Add ticktock multi IO sample

multi-io-samples/log-sink-rabbit/.mvn/jvm.config

@@ -0,0 +1 @@
+-Xmx1024m -XX:CICompilerCount=1 -XX:TieredStopAtLevel=1 -Djava.security.egd=file:/dev/./urandom

multi-io-samples/log-sink-rabbit/.mvn/maven.config

@@ -0,0 +1 @@
+-DaltSnapshotDeploymentRepository=repo.spring.io::default::https://repo.spring.io/libs-snapshot-local -P spring

multi-io-samples/log-sink-rabbit/.mvn/wrapper/MavenWrapperDownloader.java

@@ -0,0 +1,110 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+  https://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+import java.net.*;
+import java.io.*;
+import java.nio.channels.*;
+import java.util.Properties;
+
+public class MavenWrapperDownloader {
+
+    /**
+     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
+     */
+    private static final String DEFAULT_DOWNLOAD_URL =
+            "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar";
+
+    /**
+     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
+     * use instead of the default one.
+     */
+    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
+            ".mvn/wrapper/maven-wrapper.properties";
+
+    /**
+     * Path where the maven-wrapper.jar will be saved to.
+     */
+    private static final String MAVEN_WRAPPER_JAR_PATH =
+            ".mvn/wrapper/maven-wrapper.jar";
+
+    /**
+     * Name of the property which should be used to override the default download url for the wrapper.
+     */
+    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
+
+    public static void main(String args[]) {
+        System.out.println("- Downloader started");
+        File baseDirectory = new File(args[0]);
+        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
+
+        // If the maven-wrapper.properties exists, read it and check if it contains a custom
+        // wrapperUrl parameter.
+        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
+        String url = DEFAULT_DOWNLOAD_URL;
+        if(mavenWrapperPropertyFile.exists()) {
+            FileInputStream mavenWrapperPropertyFileInputStream = null;
+            try {
+                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
+                Properties mavenWrapperProperties = new Properties();
+                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
+                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
+            } catch (IOException e) {
+                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
+            } finally {
+                try {
+                    if(mavenWrapperPropertyFileInputStream != null) {
+                        mavenWrapperPropertyFileInputStream.close();
+                    }
+                } catch (IOException e) {
+                    // Ignore ...
+                }
+            }
+        }
+        System.out.println("- Downloading from: : " + url);
+
+        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
+        if(!outputFile.getParentFile().exists()) {
+            if(!outputFile.getParentFile().mkdirs()) {
+                System.out.println(
+                        "- ERROR creating output direcrory '" + outputFile.getParentFile().getAbsolutePath() + "'");
+            }
+        }
+        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
+        try {
+            downloadFileFromURL(url, outputFile);
+            System.out.println("Done");
+            System.exit(0);
+        } catch (Throwable e) {
+            System.out.println("- Error downloading");
+            e.printStackTrace();
+            System.exit(1);
+        }
+    }
+
+    private static void downloadFileFromURL(String urlString, File destination) throws Exception {
+        URL website = new URL(urlString);
+        ReadableByteChannel rbc;
+        rbc = Channels.newChannel(website.openStream());
+        FileOutputStream fos = new FileOutputStream(destination);
+        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+        fos.close();
+        rbc.close();
+    }
+
+}

multi-io-samples/log-sink-rabbit/.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1 @@
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

multi-io-samples/log-sink-rabbit/README.adoc

@@ -0,0 +1 @@
+= Spring Cloud Stream Log Sink Rabbit Binder Application

multi-io-samples/log-sink-rabbit/mvnw

@@ -0,0 +1,253 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven2 Start Up Batch script
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   M2_HOME - location of maven2's installed home dir
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "`uname`" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+           #
+           # Look for the Apple JDKs first to preserve the existing behaviour, and then look
+           # for the new JDKs provided by Oracle.
+           #
+           if [ -z "$JAVA_HOME" ] && [ -L /System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK ] ; then
+             #
+             # Apple JDKs
+             #
+             export JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Home
+           fi
+
+           if [ -z "$JAVA_HOME" ] && [ -L /System/Library/Java/JavaVirtualMachines/CurrentJDK ] ; then
+             #
+             # Apple JDKs
+             #
+             export JAVA_HOME=/System/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
+           fi
+
+           if [ -z "$JAVA_HOME" ] && [ -L "/Library/Java/JavaVirtualMachines/CurrentJDK" ] ; then
+             #
+             # Oracle JDKs
+             #
+             export JAVA_HOME=/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
+           fi
+
+           if [ -z "$JAVA_HOME" ] && [ -x "/usr/libexec/java_home" ]; then
+             #
+             # Apple JDKs
+             #
+             export JAVA_HOME=`/usr/libexec/java_home`
+           fi
+           ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=`java-config --jre-home`
+  fi
+fi
+
+if [ -z "$M2_HOME" ] ; then
+  ## resolve links - $0 may be a link to maven's home
+  PRG="$0"
+
+  # need this for relative symlinks
+  while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+      PRG="$link"
+    else
+      PRG="`dirname "$PRG"`/$link"
+    fi
+  done
+
+  saveddir=`pwd`
+
+  M2_HOME=`dirname "$PRG"`/..
+
+  # make it fully qualified
+  M2_HOME=`cd "$M2_HOME" && pwd`
+
+  cd "$saveddir"
+  # echo Using m2 at $M2_HOME
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --unix "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
+fi
+
+# For Migwn, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME="`(cd "$M2_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+  # TODO classpath?
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="`which javac`"
+  if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=`which readlink`
+    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
+      if $darwin ; then
+        javaHome="`dirname \"$javaExecutable\"`"
+        javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
+      else
+        javaExecutable="`readlink -f \"$javaExecutable\"`"
+      fi
+      javaHome="`dirname \"$javaExecutable\"`"
+      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  if [ -n "$JAVA_HOME"  ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="`which java`"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --path --windows "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
+fi
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+  local basedir=$(pwd)
+  local wdir=$(pwd)
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    wdir=$(cd "$wdir/.."; pwd)
+  done
+  echo "${basedir}"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    echo "$(tr -s '\n' ' ' < "$1")"
+  fi
+}
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-$(find_maven_basedir)}
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+echo "Running version check"
+VERSION=$( sed '\!<parent!,\!</parent!d' `dirname $0`/pom.xml | grep '<version' | head -1 | sed -e 's/.*<version>//' -e 's!</version>.*$!!' )
+echo "The found version is [${VERSION}]"
+
+if echo $VERSION | egrep -q 'M|RC'; then
+    echo Activating \"milestone\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q milestone || MAVEN_ARGS="$MAVEN_ARGS -Pmilestone"
+else
+    echo Deactivating \"milestone\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q milestone && MAVEN_ARGS=$(echo $MAVEN_ARGS | sed -e 's/-Pmilestone//')
+fi
+
+if echo $VERSION | egrep -q 'RELEASE'; then
+    echo Activating \"central\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q milestone || MAVEN_ARGS="$MAVEN_ARGS -Pcentral"
+else
+    echo Deactivating \"central\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q central && MAVEN_ARGS=$(echo $MAVEN_ARGS | sed -e 's/-Pcentral//')
+fi
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} ${MAVEN_ARGS} "$@"

multi-io-samples/log-sink-rabbit/mvnw.cmd

@@ -0,0 +1,145 @@
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Maven2 Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a key stroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM enable echoing my setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
+if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+set MAVEN_CMD_LINE_ARGS=%*
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+
+set WRAPPER_JAR="".\.mvn\wrapper\maven-wrapper.jar""
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CMD_LINE_ARGS%
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
+if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%" == "on" pause
+
+if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
+
+exit /B %ERROR_CODE%

multi-io-samples/log-sink-rabbit/pom.xml

@@ -0,0 +1,339 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+		 xmlns="http://maven.apache.org/POM/4.0.0"
+		 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.3.0.RELEASE</version>
+		<relativePath></relativePath>
+	</parent>
+	<groupId>org.springframework.cloud.stream.app</groupId>
+	<artifactId>log-sink-rabbit</artifactId>
+	<version>3.0.0-SNAPSHOT</version>
+	<name>log-sink-rabbit</name>
+	<description>Spring Cloud Stream Log Sink Rabbit Binder Application
+	</description>
+
+	<distributionManagement>
+		<repository>
+			<id>repo.spring.io</id>
+			<name>Spring Release Repository</name>
+			<url>https://repo.spring.io/libs-release-local</url>
+		</repository>
+		<snapshotRepository>
+			<id>repo.spring.io</id>
+			<name>Spring Snapshot Repository</name>
+			<url>https://repo.spring.io/libs-snapshot-local</url>
+		</snapshotRepository>
+	</distributionManagement>
+
+	<properties>
+		<skipTests>true</skipTests>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<dependencyManagement>
+		<dependencies>
+			<!-- (begin) managed dependencies -->
+			<dependency>
+              <groupId>org.springframework.cloud</groupId>
+              <artifactId>spring-cloud-stream-dependencies</artifactId>
+              <version>Horsham.SR6</version>
+              <type>pom</type>
+              <scope>import</scope>
+            </dependency>
+			<dependency>
+              <groupId>org.springframework.cloud</groupId>
+              <artifactId>spring-cloud-function-dependencies</artifactId>
+              <version>3.0.8.RELEASE</version>
+              <type>pom</type>
+              <scope>import</scope>
+            </dependency>
+			<dependency>
+              <groupId>org.springframework.cloud</groupId>
+              <artifactId>spring-cloud-dependencies</artifactId>
+              <version>Hoxton.BUILD-SNAPSHOT</version>
+              <type>pom</type>
+              <scope>import</scope>
+            </dependency>
+			<!-- (end) managed dependencies -->
+		</dependencies>
+	</dependencyManagement>
+
+	<dependencies>
+		<!-- (begin) additional dependencies -->
+		<dependency>
+          <groupId>org.springframework.cloud.fn</groupId>
+          <artifactId>log-consumer</artifactId>
+          <version>1.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.cloud.stream.app</groupId>
+          <artifactId>stream-applications-security-common</artifactId>
+          <version>3.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.cloud.stream.app</groupId>
+          <artifactId>stream-applications-micrometer-common</artifactId>
+          <version>3.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-influx</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-prometheus</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-wavefront</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer.prometheus</groupId>
+          <artifactId>prometheus-rsocket-spring</artifactId>
+          <version>0.9.0</version>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-datadog</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.pivotal.cfenv</groupId>
+          <artifactId>java-cfenv-boot</artifactId>
+          <version>2.1.2.RELEASE</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-configuration-processor</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-logging</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-security</artifactId>
+        </dependency>
+		<!-- (end) additional dependencies -->
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-stream-binder-rabbit</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<repositories>
+		<repository>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+		</repository>
+		<repository>
+			<snapshots>
+				<enabled>false</enabled>
+			</snapshots>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
+		</repository>
+	</repositories>
+	<pluginRepositories>
+		<pluginRepository>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+		</pluginRepository>
+		<pluginRepository>
+			<snapshots>
+				<enabled>false</enabled>
+			</snapshots>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
+		</pluginRepository>
+	</pluginRepositories>
+	<build>
+		<plugins>
+			<!-- (begin) additional plugins -->
+			<!-- (end) additional plugins -->
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+
+			<plugin>
+				<groupId>com.google.cloud.tools</groupId>
+				<artifactId>jib-maven-plugin</artifactId>
+				<version>2.0.0</version>
+				<configuration>
+					<from>
+						<image>springcloud/openjdk</image>
+					</from>
+					<to>
+						<image>springcloudstream/${project.artifactId}</image>
+						<tags>
+							<tag>3.0.0-SNAPSHOT</tag>
+						</tags>
+					</to>
+					<container>
+						<creationTime>USE_CURRENT_TIMESTAMP</creationTime>
+						<format>Docker</format>
+						<labels>
+							<org.springframework.cloud.dataflow.spring-configuration-metadata.json>
+								${org.springframework.cloud.dataflow.spring.configuration.metadata.json}
+							</org.springframework.cloud.dataflow.spring-configuration-metadata.json>
+						</labels>
+					</container>
+				</configuration>
+			</plugin>
+
+			<!--
+			 Use of properties-maven-plugin to load the encoded metadata properties created by the jib-maven-plugin
+			 Use: Use: ./mvnw clean install jib:dockerBuild or ./mvnw clean install jib:build
+			-->
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>properties-maven-plugin</artifactId>
+				<version>1.0.0</version>
+				<executions>
+					<execution>
+						<phase>process-classes</phase>
+						<goals>
+							<goal>read-project-properties</goal>
+						</goals>
+						<configuration>
+							<files>
+								<file>
+									${project.build.outputDirectory}/META-INF/spring-configuration-metadata-encoded.properties
+								</file>
+							</files>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+
+			<plugin>
+				<groupId>org.springframework.cloud</groupId>
+				<artifactId>spring-cloud-app-starter-metadata-maven-plugin</artifactId>
+				<version>2.0.1.M1</version>
+				<configuration>
+					<storeFilteredMetadata>true</storeFilteredMetadata>
+					<metadataFilter>
+						<names>
+						</names>
+						<sourceTypes>
+							<filter>org.springframework.cloud.fn.consumer.log.LogConsumerProperties</filter>
+						</sourceTypes>
+					</metadataFilter>
+				</configuration>
+				<executions>
+					<execution>
+						<id>aggregate-metadata</id>
+						<phase>compile</phase>
+						<goals>
+							<goal>aggregate-metadata</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>2.21.0</version>
+				<configuration>
+					<skipTests>${skipTests}</skipTests>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-javadoc-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>javadoc</id>
+						<phase>package</phase>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+				<configuration>
+					<quiet>true</quiet>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-source-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>attach-sources</id>
+						<phase>package</phase>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+	<profiles>
+		<profile>
+			<id>milestone</id>
+			<distributionManagement>
+				<repository>
+					<id>repo.spring.io</id>
+					<name>Spring Milestone Repository</name>
+					<url>https://repo.spring.io/libs-milestone-local</url>
+				</repository>
+			</distributionManagement>
+		</profile>
+		<profile>
+			<id>central</id>
+			<build>
+				<plugins>
+					<plugin>
+						<artifactId>maven-gpg-plugin</artifactId>
+						<executions>
+							<execution>
+								<id>sign-artifacts</id>
+								<phase>verify</phase>
+								<goals>
+									<goal>sign</goal>
+								</goals>
+							</execution>
+						</executions>
+					</plugin>
+				</plugins>
+			</build>
+			<distributionManagement>
+				<repository>
+					<id>sonatype-nexus-staging</id>
+					<name>Nexus Release Repository</name>
+					<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+				</repository>
+				<snapshotRepository>
+					<id>sonatype-nexus-snapshots</id>
+					<name>Sonatype Nexus Snapshots</name>
+					<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+				</snapshotRepository>
+			</distributionManagement>
+		</profile>
+	</profiles>
+</project>

multi-io-samples/log-sink-rabbit/src/main/java/org/springframework/cloud/stream/app/log/sink/rabbit/LogSinkRabbitApplication.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright 2019-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cloud.stream.app.log.sink.rabbit;
+
+import java.util.function.Consumer;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.fn.consumer.log.LogConsumerProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Import;
+import org.springframework.integration.dsl.IntegrationFlow;
+import org.springframework.integration.dsl.IntegrationFlows;
+import org.springframework.messaging.Message;
+
+@SpringBootApplication
+@Import({ org.springframework.cloud.fn.consumer.log.LogConsumerConfiguration.class })
+public class LogSinkRabbitApplication {
+
+	@Bean
+	IntegrationFlow logConsumerFlow2(LogConsumerProperties logSinkProperties) {
+		return IntegrationFlows.from(MessageConsumer.class, (gateway) -> gateway.beanName("logConsumer2"))
+				.handle((payload, headers) -> payload)
+				.log(logSinkProperties.getLevel(), logSinkProperties.getName(), logSinkProperties.getExpression())
+				.get();
+	}
+
+	@Bean
+	IntegrationFlow logConsumerFlow3(LogConsumerProperties logSinkProperties) {
+		return IntegrationFlows.from(MessageConsumer.class, (gateway) -> gateway.beanName("logConsumer3"))
+				.handle((payload, headers) -> payload)
+				.log(logSinkProperties.getLevel(), logSinkProperties.getName(), logSinkProperties.getExpression())
+				.get();
+	}
+
+	private interface MessageConsumer extends Consumer<Message<?>> {
+
+	}
+
+	public static void main(String[] args) {
+		SpringApplication.run(LogSinkRabbitApplication.class, args);
+	}
+}

multi-io-samples/log-sink-rabbit/src/main/resources/META-INF/dataflow-configuration-metadata-whitelist.properties

@@ -0,0 +1 @@
+configuration-properties.classes=org.springframework.cloud.fn.consumer.log.LogConsumerProperties

multi-io-samples/log-sink-rabbit/src/main/resources/application.properties

@@ -0,0 +1,16 @@
+spring.application.name=${vcap.application.name:log-sink}
+info.app.name=@project.artifactId@
+info.app.description=@project.description@
+info.app.version=@project.version@
+management.endpoints.web.exposure.include=health,info,bindings
+
+spring.cloud.stream.function.definition=byteArrayTextToString|logConsumer;byteArrayTextToString|logConsumer2;byteArrayTextToString|logConsumer3
+
+spring.cloud.stream.function.bindings.byteArrayTextToString|logConsumer-in-0=input1
+spring.cloud.stream.function.bindings.byteArrayTextToString|logConsumer2-in-0=input2
+spring.cloud.stream.function.bindings.byteArrayTextToString|logConsumer3-in-0=input3
+
+
+
+
+

multi-io-samples/log-sink-rabbit/src/test/java/org/springframework/cloud/stream/app/log/sink/rabbit/LogSinkRabbitApplicationTests.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2019-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cloud.stream.app.log.sink.rabbit;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class LogSinkRabbitApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}

multi-io-samples/time-source-rabbit/.mvn/jvm.config

@@ -0,0 +1 @@
+-Xmx1024m -XX:CICompilerCount=1 -XX:TieredStopAtLevel=1 -Djava.security.egd=file:/dev/./urandom

multi-io-samples/time-source-rabbit/.mvn/maven.config

@@ -0,0 +1 @@
+-DaltSnapshotDeploymentRepository=repo.spring.io::default::https://repo.spring.io/libs-snapshot-local -P spring

multi-io-samples/time-source-rabbit/.mvn/wrapper/MavenWrapperDownloader.java

@@ -0,0 +1,110 @@
+/*
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+  https://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+*/
+
+import java.net.*;
+import java.io.*;
+import java.nio.channels.*;
+import java.util.Properties;
+
+public class MavenWrapperDownloader {
+
+    /**
+     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
+     */
+    private static final String DEFAULT_DOWNLOAD_URL =
+            "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.4.2/maven-wrapper-0.4.2.jar";
+
+    /**
+     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
+     * use instead of the default one.
+     */
+    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
+            ".mvn/wrapper/maven-wrapper.properties";
+
+    /**
+     * Path where the maven-wrapper.jar will be saved to.
+     */
+    private static final String MAVEN_WRAPPER_JAR_PATH =
+            ".mvn/wrapper/maven-wrapper.jar";
+
+    /**
+     * Name of the property which should be used to override the default download url for the wrapper.
+     */
+    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
+
+    public static void main(String args[]) {
+        System.out.println("- Downloader started");
+        File baseDirectory = new File(args[0]);
+        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
+
+        // If the maven-wrapper.properties exists, read it and check if it contains a custom
+        // wrapperUrl parameter.
+        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
+        String url = DEFAULT_DOWNLOAD_URL;
+        if(mavenWrapperPropertyFile.exists()) {
+            FileInputStream mavenWrapperPropertyFileInputStream = null;
+            try {
+                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
+                Properties mavenWrapperProperties = new Properties();
+                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
+                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
+            } catch (IOException e) {
+                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
+            } finally {
+                try {
+                    if(mavenWrapperPropertyFileInputStream != null) {
+                        mavenWrapperPropertyFileInputStream.close();
+                    }
+                } catch (IOException e) {
+                    // Ignore ...
+                }
+            }
+        }
+        System.out.println("- Downloading from: : " + url);
+
+        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
+        if(!outputFile.getParentFile().exists()) {
+            if(!outputFile.getParentFile().mkdirs()) {
+                System.out.println(
+                        "- ERROR creating output direcrory '" + outputFile.getParentFile().getAbsolutePath() + "'");
+            }
+        }
+        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
+        try {
+            downloadFileFromURL(url, outputFile);
+            System.out.println("Done");
+            System.exit(0);
+        } catch (Throwable e) {
+            System.out.println("- Error downloading");
+            e.printStackTrace();
+            System.exit(1);
+        }
+    }
+
+    private static void downloadFileFromURL(String urlString, File destination) throws Exception {
+        URL website = new URL(urlString);
+        ReadableByteChannel rbc;
+        rbc = Channels.newChannel(website.openStream());
+        FileOutputStream fos = new FileOutputStream(destination);
+        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+        fos.close();
+        rbc.close();
+    }
+
+}

multi-io-samples/time-source-rabbit/.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1 @@
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.4/apache-maven-3.5.4-bin.zip

multi-io-samples/time-source-rabbit/README.adoc

@@ -0,0 +1 @@
+= Spring Cloud Stream Time Source Rabbit Binder Application

multi-io-samples/time-source-rabbit/mvnw

@@ -0,0 +1,253 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven2 Start Up Batch script
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   M2_HOME - location of maven2's installed home dir
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "`uname`" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+           #
+           # Look for the Apple JDKs first to preserve the existing behaviour, and then look
+           # for the new JDKs provided by Oracle.
+           #
+           if [ -z "$JAVA_HOME" ] && [ -L /System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK ] ; then
+             #
+             # Apple JDKs
+             #
+             export JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/CurrentJDK/Home
+           fi
+
+           if [ -z "$JAVA_HOME" ] && [ -L /System/Library/Java/JavaVirtualMachines/CurrentJDK ] ; then
+             #
+             # Apple JDKs
+             #
+             export JAVA_HOME=/System/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
+           fi
+
+           if [ -z "$JAVA_HOME" ] && [ -L "/Library/Java/JavaVirtualMachines/CurrentJDK" ] ; then
+             #
+             # Oracle JDKs
+             #
+             export JAVA_HOME=/Library/Java/JavaVirtualMachines/CurrentJDK/Contents/Home
+           fi
+
+           if [ -z "$JAVA_HOME" ] && [ -x "/usr/libexec/java_home" ]; then
+             #
+             # Apple JDKs
+             #
+             export JAVA_HOME=`/usr/libexec/java_home`
+           fi
+           ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=`java-config --jre-home`
+  fi
+fi
+
+if [ -z "$M2_HOME" ] ; then
+  ## resolve links - $0 may be a link to maven's home
+  PRG="$0"
+
+  # need this for relative symlinks
+  while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+      PRG="$link"
+    else
+      PRG="`dirname "$PRG"`/$link"
+    fi
+  done
+
+  saveddir=`pwd`
+
+  M2_HOME=`dirname "$PRG"`/..
+
+  # make it fully qualified
+  M2_HOME=`cd "$M2_HOME" && pwd`
+
+  cd "$saveddir"
+  # echo Using m2 at $M2_HOME
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --unix "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
+fi
+
+# For Migwn, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME="`(cd "$M2_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+  # TODO classpath?
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="`which javac`"
+  if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=`which readlink`
+    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
+      if $darwin ; then
+        javaHome="`dirname \"$javaExecutable\"`"
+        javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
+      else
+        javaExecutable="`readlink -f \"$javaExecutable\"`"
+      fi
+      javaHome="`dirname \"$javaExecutable\"`"
+      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  if [ -n "$JAVA_HOME"  ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="`which java`"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --path --windows "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
+fi
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+  local basedir=$(pwd)
+  local wdir=$(pwd)
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    wdir=$(cd "$wdir/.."; pwd)
+  done
+  echo "${basedir}"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    echo "$(tr -s '\n' ' ' < "$1")"
+  fi
+}
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-$(find_maven_basedir)}
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+echo "Running version check"
+VERSION=$( sed '\!<parent!,\!</parent!d' `dirname $0`/pom.xml | grep '<version' | head -1 | sed -e 's/.*<version>//' -e 's!</version>.*$!!' )
+echo "The found version is [${VERSION}]"
+
+if echo $VERSION | egrep -q 'M|RC'; then
+    echo Activating \"milestone\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q milestone || MAVEN_ARGS="$MAVEN_ARGS -Pmilestone"
+else
+    echo Deactivating \"milestone\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q milestone && MAVEN_ARGS=$(echo $MAVEN_ARGS | sed -e 's/-Pmilestone//')
+fi
+
+if echo $VERSION | egrep -q 'RELEASE'; then
+    echo Activating \"central\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q milestone || MAVEN_ARGS="$MAVEN_ARGS -Pcentral"
+else
+    echo Deactivating \"central\" profile for version=\"$VERSION\"
+    echo $MAVEN_ARGS | grep -q central && MAVEN_ARGS=$(echo $MAVEN_ARGS | sed -e 's/-Pcentral//')
+fi
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} ${MAVEN_ARGS} "$@"

multi-io-samples/time-source-rabbit/mvnw.cmd

@@ -0,0 +1,145 @@
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Maven2 Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a key stroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM enable echoing my setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
+if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+set MAVEN_CMD_LINE_ARGS=%*
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+
+set WRAPPER_JAR="".\.mvn\wrapper\maven-wrapper.jar""
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CMD_LINE_ARGS%
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
+if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%" == "on" pause
+
+if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
+
+exit /B %ERROR_CODE%

multi-io-samples/time-source-rabbit/pom.xml

@@ -0,0 +1,345 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
+		 xmlns="http://maven.apache.org/POM/4.0.0"
+		 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.3.0.RELEASE</version>
+		<relativePath></relativePath>
+	</parent>
+	<groupId>org.springframework.cloud.stream.app</groupId>
+	<artifactId>time-source-rabbit</artifactId>
+	<version>3.0.0-SNAPSHOT</version>
+	<name>time-source-rabbit</name>
+	<description>Spring Cloud Stream Time Source Rabbit Binder Application
+	</description>
+
+	<distributionManagement>
+		<repository>
+			<id>repo.spring.io</id>
+			<name>Spring Release Repository</name>
+			<url>https://repo.spring.io/libs-release-local</url>
+		</repository>
+		<snapshotRepository>
+			<id>repo.spring.io</id>
+			<name>Spring Snapshot Repository</name>
+			<url>https://repo.spring.io/libs-snapshot-local</url>
+		</snapshotRepository>
+	</distributionManagement>
+
+	<properties>
+		<skipTests>true</skipTests>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<dependencyManagement>
+		<dependencies>
+			<!-- (begin) managed dependencies -->
+			<dependency>
+              <groupId>org.springframework.cloud</groupId>
+              <artifactId>spring-cloud-stream-dependencies</artifactId>
+              <version>Horsham.SR6</version>
+              <type>pom</type>
+              <scope>import</scope>
+            </dependency>
+			<dependency>
+              <groupId>org.springframework.cloud</groupId>
+              <artifactId>spring-cloud-function-dependencies</artifactId>
+              <version>3.0.8.RELEASE</version>
+              <type>pom</type>
+              <scope>import</scope>
+            </dependency>
+			<dependency>
+              <groupId>org.springframework.cloud</groupId>
+              <artifactId>spring-cloud-dependencies</artifactId>
+              <version>Hoxton.BUILD-SNAPSHOT</version>
+              <type>pom</type>
+              <scope>import</scope>
+            </dependency>
+			<!-- (end) managed dependencies -->
+		</dependencies>
+	</dependencyManagement>
+
+	<dependencies>
+		<!-- (begin) additional dependencies -->
+		<dependency>
+          <groupId>org.springframework.cloud.fn</groupId>
+          <artifactId>time-supplier</artifactId>
+          <version>1.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.cloud.stream.app</groupId>
+          <artifactId>stream-applications-composite-function-support</artifactId>
+          <version>3.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.cloud.stream.app</groupId>
+          <artifactId>stream-applications-security-common</artifactId>
+          <version>3.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.cloud.stream.app</groupId>
+          <artifactId>stream-applications-micrometer-common</artifactId>
+          <version>3.0.0-SNAPSHOT</version>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-influx</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-prometheus</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-wavefront</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer.prometheus</groupId>
+          <artifactId>prometheus-rsocket-spring</artifactId>
+          <version>0.9.0</version>
+        </dependency>
+		<dependency>
+          <groupId>io.micrometer</groupId>
+          <artifactId>micrometer-registry-datadog</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>io.pivotal.cfenv</groupId>
+          <artifactId>java-cfenv-boot</artifactId>
+          <version>2.1.2.RELEASE</version>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-configuration-processor</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-actuator</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-logging</artifactId>
+        </dependency>
+		<dependency>
+          <groupId>org.springframework.boot</groupId>
+          <artifactId>spring-boot-starter-security</artifactId>
+        </dependency>
+		<!-- (end) additional dependencies -->
+		<dependency>
+			<groupId>org.springframework.cloud</groupId>
+			<artifactId>spring-cloud-stream-binder-rabbit</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<repositories>
+		<repository>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+		</repository>
+		<repository>
+			<snapshots>
+				<enabled>false</enabled>
+			</snapshots>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
+		</repository>
+	</repositories>
+	<pluginRepositories>
+		<pluginRepository>
+			<snapshots>
+				<enabled>true</enabled>
+			</snapshots>
+			<id>spring-snapshots</id>
+			<name>Spring Snapshots</name>
+			<url>https://repo.spring.io/snapshot</url>
+		</pluginRepository>
+		<pluginRepository>
+			<snapshots>
+				<enabled>false</enabled>
+			</snapshots>
+			<id>spring-milestones</id>
+			<name>Spring Milestones</name>
+			<url>https://repo.spring.io/milestone</url>
+		</pluginRepository>
+	</pluginRepositories>
+	<build>
+		<plugins>
+			<!-- (begin) additional plugins -->
+			<!-- (end) additional plugins -->
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+
+			<plugin>
+				<groupId>com.google.cloud.tools</groupId>
+				<artifactId>jib-maven-plugin</artifactId>
+				<version>2.0.0</version>
+				<configuration>
+					<from>
+						<image>springcloud/openjdk</image>
+					</from>
+					<to>
+						<image>springcloudstream/${project.artifactId}</image>
+						<tags>
+							<tag>3.0.0-SNAPSHOT</tag>
+						</tags>
+					</to>
+					<container>
+						<creationTime>USE_CURRENT_TIMESTAMP</creationTime>
+						<format>Docker</format>
+						<labels>
+							<org.springframework.cloud.dataflow.spring-configuration-metadata.json>
+								${org.springframework.cloud.dataflow.spring.configuration.metadata.json}
+							</org.springframework.cloud.dataflow.spring-configuration-metadata.json>
+						</labels>
+					</container>
+				</configuration>
+			</plugin>
+
+			<!--
+			 Use of properties-maven-plugin to load the encoded metadata properties created by the jib-maven-plugin
+			 Use: Use: ./mvnw clean install jib:dockerBuild or ./mvnw clean install jib:build
+			-->
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>properties-maven-plugin</artifactId>
+				<version>1.0.0</version>
+				<executions>
+					<execution>
+						<phase>process-classes</phase>
+						<goals>
+							<goal>read-project-properties</goal>
+						</goals>
+						<configuration>
+							<files>
+								<file>
+									${project.build.outputDirectory}/META-INF/spring-configuration-metadata-encoded.properties
+								</file>
+							</files>
+						</configuration>
+					</execution>
+				</executions>
+			</plugin>
+
+			<plugin>
+				<groupId>org.springframework.cloud</groupId>
+				<artifactId>spring-cloud-app-starter-metadata-maven-plugin</artifactId>
+				<version>2.0.1.M1</version>
+				<configuration>
+					<storeFilteredMetadata>true</storeFilteredMetadata>
+					<metadataFilter>
+						<names>
+						</names>
+						<sourceTypes>
+							<filter>org.springframework.cloud.fn.supplier.time.TimeSupplierProperties</filter>
+							<filter>org.springframework.cloud.stream.config.DefaultPollerProperties</filter>
+						</sourceTypes>
+					</metadataFilter>
+				</configuration>
+				<executions>
+					<execution>
+						<id>aggregate-metadata</id>
+						<phase>compile</phase>
+						<goals>
+							<goal>aggregate-metadata</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<version>2.21.0</version>
+				<configuration>
+					<skipTests>${skipTests}</skipTests>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-javadoc-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>javadoc</id>
+						<phase>package</phase>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+				<configuration>
+					<quiet>true</quiet>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-source-plugin</artifactId>
+				<executions>
+					<execution>
+						<id>attach-sources</id>
+						<phase>package</phase>
+						<goals>
+							<goal>jar</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+	<profiles>
+		<profile>
+			<id>milestone</id>
+			<distributionManagement>
+				<repository>
+					<id>repo.spring.io</id>
+					<name>Spring Milestone Repository</name>
+					<url>https://repo.spring.io/libs-milestone-local</url>
+				</repository>
+			</distributionManagement>
+		</profile>
+		<profile>
+			<id>central</id>
+			<build>
+				<plugins>
+					<plugin>
+						<artifactId>maven-gpg-plugin</artifactId>
+						<executions>
+							<execution>
+								<id>sign-artifacts</id>
+								<phase>verify</phase>
+								<goals>
+									<goal>sign</goal>
+								</goals>
+							</execution>
+						</executions>
+					</plugin>
+				</plugins>
+			</build>
+			<distributionManagement>
+				<repository>
+					<id>sonatype-nexus-staging</id>
+					<name>Nexus Release Repository</name>
+					<url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
+				</repository>
+				<snapshotRepository>
+					<id>sonatype-nexus-snapshots</id>
+					<name>Sonatype Nexus Snapshots</name>
+					<url>https://oss.sonatype.org/content/repositories/snapshots/</url>
+				</snapshotRepository>
+			</distributionManagement>
+		</profile>
+	</profiles>
+</project>

multi-io-samples/time-source-rabbit/src/main/java/org/springframework/cloud/stream/app/time/source/rabbit/TimeSourceRabbitApplication.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2019-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cloud.stream.app.time.source.rabbit;
+
+import java.util.Date;
+import java.util.function.Supplier;
+
+import org.apache.commons.lang3.time.FastDateFormat;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.fn.supplier.time.TimeSupplierProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Import;
+
+
+@SpringBootApplication
+@Import({ org.springframework.cloud.fn.supplier.time.TimeSupplierConfiguration.class })
+public class TimeSourceRabbitApplication {
+
+	@Bean
+	public Supplier<String> timeSupplier2(TimeSupplierProperties timeSupplierProperties) {
+		FastDateFormat fastDateFormat = FastDateFormat.getInstance(timeSupplierProperties.getDateFormat());
+		return () -> fastDateFormat.format(new Date());
+	}
+
+	@Bean
+	public Supplier<String> timeSupplier3(TimeSupplierProperties timeSupplierProperties) {
+		FastDateFormat fastDateFormat = FastDateFormat.getInstance(timeSupplierProperties.getDateFormat());
+		return () -> fastDateFormat.format(new Date());
+	}
+
+	public static void main(String[] args) {
+		SpringApplication.run(TimeSourceRabbitApplication.class, args);
+	}
+}

multi-io-samples/time-source-rabbit/src/main/resources/META-INF/dataflow-configuration-metadata-whitelist.properties

@@ -0,0 +1,2 @@
+configuration-properties.classes=org.springframework.cloud.fn.supplier.time.TimeSupplierProperties,\
+  org.springframework.cloud.stream.config.DefaultPollerProperties

multi-io-samples/time-source-rabbit/src/main/resources/application.properties

@@ -0,0 +1,16 @@
+spring.application.name=${vcap.application.name:time-source}
+info.app.name=@project.artifactId@
+info.app.description=@project.description@
+info.app.version=@project.version@
+management.endpoints.web.exposure.include=health,info,bindings
+
+spring.cloud.stream.function.definition=timeSupplier;timeSupplier2;timeSupplier3
+
+
+spring.cloud.stream.function.bindings.timeSupplier-out-0=output1
+spring.cloud.stream.function.bindings.timeSupplier2-out-0=output2
+spring.cloud.stream.function.bindings.timeSupplier3-out-0=output3
+
+
+
+

multi-io-samples/time-source-rabbit/src/test/java/org/springframework/cloud/stream/app/time/source/rabbit/TimeSourceRabbitApplicationTests.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2019-2020 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cloud.stream.app.time.source.rabbit;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class TimeSourceRabbitApplicationTests {
+
+	@Test
+	public void contextLoads() {
+	}
+
+}