first cut for specific symbols for spring data reppsitories

headless-services/commons/commons-boot/src/main/java/org/springframework/ide/vscode/boot/java/Annotations.java

@@ -18,7 +18,11 @@ package org.springframework.ide.vscode.boot.java;
 public class Annotations {
 	public static final String BEAN = "org.springframework.context.annotation.Bean";
 	public static final String PROFILE = "org.springframework.context.annotation.Profile";
+	public static final String CONDITIONAL = "org.springframework.context.annotation.Conditional";
+	
 	public static final String COMPONENT = "org.springframework.stereotype.Component";
+	public static final String REPOSITORY = "org.springframework.stereotype.Repository";
+
 	public static final String AUTOWIRED = "org.springframework.beans.factory.annotation.Autowired";
 
 	public static final String SPRING_REQUEST_MAPPING = "org.springframework.web.bind.annotation.RequestMapping";
@@ -28,7 +32,6 @@ public class Annotations {
 	public static final String SPRING_DELETE_MAPPING = "org.springframework.web.bind.annotation.DeleteMapping";
 	public static final String SPRING_PATCH_MAPPING = "org.springframework.web.bind.annotation.PatchMapping";
 
-	public static final String CONDITIONAL = "org.springframework.context.annotation.Conditional";
 	public static final String CONDITIONAL_ON_BEAN = "org.springframework.boot.autoconfigure.condition.ConditionalOnBean";
 	public static final String CONDITIONAL_ON_MISSING_BEAN = "org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean";
 	public static final String CONDITIONAL_ON_PROPERTY = "org.springframework.boot.autoconfigure.condition.ConditionalOnProperty";

headless-services/commons/commons-boot/src/main/java/org/springframework/ide/vscode/boot/java/BootJavaLanguageServerComponents.java

@@ -10,25 +10,19 @@
  *******************************************************************************/
 package org.springframework.ide.vscode.boot.java;
 
-import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 import java.util.Set;
-import java.util.UUID;
-import java.util.concurrent.CompletableFuture;
 
 import org.eclipse.lsp4j.CompletionItemKind;
 import org.eclipse.lsp4j.InitializeParams;
-import org.eclipse.lsp4j.InitializeResult;
-import org.eclipse.lsp4j.Registration;
-import org.eclipse.lsp4j.RegistrationParams;
 import org.springframework.ide.vscode.boot.BootLanguageServerParams;
 import org.springframework.ide.vscode.boot.java.annotations.AnnotationHierarchyAwareLookup;
 import org.springframework.ide.vscode.boot.java.autowired.AutowiredHoverProvider;
 import org.springframework.ide.vscode.boot.java.beans.BeansSymbolProvider;
 import org.springframework.ide.vscode.boot.java.beans.ComponentSymbolProvider;
 import org.springframework.ide.vscode.boot.java.conditionals.ConditionalsLiveHoverProvider;
+import org.springframework.ide.vscode.boot.java.data.DataRepositorySymbolProvider;
 import org.springframework.ide.vscode.boot.java.handlers.BootJavaCodeLensEngine;
 import org.springframework.ide.vscode.boot.java.handlers.BootJavaCompletionEngine;
 import org.springframework.ide.vscode.boot.java.handlers.BootJavaDocumentSymbolHandler;
@@ -61,12 +55,10 @@ import org.springframework.ide.vscode.commons.languageserver.completion.IComplet
 import org.springframework.ide.vscode.commons.languageserver.composable.LanguageServerComponents;
 import org.springframework.ide.vscode.commons.languageserver.java.JavaProjectFinder;
 import org.springframework.ide.vscode.commons.languageserver.java.ProjectObserver;
-import org.springframework.ide.vscode.commons.languageserver.reconcile.IReconcileEngine;
 import org.springframework.ide.vscode.commons.languageserver.util.HoverHandler;
 import org.springframework.ide.vscode.commons.languageserver.util.LSFactory;
 import org.springframework.ide.vscode.commons.languageserver.util.ReferencesHandler;
 import org.springframework.ide.vscode.commons.languageserver.util.SimpleLanguageServer;
-import org.springframework.ide.vscode.commons.languageserver.util.SimpleLanguageServerWrapper;
 import org.springframework.ide.vscode.commons.languageserver.util.SimpleTextDocumentService;
 import org.springframework.ide.vscode.commons.languageserver.util.SimpleWorkspaceService;
 import org.springframework.ide.vscode.commons.util.text.LanguageId;
@@ -287,6 +279,8 @@ public class BootJavaLanguageServerComponents implements LanguageServerComponent
 
 		providers.put(Annotations.BEAN, new BeansSymbolProvider());
 		providers.put(Annotations.COMPONENT, new ComponentSymbolProvider());
+		
+		providers.put(Annotations.REPOSITORY, new DataRepositorySymbolProvider());
 
 		return new SpringIndexer(server, params, providers);
 	}

headless-services/commons/commons-boot/src/main/java/org/springframework/ide/vscode/boot/java/data/DataRepositorySymbolProvider.java

@@ -0,0 +1,142 @@
+/*******************************************************************************
+ * Copyright (c) 2018 Pivotal, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.ide.vscode.boot.java.data;
+
+import java.util.Collection;
+
+import org.eclipse.jdt.core.dom.Annotation;
+import org.eclipse.jdt.core.dom.ITypeBinding;
+import org.eclipse.jdt.core.dom.TypeDeclaration;
+import org.eclipse.lsp4j.Location;
+import org.eclipse.lsp4j.SymbolInformation;
+import org.eclipse.lsp4j.SymbolKind;
+import org.springframework.ide.vscode.boot.java.handlers.SymbolProvider;
+import org.springframework.ide.vscode.boot.java.utils.ASTUtils;
+import org.springframework.ide.vscode.commons.languageserver.util.DocumentRegion;
+import org.springframework.ide.vscode.commons.util.BadLocationException;
+import org.springframework.ide.vscode.commons.util.Log;
+import org.springframework.ide.vscode.commons.util.text.TextDocument;
+
+import com.google.common.collect.ImmutableList;
+
+import reactor.util.function.Tuple4;
+import reactor.util.function.Tuples;
+
+/**
+ * @author Martin Lippert
+ */
+public class DataRepositorySymbolProvider implements SymbolProvider {
+	
+	private static final String REPOSITORY_TYPE = "org.springframework.data.repository.Repository";
+
+
+	@Override
+	public Collection<SymbolInformation> getSymbols(Annotation node, ITypeBinding annotationType, Collection<ITypeBinding> metaAnnotations, TextDocument doc) {
+		return null;
+	}
+
+	@Override
+	public Collection<SymbolInformation> getSymbols(TypeDeclaration typeDeclaration, TextDocument doc) {
+		// this checks spring data repository beans that are defined as extensions of the repository interface
+		Tuple4<String, String, String, DocumentRegion> repositoryBean = getRepositoryBean(typeDeclaration, doc);
+		if (repositoryBean != null) {
+			try {
+				SymbolInformation symbol = new SymbolInformation(
+						beanLabel(true, repositoryBean.getT1(), repositoryBean.getT2(), repositoryBean.getT3()),
+						SymbolKind.Interface,
+						new Location(doc.getUri(), doc.toRange(repositoryBean.getT4())));
+				return ImmutableList.of(symbol);
+			} catch (BadLocationException e) {
+				Log.log(e);
+			}
+		}
+		return ImmutableList.of();
+	}
+
+	protected String beanLabel(boolean isFunctionBean, String beanName, String beanType, String markerString) {
+		StringBuilder symbolLabel = new StringBuilder();
+		symbolLabel.append("@+");
+		symbolLabel.append(' ');
+		symbolLabel.append('\'');
+		symbolLabel.append(beanName);
+		symbolLabel.append('\'');
+
+		markerString = markerString != null && markerString.length() > 0 ? " (" + markerString + ") " : " ";
+		symbolLabel.append(markerString);
+
+		symbolLabel.append(beanType);
+		return symbolLabel.toString();
+	}
+
+	private static Tuple4<String, String, String, DocumentRegion> getRepositoryBean(TypeDeclaration typeDeclaration, TextDocument doc) {
+		ITypeBinding resolvedType = typeDeclaration.resolveBinding();
+
+		if (resolvedType != null) {
+			return getRepositoryBean(typeDeclaration, doc, resolvedType);
+		}
+		else {
+			return null;
+		}
+	}
+
+	private static Tuple4<String, String, String, DocumentRegion> getRepositoryBean(TypeDeclaration typeDeclaration, TextDocument doc,
+			ITypeBinding resolvedType) {
+
+		ITypeBinding[] interfaces = resolvedType.getInterfaces();
+		for (ITypeBinding resolvedInterface : interfaces) {
+			String simplifiedType = null;
+			if (resolvedInterface.isParameterizedType()) {
+				simplifiedType = resolvedInterface.getBinaryName();
+			}
+			else {
+				simplifiedType = resolvedType.getQualifiedName();
+			}
+
+			if (REPOSITORY_TYPE.equals(simplifiedType)) {
+				String beanName = getBeanName(typeDeclaration);
+				String beanType = resolvedInterface.getName();
+				
+				String domainType = null;
+				if (resolvedInterface.isParameterizedType()) {
+					ITypeBinding[] typeParameters = resolvedInterface.getTypeArguments();
+					if (typeParameters != null && typeParameters.length > 0) {
+						domainType = typeParameters[0].getName();
+					}
+				}
+				DocumentRegion region = ASTUtils.nodeRegion(doc, typeDeclaration.getName());
+
+				return Tuples.of(beanName, beanType, domainType, region);
+			}
+			else {
+				Tuple4<String, String, String, DocumentRegion> result = getRepositoryBean(typeDeclaration, doc, resolvedInterface);
+				if (result != null) {
+					return result;
+				}
+			}
+		}
+
+		ITypeBinding superclass = resolvedType.getSuperclass();
+		if (superclass != null) {
+			return getRepositoryBean(typeDeclaration, doc, superclass);
+		}
+		else {
+			return null;
+		}
+	}
+
+	private static String getBeanName(TypeDeclaration typeDeclaration) {
+		String beanName = typeDeclaration.getName().toString();
+		if (beanName.length() > 0 && Character.isUpperCase(beanName.charAt(0))) {
+			beanName = Character.toLowerCase(beanName.charAt(0)) + beanName.substring(1);
+		}
+		return beanName;
+	}
+}

headless-services/commons/commons-boot/src/test/java/org/springframework/ide/vscode/boot/java/data/test/DataRepositorySymbolProviderTest.java

@@ -0,0 +1,69 @@
+/*******************************************************************************
+ * Copyright (c) 2018 Pivotal, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Pivotal, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.springframework.ide.vscode.boot.java.data.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.util.Iterator;
+import java.util.List;
+
+import org.eclipse.lsp4j.SymbolInformation;
+import org.junit.Before;
+import org.junit.Test;
+import org.springframework.ide.vscode.project.harness.BootJavaLanguageServerHarness;
+import org.springframework.ide.vscode.project.harness.ProjectsHarness;
+
+/**
+ * @author Martin Lippert
+ */
+public class DataRepositorySymbolProviderTest {
+
+	private BootJavaLanguageServerHarness harness;
+
+	@Before
+	public void setup() throws Exception {
+		harness = BootJavaLanguageServerHarness.builder().build();
+	}
+
+	@Test
+	public void testSimpleReppositorySymbol() throws Exception {
+		harness.intialize(new File(ProjectsHarness.class.getResource("/test-projects/test-spring-data-symbols/").toURI()));
+		File directory = new File(ProjectsHarness.class.getResource("/test-projects/test-spring-data-symbols/").toURI());
+
+		String docUri = directory.toPath().resolve("src/main/java/org/test/CustomerRepository.java").toUri().toString();
+		List<? extends SymbolInformation> symbols = getSymbols(docUri);
+		assertEquals(1, symbols.size());
+		assertTrue(containsSymbol(symbols, "@+ 'customerRepository' (Customer) Repository<Customer,Long>", docUri, 6, 17, 6, 35));
+	}
+
+	private boolean containsSymbol(List<? extends SymbolInformation> symbols, String name, String uri, int startLine, int startCHaracter, int endLine, int endCharacter) {
+		for (Iterator<? extends SymbolInformation> iterator = symbols.iterator(); iterator.hasNext();) {
+			SymbolInformation symbol = iterator.next();
+
+			if (symbol.getName().equals(name)
+					&& symbol.getLocation().getUri().equals(uri)
+					&& symbol.getLocation().getRange().getStart().getLine() == startLine
+					&& symbol.getLocation().getRange().getStart().getCharacter() == startCHaracter
+					&& symbol.getLocation().getRange().getEnd().getLine() == endLine
+					&& symbol.getLocation().getRange().getEnd().getCharacter() == endCharacter) {
+				return true;
+			}
+ 		}
+
+		return false;
+	}
+
+	private List<? extends SymbolInformation> getSymbols(String docUri) {
+		return harness.getServerWrapper().getComponents().getSpringIndexer().getSymbols(docUri);
+	}
+}

headless-services/commons/commons-boot/src/test/resources/test-projects/test-spring-data-symbols/mvnw

@@ -0,0 +1,233 @@
+#!/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
+#
+#    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.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# 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 $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} "$@"

headless-services/commons/commons-boot/src/test/resources/test-projects/test-spring-data-symbols/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    http://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%

headless-services/commons/commons-boot/src/test/resources/test-projects/test-spring-data-symbols/pom.xml

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>com.example</groupId>
+	<artifactId>test-spring-data-symbols</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>jar</packaging>
+	
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>1.5.10.RELEASE</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>1.8</java.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter</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-data-jpa</artifactId>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>

headless-services/commons/commons-boot/src/test/resources/test-projects/test-spring-data-symbols/src/main/java/org/test/Application.java

@@ -0,0 +1,55 @@
+package org.test;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+@SpringBootApplication
+public class Application {
+
+	private static final Logger log = LoggerFactory.getLogger(Application.class);
+
+	public static void main(String[] args) {
+		SpringApplication.run(Application.class);
+	}
+
+	@Bean
+	public CommandLineRunner demo(CustomerRepository repository) {
+		return (args) -> {
+			// save a couple of customers
+			repository.save(new Customer("Jack", "Bauer"));
+			repository.save(new Customer("Chloe", "O'Brian"));
+			repository.save(new Customer("Kim", "Bauer"));
+			repository.save(new Customer("David", "Palmer"));
+			repository.save(new Customer("Michelle", "Dessler"));
+
+			// fetch all customers
+			log.info("Customers found with findAll():");
+			log.info("-------------------------------");
+			for (Customer customer : repository.findAll()) {
+				log.info(customer.toString());
+			}
+			log.info("");
+
+			// fetch an individual customer by ID
+			Customer customer = repository.findOne(1L);
+			log.info("Customer found with findOne(1L):");
+			log.info("--------------------------------");
+			log.info(customer.toString());
+			log.info("");
+
+			// fetch customers by last name
+			log.info("Customer found with findByLastName('Bauer'):");
+			log.info("--------------------------------------------");
+			for (Customer bauer : repository.findByLastName("Bauer")) {
+				log.info(bauer.toString());
+			}
+			log.info("");
+		};
+	}
+
+}

headless-services/commons/commons-boot/src/test/resources/test-projects/test-spring-data-symbols/src/main/java/org/test/Customer.java

@@ -0,0 +1,46 @@
+// tag::sample[]
+package org.test;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+
+@Entity
+public class Customer {
+
+    @Id
+    @GeneratedValue(strategy=GenerationType.AUTO)
+    private Long id;
+    private String firstName;
+    private String lastName;
+
+    protected Customer() {}
+
+    public Customer(String firstName, String lastName) {
+        this.firstName = firstName;
+        this.lastName = lastName;
+    }
+
+    @Override
+    public String toString() {
+        return String.format(
+                "Customer[id=%d, firstName='%s', lastName='%s']",
+                id, firstName, lastName);
+    }
+
+// end::sample[]
+
+	public Long getId() {
+		return id;
+	}
+
+	public String getFirstName() {
+		return firstName;
+	}
+
+	public String getLastName() {
+		return lastName;
+	}
+}
+

headless-services/commons/commons-boot/src/test/resources/test-projects/test-spring-data-symbols/src/main/java/org/test/CustomerRepository.java

@@ -0,0 +1,10 @@
+package org.test;
+
+import java.util.List;
+
+import org.springframework.data.repository.CrudRepository;
+
+public interface CustomerRepository extends CrudRepository<Customer, Long> {
+
+    List<Customer> findByLastName(String lastName);
+}