Samples cleanup

- Move common properties to samples parent
 - Avoid explicit `ComponentScan` by moving all the classes to the same package

spring-cloud-stream-samples/source/pom.xml

@@ -6,7 +6,7 @@
 	<artifactId>spring-cloud-stream-sample-source</artifactId>
 	<packaging>jar</packaging>
 	<name>spring-cloud-stream-sample-source</name>
-	<description>Demo project for Spring XD module</description>
+	<description>Demo project for source module</description>
 
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
@@ -15,9 +15,7 @@
 	</parent>
 
 	<properties>
-		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<start-class>demo.SourceApplication</start-class>
-		<java.version>1.8</java.version>
 	</properties>
 
 	<dependencies>

spring-cloud-stream-samples/source/src/main/java/demo/DateFormat.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package source;
+package demo;
 
 import static java.lang.annotation.ElementType.*;
 import static java.lang.annotation.RetentionPolicy.*;

spring-cloud-stream-samples/source/src/main/java/demo/SourceApplication.java

@@ -18,12 +18,8 @@ package demo;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.context.annotation.ComponentScan;
-
-import source.TimeSource;
 
 @SpringBootApplication
-@ComponentScan(basePackageClasses=TimeSource.class)
 public class SourceApplication {
 
 	public static void main(String[] args) {

spring-cloud-stream-samples/source/src/main/java/demo/TimeSource.java

@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-package source;
+package demo;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
@@ -26,9 +29,6 @@ import org.springframework.integration.annotation.Poller;
 import org.springframework.integration.core.MessageSource;
 import org.springframework.messaging.support.GenericMessage;
 
-import java.text.SimpleDateFormat;
-import java.util.Date;
-
 /**
  * @author Dave Syer
  * @author Glenn Renfro

spring-cloud-stream-samples/source/src/main/java/demo/TimeSourceOptionsMetadata.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package source;
+package demo;
 
 import javax.validation.constraints.Min;
 import javax.validation.constraints.Pattern;