Using both logback and log4j2 frameworks for testing

- component `cf-java-logging-support-jersey` would use `log4j2` for its tests
- earlier all components used `logback` for tests

Author: Hariharan-Gandhi

cf-java-logging-support-jersey/pom.xml

@@ -26,21 +26,21 @@
 			<version>${jersey.version}</version>
 			<scope>provided</scope>
 		</dependency>
-		
+
 		<dependency>
 			<groupId>org.glassfish.jersey.core</groupId>
 			<artifactId>jersey-server</artifactId>
 			<version>${jersey.version}</version>
 			<scope>provided</scope>
 		</dependency>
-		
+
     <dependency>
     	<groupId>com.sap.hcp.cf.logging</groupId>
     	<artifactId>cf-java-logging-support-core</artifactId>
     	<version>${project.version}</version>
     	<scope>compile</scope>
     </dependency>
-    
+
     <!-- unit test related -->
     <dependency>
 			<groupId>org.glassfish.jersey.test-framework</groupId>
@@ -55,18 +55,24 @@
 			<version>${jersey.version}</version>
 			<scope>test</scope>
 		</dependency>
-    <!-- we need our logback implementation for testing! -->
+    <!-- we need our log4j2 implementation for testing! -->
     <dependency>
-    	<groupId>com.sap.hcp.cf.logging</groupId>
-    	<artifactId>cf-java-logging-support-logback</artifactId>
-    	<version>${project.version}</version>
+      <groupId>com.sap.hcp.cf.logging</groupId>
+      <artifactId>cf-java-logging-support-log4j2</artifactId>
+      <version>${project.version}</version>
     	<scope>test</scope>
-    </dependency>    		
+    </dependency>
     <dependency>
-    	<groupId>ch.qos.logback</groupId>
-    	<artifactId>logback-classic</artifactId>
-    	<version>${logback.version}</version>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-slf4j-impl</artifactId>
+      <version>${log4j2.version}</version>
     	<scope>test</scope>
-    </dependency>    
+    </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-core</artifactId>
+      <version>${log4j2.version}</version>
+    	<scope>test</scope>
+    </dependency>
   </dependencies>
 </project>

cf-java-logging-support-jersey/src/test/resources/log4j2-test.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration status="warn" strict="true" packages="com.sap.hcp.cf.log4j2.converter,com.sap.hcp.cf.log4j2.layout">
+	<Appenders>
+     <Console name="STDOUT-JSON" target="SYSTEM_OUT" follow="true">
+ 				<JsonPatternLayout charset="utf-8"/>
+     </Console>
+	</Appenders>
+  <Loggers>
+     <Root level="${LOG_ROOT_LEVEL:-WARN}">
+        <AppenderRef ref="STDOUT-JSON" />
+     </Root>
+     <Logger name="com.sap.hcp.cf" level="INFO"/>
+  </Loggers>
+</Configuration>      

cf-java-logging-support-jersey/src/test/resources/logback-test.xml

@@ -78,8 +78,9 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <jackson-jr.version>2.6.3</jackson-jr.version>
-    <slf4j.version>1.7.10</slf4j.version>
-    <logback.version>1.1.3</logback.version>
+    <slf4j.version>LATEST</slf4j.version>
+    <logback.version>LATEST</logback.version>
+    <log4j2.version>LATEST</log4j2.version>
     <buildnumber.plugin.version>1.3</buildnumber.plugin.version>
     <source.plugin.version>2.4</source.plugin.version>
     <jar.plugin.version>2.4</jar.plugin.version>