java 17 updates for 6.1

.github/workflows/java.yml

@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        jdk: [8, 11, 17, 21]
+        jdk: [17, 21]
     steps:
       - uses: actions/checkout@v3
       - name: Set up JDK ${{ matrix.jdk }}
@@ -48,7 +48,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        jdk: [8, 11, 17, 21]
+        jdk: [17, 21]
     steps:
     - uses: actions/checkout@v3
     - name: Set up JDK ${{ matrix.jdk }}

.settings/org.eclipse.jdt.core.prefs

@@ -1,9 +1,9 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.compliance=17
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -12,4 +12,4 @@ org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
 org.eclipse.jdt.core.compiler.release=disabled
-org.eclipse.jdt.core.compiler.source=1.8
+org.eclipse.jdt.core.compiler.source=17

README.md

@@ -7,7 +7,7 @@ This sample demonstrates how to code, build, and deploy a CICS Java OSGi applica
 * CICS TS V6.1 or later
 * A connected CICS DB2CONN resource. For more information, see [CONFIGURING](#configuring)
 * An OSGi JVM server
-* Java SE 1.8 or later on the workstation
+* Java SE 17 or later on the workstation
 * IBM Db2 V11 or later on z/OS
 
 
@@ -37,7 +37,7 @@ Choose from the following approach:
 
 ### Option 1 - Building with Eclipse
 
-The sample comes pre-configured for use with a standard JDK 1.8 and the CICS TS V5.5 Java EE 6/7 Target Platform. When you initially import the project to your IDE, if your IDE is not configured for a JDK 1.8, or does not have CICS Explorer SDK installed with the correct 'target platform' set, you might experience local project compile errors. 
+The sample comes pre-configured for use with a standard JDK 17 and the CICS TS V6.1 Java EE 9 Target Platform. When you initially import the project to your IDE, if your IDE is not configured for a JDK 17, or does not have CICS Explorer SDK installed with the correct 'target platform' set, you might experience local project compile errors. 
 
 To resolve issues:
 * ensure you have the CICS Explorer SDK plug-in installed

cics-java-osgi-jdbc-app/.classpath

@@ -1,12 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" path="src/main/java"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8/"/>
-	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+	<classpathentry kind="src" output="bin/main" path="src/main/java">
+		<attributes>
+			<attribute name="gradle_scope" value="main"/>
+			<attribute name="gradle_used_by_scope" value="main,test"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17/"/>
+	<classpathentry kind="con" path="org.eclipse.buildship.core.gradleclasspathcontainer"/>
 	<classpathentry kind="src" path=".apt_generated">
 		<attributes>
 			<attribute name="optional" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="output" path="bin/"/>
+	<classpathentry kind="output" path="bin/default"/>
 </classpath>

cics-java-osgi-jdbc-app/.settings/org.eclipse.jdt.core.prefs

@@ -1,9 +1,9 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=17
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.compliance=17
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -12,4 +12,4 @@ org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
 org.eclipse.jdt.core.compiler.release=disabled
-org.eclipse.jdt.core.compiler.source=1.8
+org.eclipse.jdt.core.compiler.source=17

cics-java-osgi-jdbc-app/build.gradle

@@ -7,8 +7,8 @@ plugins
 
 java
 {
-	sourceCompatibility = JavaVersion.VERSION_1_8
-	targetCompatibility = JavaVersion.VERSION_1_8
+	sourceCompatibility = JavaVersion.VERSION_17
+	targetCompatibility = JavaVersion.VERSION_17
 }
 
 

cics-java-osgi-jdbc-app/build.properties

@@ -1,5 +1,5 @@
 bin.includes = META-INF/,\
                .
 source.. = src/main/java/
-jre.compilation.profile = JavaSE-1.8
+jre.compilation.profile = JavaSE-17
 output.. = bin/

etc/jvmprofiles/DFHOSGI.jvmprofile

@@ -12,7 +12,7 @@
 # Copyright IBM Corp. 2011, 2023                                      #
 #                                                                     #
 #######################################################################
-JAVA_HOME=/usr/lpp/java/J8.0_64/
+JAVA_HOME=/java/java17_64
 WORK_DIR=.
 
 -Xms32M

pom.xml

@@ -48,7 +48,7 @@
     <properties>
         <!-- CICS bundle properties -->
         <cics.jvmserver>DFHOSGI</cics.jvmserver>
-        <java.version>1.8</java.version>
+        <java.version>17</java.version>
 
         <!-- Java project properties -->
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>