Build for JDK 1.8

JavaCompilerPlugin/bundles/JavaCompilerPlugin.Plugin/META-INF/MANIFEST.MF

@@ -14,6 +14,7 @@ Require-Bundle: org.eclipse.swt,
  org.eclipse.ui.workbench,
  org.eclipse.core.resources,
  org.eclipse.osgi,
+ org.eclipse.equinox.ds;visibility:=reexport,
  org.eclipse.jface,
  org.eclipse.e4.ui.services,
  org.eclipse.e4.core.services,
@@ -27,9 +28,8 @@ Require-Bundle: org.eclipse.swt,
  org.eclipse.equinox.p2.repository;bundle-version="2.3.200",
  org.eclipse.equinox.p2.metadata;bundle-version="2.3.100",
  org.eclipse.ui.ide,
- org.eclipse.ui.views,
- org.eclipse.ui;bundle-version="3.114.0"
-Bundle-RequiredExecutionEnvironment: JavaSE-11
+ org.eclipse.ui.views
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Bundle-ActivationPolicy: lazy
 Bundle-ClassPath: .,
  lib/animal-sniffer-annotations.jar,

JavaCompilerPlugin/releng/JavaCompilerPlugin.Configuration/pom.xml

@@ -7,7 +7,7 @@
 
 	<properties>
 		<tycho.version>1.5.1</tycho.version>
-		<eclipse-repo.url>http://download.eclipse.org/eclipse/updates/4.11</eclipse-repo.url>
+		<eclipse-repo.url>http://download.eclipse.org/eclipse/updates/4.7</eclipse-repo.url>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<downloadSources>true</downloadSources>
 		<downloadJavadocs>true</downloadJavadocs>
@@ -218,7 +218,30 @@
 			                </goals>
 			            </execution>
 			         </executions>
-			</plugin>			
+			</plugin>		
+			
+		     <plugin>
+		        <groupId>org.eclipse.tycho</groupId>
+		        <artifactId>tycho-p2-publisher-plugin</artifactId>
+		        <version>${tycho.version}</version>
+		        <configuration>
+		        	<profiles>JavaSE-1.8,JavaSE-9,JavaSE-10,JavaSE-11,JavaSE-12,JavaSE-13</profiles>
+		        </configuration>
+		      </plugin>			
+			
+		    <plugin>
+		        <groupId>org.apache.maven.plugins</groupId>
+		        <artifactId>maven-compiler-plugin</artifactId>
+		        <version>3.8.1</version>
+		        <configuration>
+		          <verbose>true</verbose>
+		          <fork>true</fork>
+		          <executable>/home/michael/programs/jdk/jdk8u232-b09/bin/javac</executable>
+		          <compilerVersion>1.8</compilerVersion>
+		          <source>1.8</source>
+		          <target>1.8</target>
+		        </configuration>
+		    </plugin>				
 		</plugins>
 	</build>
 </project>

JavaCompilerPlugin/releng/JavaCompilerPlugin.Target/JavaCompilerPlugin.Target.target

@@ -28,7 +28,7 @@
 		    <unit id="org.hamcrest.library.source" version="1.3.0.v20180524-2246"/>
 	    </location>
 	    <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
-		    <repository location="http://download.eclipse.org/releases/latest"/>
+		    <repository location="http://download.eclipse.org/eclipse/updates/4.7"/>
 		    <unit id="org.eclipse.platform.sdk" version="0.0.0"/>
 		    <unit id="org.eclipse.equinox.sdk.feature.group" version="0.0.0"/>
 		    <unit id="org.eclipse.equinox.p2.sdk.feature.group" version="0.0.0"/>