[build] propagate chosen bootclasspath into eclipse test targets

buildScripts/compile.ant.xml

@@ -30,7 +30,7 @@ This buildfile is part of projectlombok.org. It takes care of compiling and buil
 	<target name="version" depends="ipp.setup, deps.jdk-runtime" description="Shows the version number" unless="lombok.version">
 		<mkdir dir="build/lombok" />
 		<ivy:compile destdir="build/lombok" source="1.5" target="1.5" ecj="true" nowarn="true">
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/core" />
 			<include name="lombok/core/Version.java" />
 		</ivy:compile>
@@ -73,11 +73,11 @@ This buildfile is part of projectlombok.org. It takes care of compiling and buil
 			
 			However, the stubs themselves also have a ton of dependencies; to avoid _that_, we have stubs for stubs, too! -->
 		<ivy:compile destdir="build/stubsstubs" source="1.5" target="1.5" ecj="true">
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/stubsstubs" />
 		</ivy:compile>
 		<ivy:compile destdir="build/stubs" source="1.5" target="1.5" ecj="true">
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/stubs" />
 			<src path="src/javac-only-stubs" />
 			<classpath location="build/stubsstubs" />
@@ -108,19 +108,19 @@ This buildfile is part of projectlombok.org. It takes care of compiling and buil
 		
 		<ivy:compile destdir="build/lombok" source="1.4" target="1.4" ecj="true">
 			<bootclasspath location="build/stubs" />
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="build/transformedSources" />
 		</ivy:compile>
 		
 		<ivy:compile destdir="build/lombok/Class50" source="1.4" target="1.6" ecj="true">
 			<bootclasspath location="build/stubs" />
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="build/transformedSources" />
 		</ivy:compile>
 		
 		<ivy:compile destdir="build/lombok" source="1.5" target="1.5" ecj="true">
 			<bootclasspath location="build/stubs" />
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/utils" />
 			<exclude name="lombok/javac/**" />
 			<classpath path="build/lombok" />
@@ -129,7 +129,7 @@ This buildfile is part of projectlombok.org. It takes care of compiling and buil
 		</ivy:compile>
 		<ivy:compile destdir="build/lombok" source="1.6" target="1.6" ecj="true">
 			<bootclasspath location="build/stubs" />
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/utils" />
 			<include name="lombok/javac/**" />
 			<classpath location="build/lombok" />
@@ -141,7 +141,7 @@ This buildfile is part of projectlombok.org. It takes care of compiling and buil
 			use API that didn't exist in those versions yet. -->
 		<ivy:compile destdir="build/lombok" source="1.6" target="1.6" ecj="true" nowarn="true">
 			<bootclasspath location="build/stubs" />
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/launch" />
 			<src path="src/core" />
 			<src path="src/installer" />
@@ -157,7 +157,7 @@ This buildfile is part of projectlombok.org. It takes care of compiling and buil
 		<!-- This is really part of the eclipse agent, but references lombok, so that had to be compiled first -->
 		<ivy:compile destdir="build/lombok/Class50" source="1.5" target="1.6" ecj="true">
 			<bootclasspath location="build/stubs" />
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<src path="src/eclipseAgent" />
 			<include name="lombok/launch/PatchFixesHider.java" />
 			<classpath location="build/lombok" />

buildScripts/create-eclipse-project.ant.xml

@@ -69,6 +69,7 @@ This buildfile is part of projectlombok.org. It creates the infrastructure neede
 			<arg value="name=Lombok-test Base" />
 			<arg value="testType=lombok.TestBase" />
 			<arg value="jvmTarget=1.8" />
+			<arg value="bootpath=${jdk8-rt.loc}" />
 			<arg value="conf.test=${cp.test}" />
 			<arg value="conf.stripe=${cp.stripe}" />
 			<arg value="favorite" />
@@ -82,6 +83,7 @@ This buildfile is part of projectlombok.org. It creates the infrastructure neede
 			<arg value="name=Lombok-test Eclipse-202006" />
 			<arg value="testType=lombok.TestEclipse" />
 			<arg value="jvmTarget=1.8" />
+			<arg value="bootpath=${jdk8-rt.loc}" />
 			<arg value="conf.test=${cp.test}" />
 			<arg value="conf.stripe=${cp.stripe}" />
 			<arg value="conf.eclipse-oxygen=${cp.eclipse-202006}" />

buildScripts/setup.ant.xml

@@ -29,9 +29,9 @@ This buildfile is part of projectlombok.org. It sets up the build itself.
 	<property environment="env" />
 	<available file="lib/ivyplusplus.jar" property="ivyplusplus.available" />
 	
-	<property name="jdk-rt.loc" location="lib/openjdk6_rt.jar" />
+	<property name="jdk6-rt.loc" location="lib/openjdk6_rt.jar" />
 	<property name="jdk8-rt.loc" location="lib/openjdk8_rt.jar" />
-	<available file="${jdk-rt.loc}" property="jdk-rt.available" />
+	<available file="${jdk6-rt.loc}" property="jdk6-rt.available" />
 	<available file="${jdk8-rt.loc}" property="jdk8-rt.available" />
 	<property name="ssh.configuration.file" location="ssh.configuration" />
 	
@@ -121,10 +121,10 @@ This buildfile is part of projectlombok.org. It sets up the build itself.
 		<property name="ivy.config" value="true" />
 	</target>
 	
-	<target name="deps.jdk6-runtime" unless="jdk-rt.available">
+	<target name="deps.jdk6-runtime" unless="jdk6-rt.available">
 		<echo>To ensure stable builds and avoid accessing API that was not available in JDK6, most of lombok is set up to build against OpenJDK6's runtime, which will now be downloaded...</echo>
 		<mkdir dir="lib" />
-		<get src="https://projectlombok.org/ivyrepo/langtools/rt-openjdk6.jar" dest="${jdk-rt.loc}" verbose="true" usetimestamp="true" />
+		<get src="https://projectlombok.org/ivyrepo/langtools/rt-openjdk6.jar" dest="${jdk6-rt.loc}" verbose="true" usetimestamp="true" />
 	</target>
 	
 	<target name="deps.jdk8-runtime" unless="jdk8-rt.available">
@@ -133,7 +133,7 @@ This buildfile is part of projectlombok.org. It sets up the build itself.
 		<get src="https://projectlombok.org/ivyrepo/langtools/rt-openjdk8.jar" dest="${jdk8-rt.loc}" verbose="true" usetimestamp="true" />
 	</target>
 	
-	<target name="deps.jdk-runtime" depends="deps.jdk6-runtime" />
+	<target name="deps.jdk-runtime" depends="deps.jdk6-runtime, deps.jdk8-runtime" />
 	
 	<target name="deps.custom" depends="ivy.config" description="Download the dependencies that comprise a configuration (from ivy.xml)">
 		<fail unless="deps.conf">Supply ant with -Ddeps.conf=confname to pick the configuration you want to fetch</fail>

buildScripts/tests.ant.xml

@@ -30,7 +30,7 @@ This buildfile is part of projectlombok.org. It takes care of compiling and runn
 			<src path="test/stubs" />
 		</ivy:compile>
 		<ivy:compile destdir="build/tests" source="1.5" target="1.5" ecj="true" nowarn="true">
-			<bootclasspath path="${jdk-rt.loc}" />
+			<bootclasspath path="${jdk6-rt.loc}" />
 			<classpath refid="cp.test" />
 			<classpath refid="cp.eclipse-oxygen" />
 			<classpath location="build/lombok" />
@@ -77,9 +77,9 @@ This buildfile is part of projectlombok.org. It takes care of compiling and runn
 	<target name="test.javac6" depends="test.compile" description="runs the tests on your default VM, using javac6 as underlying compiler">
 		<echo>Running TestJavac on JVM${ant.java.version}, with lowest supported javac: 1.6.</echo>
 		<junit haltonfailure="yes" fork="true" forkmode="once">
-			<jvmarg value="-Xbootclasspath/a:${jdk-rt.loc}" />
+			<jvmarg value="-Xbootclasspath/a:${jdk6-rt.loc}" />
 			<jvmarg line="${test.limitmodules}" />
-			<jvmarg value="-Ddelombok.bootclasspath=${jdk-rt.loc}" />
+			<jvmarg value="-Ddelombok.bootclasspath=${jdk6-rt.loc}" />
 			<formatter type="plain" usefile="false" unless="tests.quiet" />
 			<classpath refid="cp.test" />
 			<classpath refid="cp.stripe" />

src/support/lombok/eclipseCreate/CreateEclipseDebugTarget.java

@@ -93,6 +93,8 @@ public class CreateEclipseDebugTarget {
 			throw new InvalidCommandLineException("Cannot obtain canonical path to parent directory", e);
 		}
 		
+		String bootpath = getBootPath();
+		
 		launchContent.append("\t\t<listEntry value=\"&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/lombok/bin&quot; path=&quot;3&quot; type=&quot;2&quot;/&gt;&#10;\"/>\n");
 		for (Map.Entry<String, String> entry : args.entrySet()) {
 			if (!entry.getKey().startsWith("conf.")) continue;
@@ -111,7 +113,7 @@ public class CreateEclipseDebugTarget {
 				}
 			}
 		}
-		launchContent.append("\t\t<listEntry value=\"&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/lombok/lib/openjdk6_rt.jar&quot; path=&quot;5&quot; type=&quot;2&quot;/&gt;&#10;\"/>\n");
+		if (bootpath != null) launchContent.append("\t\t<listEntry value=\"&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot; standalone=&quot;no&quot;?&gt;&#10;&lt;runtimeClasspathEntry internalArchive=&quot;/lombok/" + bootpath + "&quot; path=&quot;5&quot; type=&quot;2&quot;/&gt;&#10;\"/>\n");
 		launchContent.append("\t</listAttribute>\n");
 	}
 	
@@ -120,6 +122,7 @@ public class CreateEclipseDebugTarget {
 		
 		launchContent.append("\t<booleanAttribute key=\"org.eclipse.jdt.launching.DEFAULT_CLASSPATH\" value=\"false\"/>\n");
 		String jvmTarget = getArgString("jvmTarget");
+		String bootpath = getBootPath();
 		launchContent.append("\t<stringAttribute key=\"org.eclipse.jdt.launching.JRE_CONTAINER\" value=\"org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-").append(jvmTarget).append("\"/>\n");
 		launchContent.append("\t<stringAttribute key=\"org.eclipse.jdt.launching.MAIN_TYPE\" value=\"").append(type).append("\"/>\n");
 		launchContent.append("\t<listAttribute key=\"org.eclipse.jdt.launching.MODULEPATH\"/>\n");
@@ -129,10 +132,21 @@ public class CreateEclipseDebugTarget {
 			if (!entry.getKey().startsWith("conf.")) continue;
 			launchContent.append(File.pathSeparator).append(entry.getValue());
 		}
-		launchContent.append(" -Ddelombok.bootclasspath=lib/openjdk6_rt.jar\"/>\n");
+		if (bootpath != null) launchContent.append(" -Ddelombok.bootclasspath=" + bootpath + "\"/>\n");
 		launchContent.append("</launchConfiguration>\n");
 	}
 	
+	private String getBootPath() {
+		String bp = args.get("bootpath");
+		if (bp == null) return null;
+		File f = new File(bp);
+		if (!f.isAbsolute()) return bp;
+		String r = new File(".").getAbsolutePath();
+		if (r.endsWith(".")) r = r.substring(0, r.length() - 1);
+		if (bp.startsWith(r)) return bp.substring(r.length());
+		throw new IllegalStateException("Cannot reconstruct relative path; base: " + r + " is not a parent of " + bp);
+	}
+	
 	private String getArgString(String key) throws InvalidCommandLineException {
 		String v = args.get(key);
 		if (v == null) throw new InvalidCommandLineException("mandatory argument '" + key + "' missing");

test/core/src/lombok/AbstractRunTests.java

@@ -91,7 +91,7 @@ public abstract class AbstractRunTests {
 					}
 				});
 				
-				boolean changed = transformCode(messages, writer, file, sourceDirectives_.getSpecifiedEncoding(), sourceDirectives_.getFormatPreferences());
+				boolean changed = transformCode(messages, writer, file, sourceDirectives_.getSpecifiedEncoding(), sourceDirectives_.getFormatPreferences(), sourceDirectives_.minVersion());
 				boolean forceUnchanged = sourceDirectives_.forceUnchanged() || sourceDirectives_.isSkipCompareContent();
 				if (params.expectChanges() && !forceUnchanged && !changed) messages.add(new CompilerMessage(-1, -1, true, "not flagged modified"));
 				if (!params.expectChanges() && changed) messages.add(new CompilerMessage(-1, -1, true, "unexpected modification"));
@@ -101,7 +101,7 @@ public abstract class AbstractRunTests {
 		};
 	}
 	
-	protected abstract boolean transformCode(Collection<CompilerMessage> messages, StringWriter result, File file, String encoding, Map<String, String> formatPreferences) throws Throwable;
+	protected abstract boolean transformCode(Collection<CompilerMessage> messages, StringWriter result, File file, String encoding, Map<String, String> formatPreferences, int minVersion) throws Throwable;
 	
 	protected String readFile(File file) throws IOException {
 		BufferedReader reader;

test/core/src/lombok/LombokTestSource.java

@@ -358,4 +358,8 @@ public class LombokTestSource {
 		if (specifiedEncoding == null || specifiedEncoding.equalsIgnoreCase(encoding)) return source;
 		return read0(sourceFolder, messagesFolder, fileName, specifiedEncoding);
 	}
+	
+	public int minVersion() {
+		return Math.max(6, versionLowerLimit);
+	}
 }

test/core/src/lombok/RunTestsViaDelombok.java

@@ -41,7 +41,7 @@ public class RunTestsViaDelombok extends AbstractRunTests {
 	private static AtomicBoolean compilerVersionReported = new AtomicBoolean();
 	
 	@Override
-	public boolean transformCode(Collection<CompilerMessage> messages, StringWriter result, final File file, String encoding, Map<String, String> formatPreferences) throws Throwable {
+	public boolean transformCode(Collection<CompilerMessage> messages, StringWriter result, final File file, String encoding, Map<String, String> formatPreferences, int version) throws Throwable {
 		if (!compilerVersionReported.getAndSet(true)) System.out.println("Javac version: " + Javac.getJavaCompilerVersion());
 		delombok.setVerbose(true);
 		ChangedChecker cc = new ChangedChecker();

test/core/src/lombok/RunTestsViaEcj.java

@@ -93,7 +93,7 @@ public class RunTestsViaEcj extends AbstractRunTests {
 	}
 	
 	@Override
-	public boolean transformCode(Collection<CompilerMessage> messages, StringWriter result, File file, String encoding, Map<String, String> formatPreferences) throws Throwable {
+	public boolean transformCode(Collection<CompilerMessage> messages, StringWriter result, File file, String encoding, Map<String, String> formatPreferences, int minVersion) throws Throwable {
 		final AtomicReference<CompilationResult> compilationResult_ = new AtomicReference<CompilationResult>();
 		final AtomicReference<CompilationUnitDeclaration> compilationUnit_ = new AtomicReference<CompilationUnitDeclaration>();
 		ICompilerRequestor bitbucketRequestor = new ICompilerRequestor() {
@@ -105,7 +105,7 @@ public class RunTestsViaEcj extends AbstractRunTests {
 		String source = readFile(file);
 		final CompilationUnit sourceUnit = new CompilationUnit(source.toCharArray(), file.getName(), encoding == null ? "UTF-8" : encoding);
 		
-		Compiler ecjCompiler = new Compiler(createFileSystem(file), ecjErrorHandlingPolicy(), ecjCompilerOptions(), bitbucketRequestor, new DefaultProblemFactory(Locale.ENGLISH)) {
+		Compiler ecjCompiler = new Compiler(createFileSystem(file, minVersion), ecjErrorHandlingPolicy(), ecjCompilerOptions(), bitbucketRequestor, new DefaultProblemFactory(Locale.ENGLISH)) {
 			@Override protected synchronized void addCompilationUnit(ICompilationUnit inUnit, CompilationUnitDeclaration parsedUnit) {
 				if (inUnit == sourceUnit) compilationUnit_.set(parsedUnit);
 				super.addCompilationUnit(inUnit, parsedUnit);
@@ -129,7 +129,9 @@ public class RunTestsViaEcj extends AbstractRunTests {
 		return true;
 	}
 	
-	private FileSystem createFileSystem(File file) {
+	private static final String bootRuntimePath = System.getProperty("delombok.bootclasspath");
+	
+	private FileSystem createFileSystem(File file, int minVersion) {
 		List<String> classpath = new ArrayList<String>();
 		for (Iterator<String> i = classpath.iterator(); i.hasNext();) {
 			if (FileSystem.getClasspath(i.next(), "UTF-8", null) == null) {
@@ -138,7 +140,8 @@ public class RunTestsViaEcj extends AbstractRunTests {
 		}
 		if (new File("bin").exists()) classpath.add("bin");
 		classpath.add("dist/lombok.jar");
-		classpath.add("lib/openjdk6_rt.jar");
+		if (bootRuntimePath == null || bootRuntimePath.isEmpty()) throw new IllegalStateException("System property delombok.bootclasspath is not set; set it to the rt of java6 or java8");
+		classpath.add(bootRuntimePath);
 		for (File f : new File("lib/test").listFiles()) {
 			String fn = f.getName();
 			if (fn.length() < 4) continue;