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Set Toolchan JDKs as JDT JVM installations
Currently only the default java is used but this can cause issues if a more specific jvm is required. This now reads all jdk toolchains from the maven config and configure those as JVMs in JDT.
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tycho-eclipse-plugin/src/main/java/org/eclipse/tycho/eclipsebuild/SetJVMs.java
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| /******************************************************************************* | ||
| * Copyright (c) 2025 Christoph Läubrich and others. | ||
| * This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License 2.0 | ||
| * which accompanies this distribution, and is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * Christoph Läubrich - initial API and implementation | ||
| *******************************************************************************/ | ||
| package org.eclipse.tycho.eclipsebuild; | ||
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| import java.io.File; | ||
| import java.io.Serializable; | ||
| import java.nio.file.Path; | ||
| import java.util.Collection; | ||
| import java.util.concurrent.Callable; | ||
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| import org.eclipse.jdt.internal.launching.StandardVMType; | ||
| import org.eclipse.jdt.launching.IVMInstall; | ||
| import org.eclipse.jdt.launching.IVMInstall2; | ||
| import org.eclipse.jdt.launching.JavaRuntime; | ||
| import org.eclipse.jdt.launching.VMStandin; | ||
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| public class SetJVMs implements Callable<Serializable>, Serializable { | ||
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| private static final long serialVersionUID = 1L; | ||
| private boolean debug; | ||
| private Collection<String> jvms; | ||
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| public SetJVMs(Collection<Path> jvms, boolean debug) { | ||
| this.debug = debug; | ||
| this.jvms = jvms.stream().map(EclipseProjectBuild::pathAsString).toList(); | ||
| } | ||
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| @Override | ||
| public Serializable call() throws Exception { | ||
| StandardVMType standardType = (StandardVMType) JavaRuntime.getVMInstallType(StandardVMType.ID_STANDARD_VM_TYPE); | ||
| for (String entry : jvms) { | ||
| debug("Adding JVM " + entry + "..."); | ||
| VMStandin workingCopy = new VMStandin(standardType, entry); | ||
| workingCopy.setInstallLocation(new File(entry)); | ||
| workingCopy.setName(entry); | ||
| IVMInstall install = workingCopy.convertToRealVM(); | ||
| if (!isValid(install)) { | ||
| standardType.disposeVMInstall(install.getId()); | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
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| private static boolean isValid(IVMInstall install) { | ||
| return install instanceof IVMInstall2 vm && vm.getJavaVersion() != null; | ||
| } | ||
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| private void debug(String string) { | ||
| if (debug) { | ||
| System.out.println(string); | ||
| } | ||
| } | ||
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| } |