Bug 399098 - Allow supplying pre-built JDT indexes for a JRE
diff --git a/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/ClasspathContainerTests.java b/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/ClasspathContainerTests.java
index 9eeb7ff..aefb00b 100644
--- a/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/ClasspathContainerTests.java
+++ b/org.eclipse.jdt.debug.tests/tests/org/eclipse/jdt/debug/tests/core/ClasspathContainerTests.java
@@ -1,5 +1,5 @@
/*******************************************************************************
- * Copyright (c) 2000, 2011 IBM Corporation and others.
+ * Copyright (c) 2000, 2013 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@@ -10,12 +10,20 @@
*******************************************************************************/
package org.eclipse.jdt.debug.tests.core;
+import java.io.File;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
+import org.eclipse.jdt.core.IClasspathAttribute;
import org.eclipse.jdt.core.IClasspathContainer;
import org.eclipse.jdt.core.IClasspathEntry;
+import org.eclipse.jdt.core.index.JavaIndexer;
+import org.eclipse.jdt.debug.testplugin.JavaTestPlugin;
import org.eclipse.jdt.debug.tests.AbstractDebugTest;
import org.eclipse.jdt.internal.launching.JREContainer;
import org.eclipse.jdt.internal.launching.JREContainerInitializer;
@@ -162,4 +170,60 @@
}
}
-}
+ /**
+ * Tests that an index can be added to a {@link LibraryLocation}
+ *
+ * @see https://bugs.eclipse.org/bugs/show_bug.cgi?id=399098
+ * @since 3.8.100
+ */
+ public void testJREContainerIndex() throws Exception {
+ // get the current VM
+ IVMInstall def = JavaRuntime.getDefaultVMInstall();
+ LibraryLocation[] libs = JavaRuntime.getLibraryLocations(def);
+ // generate an index for the first library location only (to save time - do not need an index for all libraries)
+ URL indexURL = this.getIndexForLibrary(libs[0]);
+ // clone the current VM, but only add the one library that was indexed
+ VMStandin newVMStandin = new VMStandin(def.getVMInstallType(), "index.jre");
+ newVMStandin.setName("JRE with pre-built index");
+ newVMStandin.setInstallLocation(def.getInstallLocation());
+ final LibraryLocation[] newLibs = new LibraryLocation[1];
+ newLibs[0] = new LibraryLocation(libs[0].getSystemLibraryPath(), libs[0].getSystemLibrarySourcePath(), libs[0].getPackageRootPath(), libs[0].getJavadocLocation(), indexURL);
+ newVMStandin.setLibraryLocations(newLibs);
+ IVMInstall newVM = newVMStandin.convertToRealVM();
+ // make sure the index URL is correct
+ assertEquals(indexURL, newVM.getLibraryLocations()[0].getIndexLocation());
+ // create the JRE container
+ IPath containerPath = new Path(JavaRuntime.JRE_CONTAINER);
+ JREContainer container = new JREContainer(newVM, containerPath, get14Project());
+ IClasspathEntry[] originalEntries = container.getClasspathEntries();
+ // There should only be 1 classpath entry (the 1 library added)
+ assertEquals(1, originalEntries.length);
+ IClasspathAttribute[] cpAttributes = originalEntries[0].getExtraAttributes();
+ String indexloc = null;
+ for (int i = 0; i < cpAttributes.length; i++) {
+ if(IClasspathAttribute.INDEX_LOCATION_ATTRIBUTE_NAME.equals(cpAttributes[i].getName())) {
+ indexloc = cpAttributes[i].getValue();
+ break;
+ }
+ }
+ assertNotNull("The index_location classpath attribue was not found", indexloc);
+ // and it should have a value of the original indexURL in its string form.
+ assertEquals(indexURL.toString(), indexloc);
+ }
+
+ /**
+ * Generates and returns a {@link URL} to the index file for a given {@link LibraryLocation} into the state location
+ */
+ private URL getIndexForLibrary(final LibraryLocation library) throws IOException, MalformedURLException {
+
+ // construct the path to the index file
+ File libraryFile = library.getSystemLibraryPath().toFile();
+ String indexName = libraryFile.getName() + ".index";
+ IPath indexPath = JavaTestPlugin.getDefault().getStateLocation().append(indexName);
+ // generate the index using JDT Core API
+ JavaIndexer.generateIndexForJar(libraryFile.getAbsolutePath(), indexPath.toOSString());
+ // return the index URL
+ URL indexURL = indexPath.toFile().toURI().toURL();
+ return indexURL;
+ }
+}
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