### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core.tests.model
Index: src/org/eclipse/jdt/core/tests/model/ClasspathTests.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/model/ClasspathTests.java,v
retrieving revision 1.215
diff -u -r1.215 ClasspathTests.java
--- src/org/eclipse/jdt/core/tests/model/ClasspathTests.java	27 May 2010 10:10:45 -0000	1.215
+++ src/org/eclipse/jdt/core/tests/model/ClasspathTests.java	6 Mar 2011 11:12:05 -0000
@@ -13,6 +13,7 @@
 import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.FileOutputStream;
+import java.io.FilenameFilter;
 import java.io.IOException;
 import java.util.Hashtable;
 import java.util.Map;
@@ -89,7 +90,7 @@
 static {
 	// Names of tests to run: can be "testBugXXXX" or "BugXXXX")
 //	TESTS_PREFIX = "testClasspathDuplicateExtraAttribute";
-//	TESTS_NAMES = new String[] {"testClasspathValidation42"};
+	TESTS_NAMES = new String[] {"testBug335986"};
 //	TESTS_NUMBERS = new int[] { 23, 28, 38 };
 //	TESTS_RANGE = new int[] { 21, 38 };
 }
@@ -6747,5 +6748,65 @@
 		ContainerInitializer.setInitializer(null);
 	}
 }
+public void testBug335986() throws Exception {
+	try {
+		final IJavaProject p = this.createJavaProject("P", new String[] {}, "bin");
+		createFolder("/P/lib");
+		final File libFolder = new File(p.getProject().getLocation().append("lib").toOSString());
+		addLibrary(p, "lib/lib_a.jar", null, new String[0], 
+				new String[] {
+				"META-INF/MANIFEST.MF",
+				"Manifest-Version: 1.0\n" +
+				"Class-Path: \n",
+			},
+			JavaCore.VERSION_1_4); 
+		
+		class WebContainer extends DefaultContainerInitializer.DefaultContainer {
+			File libraryFolder;
+			public WebContainer(char[][] libPaths) {
+				super(libPaths);
+				this.libPaths = libPaths;
+			}
+			public IClasspathEntry[] getClasspathEntries() {
+				this.libraryFolder = new File(ResourcesPlugin.getWorkspace().getRoot().getProject("P").getLocation().append("lib").toOSString());
+				if (this.libraryFolder.exists()) {
+					String[] jars = this.libraryFolder.list(new FilenameFilter() {
+						public boolean accept(File dir, String name) {
+							if (name.endsWith("jar"))
+								return true;
+							return false;
+						}
+					});
+					IClasspathEntry[] classpath = new IClasspathEntry[jars.length];
+					for (int i=0; i < jars.length; i++) {
+						classpath[i] = JavaCore.newLibraryEntry(new Path("/P/lib").append(jars[i]), null, null, true);	
+					}
+					return classpath;
+				}
+				return new IClasspathEntry[0];
+			}
+		}		
+		IClasspathEntry[] classpath = new IClasspathEntry[1];
+		ContainerInitializer.setInitializer(new DefaultContainerInitializer(new String[] {"P", ""}) {
+			protected DefaultContainerInitializer.DefaultContainer newContainer(final char[][] libPaths) {
+				return new WebContainer(libPaths);
+			}
+		}
+		);
+		classpath[0] = JavaCore.newContainerEntry(new Path("org.eclipse.jdt.core.tests.model.TEST_CONTAINER"));
+		setClasspath(p, classpath);
+		startDeltas();
+		File jarFile = new File(libFolder, "lib_a.jar");
+		jarFile.delete();
+		p.getProject().refreshLocal(IResource.DEPTH_INFINITE, null);
+		assertDeltas("Unexpected delta", 
+				"P[*]: {CHILDREN | CONTENT | RESOLVED CLASSPATH CHANGED}\n" + 
+				"	lib/lib_a.jar[*]: {REMOVED FROM CLASSPATH}", false);
+
+	} finally {
+		deleteProject("P");
+		ContainerInitializer.setInitializer(null);
+	}	
+}
 
 }