### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core.tests.model
Index: src/org/eclipse/jdt/core/tests/model/JavaSearchBugsTests.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/model/JavaSearchBugsTests.java,v
retrieving revision 1.94
diff -u -r1.94 JavaSearchBugsTests.java
--- src/org/eclipse/jdt/core/tests/model/JavaSearchBugsTests.java	10 Nov 2006 21:40:37 -0000	1.94
+++ src/org/eclipse/jdt/core/tests/model/JavaSearchBugsTests.java	16 Nov 2006 16:29:41 -0000
@@ -159,6 +159,7 @@
 	addLibraryEntry(JAVA_PROJECT, "/JavaSearchBugs/lib/b95152.jar", false);
 	addLibraryEntry(JAVA_PROJECT, "/JavaSearchBugs/lib/b123679.jar", false);
 	addLibraryEntry(JAVA_PROJECT, "/JavaSearchBugs/lib/b140156.jar", false);
+	addLibraryEntry(JAVA_PROJECT, "/JavaSearchBugs/lib/b164791.jar", false);
 }
 public void tearDownSuite() throws Exception {
 	deleteProject("JavaSearchBugs");
@@ -7697,4 +7739,27 @@
 		"src/A.java int A.x(int) [param] EXACT_MATCH"
 	);
 }
+
+/**
+ * @bug 164791: [search] Type reference reports anonymous type in invalid class file
+ * @test Ensure that match on anonymous type in local type is well reported
+ * @see "https://bugs.eclipse.org/bugs/show_bug.cgi?id=164791"
+ */
+public void testBug164791() throws CoreException {
+	IType type = getClassFile("JavaSearchBugs", "lib/b164791.jar", "pack", "ELPM.class").getType();
+	JavaSearchResultCollector collector = new JavaSearchResultCollector() {
+		public void acceptSearchMatch(SearchMatch searchMatch) throws CoreException {
+			super.acceptSearchMatch(searchMatch);
+			IJavaElement element = (IJavaElement) searchMatch.getElement();
+			assertTrue("Search match element "+element.getElementName()+" should exist!!!", element.exists());
+		}
+	};
+	collector.showAccuracy = true;
+	search(type, REFERENCES, getJavaSearchScopeBugs(), collector);
+	assertSearchResults(
+		"lib/b164791.jar test.<anonymous> EXACT_MATCH\n" + 
+		"lib/b164791.jar test.<anonymous> EXACT_MATCH",
+		collector
+	);
+}
 }
\ No newline at end of file
#P org.eclipse.jdt.core
Index: search/org/eclipse/jdt/internal/core/search/matching/MatchLocator.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/search/org/eclipse/jdt/internal/core/search/matching/MatchLocator.java,v
retrieving revision 1.283
diff -u -r1.283 MatchLocator.java
--- search/org/eclipse/jdt/internal/core/search/matching/MatchLocator.java	6 Nov 2006 14:28:55 -0000	1.283
+++ search/org/eclipse/jdt/internal/core/search/matching/MatchLocator.java	16 Nov 2006 16:29:46 -0000
@@ -708,11 +708,14 @@
 		return ((CompilationUnit) openable).getType(simpleTypeName);
 
 	IType binaryType = ((ClassFile) openable).getType();
-	if (simpleTypeName.equals(binaryType.getTypeQualifiedName()))
+	String binaryTypeQualifiedName = binaryType.getTypeQualifiedName();
+	if (simpleTypeName.equals(binaryTypeQualifiedName))
 		return binaryType; // answer only top-level types, sometimes the classFile is for a member/local type
 
 	try {
-		IClassFile classFile = binaryType.getPackageFragment().getClassFile(simpleTypeName + SuffixConstants.SUFFIX_STRING_class);
+		// type name may be null for anonymous (see bug https://bugs.eclipse.org/bugs/show_bug.cgi?id=164791)
+		String classFileName = simpleTypeName.length() == 0 ? binaryTypeQualifiedName : simpleTypeName;
+		IClassFile classFile = binaryType.getPackageFragment().getClassFile(classFileName + SuffixConstants.SUFFIX_STRING_class);
 		return classFile.getType();
 	} catch (JavaModelException e) {
 		// ignore as implementation of getType() cannot throw this exception
@@ -1621,7 +1624,9 @@
 		try {
 			JavaElement javaElement = (JavaElement)match.getElement();
 			System.out.println("\tJava element: "+ javaElement.toStringWithAncestors()); //$NON-NLS-1$
-			if (!javaElement.exists()) System.out.println("\t\tWARNING: this element does NOT exist!"); //$NON-NLS-1$
+			if (!javaElement.exists()) {
+				System.out.println("\t\tWARNING: this element does NOT exist!"); //$NON-NLS-1$
+			}
 		} catch (Exception e) {
 			// it's just for debug purposes... ignore all exceptions in this area
 		}