buf.append("    public void getOperation() {\n");
buf.append("    public void getOperation() {\n"); buf.append("        return;\n");
	public void testVoidMethodReturnsAnonymClass() throws Exception {		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);		StringBuffer buf= new StringBuffer();		buf.append("package test1;\n");		buf.append("public class E {\n");		buf.append("    public void getOperation() {\n");		buf.append("        return new Runnable() {\n");		buf.append("            public void run() {}\n");		buf.append("        };\n");						buf.append("    }\n");		buf.append("}\n");		ICompilationUnit cu= pack1.createCompilationUnit("E.java", buf.toString(), false, null);				CompilationUnit astRoot= getASTRoot(cu);		ArrayList proposals= collectCorrections(cu, astRoot);		assertNumberOfProposals(proposals, 2);		assertCorrectLabels(proposals);				ASTRewriteCorrectionProposal proposal= (ASTRewriteCorrectionProposal) proposals.get(0);		String preview1= getPreviewContent(proposal);					buf= new StringBuffer();		buf.append("package test1;\n");		buf.append("public class E {\n");		buf.append("    public Runnable getOperation() {\n");		buf.append("        return new Runnable() {\n");		buf.append("            public void run() {}\n");		buf.append("        };\n");						buf.append("    }\n");		buf.append("}\n");		String expected1= buf.toString();				proposal= (ASTRewriteCorrectionProposal) proposals.get(1);		String preview2= getPreviewContent(proposal);					buf= new StringBuffer();		buf.append("package test1;\n");		buf.append("public class E {\n");		buf.append("    public void getOperation() {\n");				buf.append("    }\n");		buf.append("}\n");		String expected2= buf.toString();				assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });		}