Bug 129807 [cleanup] Add final cleanup should only add keyword on methods with body
I20060223-1656 + ZRH plugin export The final keyword should only be added on methods with body. In particular, final should be omitted for interface methods and abstract methods.
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java
refactoring.addCompilationUnit(cu1);
		
		ICleanUp cleanUp= new VariableDeclarationCleanUp(VariableDeclarationCleanUp.ADD_FINAL_MODIFIER_PARAMETERS);
		refactoring.addCleanUp(cleanUp);
		
		buf= new StringBuffer();
		buf.append("package test;\n");
		buf.append("public class E {\n");
		buf.append("    private int i = 0;\n");
		buf.append("    public void foo() throws Exception {\n");
		buf.append("    }\n");
		buf.append("    public void bar(final int j) {\n");
		buf.append("        int k;\n");
		buf.append("        try {\n");
		buf.append("            foo();\n");
		buf.append("        } catch (Exception e) {\n");
		buf.append("        }\n");
		buf.append("    }\n");
		buf.append("}\n");
		String expected1= buf.toString();
		
		assertRefactoringResultAsExpected(refactoring, new String[] {expected1});
	}
	
	public void testAddFinal05() throws Exception {
		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
		StringBuffer buf= new StringBuffer();
		buf.append("package test;\n");
		buf.append("public class E {\n");
		buf.append("    public void foo() {\n");