StringBuffer buffer= new StringBuffer(); buffer.append(completionProposal); buffer.append(" {};");  setReplacementString(buffer.toString());
	public OverrideCompletionProposal(IJavaProject jproject, ICompilationUnit cu, String methodName, String[] paramTypes, int start, int length, String displayName, String completionProposal) {		super(completionProposal, cu, start, length, null, displayName, 0);		Assert.isNotNull(jproject);		Assert.isNotNull(methodName);		Assert.isNotNull(paramTypes);		Assert.isNotNull(cu);		fParamTypes= paramTypes;		fMethodName= methodName;		fJavaProject= jproject;	}