String[] paramTypes = new String[argCount];
for (int i = 0; i < argCount; i++) {
paramTypes[i] = "Object";
}
CreateNewMethodQuickFixProposal proposal = QuickfixUtils.getNewMethodQuickFixProposal(methodName, null,
paramTypes, javaProject, className, offset, length, methodName, false, false, "property");
proposal.apply(document);
}