Here you can find the source of trimSuffix(final String text, final String suffix)
public static final String trimSuffix(final String text, final String suffix)
//package com.java2s; /*//from w w w.j av a 2s . com * Copyright 2004-2011 the Seasar Foundation and the Others. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, * either express or implied. See the License for the specific language * governing permissions and limitations under the License. */ public class Main { public static final String trimSuffix(final String text, final String suffix) { if (text == null) { return null; } if (suffix == null) { return text; } if (text.endsWith(suffix)) { return text.substring(0, text.length() - suffix.length()); } return text; } }