Here you can find the source of substringBetween(String str, String before, String after)
public static String substringBetween(String str, String before, String after)
//package com.java2s; /*// w w w. ja va 2 s .c o m * Copyright 2000-2015 JetBrains s.r.o. * * 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 String substringBetween(String str, String before, String after) { int fPos = str.indexOf(before); if (fPos != -1) { str = str.substring(fPos + before.length()); } else { return ""; } int sPos = str.indexOf(after); if (sPos != -1) { return str.substring(0, sPos); } else { return str; } } }