Here you can find the source of truncateOnSpace(String text, Integer length)
public static String truncateOnSpace(String text, Integer length)
//package com.java2s; /*/*from w ww.ja v a2 s .c o m*/ * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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 truncateOnSpace(String text, Integer length) { String retVal = ""; if (text.length() <= length) { retVal = text; } else { StringBuffer b = new StringBuffer(); for (int i = 0; i < text.length(); i++) { if (b.length() >= length && Character.isWhitespace(text.charAt(i))) { // iterate // until // we // hit // whitespace b.append("..."); break; } b.append(text.charAt(i)); } retVal = b.toString(); } return retVal.trim(); } }