Java String Truncate truncate(String toTruncate, int maxSize)

Description

Truncate the given string to a maximum length provided with a pad (...) added to the end if expected size if more than 10.

License

Apache License

Parameter

Parameter	Description
toTruncate	a parameter
maxSize	a parameter

Declaration

public static String truncate(String toTruncate, int maxSize) 

Method Source Code

//package com.java2s;
/*/*  w  w  w .  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 {
    /**
     * Truncate the given string to a maximum length provided
     * with a pad (...) added to the end if expected size if more than 10.
     * @param toTruncate
     * @param maxSize
     * @return
     */
    public static String truncate(String toTruncate, int maxSize) {
        if (toTruncate == null || maxSize < 1
                || toTruncate.length() <= maxSize) {
            return toTruncate;
        }

        String pad = "...";
        if (maxSize < 10) {
            pad = "";
        }
        return toTruncate.substring(0, maxSize - pad.length()).concat(pad);
    }
}

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