Java String Whitespace Normalize normalizeWhiteSpace(String src)

Description

Replace all blocks of white space by a single space character, just used for creating test cases.

License

Apache License

Parameter

Parameter	Description
src	the original string

Return

normalized version of src

Declaration

public static String normalizeWhiteSpace(String src) 

Method Source Code

//package com.java2s;
/*/*from  w  w w .  j a v a2  s.c  om*/
 * 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 {
    /**
     * Replace all blocks of white space by a single space character, just
     * used for creating test cases.
     *
     * @param src the original string
     * @return normalized version of src
     */
    public static String normalizeWhiteSpace(String src) {
        StringBuilder result = new StringBuilder(src.length());
        boolean inWhitespaceBlock = false;
        for (int i = 0; i < src.length(); i++) {
            char c = src.charAt(i);
            if (Character.isWhitespace(c)) {
                if (!inWhitespaceBlock) {
                    result.append(" ");
                    inWhitespaceBlock = true;
                }
            } else {
                inWhitespaceBlock = false;
                result.append(c);
            }
        }
        return result.toString();
    }
}

Related

1. normalizeWhiteSpace(String input)
2. normalizeWhiteSpace(String input)
3. normalizeWhitespace(String orig)
4. normalizeWhitespace(String s)
5. normalizeWhitespace(String source)
6. normalizeWhitespace(String text)
7. normalizeWhitespaces(String s)
8. normalizeWhitespaces(String text)