Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/**
 * $RCSfile: StringUtils.java,v $
 * $Revision: 1.1.2.1 $
 * $Date: 2014/02/20 01:11:36 $
 *
 * Copyright 2003-2007 Jive Software.
 *
 * All rights reserved. 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 {
    private static final char[] QUOTE_ENCODE = """.toCharArray();
    private static final char[] APOS_ENCODE = "'".toCharArray();
    private static final char[] AMP_ENCODE = "&".toCharArray();
    private static final char[] LT_ENCODE = "<".toCharArray();
    private static final char[] GT_ENCODE = ">".toCharArray();

    /**
     * Escapes all necessary characters in the String so that it can be used
     * in an XML doc.
     *
     * @param string the string to escape.
     * @return the string with appropriate characters escaped.
     */
    public static String escapeForXML(String string) {
        if (string == null) {
            return null;
        }
        char ch;
        int i = 0;
        int last = 0;
        char[] input = string.toCharArray();
        int len = input.length;
        StringBuilder out = new StringBuilder((int) (len * 1.3));
        for (; i < len; i++) {
            ch = input[i];
            if (ch > '>') {
            } else if (ch == '<') {
                if (i > last) {
                    out.append(input, last, i - last);
                }
                last = i + 1;
                out.append(LT_ENCODE);
            } else if (ch == '>') {
                if (i > last) {
                    out.append(input, last, i - last);
                }
                last = i + 1;
                out.append(GT_ENCODE);
            }

            else if (ch == '&') {
                if (i > last) {
                    out.append(input, last, i - last);
                }
                // Do nothing if the string is of the form &#235; (unicode value)
                if (!(len > i + 5 && input[i + 1] == '#' && Character.isDigit(input[i + 2])
                        && Character.isDigit(input[i + 3]) && Character.isDigit(input[i + 4])
                        && input[i + 5] == ';')) {
                    last = i + 1;
                    out.append(AMP_ENCODE);
                }
            } else if (ch == '"') {
                if (i > last) {
                    out.append(input, last, i - last);
                }
                last = i + 1;
                out.append(QUOTE_ENCODE);
            } else if (ch == '\'') {
                if (i > last) {
                    out.append(input, last, i - last);
                }
                last = i + 1;
                out.append(APOS_ENCODE);
            }
        }
        if (last == 0) {
            return string;
        }
        if (i > last) {
            out.append(input, last, i - last);
        }
        return out.toString();
    }
}