com.github.zhve.ideaplugin.Util.java Source code

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Here is the source code for com.github.zhve.ideaplugin.Util.java

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package com.github.zhve.ideaplugin;

/*
 * 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.
 */

import org.apache.maven.plugin.logging.Log;

import java.io.File;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * @author Vasiliy Zhukov
 * @see org.codehaus.plexus.util.xml.PrettyPrintXMLWriter
 * @since 08/07/2010
 */
class Util {
    private static String escapeXml(String text) {
        text = text.replaceAll("&", "&");
        text = text.replaceAll("<", "&lt;");
        text = text.replaceAll(">", "&gt;");
        text = text.replaceAll("\"", "&quot;");
        text = text.replaceAll("\'", "&apos;");
        return text;
    }

    public static String escapeXmlAttribute(String text) {
        text = escapeXml(text);

        // Windows
        text = text.replaceAll("\r\n", "&#10;");

        Pattern pattern = Pattern.compile("([\000-\037])");
        Matcher m = pattern.matcher(text);
        StringBuffer b = new StringBuffer();
        while (m.find()) {
            m = m.appendReplacement(b, "&#" + Integer.toString(m.group(1).charAt(0)) + ";");
        }
        m.appendTail(b);

        return b.toString();
    }

    public static void deleteFileOrDirectory(Log log, File file) {
        if (file.exists()) {
            if (file.isDirectory()) {
                // clean directory
                File[] files = file.listFiles();
                if (files != null) {
                    for (File f : files)
                        deleteFileOrDirectory(log, f);
                }
            }
            // delete file or empty directory
            if (file.delete())
                log.info(" " + file.getAbsolutePath());
            else
                log.error(file.getAbsolutePath());
        } else {
            log.info(" " + file.getAbsolutePath());
        }
    }
}