EscapeUtil.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2012 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * 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.
 */
package org.sleuthkit.autopsy.coreutils;
 
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.logging.Level;
import org.apache.commons.text.StringEscapeUtils;

public class EscapeUtil {
 
    private static final Logger logger = Logger.getLogger(EscapeUtil.class.getName());

    public static String decodeURL(String url) {
        try {
            return URLDecoder.decode(url, "UTF-8"); //NON-NLS
        } catch (UnsupportedEncodingException ex) {
            logger.log(Level.SEVERE, "Could not decode URL " + url, ex); //NON-NLS
            //should not happen
            return "";
        }
    }

    public static String encodeURL(String url) {
        try {
            return URLEncoder.encode(url, "UTF-8"); //NON-NLS
        } catch (UnsupportedEncodingException ex) {
            logger.log(Level.SEVERE, "Could not encode URL " + url, ex); //NON-NLS
            //should not happen
            return "";
        }
    }

    public static String escapeHtml(String toEscape) {
        return StringEscapeUtils.escapeHtml4(toEscape);
    }

    public static String unEscapeHtml(String toUnescape) {
        return StringEscapeUtils.unescapeHtml4(toUnescape);
    }
}