Java URI to convertToEncodedURIString(String input)

Description

This method replace non-URI-valid characters with their replacement code counterpart (issue PROACTIVE-1314)

License

Open Source License

Parameter

Parameter	Description
input	a parameter

Return

a string without main illegal characters

Declaration

public static String convertToEncodedURIString(String input) 

Method Source Code

//package com.java2s;
/*/*  www  .  j  a va 2  s . c  o m*/
 *  *
 * ProActive Parallel Suite(TM): The Java(TM) library for
 *    Parallel, Distributed, Multi-Core Computing for
 *    Enterprise Grids & Clouds
 *
 * Copyright (C) 1997-2013 INRIA/University of
 *                 Nice-Sophia Antipolis/ActiveEon
 * Contact: proactive@ow2.org or contact@activeeon.com
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation; version 3 of
 * the License.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA
 *
 * If needed, contact us to obtain a release under GPL Version 2 or 3
 * or a different license than the AGPL.
 *
 *  Initial developer(s):               The ProActive Team
 *                        http://proactive.inria.fr/team_members.htm
 *  Contributor(s):
 *
 *  * $$ACTIVEEON_INITIAL_DEV$$
 */

import java.io.UnsupportedEncodingException;

import java.net.URLDecoder;
import java.util.Arrays;

public class Main {
    /**
     * This method replace non-URI-valid characters with their replacement code counterpart
     * (issue PROACTIVE-1314)
     * @param input
     * @return a string without main illegal characters
     */
    public static String convertToEncodedURIString(String input) {
        StringBuilder answer = new StringBuilder();
        // the input must be first decoded as it may contain %XX characters and % is illegal
        try {
            input = URLDecoder.decode(input, "UTF8");
        } catch (UnsupportedEncodingException e) {
            // it should never happen
            e.printStackTrace();
            return null;
        }
        // chars which must be replaced
        char[] inputChars = new char[] { ' ', '\"', '%', '<', '>', '#', '[', '\\', ']', '^', '`', '{', '|', '}' };
        // the replacement code
        String[] replacements = new String[] { "%20", "%22", "%25", "%3C", "%3E", "%23", "%5B", "%5C", "%5D", "%5E",
                "%60", "%7B", "%7C", "%7D" };
        for (char c : input.toCharArray()) {
            int pos;
            if ((pos = Arrays.binarySearch(inputChars, c)) >= 0) {
                answer.append(replacements[pos]);
            } else {
                answer.append(c);
            }
        }
        return answer.toString();
    }
}

Related

1. convertToAbsPath(URI baseURI, String path)
2. extractBaseUriFromRDF(String rdfString)
3. extractContentDigest(URI contentDigest)
4. extractForwardURIFrom(URI requestURI)
5. extractFromURIParams(String paramsRule, String uri)