Java URI to Local Name getLocalName(URI uri)

Description

get Local Name

License

Apache License

Declaration

public static String getLocalName(URI uri) 

Method Source Code

//package com.java2s;
/*/*from w  w w  . j a  v  a  2s  .c  om*/
 * Copyright (c) 2013. Knowledge Media Institute - The Open University
 *
 * 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.
 */

import java.net.URI;

import java.net.URL;

public class Main {
    public static String getLocalName(URI uri) {
        if (uri == null)
            return null;

        return getLocalName(uri.toASCIIString());
    }

    public static String getLocalName(URL url) {
        if (url == null)
            return null;
        return getLocalName(url.toString());
    }

    public static String getLocalName(String uriString) {

        if (uriString == null || uriString.equals(""))
            return uriString;

        int len = uriString.length();
        if (uriString.endsWith("/")) {
            uriString = uriString.substring(0, len - 1);
        }
        int idx = uriString.indexOf('^');
        if (idx >= 0) {
            uriString = uriString.substring(0, idx);
        }
        int localNameIdx = getLocalNameIndex(uriString);
        if (localNameIdx == 0) {
            // It's an absolute name
            return uriString;
        }

        return uriString.substring(localNameIdx);
    }

    private static int getLocalNameIndex(String uri) {
        int separatorIdx = uri.indexOf('#');

        if (separatorIdx < 0) {
            separatorIdx = uri.lastIndexOf('/');
        }

        if (separatorIdx < 0) {
            separatorIdx = uri.lastIndexOf(':');
        }

        if (separatorIdx < 0) {
            throw new IllegalArgumentException("No separator character founds in URI: " + uri);
        }

        return separatorIdx + 1;
    }
}

Related

1. getLocalDomainURI(String originalHost, String dirPath, String childUri)
2. getLocalName(String uri)
3. getLocalName(URI uri)
4. getLocalPart(String uri)
5. getName(URI uri)
6. getName(URI uri)
7. getName(URI uri)