java/dictionary-generator/src/cz/frantovo/telco/dictionary/DocumentNamespaceContext.java
author František Kučera <franta-hg@frantovo.cz>
Mon, 22 Jun 2020 23:11:14 +0200
changeset 152 5c878a53d3ed
parent 151 a9f1ba451247
permissions -rw-r--r--
add dictionary and concept IDs + some documentation
     1 /**
     2  * Free Telco Dictionary
     3  * Copyright © 2013 František Kučera (frantovo.cz)
     4  *
     5  * This program is free software: you can redistribute it and/or modify
     6  * it under the terms of the GNU General Public License as published by
     7  * the Free Software Foundation, version 3 of the License.
     8  *
     9  * This program is distributed in the hope that it will be useful,
    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  * GNU General Public License for more details.
    13  *
    14  * You should have received a copy of the GNU General Public License
    15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
    16  */
    17 package cz.frantovo.telco.dictionary;
    18 
    19 import java.util.Iterator;
    20 import javax.xml.XMLConstants;
    21 import javax.xml.namespace.NamespaceContext;
    22 import org.w3c.dom.Document;
    23 
    24 /**
    25  *
    26  * @author Ing. František Kučera (frantovo.cz)
    27  */
    28 public class DocumentNamespaceContext implements NamespaceContext {
    29 
    30 	private Document document;
    31 
    32 	public DocumentNamespaceContext(Document document) {
    33 		this.document = document;
    34 	}
    35 
    36 	@Override
    37 	public String getNamespaceURI(String prefix) {
    38 		if (prefix.equals(XMLConstants.DEFAULT_NS_PREFIX)) {
    39 			return document.lookupNamespaceURI(null);
    40 		} else {
    41 			return document.lookupNamespaceURI(prefix);
    42 		}
    43 	}
    44 
    45 	@Override
    46 	public String getPrefix(String xmlns) {
    47 		return document.lookupPrefix(xmlns);
    48 	}
    49 
    50 	/**
    51 	 * TODO: support multiple prefixes
    52 	 */
    53 	@Override
    54 	public Iterator getPrefixes(String xmlns) {
    55 		return new OneItemIterator(getPrefix(xmlns));
    56 	}
    57 }