com.tupilabs.pbs.parser.NodeXmlParser.java Source code

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Here is the source code for com.tupilabs.pbs.parser.NodeXmlParser.java

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/*
 * The MIT License
 *
 * Copyright (c) 2012-2015 Bruno P. Kinoshita, BioUno
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.tupilabs.pbs.parser;

import java.io.IOException;
import java.nio.charset.Charset;
import java.util.List;

import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;

import org.apache.commons.io.input.CharSequenceInputStream;
import org.xml.sax.SAXException;

import com.tupilabs.pbs.model.Node;

/**
 * XML SAX parser for nodes.
 *
 * @author Bruno P. Kinoshita
 * @since 0.1
 */
public class NodeXmlParser implements Parser<String, List<Node>> {

    /*
     * (non-Javadoc)
     * @see com.tupilabs.pbs.parser.Parser#parse(java.lang.Object)
     */
    @Override
    public List<Node> parse(String xml) throws ParseException {
        try {
            final SAXParserFactory factory = SAXParserFactory.newInstance();
            final SAXParser saxParser = factory.newSAXParser();
            final NodeXmlHandler handler = new NodeXmlHandler();

            saxParser.parse(new CharSequenceInputStream(xml, Charset.defaultCharset()), handler);

            return handler.getNodes();
        } catch (IOException ioe) {
            throw new ParseException(ioe);
        } catch (SAXException e) {
            throw new ParseException(e);
        } catch (ParserConfigurationException e) {
            throw new ParseException(e);
        }
    }

}