linefeedtest.java

解决如何把XML应用到JAVA里问题

/*
 * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
 *
 * This software is open source.
 * See the bottom of this file for the licence.
 */

package org.dom4j;

import junit.textui.TestRunner;

import java.io.StringWriter;

import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;

public class LineFeedTest extends AbstractTestCase {
    private static final String ATT_TEXT = "Hello
There
<>&";

    private static final String TEXT = "Hello\nThere\n<>&";

    private static final String EXPECTED_TEXT = "Hello\nThere\n<>&";

    private static final String EXPECTED_ATT_TEXT = "Hello There <>&";

    public static void main(String[] args) {
        TestRunner.run(LineFeedTest.class);
    }

    public void testElement() throws Exception {
        Document doc = DocumentHelper.parseText("<elem>" + TEXT + "</elem>");
        Element elem = doc.getRootElement();
        assertEquals(EXPECTED_TEXT, elem.getText());
    }

    public void testAttribute() throws Exception {
        Document doc = DocumentHelper
                .parseText("<elem attr=\"" + TEXT + "\"/>");
        Element elem = doc.getRootElement();

        // System.out.println(elem.attributeValue("attr"));
        assertEquals(EXPECTED_ATT_TEXT, elem.attributeValue("attr"));

        doc = DocumentHelper.parseText("<elem attr=\"" + ATT_TEXT + "\"/>");
        elem = doc.getRootElement();

        // System.out.println(elem.attributeValue("attr"));
        assertEquals(EXPECTED_TEXT, elem.attributeValue("attr"));
    }

    public void testCDATA() throws Exception {
        Document doc = DocumentHelper.parseText("<elem><![CDATA["
                + EXPECTED_TEXT + "]]></elem>");
        Element elem = doc.getRootElement();
        assertEquals(EXPECTED_TEXT, elem.getText());
    }

    public void testXmlWriter() throws Exception {
        Element elem = DocumentHelper.createElement("elem");
        Document doc = DocumentHelper.createDocument(elem);
        elem.addCDATA(EXPECTED_TEXT);

        StringWriter sw = new StringWriter();
        XMLWriter xWriter = new XMLWriter(sw, OutputFormat.createPrettyPrint());
        xWriter.write(doc);
        xWriter.close();

        String xmlString = sw.toString();
        doc = DocumentHelper.parseText(xmlString);
        elem = doc.getRootElement();
        assertEquals(EXPECTED_TEXT, elem.getText());
    }
}

/*
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 * notices. Redistributions must also contain a copy of this document.
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 * "DOM4J" appear in their names without prior written permission of MetaStuff,
 * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
 * 
 * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
 * 
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
 */