net.jxta.util.DocumentUtilities Maven / Gradle / Ivy

/*
 * Copyright (c) 2001-2007 Sun Microsystems, Inc.  All rights reserved.
 *  
 *  The Sun Project JXTA(TM) Software License
 *  
 *  Redistribution and use in source and binary forms, with or without 
 *  modification, are permitted provided that the following conditions are met:
 *  
 *  1. Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *  
 *  2. Redistributions in binary form must reproduce the above copyright notice, 
 *     this list of conditions and the following disclaimer in the documentation 
 *     and/or other materials provided with the distribution.
 *  
 *  3. The end-user documentation included with the redistribution, if any, must 
 *     include the following acknowledgment: "This product includes software 
 *     developed by Sun Microsystems, Inc. for JXTA(TM) technology." 
 *     Alternately, this acknowledgment may appear in the software itself, if 
 *     and wherever such third-party acknowledgments normally appear.
 *  
 *  4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must 
 *     not be used to endorse or promote products derived from this software 
 *     without prior written permission. For written permission, please contact 
 *     Project JXTA at http://www.jxta.org.
 *  
 *  5. Products derived from this software may not be called "JXTA", nor may 
 *     "JXTA" appear in their name, without prior written permission of Sun.
 *  
 *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
 *  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 
 *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SUN 
 *  MICROSYSTEMS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
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 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 *  EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *  
 *  JXTA is a registered trademark of Sun Microsystems, Inc. in the United 
 *  States and other countries.
 *  
 *  Please see the license information page at :
 *   for instructions on use of 
 *  the license in source files.
 *  
 *  ====================================================================
 *  
 *  This software consists of voluntary contributions made by many individuals 
 *  on behalf of Project JXTA. For more information on Project JXTA, please see 
 *  http://www.jxta.org.
 *  
 *  This license is based on the BSD license adopted by the Apache Foundation. 
 */

package net.jxta.util;


import net.jxta.document.Element;
import net.jxta.document.MimeMediaType;
import net.jxta.document.StructuredDocument;
import net.jxta.document.StructuredDocumentFactory;
import net.jxta.document.StructuredTextDocument;
import net.jxta.exception.JxtaException;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader;
import java.util.Enumeration;


/**
 * @deprecated Will be removed soon.  THIS CLASS IS SCHEDULED TO BE REMOVED AFTER 2.5
 */
@Deprecated
public final class DocumentUtilities {

    private DocumentUtilities() {}

    public static StructuredTextDocument createStructuredXmlDocument(String rootTagName) throws JxtaException {
        return (StructuredTextDocument) StructuredDocumentFactory.newStructuredDocument(MimeMediaType.XMLUTF8, rootTagName);
    }

    public static StructuredTextDocument getStructuredXmlDocument(String buf) throws JxtaException {
        try {
            return (StructuredTextDocument) StructuredDocumentFactory.newStructuredDocument(MimeMediaType.XMLUTF8
                    ,
                    new StringReader(buf));
        } catch (IOException e) {
            throw new JxtaException("Error reading document", e);
        }
    }

    public static StructuredTextDocument getStructuredXmlDocument(byte buf[]) throws JxtaException {
        return getStructuredXmlDocument(new ByteArrayInputStream(buf));
    }

    public static StructuredTextDocument getStructuredXmlDocument(InputStream in) throws JxtaException {
        try {
            return (StructuredTextDocument) StructuredDocumentFactory.newStructuredDocument(MimeMediaType.XMLUTF8, in);
        } catch (IOException e) {
            throw new JxtaException("Error reading document", e);
        }
    }

    public static StructuredDocument createParamDocument() {
        return StructuredDocumentFactory.newStructuredDocument(MimeMediaType.XMLUTF8, "Parm");
    }

    public static Element getChild(Element root, Object key) {
        Enumeration e = root.getChildren(key);

        if (e == null) {
            return null;
        }

        return (Element) e.nextElement();
    }
}