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Open source Reference Implementation of JSR-67: SOAP with Attachments API for Java (SAAJ MR: 1.4)
There is a newer version: 3.0.4
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
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package com.sun.xml.messaging.saaj.soap.impl;

import java.util.logging.Logger;

import javax.xml.soap.SOAPElement;
import javax.xml.soap.SOAPException;

import com.sun.xml.messaging.saaj.soap.SOAPDocumentImpl;
import com.sun.xml.messaging.saaj.util.LogDomainConstants;

public class SOAPTextImpl
    extends com.sun.org.apache.xerces.internal.dom.TextImpl
    implements javax.xml.soap.Text, org.w3c.dom.Text {

    protected static final Logger log =
        Logger.getLogger(LogDomainConstants.SOAP_IMPL_DOMAIN,
                         "com.sun.xml.messaging.saaj.soap.impl.LocalStrings");
    
    public SOAPTextImpl(SOAPDocumentImpl ownerDoc, String text) {
        super(ownerDoc, text);
    }

    public String getValue() {
        String nodeValue = getNodeValue();
        return (nodeValue.equals("") ? null : nodeValue);
    }
    
    public void setValue(String text) {
        setNodeValue(text);
    }

    public void setParentElement(SOAPElement parent) throws SOAPException {
        if (parent == null) {
            log.severe("SAAJ0126.impl.cannot.locate.ns");
            throw new SOAPException("Cannot pass NULL to setParentElement");
        }
        ((ElementImpl) parent).addNode(this);
    }

    public SOAPElement getParentElement() {
        return (SOAPElement) getParentNode();
    }


    public void detachNode() {
        org.w3c.dom.Node parent = getParentNode();
        if (parent != null) {
            parent.removeChild(this);
        }
    }

    public void recycleNode() {
        detachNode();
        // TBD
        //  - add this to the factory so subsequent
        //    creations can reuse this object.
    }

    public boolean isComment() {
        String txt = getNodeValue();
        if (txt == null) {
            return false;
        }
        return txt.startsWith("");
    }
}