com.sun.xml.ws.api.addressing.EPRHeader Maven / Gradle / Ivy
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package com.sun.xml.ws.api.addressing;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.xml.ws.message.AbstractHeaderImpl;
import com.sun.xml.ws.util.xml.XmlUtil;
import org.xml.sax.ContentHandler;
import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXException;
import javax.xml.namespace.QName;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPMessage;
import javax.xml.soap.SOAPHeader;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.transform.Transformer;
import javax.xml.transform.dom.DOMResult;
/**
* Used to represent outbound endpoint reference header,
* such as <ReplyTo> and <FaultTo>.
* Used from {@link WSEndpointReference}.
*
* @author Kohsuke Kawaguchi
* @see WSEndpointReference
*/
final class EPRHeader extends AbstractHeaderImpl {
private final String nsUri,localName;
private final WSEndpointReference epr;
EPRHeader(QName tagName, WSEndpointReference epr) {
this.nsUri = tagName.getNamespaceURI();
this.localName = tagName.getLocalPart();
this.epr = epr;
}
public @NotNull String getNamespaceURI() {
return nsUri;
}
public @NotNull String getLocalPart() {
return localName;
}
@Nullable
public String getAttribute(@NotNull String nsUri, @NotNull String localName) {
try {
XMLStreamReader sr = epr.read("EndpointReference"/*doesn't matter*/);
while(sr.getEventType()!= XMLStreamConstants.START_ELEMENT)
sr.next();
return sr.getAttributeValue(nsUri,localName);
} catch (XMLStreamException e) {
// since we are reading from buffer, this can't happen.
throw new AssertionError(e);
}
}
public XMLStreamReader readHeader() throws XMLStreamException {
return epr.read(localName);
}
public void writeTo(XMLStreamWriter w) throws XMLStreamException {
epr.writeTo(localName, w);
}
public void writeTo(SOAPMessage saaj) throws SOAPException {
try {
// TODO what about in-scope namespaces
// Not very efficient consider implementing a stream buffer
// processor that produces a DOM node from the buffer.
Transformer t = XmlUtil.newTransformer();
SOAPHeader header = saaj.getSOAPHeader();
if (header == null)
header = saaj.getSOAPPart().getEnvelope().addHeader();
t.transform(epr.asSource(localName), new DOMResult(header));
} catch (Exception e) {
throw new SOAPException(e);
}
}
public void writeTo(ContentHandler contentHandler, ErrorHandler errorHandler) throws SAXException {
epr.writeTo(localName,contentHandler,errorHandler,true);
}
}