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This module contains the Metro runtime code.
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.ws.encoding;
import static com.sun.xml.ws.binding.WebServiceFeatureList.getSoapVersion;
import com.oracle.webservices.impl.encoding.StreamDecoderImpl;
import com.oracle.webservices.impl.internalspi.encoding.StreamDecoder;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.xml.stream.buffer.MutableXMLStreamBuffer;
import com.sun.xml.stream.buffer.XMLStreamBuffer;
import com.sun.xml.stream.buffer.XMLStreamBufferMark;
import com.sun.xml.stream.buffer.stax.StreamReaderBufferCreator;
import com.sun.xml.ws.api.SOAPVersion;
import com.sun.xml.ws.api.WSBinding;
import com.sun.xml.ws.api.WSFeatureList;
import com.sun.xml.ws.api.message.AttachmentSet;
import com.sun.xml.ws.api.message.Header;
import com.sun.xml.ws.api.message.HeaderList;
import com.sun.xml.ws.api.message.Message;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.pipe.ContentType;
import com.sun.xml.ws.api.streaming.XMLStreamWriterFactory;
import com.sun.xml.ws.developer.SerializationFeature;
import com.sun.xml.ws.message.AttachmentSetImpl;
import com.sun.xml.ws.message.stream.StreamMessage;
import com.sun.xml.ws.protocol.soap.VersionMismatchException;
import com.sun.xml.ws.server.UnsupportedMediaException;
import com.sun.xml.ws.streaming.XMLStreamReaderUtil;
import com.sun.xml.ws.util.ServiceFinder;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.ws.WebServiceException;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.channels.ReadableByteChannel;
import java.nio.channels.WritableByteChannel;
import java.nio.charset.Charset;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* A stream SOAP codec.
*
* @author Paul Sandoz
*/
@SuppressWarnings({"StringEquality"})
public abstract class StreamSOAPCodec implements com.sun.xml.ws.api.pipe.StreamSOAPCodec, RootOnlyCodec {
private static final String SOAP_ENVELOPE = "Envelope";
private static final String SOAP_HEADER = "Header";
private static final String SOAP_BODY = "Body";
private final SOAPVersion soapVersion;
protected final SerializationFeature serializationFeature;
private final StreamDecoder streamDecoder;
// charset of last decoded message. Will be used for encoding server's
// response messages with the request message's encoding
// it will stored in the packet.invocationProperties
private final static String DECODED_MESSAGE_CHARSET = "decodedMessageCharset";
/*package*/ StreamSOAPCodec(SOAPVersion soapVersion) {
this(soapVersion, null);
}
/*package*/ StreamSOAPCodec(WSBinding binding) {
this(binding.getSOAPVersion(), binding.getFeature(SerializationFeature.class));
}
StreamSOAPCodec(WSFeatureList features) {
this(getSoapVersion(features), features.get(SerializationFeature.class));
}
private StreamSOAPCodec(SOAPVersion soapVersion, @Nullable SerializationFeature sf) {
this.soapVersion = soapVersion;
this.serializationFeature = sf;
this.streamDecoder = selectStreamDecoder();
}
private StreamDecoder selectStreamDecoder() {
for (StreamDecoder sd : ServiceFinder.find(StreamDecoder.class)) {
return sd;
}
return new StreamDecoderImpl();
}
public ContentType getStaticContentType(Packet packet) {
return getContentType(packet);
}
public ContentType encode(Packet packet, OutputStream out) {
if (packet.getMessage() != null) {
String encoding = getPacketEncoding(packet);
packet.invocationProperties.remove(DECODED_MESSAGE_CHARSET);
XMLStreamWriter writer = XMLStreamWriterFactory.create(out, encoding);
try {
packet.getMessage().writeTo(writer);
writer.flush();
} catch (XMLStreamException e) {
throw new WebServiceException(e);
}
XMLStreamWriterFactory.recycle(writer);
}
return getContentType(packet);
}
protected abstract ContentType getContentType(Packet packet);
protected abstract String getDefaultContentType();
public ContentType encode(Packet packet, WritableByteChannel buffer) {
//TODO: not yet implemented
throw new UnsupportedOperationException();
}
protected abstract List getExpectedContentTypes();
public void decode(InputStream in, String contentType, Packet packet) throws IOException {
decode(in, contentType, packet, new AttachmentSetImpl());
}
/*
* Checks against expected Content-Type headers that is handled by a codec
*
* @param ct the Content-Type of the request
* @param expected expected Content-Types for a codec
* @return true if the codec supports this Content-Type
* false otherwise
*/
private static boolean isContentTypeSupported(String ct, List expected) {
for(String contentType : expected) {
if (ct.contains(contentType)) {
return true;
}
}
return false;
}
/**
* Decodes a message from {@link XMLStreamReader} that points to
* the beginning of a SOAP infoset.
*
* @param reader
* can point to the start document or the start element.
*/
public final @NotNull Message decode(@NotNull XMLStreamReader reader) {
return decode(reader,new AttachmentSetImpl());
}
/**
* Decodes a message from {@link XMLStreamReader} that points to
* the beginning of a SOAP infoset.
*
* @param reader
* can point to the start document or the start element.
* @param attachmentSet
* {@link StreamSOAPCodec} can take attachments parsed outside,
* so that this codec can be used as a part of a biggre codec
* (like MIME multipart codec.)
*/
public final Message decode(XMLStreamReader reader, @NotNull AttachmentSet attachmentSet) {
return decode(soapVersion, reader, attachmentSet);
}
public static final Message decode(SOAPVersion soapVersion, XMLStreamReader reader, @NotNull AttachmentSet attachmentSet) {
// Move to soap:Envelope and verify
if(reader.getEventType()!=XMLStreamConstants.START_ELEMENT)
XMLStreamReaderUtil.nextElementContent(reader);
XMLStreamReaderUtil.verifyReaderState(reader,XMLStreamConstants.START_ELEMENT);
if (SOAP_ENVELOPE.equals(reader.getLocalName()) && !soapVersion.nsUri.equals(reader.getNamespaceURI())) {
throw new VersionMismatchException(soapVersion, soapVersion.nsUri, reader.getNamespaceURI());
}
XMLStreamReaderUtil.verifyTag(reader, soapVersion.nsUri, SOAP_ENVELOPE);
return new StreamMessage(soapVersion, reader, attachmentSet);
}
public void decode(ReadableByteChannel in, String contentType, Packet packet ) {
throw new UnsupportedOperationException();
}
public final StreamSOAPCodec copy() {
return this;
}
public void decode(InputStream in, String contentType, Packet packet, AttachmentSet att ) throws IOException {
List expectedContentTypes = getExpectedContentTypes();
if (contentType != null && !isContentTypeSupported(contentType,expectedContentTypes)) {
throw new UnsupportedMediaException(contentType, expectedContentTypes);
}
com.oracle.webservices.api.message.ContentType pct = packet.getInternalContentType();
ContentTypeImpl cti = (pct != null && pct instanceof ContentTypeImpl) ?
(ContentTypeImpl)pct : new ContentTypeImpl(contentType);
String charset = cti.getCharSet();
if (charset != null && !Charset.isSupported(charset)) {
throw new UnsupportedMediaException(charset);
}
if (charset != null) {
packet.invocationProperties.put(DECODED_MESSAGE_CHARSET, charset);
} else {
packet.invocationProperties.remove(DECODED_MESSAGE_CHARSET);
}
packet.setMessage(streamDecoder.decode(in, charset, att, soapVersion));
}
public void decode(ReadableByteChannel in, String contentType, Packet response, AttachmentSet att ) {
throw new UnsupportedOperationException();
}
/*
* Creates a new {@link StreamSOAPCodec} instance.
*/
public static StreamSOAPCodec create(SOAPVersion version) {
if(version==null)
// this decoder is for SOAP, not for XML/HTTP
throw new IllegalArgumentException();
switch(version) {
case SOAP_11:
return new StreamSOAP11Codec();
case SOAP_12:
return new StreamSOAP12Codec();
default:
throw new AssertionError();
}
}
/*
* Creates a new {@link StreamSOAPCodec} instance using binding
*/
public static StreamSOAPCodec create(WSFeatureList features) {
SOAPVersion version = getSoapVersion(features);
if(version==null)
// this decoder is for SOAP, not for XML/HTTP
throw new IllegalArgumentException();
switch(version) {
case SOAP_11:
return new StreamSOAP11Codec(features);
case SOAP_12:
return new StreamSOAP12Codec(features);
default:
throw new AssertionError();
}
}
/**
* Creates a new {@link StreamSOAPCodec} instance using binding
*
* @deprecated use {@link #create(WSFeatureList)}
*/
public static StreamSOAPCodec create(WSBinding binding) {
SOAPVersion version = binding.getSOAPVersion();
if(version==null)
// this decoder is for SOAP, not for XML/HTTP
throw new IllegalArgumentException();
switch(version) {
case SOAP_11:
return new StreamSOAP11Codec(binding);
case SOAP_12:
return new StreamSOAP12Codec(binding);
default:
throw new AssertionError();
}
}
private String getPacketEncoding(Packet packet) {
// If SerializationFeature is set, just use that encoding
if (serializationFeature != null && serializationFeature.getEncoding() != null) {
return serializationFeature.getEncoding().equals("")
? SOAPBindingCodec.DEFAULT_ENCODING : serializationFeature.getEncoding();
}
if (packet != null && packet.endpoint != null) {
// Use request message's encoding for Server-side response messages
String charset = (String)packet.invocationProperties.get(DECODED_MESSAGE_CHARSET);
return charset == null
? SOAPBindingCodec.DEFAULT_ENCODING : charset;
}
// Use default encoding for client-side request messages
return SOAPBindingCodec.DEFAULT_ENCODING;
}
protected ContentTypeImpl.Builder getContenTypeBuilder(Packet packet) {
ContentTypeImpl.Builder b = new ContentTypeImpl.Builder();
String encoding = getPacketEncoding(packet);
if (SOAPBindingCodec.DEFAULT_ENCODING.equalsIgnoreCase(encoding)) {
b.contentType = getDefaultContentType();
b.charset = SOAPBindingCodec.DEFAULT_ENCODING;
return b;
}
b.contentType = getMimeType()+" ;charset="+encoding;
b.charset = encoding;
return b;
}
}