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package com.sun.xml.ws.transport.tcp.server;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.xml.ws.api.server.WSEndpoint;
import com.sun.xml.ws.transport.tcp.io.Connection;
import com.sun.xml.ws.transport.tcp.resources.MessagesMessages;
import com.sun.xml.ws.transport.tcp.servicechannel.ServiceChannelCreator;
import com.sun.xml.ws.transport.tcp.util.ChannelContext;
import com.sun.xml.ws.transport.tcp.util.TCPConstants;
import com.sun.xml.ws.transport.tcp.util.WSTCPError;
import com.sun.xml.ws.transport.tcp.util.WSTCPException;
import com.sun.xml.ws.transport.tcp.util.WSTCPURI;
import com.sun.xml.ws.transport.tcp.servicechannel.ServiceChannelWSImpl;
import com.sun.xml.ws.util.exception.JAXWSExceptionBase;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* @author Alexey Stashok
*/
public final class WSTCPDelegate implements WSTCPAdapterRegistry, TCPMessageListener {
private static final Logger logger = Logger.getLogger(
com.sun.xml.ws.transport.tcp.util.TCPConstants.LoggingDomain + ".server");
private final Map<String, TCPAdapter> fixedUrlPatternEndpoints = new HashMap<String, TCPAdapter>();
private final List<TCPAdapter> pathUrlPatternEndpoints = new ArrayList<TCPAdapter>();
private volatile TCPAdapter serviceChannelWSAdapter;
/**
* Custom registry, where its possible to delegate Adapter search
*/
private WSTCPAdapterRegistry customWSRegistry;
public WSTCPDelegate() {
}
public void setCustomWSRegistry(@NotNull final WSTCPAdapterRegistry customWSRegistry) {
this.customWSRegistry = customWSRegistry;
}
public void registerAdapters(@NotNull final String contextPath,
@NotNull final List<TCPAdapter> adapters) {
for(TCPAdapter adapter : adapters)
registerEndpointUrlPattern(contextPath, adapter);
}
public void freeAdapters(@NotNull final String contextPath,
@NotNull final List<TCPAdapter> adapters) {
for(TCPAdapter adapter : adapters) {
final String urlPattern = contextPath + adapter.urlPattern;
logger.log(Level.FINE, MessagesMessages.WSTCP_1100_WSTCP_DELEGATE_DEREGISTER_ADAPTER(urlPattern));
if (fixedUrlPatternEndpoints.remove(urlPattern) == null) {
pathUrlPatternEndpoints.remove(adapter);
}
}
}
private void registerEndpointUrlPattern(@NotNull final String contextPath,
@NotNull final TCPAdapter adapter) {
final String urlPattern = contextPath + adapter.urlPattern;
logger.log(Level.FINE, MessagesMessages.WSTCP_1101_WSTCP_DELEGATE_REGISTER_ADAPTER(urlPattern));
if (urlPattern.endsWith("/*")) {
pathUrlPatternEndpoints.add(adapter);
} else {
if (fixedUrlPatternEndpoints.containsKey(urlPattern)) {
// Warning because of duplication
} else {
fixedUrlPatternEndpoints.put(urlPattern, adapter);
}
}
}
/**
* Determines which {@link TCPAdapter} serves the given request.
*/
public @Nullable TCPAdapter getTarget(@NotNull final WSTCPURI tcpURI) {
TCPAdapter result = null;
final String path = tcpURI.path;
if (path != null) {
result = fixedUrlPatternEndpoints.get(path);
if (result == null) {
for (TCPAdapter candidate : pathUrlPatternEndpoints) {
if (path.startsWith(candidate.getValidPath())) {
result = candidate;
break;
}
}
}
}
if (result == null && customWSRegistry != null) {
logger.log(Level.FINE, MessagesMessages.WSTCP_1102_WSTCP_DELEGATE_GOING_TO_CUSTOM_REG(tcpURI));
return customWSRegistry.getTarget(tcpURI);
}
return result;
}
/**
* Implementation of TCPMessageListener.onError
* method is called if error occured during frame processing
* on upper level
*/
public void onError(ChannelContext channelContext, WSTCPError error) throws IOException {
sendErrorResponse(channelContext, error);
}
/**
* Implementation of TCPMessageListener.onMessage
* method is called once request message come
*/
public void onMessage(@NotNull final ChannelContext channelContext) throws IOException {
if (logger.isLoggable(Level.FINE)) {
final Connection connection = channelContext.getConnection();
logger.log(Level.FINE, MessagesMessages.WSTCP_1103_WSTCP_DELEGATE_ON_MESSAGE(connection.getHost(), connection.getPort(),
connection.getLocalHost(), connection.getLocalPort()));
}
try {
TCPAdapter target = null;
if (channelContext.getChannelId() > 0) {
final WSTCPURI tcpURI = channelContext.getTargetWSURI();
target = getTarget(tcpURI);
} else {
target = getServiceChannelWSAdapter();
}
if (target != null) {
target.handle(channelContext);
} else {
TCPAdapter.sendErrorResponse(channelContext,
WSTCPError.createNonCriticalError(TCPConstants.UNKNOWN_CHANNEL_ID,
MessagesMessages.WSTCP_0026_UNKNOWN_CHANNEL_ID(channelContext.getChannelId())));
}
} catch (WSTCPException e) {
final Connection connection = channelContext.getConnection();
logger.log(Level.SEVERE, MessagesMessages.WSTCP_0023_TARGET_EXEC_ERROR(connection.getHost(), connection.getPort()), e);
sendErrorResponse(channelContext, e.getError());
if (e.getError().isCritical()) {
channelContext.getConnectionSession().close();
}
} catch (JAXWSExceptionBase e) {
final Connection connection = channelContext.getConnection();
logger.log(Level.SEVERE, MessagesMessages.WSTCP_0023_TARGET_EXEC_ERROR(connection.getHost(), connection.getPort()), e);
sendErrorResponse(channelContext, WSTCPError.createNonCriticalError(TCPConstants.GENERAL_CHANNEL_ERROR,
MessagesMessages.WSTCP_0025_GENERAL_CHANNEL_ERROR(MessagesMessages.WSTCP_0004_CHECK_SERVER_LOG())));
} catch (IOException e) {
final Connection connection = channelContext.getConnection();
logger.log(Level.SEVERE, MessagesMessages.WSTCP_0023_TARGET_EXEC_ERROR(connection.getHost(), connection.getPort()), e);
throw e;
} catch (Exception e) {
final Connection connection = channelContext.getConnection();
logger.log(Level.SEVERE, MessagesMessages.WSTCP_0023_TARGET_EXEC_ERROR(connection.getHost(), connection.getPort()), e);
sendErrorResponse(channelContext, WSTCPError.createNonCriticalError(TCPConstants.GENERAL_CHANNEL_ERROR,
MessagesMessages.WSTCP_0025_GENERAL_CHANNEL_ERROR(MessagesMessages.WSTCP_0004_CHECK_SERVER_LOG())));
} finally {
if (logger.isLoggable(Level.FINE)) {
logger.log(Level.FINE, MessagesMessages.WSTCP_1104_WSTCP_DELEGATE_ON_MESSAGE_COMPLETED());
}
}
}
public void destroy() {
logger.log(Level.FINE, MessagesMessages.WSTCP_1105_WSTCP_DELEGATE_DESTROY());
}
/**
* Returns TCPAdapter for service channel
* cannot do that once in constructor because of GF startup performance
* initialize it lazy
*/
private @NotNull TCPAdapter getServiceChannelWSAdapter() throws Exception {
if (serviceChannelWSAdapter == null) {
registerServiceChannelWSAdapter();
}
return serviceChannelWSAdapter;
}
private void sendErrorResponse(ChannelContext channelContext, WSTCPError error) throws IOException {
try {
TCPAdapter.sendErrorResponse(channelContext, error);
} catch (Throwable e) {
logger.log(Level.SEVERE, MessagesMessages.WSTCP_0002_SERVER_ERROR_MESSAGE_SENDING_FAILED(), e);
throw new IOException(e.getClass().getName() + ": " + e.getMessage());
}
}
private synchronized void registerServiceChannelWSAdapter() throws Exception {
if (serviceChannelWSAdapter == null) {
WSEndpoint<ServiceChannelWSImpl> endpoint = ServiceChannelCreator.getServiceChannelEndpointInstance();
final String serviceNameLocal = endpoint.getServiceName().getLocalPart();
serviceChannelWSAdapter = new TCPServiceChannelWSAdapter(serviceNameLocal,
TCPConstants.SERVICE_CHANNEL_URL_PATTERN,
endpoint,
this);
registerEndpointUrlPattern(TCPConstants.SERVICE_CHANNEL_CONTEXT_PATH,
serviceChannelWSAdapter);
}
}
}
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