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package com.sun.xml.ws.client;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.xml.ws.api.client.WSPortInfo;
import com.sun.xml.ws.binding.BindingImpl;
import com.sun.xml.ws.handler.HandlerChainsModel;
import com.sun.xml.ws.util.HandlerAnnotationInfo;
import com.sun.xml.ws.util.HandlerAnnotationProcessor;
import javax.jws.HandlerChain;
import javax.xml.ws.Service;
import javax.xml.ws.handler.Handler;
import javax.xml.ws.handler.HandlerResolver;
import javax.xml.ws.handler.PortInfo;
import javax.xml.ws.soap.SOAPBinding;
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;
/**
* Used by {@link WSServiceDelegate} to configure {@link BindingImpl}
* with handlers. The two mechanisms encapsulated by this abstraction
* is {@link HandlerChain} annotaion and {@link HandlerResolver}
* interface.
*
* @author Kohsuke Kawaguchi
*/
abstract class HandlerConfigurator {
/**
* Configures the given {@link BindingImpl} object by adding handlers to it.
*/
abstract void configureHandlers(@NotNull WSPortInfo port, @NotNull BindingImpl binding);
/**
* Returns a {@link HandlerResolver}, if this object encapsulates any {@link HandlerResolver}.
* Otherwise null.
*/
abstract HandlerResolver getResolver();
/**
* Configures handlers by calling {@link HandlerResolver}.
* <p>
* When a null {@link HandlerResolver} is set by the user to
* {@link Service#setHandlerResolver(HandlerResolver)}, we'll use this object
* with null {@link #resolver}.
*/
static final class HandlerResolverImpl extends HandlerConfigurator {
private final @Nullable HandlerResolver resolver;
public HandlerResolverImpl(HandlerResolver resolver) {
this.resolver = resolver;
}
@Override
void configureHandlers(@NotNull WSPortInfo port, @NotNull BindingImpl binding) {
if (resolver!=null) {
binding.setHandlerChain(resolver.getHandlerChain(port));
}
}
@Override
HandlerResolver getResolver() {
return resolver;
}
}
/**
* Configures handlers from {@link HandlerChain} annotation.
*
* <p>
* This class is a simple
* map of PortInfo objects to handler chains. It is used by a
* {@link WSServiceDelegate} object, and can
* be replaced by user code with a different class implementing
* HandlerResolver. This class is only used on the client side, and
* it includes a lot of logging to help when there are issues since
* it deals with port names, service names, and bindings. All three
* must match when getting a handler chain from the map.
*
* <p>It is created by the {@link WSServiceDelegate}
* class , which uses {@link HandlerAnnotationProcessor} to create
* a handler chain and then it sets the chains on this class and they
* are put into the map. The ServiceContext uses the map to set handler
* chains on bindings when they are created.
*/
static final class AnnotationConfigurator extends HandlerConfigurator {
private final HandlerChainsModel handlerModel;
private final Map<WSPortInfo,HandlerAnnotationInfo> chainMap = new HashMap<WSPortInfo,HandlerAnnotationInfo>();
private static final Logger logger = Logger.getLogger(
com.sun.xml.ws.util.Constants.LoggingDomain + ".handler");
AnnotationConfigurator(WSServiceDelegate delegate) {
handlerModel = HandlerAnnotationProcessor.buildHandlerChainsModel(delegate.getServiceClass());
assert handlerModel!=null; // this class is suppeod to be called only when there's @HandlerCHain
}
void configureHandlers(WSPortInfo port, BindingImpl binding) {
//Check in cache first
HandlerAnnotationInfo chain = chainMap.get(port);
if(chain==null) {
logGetChain(port);
// Put it in cache
chain = handlerModel.getHandlersForPortInfo(port);
chainMap.put(port,chain);
}
if (binding instanceof SOAPBinding) {
((SOAPBinding) binding).setRoles(chain.getRoles());
}
logSetChain(port,chain);
binding.setHandlerChain(chain.getHandlers());
}
HandlerResolver getResolver() {
return new HandlerResolver() {
public List<Handler> getHandlerChain(PortInfo portInfo) {
return new ArrayList<Handler>(
handlerModel.getHandlersForPortInfo(portInfo).getHandlers());
}
};
}
// logged at finer level
private void logSetChain(WSPortInfo info, HandlerAnnotationInfo chain) {
logger.finer("Setting chain of length " + chain.getHandlers().size() +
" for port info");
logPortInfo(info, Level.FINER);
}
// logged at fine level
private void logGetChain(WSPortInfo info) {
logger.fine("No handler chain found for port info:");
logPortInfo(info, Level.FINE);
logger.fine("Existing handler chains:");
if (chainMap.isEmpty()) {
logger.fine("none");
} else {
for (WSPortInfo key : chainMap.keySet()) {
logger.fine(chainMap.get(key).getHandlers().size() +
" handlers for port info ");
logPortInfo(key, Level.FINE);
}
}
}
private void logPortInfo(WSPortInfo info, Level level) {
logger.log(level, "binding: " + info.getBindingID() +
"\nservice: " + info.getServiceName() +
"\nport: " + info.getPortName());
}
}
}