com.sun.xml.ws.util.HandlerAnnotationProcessor Maven / Gradle / Ivy
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package com.sun.xml.ws.util;
import com.sun.xml.ws.api.WSBinding;
import com.sun.xml.ws.api.databinding.MetadataReader;
import com.sun.xml.ws.api.server.AsyncProvider;
import com.sun.xml.ws.api.streaming.XMLStreamReaderFactory;
import com.sun.xml.ws.handler.HandlerChainsModel;
import com.sun.xml.ws.model.ReflectAnnotationReader;
import com.sun.xml.ws.server.EndpointFactory;
import com.sun.xml.ws.streaming.XMLStreamReaderUtil;
import com.sun.istack.NotNull;
import javax.jws.HandlerChain;
import javax.jws.WebService;
import javax.jws.soap.SOAPMessageHandlers;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.ws.Provider;
import javax.xml.ws.Service;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Method;
import java.net.URL;
import java.util.logging.Logger;
/**
* Used by client and server side to create handler information
* from annotated class. The public methods all return a
* HandlerChainInfo that contains the handlers and role information
* needed at runtime.
*
*
All of the handler chain descriptors follow the same schema,
* whether they are wsdl customizations, handler files specified
* by an annotation, or are included in the sun-jaxws.xml file.
* So this class is used for all handler xml information. The
* two public entry points are
* {@link HandlerAnnotationProcessor#buildHandlerInfo}, called
* when you have an annotated class that points to a file.
*
*
The methods in the class are static so that it may called
* from the runtime statically.
*
* @see com.sun.xml.ws.util.HandlerAnnotationInfo
*
* @author JAX-WS Development Team
*/
public class HandlerAnnotationProcessor {
private static final Logger logger = Logger.getLogger(
com.sun.xml.ws.util.Constants.LoggingDomain + ".util");
/**
*
This method is called by
* {@link EndpointFactory} when
* they have an annotated class.
*
*
If there is no handler chain annotation on the class,
* this method will return null. Otherwise it will load the
* class and call the parseHandlerFile method to read the
* information.
*
* @return A HandlerAnnotationInfo object that stores the
* handlers and roles. Will return null if the class passed
* in has no handler chain annotation.
*/
public static HandlerAnnotationInfo buildHandlerInfo(@NotNull
Class clazz, QName serviceName, QName portName, WSBinding binding) {
MetadataReader metadataReader = EndpointFactory.getExternalMetadatReader(clazz, binding);
if (metadataReader == null) {
metadataReader = new ReflectAnnotationReader();
}
// clazz = checkClass(clazz);
HandlerChain handlerChain = metadataReader.getAnnotation(HandlerChain.class, clazz);
if (handlerChain == null) {
clazz = getSEI(clazz, metadataReader);
if (clazz != null)
handlerChain = metadataReader.getAnnotation(HandlerChain.class, clazz);
if (handlerChain == null)
return null;
}
if (clazz.getAnnotation(SOAPMessageHandlers.class) != null) {
throw new UtilException(
"util.handler.cannot.combine.soapmessagehandlers");
}
InputStream iStream = getFileAsStream(clazz, handlerChain);
XMLStreamReader reader =
XMLStreamReaderFactory.create(null,iStream, true);
XMLStreamReaderUtil.nextElementContent(reader);
HandlerAnnotationInfo handlerAnnInfo = HandlerChainsModel.parseHandlerFile(reader, clazz.getClassLoader(),
serviceName, portName, binding);
try {
reader.close();
iStream.close();
} catch (XMLStreamException e) {
e.printStackTrace();
throw new UtilException(e.getMessage());
} catch (IOException e) {
e.printStackTrace();
throw new UtilException(e.getMessage());
}
return handlerAnnInfo;
}
public static HandlerChainsModel buildHandlerChainsModel(final Class clazz) {
if(clazz == null) {
return null;
}
HandlerChain handlerChain =
clazz.getAnnotation(HandlerChain.class);
if(handlerChain == null)
return null;
InputStream iStream = getFileAsStream(clazz, handlerChain);
XMLStreamReader reader =
XMLStreamReaderFactory.create(null,iStream, true);
XMLStreamReaderUtil.nextElementContent(reader);
HandlerChainsModel handlerChainsModel = HandlerChainsModel.parseHandlerConfigFile(clazz, reader);
try {
reader.close();
iStream.close();
} catch (XMLStreamException e) {
e.printStackTrace();
throw new UtilException(e.getMessage());
} catch (IOException e) {
e.printStackTrace();
throw new UtilException(e.getMessage());
}
return handlerChainsModel;
}
static Class getClass(String className) {
try {
return Thread.currentThread().getContextClassLoader().loadClass(
className);
} catch (ClassNotFoundException e) {
throw new UtilException("util.handler.class.not.found",
className);
}
}
static Class getSEI(Class clazz, MetadataReader metadataReader) {
if (metadataReader == null) {
metadataReader = new ReflectAnnotationReader();
}
if (Provider.class.isAssignableFrom(clazz) || AsyncProvider.class.isAssignableFrom(clazz)) {
//No SEI for Provider Implementation
return null;
}
if (Service.class.isAssignableFrom(clazz)) {
//No SEI for Service class
return null;
}
WebService webService = metadataReader.getAnnotation(WebService.class, clazz);
if (webService == null) {
throw new UtilException("util.handler.no.webservice.annotation", clazz.getCanonicalName());
}
String ei = webService.endpointInterface();
if (ei.length() > 0) {
clazz = getClass(webService.endpointInterface());
WebService ws = metadataReader.getAnnotation(WebService.class, clazz);
if (ws == null) {
throw new UtilException("util.handler.endpoint.interface.no.webservice",
webService.endpointInterface());
}
return clazz;
}
return null;
}
static InputStream getFileAsStream(Class clazz, HandlerChain chain) {
Package pkg = clazz.getPackage();
String filename = chain.file();
String fullpath = addPackagePath(filename, pkg);
InputStream is;
is = moduleResource(clazz, filename);
if (is != null) return is;
is = moduleResource(clazz, fullpath);
if (is != null) return is;
URL url = cpResource(clazz, filename);
if (url == null) url = cpResource(clazz, fullpath);
if (url == null) {
throw new UtilException("util.failed.to.find.handlerchain.file",
clazz.getName(), filename);
}
try {
return url.openStream();
} catch (IOException e) {
throw new UtilException("util.failed.to.parse.handlerchain.file",
clazz.getName(), filename);
}
}
private static URL cpResource(Class clazz, String name) {
URL url = clazz.getResource(name);
if (url == null) {
ClassLoader tccl = Thread.currentThread().getContextClassLoader();
url = tccl.getResource(name);
}
return url;
}
private static InputStream moduleResource(Class resolvingClass, String name) {
Module module = resolvingClass.getModule();
try {
InputStream stream = module.getResourceAsStream(name);
if (stream != null) {
return stream;
}
} catch(IOException e) {
throw new UtilException("util.failed.to.find.handlerchain.file",
resolvingClass.getName(), name);
}
return null;
}
private static String addPackagePath(String file, Package pkg) {
String tmp = pkg.getName();
tmp = tmp.replace('.', '/');
tmp += "/" + file;
return tmp;
}
}