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JAXRPC Service Provider Interface
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* and Distribution License("CDDL") (collectively, the "License"). You
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* file and include the License file at LICENSE.txt.
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package com.sun.xml.rpc.spi;
import java.io.OutputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.BufferedReader;
import java.net.URL;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import com.sun.xml.rpc.spi.runtime.ClientTransportFactory;
import com.sun.xml.rpc.spi.runtime.Implementor;
import com.sun.xml.rpc.spi.runtime.ImplementorCache;
import com.sun.xml.rpc.spi.runtime.RuntimeEndpointInfo;
import com.sun.xml.rpc.spi.runtime.SOAPMessageContext;
import com.sun.xml.rpc.spi.runtime.ServletDelegate;
import com.sun.xml.rpc.spi.runtime.Tie;
import com.sun.xml.rpc.spi.tools.CompileTool;
import com.sun.xml.rpc.spi.tools.Configuration;
import com.sun.xml.rpc.spi.tools.HandlerInfo;
import com.sun.xml.rpc.spi.tools.J2EEModelInfo;
import com.sun.xml.rpc.spi.tools.ModelFileModelInfo;
import com.sun.xml.rpc.spi.tools.Names;
import com.sun.xml.rpc.spi.tools.NamespaceMappingInfo;
import com.sun.xml.rpc.spi.tools.NamespaceMappingRegistryInfo;
import com.sun.xml.rpc.spi.tools.NoMetadataModelInfo;
import com.sun.xml.rpc.spi.tools.ProcessorEnvironment;
import com.sun.xml.rpc.spi.tools.WSDLParser;
import com.sun.xml.rpc.spi.tools.WSDLUtil;
import com.sun.xml.rpc.spi.tools.XMLModelFileFilter;
/**
* Singleton abstract factory used to produce jaxrpc related objects.
*/
public abstract class JaxRpcObjectFactory {
private static JaxRpcObjectFactory factory;
private static String DEFAULT_JAXRPC_OBJECT_FACTORY =
"com.sun.xml.rpc.util.JaxRpcObjectFactoryImpl";
private static String JAXRPC_FACTORY_PROPERTY = "javax.xml.rpc.spi.JaxRpcObjectFactory";
public JaxRpcObjectFactory () {}
/**
* Creates an instance of the specified class using the specified
* ClassLoader object.
*
* @exception SOAPException if the given class could not be found
* or could not be instantiated
*/
private static Object newInstance(String className,
ClassLoader classLoader)
{
try {
Class spiClass;
if (classLoader == null) {
spiClass = Class.forName(className);
} else {
spiClass = classLoader.loadClass(className);
}
return spiClass.newInstance();
} catch (Exception e) {
throw new IllegalArgumentException(e.getMessage());
}
}
/**
* Obtain an instance of a factory.
*
* The implementation class to be used can be overridden by setting a
* system property (name TBD).
*
*/
public static JaxRpcObjectFactory newInstance() {
/*
if (factory == null) {
//XXX FIXME Make it configurable by property
try {
Class klass = Class.forName(DEFAULT_JAXRPC_OBJECT_FACTORY);
factory = (JaxRpcObjectFactory) klass.newInstance();
} catch (Exception e) {
//XXX FIXME i18n. Better Handling of the Error
e.printStackTrace();
}
}
return factory;
*/
ClassLoader classLoader;
classLoader = Thread.currentThread().getContextClassLoader();
// Use the system property first
try {
String systemProp =
System.getProperty(JAXRPC_FACTORY_PROPERTY);
if( systemProp!=null) {
return (JaxRpcObjectFactory) newInstance(systemProp, classLoader);
}
} catch (Exception e) {
}
String serviceId = "META-INF/services/" + JAXRPC_FACTORY_PROPERTY;
// try to find services in CLASSPATH
try {
InputStream is=null;
if (classLoader == null) {
is=ClassLoader.getSystemResourceAsStream(serviceId);
} else {
is=classLoader.getResourceAsStream(serviceId);
}
if( is!=null ) {
BufferedReader rd =
new BufferedReader(new InputStreamReader(is, "UTF-8"));
String factoryClassName = rd.readLine();
rd.close();
if (factoryClassName != null &&
! "".equals(factoryClassName)) {
return (JaxRpcObjectFactory) newInstance(factoryClassName, classLoader);
}
}
} catch( Exception ex ) {
}
return (JaxRpcObjectFactory) newInstance(DEFAULT_JAXRPC_OBJECT_FACTORY, classLoader);
}
public abstract ModelFileModelInfo createModelFileModelInfo();
public abstract NoMetadataModelInfo createNoMetadataModelInfo();
public abstract J2EEModelInfo createJ2EEModelInfo(URL mapping)
throws Exception;
public abstract HandlerInfo createHandlerInfo();
public abstract NamespaceMappingRegistryInfo createNamespaceMappingRegistryInfo();
public abstract NamespaceMappingInfo createNamespaceMappingInfo(
String namespaceURI,
String javaPackageName);
public abstract Configuration createConfiguration(ProcessorEnvironment env);
public abstract SOAPMessageContext createSOAPMessageContext();
public abstract Implementor createImplementor(
ServletContext servletContext,
Tie tie);
public abstract RuntimeEndpointInfo createRuntimeEndpointInfo();
/**
* @param type The type of ClientTransportFactory
* @see com.sun.xml.rpc.spi.runtime.ClientTransportFactoryTypes
*/
public abstract ClientTransportFactory createClientTransportFactory(
int type,
OutputStream logStream);
public abstract CompileTool createCompileTool(
OutputStream out,
String program);
public abstract XMLModelFileFilter createXMLModelFileFilter();
public abstract ImplementorCache createImplementorCache(ServletConfig config);
public abstract ServletDelegate createServletDelegate();
/**
* Names provides utility methods used by other wscompile classes
* for dealing with identifiers. This is not the most obvious/intuitive
* method name. Any suggestion is welcome.
*/
public abstract Names createNames();
public abstract WSDLUtil createWSDLUtil();
public abstract WSDLParser createWSDLParser();
}
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