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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.core.wire.jdk;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.Map;
import org.osoa.sca.annotations.Constructor;
import org.osoa.sca.annotations.EagerInit;
import org.apache.tuscany.spi.annotation.Autowire;
import org.apache.tuscany.spi.component.WorkContext;
import org.apache.tuscany.spi.policy.PolicyBuilderRegistry;
import org.apache.tuscany.spi.wire.InboundWire;
import org.apache.tuscany.spi.wire.OutboundChainHolder;
import org.apache.tuscany.spi.wire.OutboundWire;
import org.apache.tuscany.spi.wire.ProxyCreationException;
import org.apache.tuscany.spi.wire.Wire;
import org.apache.tuscany.spi.wire.WireInvocationHandler;
import org.apache.tuscany.core.wire.WireServiceExtension;
/**
* the default implementation of a wire service that uses JDK dynamic proxies
*
* @version $$Rev$$ $$Date$$
*/
@EagerInit
public class JDKWireService extends WireServiceExtension {
public JDKWireService() {
super(null, null);
}
@Constructor
public JDKWireService(@Autowire WorkContext context, @Autowire PolicyBuilderRegistry policyRegistry) {
super(context, policyRegistry);
}
public <T> T createProxy(Class<T> interfaze, Wire wire) throws ProxyCreationException {
assert interfaze != null;
assert wire != null;
if (wire instanceof InboundWire) {
InboundWire inbound = (InboundWire) wire;
JDKInboundInvocationHandler handler = new JDKInboundInvocationHandler(interfaze, inbound, context);
ClassLoader cl = interfaze.getClassLoader();
return interfaze.cast(Proxy.newProxyInstance(cl, new Class[]{interfaze}, handler));
} else if (wire instanceof OutboundWire) {
OutboundWire outbound = (OutboundWire) wire;
JDKOutboundInvocationHandler handler = new JDKOutboundInvocationHandler(interfaze, outbound, context);
ClassLoader cl = interfaze.getClassLoader();
return interfaze.cast(Proxy.newProxyInstance(cl, new Class[]{interfaze}, handler));
} else {
throw new ProxyCreationException("Invalid wire type", wire.getClass().getName());
}
}
public <T> T createProxy(Class<T> interfaze, Wire wire, Map<Method, OutboundChainHolder> mapping)
throws ProxyCreationException {
assert interfaze != null;
assert wire != null;
assert mapping != null;
if (wire instanceof InboundWire) {
InboundWire inbound = (InboundWire) wire;
JDKInboundInvocationHandler handler = new JDKInboundInvocationHandler(interfaze, inbound, context);
ClassLoader cl = interfaze.getClassLoader();
return interfaze.cast(Proxy.newProxyInstance(cl, new Class[]{interfaze}, handler));
} else if (wire instanceof OutboundWire) {
OutboundWire outbound = (OutboundWire) wire;
JDKOutboundInvocationHandler handler = new JDKOutboundInvocationHandler(interfaze, outbound, context);
ClassLoader cl = interfaze.getClassLoader();
return interfaze.cast(Proxy.newProxyInstance(cl, new Class[]{interfaze}, handler));
} else {
throw new ProxyCreationException("Invalid wire type", wire.getClass().getName());
}
}
public Object createCallbackProxy(Class<?> interfaze, InboundWire wire) throws ProxyCreationException {
ClassLoader cl = interfaze.getClassLoader();
JDKCallbackInvocationHandler handler = new JDKCallbackInvocationHandler(wire, context);
return interfaze.cast(Proxy.newProxyInstance(cl, new Class[]{interfaze}, handler));
}
public WireInvocationHandler createHandler(Class<?> interfaze, Wire wire) {
assert wire != null;
if (wire instanceof InboundWire) {
InboundWire inbound = (InboundWire) wire;
return new JDKInboundInvocationHandler(interfaze, inbound, context);
} else if (wire instanceof OutboundWire) {
OutboundWire outbound = (OutboundWire) wire;
return new JDKOutboundInvocationHandler(interfaze, outbound, context);
} else {
throw new ProxyCreationException("Invalid wire type", wire.getClass().getName());
}
}
}
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