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package org.apache.tuscany.container.js.builder;
import java.lang.reflect.Method;
import org.apache.tuscany.container.js.config.JavaScriptComponentRuntimeConfiguration;
import org.apache.tuscany.container.js.rhino.RhinoTargetInvoker;
import org.apache.tuscany.core.builder.BuilderConfigException;
import org.apache.tuscany.core.builder.WireBuilder;
import org.apache.tuscany.core.context.ScopeContext;
import org.apache.tuscany.core.invocation.InvocationConfiguration;
import org.apache.tuscany.core.invocation.spi.ProxyFactory;
import org.apache.tuscany.core.runtime.RuntimeContext;
import org.apache.tuscany.core.system.annotation.Autowire;
import org.osoa.sca.annotations.Init;
import org.osoa.sca.annotations.Scope;
/**
* Responsible for bridging source- and target-side invocations chains when the target type is a JavaScript
* implementation
*
* @version $Rev$ $Date$
*/
@Scope("MODULE")
public class JavaScriptTargetWireBuilder implements WireBuilder {
private RuntimeContext runtimeContext;
@Autowire
public void setRuntimeContext(RuntimeContext context) {
runtimeContext = context;
}
public JavaScriptTargetWireBuilder() {
}
@Init(eager=true)
public void init() {
runtimeContext.addBuilder(this);
}
public void connect(ProxyFactory sourceFactory, ProxyFactory targetFactory, Class targetType, boolean downScope,
ScopeContext targetScopeContext) throws BuilderConfigException {
if (!(JavaScriptComponentRuntimeConfiguration.class.isAssignableFrom(targetType))) {
return;
}
for (InvocationConfiguration sourceInvocationConfig : sourceFactory.getProxyConfiguration().getInvocationConfigurations()
.values()) {
Method method = sourceInvocationConfig.getMethod();
RhinoTargetInvoker invoker = new RhinoTargetInvoker(sourceFactory.getProxyConfiguration().getTargetName()
.getPartName(), method.getName(), targetScopeContext);
if (downScope) {
// the source scope is shorter than the target, so the invoker can cache the target instance
// invoker.setCacheable(true);
} else {
// invoker.setCacheable(false);
}
sourceInvocationConfig.setTargetInvoker(invoker);
}
}
public void completeTargetChain(ProxyFactory targetFactory, Class targetType, ScopeContext targetScopeContext)
throws BuilderConfigException {
if (!(JavaScriptComponentRuntimeConfiguration.class.isAssignableFrom(targetType))) {
return;
}
for (InvocationConfiguration targetInvocationConfig : targetFactory.getProxyConfiguration().getInvocationConfigurations()
.values()) {
Method method = targetInvocationConfig.getMethod();
RhinoTargetInvoker invoker = new RhinoTargetInvoker(targetFactory.getProxyConfiguration().getTargetName()
.getPartName(), method.getName(), targetScopeContext);
targetInvocationConfig.setTargetInvoker(invoker);
}
}
}
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