diff options
Diffstat (limited to 'sandbox/old/contrib/binding-osgi/src/main/java/org/apache/tuscany/osgi/binding/OSGiInvoker.java')
-rwxr-xr-x | sandbox/old/contrib/binding-osgi/src/main/java/org/apache/tuscany/osgi/binding/OSGiInvoker.java | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/sandbox/old/contrib/binding-osgi/src/main/java/org/apache/tuscany/osgi/binding/OSGiInvoker.java b/sandbox/old/contrib/binding-osgi/src/main/java/org/apache/tuscany/osgi/binding/OSGiInvoker.java new file mode 100755 index 0000000000..bb48a8b1e1 --- /dev/null +++ b/sandbox/old/contrib/binding-osgi/src/main/java/org/apache/tuscany/osgi/binding/OSGiInvoker.java @@ -0,0 +1,79 @@ +/* + * + * Copyright 2006 The Apache Software Foundation or its licensors as applicable + * + * Licensed 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.osgi.binding; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +import org.apache.tuscany.spi.wire.InvocationRuntimeException; +import org.apache.tuscany.spi.wire.Message; +import org.apache.tuscany.spi.wire.TargetInvoker; + +/** + * Invokes the target service of an OSGi reference. + * + * @version $Rev$ $Date$ + */ +public class OSGiInvoker implements TargetInvoker { + private final Method remoteMethod; + private final Object proxy; + + OSGiInvoker(Object proxy, Method remoteMethod) { + assert remoteMethod.isAccessible(); + this.remoteMethod = remoteMethod; + this.proxy = proxy; + } + + public Message invoke(Message msg) throws InvocationRuntimeException { + try { + Object resp = invokeTarget(msg.getBody(), TargetInvoker.NONE); + msg.setBody(resp); + } catch (InvocationTargetException e) { + msg.setBody(e.getCause()); + } + return msg; + } + + public Object invokeTarget(Object payload, final short sequence) throws InvocationTargetException { + try { + return remoteMethod.invoke(proxy, (Object[]) payload); + } catch (IllegalAccessException e) { + // the method we are passed must be accessible + throw new AssertionError(e); + } + } + + public Object clone() throws CloneNotSupportedException { + try { + return super.clone(); + } catch (CloneNotSupportedException e) { + throw new AssertionError(e); + } + } + + public boolean isOptimizable() { + return false; + } + + public boolean isCacheable() { + return false; + } + + // FIXME I think we can always have this cacheable as OSGi serviceBindings are thread-safe + public void setCacheable(boolean cacheable) { + } +} |