1 files changed, 92 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-M2/sca/services/containers/container.groovy/src/main/java/org/apache/tuscany/container/groovy/AsyncGroovyInvoker.java b/sca-java-1.x/branches/sca-java-M2/sca/services/containers/container.groovy/src/main/java/org/apache/tuscany/container/groovy/AsyncGroovyInvoker.java
new file mode 100644
index 0000000000..f761122847
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+++ b/sca-java-1.x/branches/sca-java-M2/sca/services/containers/container.groovy/src/main/java/org/apache/tuscany/container/groovy/AsyncGroovyInvoker.java
@@ -0,0 +1,92 @@
+/*
+ * 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.container.groovy;
+
+import org.apache.tuscany.spi.component.TargetException;
+import org.apache.tuscany.spi.component.WorkContext;
+import org.apache.tuscany.spi.wire.InboundWire;
+import org.apache.tuscany.spi.wire.InvocationRuntimeException;
+import org.apache.tuscany.spi.wire.Message;
+
+/**
+ * Responsible for performing a non-blocking dispatch on a Groovy component implementation instance
+ *
+ * @version $Rev$ $Date$
+ */
+public class AsyncGroovyInvoker extends GroovyInvoker {
+
+    private InboundWire wire;
+    private AsyncMonitor monitor;
+    private WorkContext workContext;
+    private Object target;
+
+    /**
+     * Creates a new invoker
+     *
+     * @param operation   the operation the invoker is associated with
+     * @param wire
+     * @param component   the target component
+     * @param monitor     the monitor to pass events to
+     * @param workContext
+     */
+    public AsyncGroovyInvoker(String operation,
+                              InboundWire wire,
+                              GroovyAtomicComponent component,
+                              AsyncMonitor monitor,
+                              WorkContext workContext) {
+        super(operation, component);
+        this.wire = wire;
+        this.monitor = monitor;
+        this.workContext = workContext;
+    }
+
+    public Message invoke(Message msg) throws InvocationRuntimeException {
+        try {
+            Object messageId = msg.getMessageId();
+            wire.addMapping(messageId, msg.getFromAddress());
+            workContext.setCurrentMessageId(null);
+            workContext.setCurrentCorrelationId(messageId);
+            invokeTarget(msg.getBody());
+            // async so no return value
+            return null;
+        } catch (Throwable e) {
+            // FIXME need to log exceptions
+            monitor.executionError(e);
+            return null;
+        }
+    }
+
+    public AsyncGroovyInvoker clone() throws CloneNotSupportedException {
+        return (AsyncGroovyInvoker) super.clone();
+    }
+
+    /**
+     * Resolves the target service instance or returns a cached one
+     */
+    protected Object getInstance() throws TargetException {
+        if (!cacheable) {
+            return component.getTargetInstance();
+        } else {
+            if (target == null) {
+                target = component.getTargetInstance();
+            }
+            return target;
+        }
+    }
+}