diff options
Diffstat (limited to 'sca-java-1.x/tags/1.2/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/ThreadRuntimeComponentContext.java')
-rw-r--r-- | sca-java-1.x/tags/1.2/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/ThreadRuntimeComponentContext.java | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/ThreadRuntimeComponentContext.java b/sca-java-1.x/tags/1.2/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/ThreadRuntimeComponentContext.java new file mode 100644 index 0000000000..c16201b147 --- /dev/null +++ b/sca-java-1.x/tags/1.2/modules/implementation-bpel/src/main/java/org/apache/tuscany/sca/implementation/bpel/impl/ThreadRuntimeComponentContext.java @@ -0,0 +1,68 @@ +/* + * 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.sca.implementation.bpel.impl; + +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +/** + * Class for tuneling a RuntimeComponent for invocation of a BPEL process + * This is used for BPEL to invoke references + * +* @version $Rev$ $Date$ + */ +public class ThreadRuntimeComponentContext { + + private static final ThreadLocal<RuntimeComponent> CONTEXT = new ThreadLocal<RuntimeComponent>(); + + private ThreadRuntimeComponentContext() { + + } + + /** + * Set the RuntimeComponentContext for the current thread. + * The current runtime component context is returned and must be restored after the invocation is complete. + * Typical usage would be: + * <pre> + * RuntimeComponent old = ThreadRuntimeComponentContext.setRuntimeComponent(newContext); + * try { + * ... invoke user code ... + * } finally { + * ThreadRuntimeComponentContext.setThreadWorkContext(old); + * } + * </pre> + * @param context + * @return the current work context for the thread; this must be restored after the invocation is made + */ + public static RuntimeComponent setRuntimeComponent(RuntimeComponent runtimeComponent) { + RuntimeComponent old = CONTEXT.get(); + CONTEXT.set(runtimeComponent); + return old; + } + + /** + * Returns the RuntimeComponentContext for the current thread. + * + * @return the RuntimeComponentContext for the current thread + */ + public static RuntimeComponent getRuntimeComponent() { + return CONTEXT.get(); + } + +} |