diff options
author | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2010-04-17 05:00:18 +0000 |
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committer | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2010-04-17 05:00:18 +0000 |
commit | 5e5a4c9daa1bc9da5ee0d6121e51e067d9017037 (patch) | |
tree | 97836c5a49ffee90f8f707cab8efbf55c0c45cd3 /sca-cpp/branches/gcc-4.4/modules/java/org/apache/tuscany/InvocationHandler.java | |
parent | 45629fcf8a2f5d6048868e16292d28fe73808ebd (diff) |
Copy trunk into gcc-4.4 branch before porting to gcc-4.5.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@935127 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-cpp/branches/gcc-4.4/modules/java/org/apache/tuscany/InvocationHandler.java')
-rw-r--r-- | sca-cpp/branches/gcc-4.4/modules/java/org/apache/tuscany/InvocationHandler.java | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/sca-cpp/branches/gcc-4.4/modules/java/org/apache/tuscany/InvocationHandler.java b/sca-cpp/branches/gcc-4.4/modules/java/org/apache/tuscany/InvocationHandler.java new file mode 100644 index 0000000000..06466fe9fc --- /dev/null +++ b/sca-cpp/branches/gcc-4.4/modules/java/org/apache/tuscany/InvocationHandler.java @@ -0,0 +1,59 @@ +/* + * 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; + +import java.io.PrintWriter; +import java.io.StringWriter; +import java.lang.reflect.Method; +import java.lang.reflect.Proxy; + +/** + * Proxy Invocation handler used to represent SCA component references. + */ +class InvocationHandler implements java.lang.reflect.InvocationHandler { + final long lambda; + + InvocationHandler(final long lambda) { + this.lambda = lambda; + } + + /** + * Create a proxy for an interface and the lambda function representing + * an SCA component reference. + */ + static Object valueOf(final Class<?> iface, final long lambda) { + return Proxy.newProxyInstance(iface.getClassLoader(), new Class[]{iface}, new InvocationHandler(lambda)); + } + + /** + * Proxy invocation of a C++ function. + */ + public native Object invoke(final Object proxy, final Method method, final Object[] args) throws Throwable; + + /** + * Return the stack trace of an exception. + */ + static String stackTrace(final Throwable e) { + final StringWriter sw = new StringWriter(); + final PrintWriter pw = new PrintWriter(sw); + e.printStackTrace(pw); + return sw.toString(); + } +} |