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-rw-r--r--qpid/cpp/src/qpid/sys/apr/Thread.h106
1 files changed, 106 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/sys/apr/Thread.h b/qpid/cpp/src/qpid/sys/apr/Thread.h
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+++ b/qpid/cpp/src/qpid/sys/apr/Thread.h
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+#ifndef _sys_apr_Thread_h
+#define _sys_apr_Thread_h
+
+/*
+ *
+ * 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.
+ *
+ */
+
+#include "qpid/sys/apr/APRPool.h"
+#include "qpid/sys/apr/APRBase.h"
+
+#include <apr_thread_proc.h>
+#include <apr_portable.h>
+
+namespace qpid {
+namespace sys {
+
+class Runnable;
+
+class Thread
+{
+ public:
+ inline static Thread current();
+
+ /** ID of current thread for logging.
+ * Workaround for broken Thread::current() in APR
+ */
+ inline static long logId();
+
+ inline static void yield();
+
+ inline Thread();
+ inline explicit Thread(qpid::sys::Runnable*);
+ inline explicit Thread(qpid::sys::Runnable&);
+
+ inline void join();
+
+ inline long id();
+
+ private:
+ static void* APR_THREAD_FUNC runRunnable(apr_thread_t* thread, void *data);
+ inline Thread(apr_thread_t* t);
+ apr_thread_t* thread;
+};
+
+Thread::Thread() : thread(0) {}
+
+Thread::Thread(Runnable* runnable) {
+ CHECK_APR_SUCCESS(
+ apr_thread_create(&thread, 0, runRunnable, runnable, APRPool::get()));
+}
+
+Thread::Thread(Runnable& runnable) {
+ CHECK_APR_SUCCESS(
+ apr_thread_create(&thread, 0, runRunnable, &runnable, APRPool::get()));
+}
+
+void Thread::join(){
+ apr_status_t status;
+ if (thread != 0)
+ CHECK_APR_SUCCESS(apr_thread_join(&status, thread));
+}
+
+long Thread::id() {
+ return long(thread);
+}
+
+/** ID of current thread for logging.
+ * Workaround for broken Thread::current() in APR
+ */
+long Thread::logId() {
+ return static_cast<long>(apr_os_thread_current());
+}
+
+Thread::Thread(apr_thread_t* t) : thread(t) {}
+
+Thread Thread::current(){
+ apr_thread_t* thr;
+ apr_os_thread_t osthr = apr_os_thread_current();
+ CHECK_APR_SUCCESS(apr_os_thread_put(&thr, &osthr, APRPool::get()));
+ return Thread(thr);
+}
+
+void Thread::yield()
+{
+ apr_thread_yield();
+}
+
+}}
+#endif /*!_sys_apr_Thread_h*/