add front demo in this project

2025-06-20 16:20:59 +08:00
parent 768eebbc2b
commit e14e3f9678
208 changed files with 54655 additions and 114 deletions
--- a/LFtid1056/cloudfront/code/log4cplus/asyncappender.h
+++ b/LFtid1056/cloudfront/code/log4cplus/asyncappender.h
@@ -0,0 +1,110 @@
+// -*- C++ -*-
+// Module:  Log4cplus
+// File:    asyncappender.h
+// Created: 1/2009
+// Author:  Vaclav Haisman
+//
+//
+//  Copyright (C) 2009-2017, Vaclav Haisman. All rights reserved.
+//
+//  Redistribution and use in source and binary forms, with or without modifica-
+//  tion, are permitted provided that the following conditions are met:
+//
+//  1. Redistributions of  source code must  retain the above copyright  notice,
+//     this list of conditions and the following disclaimer.
+//
+//  2. Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
+//  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+//  FITNESS  FOR A PARTICULAR  PURPOSE ARE  DISCLAIMED.  IN NO  EVENT SHALL  THE
+//  APACHE SOFTWARE  FOUNDATION  OR ITS CONTRIBUTORS  BE LIABLE FOR  ANY DIRECT,
+//  INDIRECT, INCIDENTAL, SPECIAL,  EXEMPLARY, OR CONSEQUENTIAL  DAMAGES (INCLU-
+//  DING, BUT NOT LIMITED TO, PROCUREMENT  OF SUBSTITUTE GOODS OR SERVICES; LOSS
+//  OF USE, DATA, OR  PROFITS; OR BUSINESS  INTERRUPTION)  HOWEVER CAUSED AND ON
+//  ANY  THEORY OF LIABILITY,  WHETHER  IN CONTRACT,  STRICT LIABILITY,  OR TORT
+//  (INCLUDING  NEGLIGENCE OR  OTHERWISE) ARISING IN  ANY WAY OUT OF THE  USE OF
+//  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+//
+
+/** @file */
+
+#ifndef LOG4CPLUS_ASYNCAPPENDER_H
+#define LOG4CPLUS_ASYNCAPPENDER_H
+
+#include <log4cplus/config.hxx>
+
+#if defined (LOG4CPLUS_HAVE_PRAGMA_ONCE)
+#pragma once
+#endif
+
+#ifndef LOG4CPLUS_SINGLE_THREADED
+
+#include <log4cplus/helpers/queue.h>
+#include <log4cplus/appender.h>
+#include <log4cplus/thread/threads.h>
+#include <log4cplus/helpers/appenderattachableimpl.h>
+
+
+namespace log4cplus
+{
+
+
+/**
+   This `Appender` is a wrapper to which other appenders can be attached. The
+   attached appendres are then appended to from a separate thread which reads
+   events appended to this appender from a queue.
+
+   <h3>Properties</h3>
+   <dl>
+
+   <dt><tt>QueueLimit</tt></dt>
+   <dd>Events queue size limit. Default is 100.</dd>
+   </dt>
+
+   <dt><tt>Appender</tt></dt>
+   <dd>`Appender` and its properties to use as sink for logged events.</dd>
+   </dt>
+
+   </dl>
+
+   \sa helpers::AppenderAttachableImpl
+ */
+class LOG4CPLUS_EXPORT AsyncAppender
+    : public Appender
+    , public helpers::AppenderAttachableImpl
+{
+public:
+    AsyncAppender (SharedAppenderPtr const & app, unsigned max_len);
+    AsyncAppender (helpers::Properties const &);
+    virtual ~AsyncAppender ();
+
+    virtual void close ();
+
+protected:
+    virtual void append (spi::InternalLoggingEvent const &);
+
+    void init_queue_thread (unsigned);
+
+    thread::AbstractThreadPtr queue_thread;
+    thread::QueuePtr queue;
+
+private:
+    AsyncAppender (AsyncAppender const &);
+    AsyncAppender & operator = (AsyncAppender const &);
+};
+
+
+typedef helpers::SharedObjectPtr<AsyncAppender> AsyncAppenderPtr;
+
+
+} // namespace log4cplus
+
+
+#endif // LOG4CPLUS_SINGLE_THREADED
+
+#endif // LOG4CPLUS_ASYNCAPPENDER_H