/usr/include/log4cxx/helpers/system.h is in liblog4cxx10-dev 0.10.0-1.2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | /*
* 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.
*/
#ifndef _LOG4CXX_HELPERS_SYSTEM_H
#define _LOG4CXX_HELPERS_SYSTEM_H
#include <log4cxx/logstring.h>
#include <log4cxx/helpers/exception.h>
namespace log4cxx
{
namespace helpers
{
class Properties;
/** The System class contains several useful class fields and methods.
It cannot be instantiated.
*/
class LOG4CXX_EXPORT System
{
public:
/**
Gets the system property indicated by the specified key.
@param key the name of the system property.
@return the string value of the system property, or the default value if
there is no property with that key.
@throws IllegalArgumentException if key is empty.
*/
static LogString getProperty(const LogString& key);
};
} // namespace helpers
} // namespace log4cxx
#endif //_LOG4CXX_HELPERS_SYSTEM_H
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