| ▼Nlog4cxx | |
| ►Nconfig | |
| CPropertySetter | General purpose Object property setter |
| ►Ndb | |
| CODBCAppender | |
| CSQLException | |
| ►Nfilter | |
| CAndFilter | A filter that 'and's the results of any number of contained filters together |
| CDenyAllFilter | This filter drops all logging events |
| CExpressionFilter | A filter supporting complex expressions - supports both infix and postfix expressions (infix expressions must first be converted to postfix prior to processing) |
| CLevelMatchFilter | This is a very simple filter based on level matching |
| CLevelRangeFilter | This is a very simple filter based on level matching, which can be used to reject messages with priorities outside a certain range |
| CLocationInfoFilter | Location information is usually specified at the appender level - all events associated with an appender either create and parse stack traces or they do not |
| CLoggerMatchFilter | This is a very simple filter based on logger name matching |
| CMapFilter | A Filter that operates on a Map and can be used like in the following example: |
| CPropertyFilter | NOTE: This filter modifies logging events by adding properties to the event |
| CStringMatchFilter | This is a very simple filter based on string matching |
| ►Nhelpers | We need to double some logic from LOG4CXX_PTR_DEF or else we are unable to override the comparison operator, which we need to properly fix LOGCXX-394 |
| CAbsoluteTimeDateFormat | Formats a date in the format HH:mm:ss,SSS for example, "15:49:37,459" |
| CAppenderAttachableImpl | |
| CAPRInitializer | |
| CBindException | Signals that an error occurred while attempting to bind a socket to a local address and port |
| CBufferedOutputStream | Abstract class for writing to character streams |
| CBufferedWriter | Writes text to a character-output stream buffering requests to increase efficiency |
| CByteArrayInputStream | InputStream implemented on top of a byte array |
| CByteArrayOutputStream | OutputStream implemented on top of std::vector |
| CByteBuffer | A byte buffer |
| CCharMessageBuffer | This class is used by the LOG4CXX_INFO and similar macros to support insertion operators in the message parameter |
| CCharsetDecoder | An abstract engine to transform a sequences of bytes in a specific charset into a LogString |
| CCharsetEncoder | An engine to transform LogStrings into bytes for the specific character set |
| CClass | |
| CClassNotFoundException | Thrown when an application tries to load in a class through its string name but no definition for the class with the specified name could be found |
| CClassRegistration | |
| CClosedChannelException | |
| CCondition | This class provides a means for one thread to suspend exception until notified by another thread to resume |
| CConnectException | Signals that an error occurred while attempting to connect a socket to a remote address and port |
| CCyclicBuffer | CyclicBuffer is used by other appenders to hold instances of LoggingEvent for immediate or deferred display |
| CDatagramPacket | This class represents a datagram packet |
| CDatagramSocket | This class represents a socket for sending and receiving datagram packets |
| CDate | Simple transcoder for converting between external char and wchar_t strings and internal strings |
| CDateFormat | DateFormat is an abstract class for date/time formatting patterned after java.text.DateFormat |
| CDateLayout | This abstract layout takes care of all the date related options and formatting work |
| CDateTimeDateFormat | Formats a date in the format dd MMM yyyy HH:mm:ss,SSS for example, "06 Nov 1994 15:49:37,459" |
| CDOMException | |
| CException | The class Exception and its subclasses indicate conditions that a reasonable application might want to catch |
| CFileInputStream | InputStream implemented on top of APR file IO |
| CFileOutputStream | OutputStream implemented on top of APR file IO |
| CFileWatchdog | Check every now and then that a certain file has not changed |
| CIllegalArgumentException | Thrown to indicate that a method has been passed an illegal or inappropriate argument |
| CIllegalMonitorStateException | |
| CIllegalStateException | |
| CInetAddress | |
| CInputStream | Abstract class for reading from character streams |
| CInputStreamReader | Class for reading from character streams |
| CInstantiationException | Thrown when an application tries to create an instance of a class using the newInstance method in class Class, but the specified class object cannot be instantiated because it is an interface or is an abstract class |
| CInteger | |
| CInterruptedException | |
| CInterruptedIOException | Signals that an I/O operation has been interrupted |
| CIOException | Signals that an I/O exception of some sort has occurred |
| CISO8601DateFormat | Formats a date in the format yyyy-MM-dd HH:mm:ss,SSS for example "1999-11-27 15:49:37,459" |
| CLoader | |
| CLocale | |
| CLogLog | This class used to output log statements from within the log4cxx package |
| CMessageBuffer | This class is used by the LOG4CXX_INFO and similar macros to support insertion operators in the message parameter |
| CMissingResourceException | |
| CMutex | |
| CMutexException | |
| CNoSuchElementException | |
| CNullPointerException | Thrown when an application attempts to use null in a case where an object is required |
| ►CObject | Base class for java-like objects |
| CClazzObject | |
| CObjectImpl | Implementation class for Object |
| CObjectOutputStream | Emulates java serialization |
| CObjectPtr | |
| CObjectPtrBase | |
| CObjectPtrT | Smart pointer to a Object descendant |
| COnlyOnceErrorHandler | The OnlyOnceErrorHandler implements log4cxx's default error handling policy which consists of emitting a message for the first error in an appender and ignoring all following errors |
| COptionConverter | A convenience class to convert property values to specific types |
| COutputStream | Abstract class for writing to character streams |
| COutputStreamWriter | Abstract class for writing to character streams |
| CPool | |
| CPoolException | |
| CProperties | |
| CPropertyResourceBundle | PropertyResourceBundle is a concrete subclass of ResourceBundle that manages resources for a locale using a set of static strings from a property file |
| CReader | Abstract class for reading from character streams |
| CRelativeTimeDateFormat | Formats a date by printing the number of milliseconds elapsed since the start of the application |
| CResourceBundle | Resource bundles contain locale-specific objects |
| CRuntimeException | RuntimeException is the parent class of those exceptions that can be thrown during the normal operation of the process |
| CServerSocket | |
| CSimpleDateFormat | Concrete class for formatting and parsing dates in a locale-sensitive manner |
| CSocket | |
| CSocketException | Thrown to indicate that there is an error in the underlying protocol, such as a TCP error |
| CSocketOutputStream | |
| CSocketTimeoutException | Signals that an I/O operation has been interrupted |
| CStrftimeDateFormat | Concrete class for formatting and parsing dates in a locale-sensitive manner |
| CStrictMath | The class StrictMath contains methods for performing basic numeric operations |
| CStringHelper | String manipulation routines |
| CStringTokenizer | |
| Csynchronized | Utility class for objects multi-thread synchronization |
| CSyslogWriter | SyslogWriter is a wrapper around the DatagramSocket class it writes text to the specified host on the port 514 (UNIX syslog) |
| CSystem | Several useful class fields and methods |
| CSystemErrWriter | Abstract class for writing to character streams |
| CSystemOutWriter | Abstract class for writing to character streams |
| CThread | This class implements an approximation of java.util.Thread |
| CThreadException | |
| CThreadLocal | This class provides thread-local variables |
| CThreadSpecificData | This class contains all the thread-specific data in use by log4cxx |
| CTimeZone | |
| CTranscoder | Simple transcoder for converting between external char and wchar_t strings and internal strings |
| CTranscoderException | |
| CTransform | Utility class for transforming strings |
| CUniCharMessageBuffer | This class is designed to support insertion operations in the message argument to the LOG4CXX_INFO and similar macros and is not designed for general purpose use |
| CUnknownHostException | |
| CWideMessageBuffer | This class is designed to support insertion operations in the message argument to the LOG4CXX_INFO and similar macros and is not designed for general purpose use |
| CWriter | Abstract class for writing to character streams |
| CXMLDOMDocument | The XMLDOMDocument interface represents an entire XML document |
| CXMLDOMElement | The XMLDOMElement interface represents an element in an XML document |
| CXMLDOMNode | The XMLDOMNode interface is the primary datatype for the entire Document Object Model |
| CXMLDOMNodeList | The XMLDOMNodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented |
| ►Nnet | |
| CSMTPAppender | Send an e-mail when a specific logging event occurs, typically on errors or fatal errors |
| CSocketAppender | Sends LoggingEvent objects to a remote a log server, usually Apache Chainsaw |
| CSocketAppenderSkeleton | Abstract base class for SocketAppender and XMLSocketAppender |
| CSocketHubAppender | Sends LoggingEvent objects to a set of remote log servers, usually a SocketNode |
| CSyslogAppender | Use SyslogAppender to send log messages to a remote syslog daemon |
| CTelnetAppender | |
| CXMLSocketAppender | Sends LoggingEvent objects in XML format to a remote a log server, usually a XMLSocketNode |
| ►Nnt | |
| CNTEventLogAppender | Appends log events to NT EventLog |
| COutputDebugStringAppender | |
| ►Npattern | |
| CCachedDateFormat | |
| CClassNamePatternConverter | Formats the class name of the site of the logging request |
| CDatePatternConverter | Convert and format the event's date in a StringBuffer |
| CFileDatePatternConverter | Formats an date by delegating to DatePatternConverter |
| CFileLocationPatternConverter | Return the event's line location information in a StringBuffer |
| CFormattingInfo | Modifies the output of a pattern converter for a specified minimum and maximum width and alignment |
| CFullLocationPatternConverter | Format the event's line location information |
| CIntegerPatternConverter | Formats an integer |
| CLevelPatternConverter | Return the event's level in a StringBuffer |
| CLineLocationPatternConverter | Format the event's line location information |
| CLineSeparatorPatternConverter | Formats a line separator |
| CLiteralPatternConverter | Formats a string literal |
| CLoggerPatternConverter | Formats a logger name |
| CLoggingEventPatternConverter | LoggingEventPatternConverter is a base class for pattern converters that can format information from instances of LoggingEvent |
| CMessagePatternConverter | Formats the message of an logging event |
| CMethodLocationPatternConverter | Return the event's line location information in a StringBuffer |
| CNameAbbreviator | NameAbbreviator generates abbreviated logger and class names |
| CNamePatternConverter | Base class for other pattern converters which can return only parts of their name |
| CNDCPatternConverter | Return the event's NDC in a StringBuffer |
| CPatternConverter | |
| CPatternParser | Most of the work of the PatternLayout class is delegated to the PatternParser class |
| CPropertiesPatternConverter | Able to handle the contents of the LoggingEvent's Property bundle and either output the entire contents of the properties in a similar format to the java.util.Hashtable.toString(), or to output the value of a specific key within the property bundle when this pattern converter has the option set |
| CRelativeTimePatternConverter | Format the relative time in milliseconds |
| CThreadPatternConverter | Formats the event thread name |
| CThrowableInformationPatternConverter | Outputs the ThrowableInformation portion of the LoggingiEvent as a full stacktrace unless this converter's option is 'short', where it just outputs the first line of the trace |
| ►Nrolling | |
| CAction | A file system action performed as part of a rollover event |
| CFileRenameAction | |
| CFilterBasedTriggeringPolicy | FilterBasedTriggeringPolicy determines if rolling should be triggered by evaluating the current message against a set of filters |
| CFixedWindowRollingPolicy | When rolling over, FixedWindowRollingPolicy renames files according to a fixed window algorithm as described below |
| CGZCompressAction | |
| CManualTriggeringPolicy | ManualTriggeringPolicy only rolls over on explicit calls to RollingFileAppender.rollover() |
| CRollingFileAppender | RollingFileAppender extends log4cxx::FileAppender to backup the log files depending on RollingPolicy and TriggeringPolicy |
| CRollingFileAppenderSkeleton | Base class for log4cxx::rolling::RollingFileAppender and log4cxx::RollingFileAppender (analogues of org.apache.log4j.rolling.RFA from extras companion and org.apache.log4j.RFA from log4j 1.2, respectively) |
| CRollingPolicy | A RollingPolicy is responsible for performing the rolling over of the active log file |
| CRollingPolicyBase | Implements methods common to most, it not all, rolling policies |
| CRolloverDescription | |
| CSizeBasedTriggeringPolicy | SizeBasedTriggeringPolicy looks at size of the file being currently written to |
| CTimeBasedRollingPolicy | TimeBasedRollingPolicy is both easy to configure and quite powerful |
| CTriggeringPolicy | A TriggeringPolicy controls the conditions under which rollover occurs |
| CZipCompressAction | |
| ►Nspi | |
| CAppenderAttachable | This Interface is for attaching Appenders to objects |
| CConfigurator | Implemented by classes capable of configuring log4j using a URL |
| CDefaultRepositorySelector | |
| CErrorCode | |
| CErrorHandler | Appenders may delegate their error handling to ErrorHandlers |
| CFilter | Users should extend this class to implement customized logging event filtering |
| CHierarchyEventListener | Listen to events occuring within a Hierarchy |
| CLocationInfo | This class represents the location of a logging statement |
| CLoggerFactory | Implement this interface to create new instances of Logger or a sub-class of Logger |
| CLoggerRepository | A LoggerRepository is used to create and retrieve Loggers |
| CLoggingEvent | The internal representation of logging events |
| COptionHandler | A string based interface to configure package components |
| CRepositorySelector | The LogManager uses one (and only one) RepositorySelector implementation to select the LoggerRepository for a particular application context |
| CRootLogger | RootLogger sits at the top of the logger hierachy |
| CTriggeringEventEvaluator | Implementions of this interface allow certain appenders to decide when to perform an appender specific action |
| ►Nvaria | |
| CFallbackErrorHandler | The FallbackErrorHandler implements the ErrorHandler interface such that a secondary appender may be specified |
| ►Nxml | |
| CDOMConfigurator | Use this class to initialize the log4cxx environment using a DOM tree |
| CXMLLayout | The output of the XMLLayout consists of a series of log4j:event elements |
| CAppender | Implement this interface for your own strategies for outputting log statements |
| CAppenderSkeleton | Implementation base class for all appenders |
| CAsyncAppender | The AsyncAppender lets users log events asynchronously |
| CBasicConfigurator | Use this class to quickly configure the package |
| CConsoleAppender | ConsoleAppender appends log events to stdout or stderr using a layout specified by the user |
| CDailyRollingFileAppender | DailyRollingFileAppender extends FileAppender so that the underlying file is rolled over at a user chosen frequency |
| CDefaultConfigurator | Configures the repository from environmental settings and files |
| CDefaultLoggerFactory | |
| CFile | An abstract representation of file and directory path names |
| CFileAppender | FileAppender appends log events to a file |
| CHierarchy | This class is specialized in retrieving loggers by name and also maintaining the logger hierarchy |
| CHTMLLayout | This layout outputs events in a HTML table |
| CJSONLayout | This layout outputs events in a JSON dictionary |
| CLayout | Extend this abstract class to create your own log layout format |
| ►CLevel | Defines the minimum set of levels recognized by the system, that is OFF, FATAL, ERROR, WARN, INFO, DEBUG and ALL |
| CLevelClass | |
| CLogger | This is the central class in the log4cxx package |
| CLogManager | Use the LogManager class to retreive Logger instances or to operate on the current LoggerRepository |
| Clogstream | An STL-like stream API for log4cxx using char as the character type |
| Clogstream_base | Base class for the basic_logstream template which attempts to emulate std::basic_ostream but attempts to short-circuit unnecessary operations |
| CMDC | Similar to the NDC class except that it is based on a map instead of a stack |
| CNDC | Ndc class implements nested diagnostic contexts as defined by neil harrison in the article "patterns for logging
diagnostic messages" part of the book "<i>pattern languages of
program design 3</i>" edited by martin et al |
| CPatternLayout | A flexible layout configurable with pattern string |
| CPropertyConfigurator | Allows the configuration of log4cxx from an external file |
| CRollingFileAppender | RollingFileAppender extends FileAppender to backup the log files when they reach a certain size |
| CSimpleLayout | SimpleLayout consists of the level of the log statement, followed by " - " and then the log message itself |
| CTTCCLayout | TTCC layout format consists of time, thread, logger name and nested diagnostic context information, hence the name |
| Culogstream | An STL-like stream API for log4cxx using UniChar as the character type |
| Cwlogstream | An STL-like stream API for log4cxx using wchar_t as the character type |
| CWriterAppender | WriterAppender appends log events to a standard output stream |
