Package org.apache.commons.exec
Class LogOutputStream
java.lang.Object
java.io.OutputStream
org.apache.commons.exec.LogOutputStream
- All Implemented Interfaces:
Closeable,Flushable,AutoCloseable
Base class to connect a logging system to the output and/or error stream of then external process. The implementation parses the incoming data to construct a
line and passes the complete line to an user-defined implementation.
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Constructor Summary
ConstructorsConstructorDescriptionCreates a new instance of this class.LogOutputStream(int level) Creates a new instance of this class.LogOutputStream(int level, Charset charset) Creates a new instance of this class, specifying the character set that should be used for outputting the string for each line -
Method Summary
Modifier and TypeMethodDescriptionvoidclose()Writes all remaining data from the buffer.voidflush()Flushes this log stream.intGets the trace level of the log system.protected voidConverts the buffer to a string and sends it toprocessLine.protected voidprocessLine(String line) Logs a line to the log system of the user.protected abstract voidprocessLine(String line, int logLevel) Logs a line to the log system of the user.voidwrite(byte[] b, int off, int len) Writes a block of characters to the output stream.voidwrite(int cc) Writes the data to the buffer and flush the buffer, if a line separator is detected.Methods inherited from class java.io.OutputStream
write
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Constructor Details
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LogOutputStream
public LogOutputStream()Creates a new instance of this class. Uses the default level of 999. -
LogOutputStream
Creates a new instance of this class.- Parameters:
level- level used to log data written to this stream.
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LogOutputStream
Creates a new instance of this class, specifying the character set that should be used for outputting the string for each line- Parameters:
level- level used to log data written to this stream.charset- Character Set to use when processing lines.
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Method Details
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close
Writes all remaining data from the buffer.- Specified by:
closein interfaceAutoCloseable- Specified by:
closein interfaceCloseable- Overrides:
closein classOutputStream- Throws:
IOException- See Also:
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flush
Flushes this log stream.- Specified by:
flushin interfaceFlushable- Overrides:
flushin classOutputStream- See Also:
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getMessageLevel
Gets the trace level of the log system.- Returns:
- the trace level of the log system.
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processBuffer
Converts the buffer to a string and sends it toprocessLine. -
processLine
Logs a line to the log system of the user.- Parameters:
line- the line to log.
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processLine
Logs a line to the log system of the user.- Parameters:
line- the line to log.logLevel- the log level to use
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write
Writes a block of characters to the output stream.- Overrides:
writein classOutputStream- Parameters:
b- the array containing the data.off- the offset into the array where data starts.len- the length of block.- Throws:
IOException- if the data cannot be written into the stream.- See Also:
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write
Writes the data to the buffer and flush the buffer, if a line separator is detected.- Specified by:
writein classOutputStream- Parameters:
cc- data to log (byte).- Throws:
IOException- See Also:
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