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java.lang.Object
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+--java.io.OutputStream
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+--java.io.FilterOutputStream
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+--java.io.PrintStream
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+--org.apache.jasper.util.SystemLogHandler
This helper class may be used to do sophisticated redirection of System.out and System.err.
| Field Summary | |
protected static java.util.Hashtable |
data
Thread <-> ByteArrayOutputStream associations. |
protected java.io.PrintStream |
out
Wrapped PrintStream. |
protected static java.util.Hashtable |
streams
Thread <-> PrintStream associations. |
| Constructor Summary | |
SystemLogHandler(java.io.PrintStream wrapped)
Construct the handler to capture the output of the given steam. |
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| Method Summary | |
boolean |
checkError()
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void |
close()
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protected java.io.PrintStream |
findStream()
Find PrintStream to which the output must be written to. |
void |
flush()
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void |
print(boolean b)
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void |
print(char c)
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void |
print(char[] s)
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void |
print(double d)
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void |
print(float f)
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void |
print(int i)
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void |
print(long l)
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void |
print(java.lang.Object obj)
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void |
print(java.lang.String s)
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void |
println()
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void |
println(boolean x)
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void |
println(char x)
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void |
println(char[] x)
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void |
println(double x)
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void |
println(float x)
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void |
println(int x)
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void |
println(long x)
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void |
println(java.lang.Object x)
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void |
println(java.lang.String x)
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protected void |
setError()
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static void |
setThread()
Start capturing thread's output. |
static java.lang.String |
unsetThread()
Stop capturing thread's output and return captured data as a String. |
void |
write(byte[] b)
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void |
write(byte[] buf,
int off,
int len)
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void |
write(int b)
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| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
protected java.io.PrintStream out
protected static java.util.Hashtable streams
protected static java.util.Hashtable data
| Constructor Detail |
public SystemLogHandler(java.io.PrintStream wrapped)
| Method Detail |
public static void setThread()
public static java.lang.String unsetThread()
protected java.io.PrintStream findStream()
public void flush()
flush in class java.io.PrintStreampublic void close()
close in class java.io.PrintStreampublic boolean checkError()
checkError in class java.io.PrintStreamprotected void setError()
setError in class java.io.PrintStreampublic void write(int b)
write in class java.io.PrintStream
public void write(byte[] b)
throws java.io.IOException
write in class java.io.FilterOutputStreamjava.io.IOException
public void write(byte[] buf,
int off,
int len)
write in class java.io.PrintStreampublic void print(boolean b)
print in class java.io.PrintStreampublic void print(char c)
print in class java.io.PrintStreampublic void print(int i)
print in class java.io.PrintStreampublic void print(long l)
print in class java.io.PrintStreampublic void print(float f)
print in class java.io.PrintStreampublic void print(double d)
print in class java.io.PrintStreampublic void print(char[] s)
print in class java.io.PrintStreampublic void print(java.lang.String s)
print in class java.io.PrintStreampublic void print(java.lang.Object obj)
print in class java.io.PrintStreampublic void println()
println in class java.io.PrintStreampublic void println(boolean x)
println in class java.io.PrintStreampublic void println(char x)
println in class java.io.PrintStreampublic void println(int x)
println in class java.io.PrintStreampublic void println(long x)
println in class java.io.PrintStreampublic void println(float x)
println in class java.io.PrintStreampublic void println(double x)
println in class java.io.PrintStreampublic void println(char[] x)
println in class java.io.PrintStreampublic void println(java.lang.String x)
println in class java.io.PrintStreampublic void println(java.lang.Object x)
println in class java.io.PrintStream
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