org.jasig.portal.utils
Class SubstitutionWriter
java.lang.Object
java.io.Writer
org.jasig.portal.utils.SubstitutionWriter
- All Implemented Interfaces:
- java.io.Closeable, java.io.Flushable, java.lang.Appendable
public class SubstitutionWriter
- extends java.io.Writer
A filter presenting a Writer
that performs
word substitution (search&replace) on the fly.
7/25/05 - UP-1180 - dmindler@rutgers.edu
Modified to make use of optimized SubstitutionIntegerFilter
- Version:
- $Revision: 1.6.4.1 $
- Author:
- Peter Kharchenko
Fields inherited from class java.io.Writer |
lock |
Constructor Summary |
SubstitutionWriter(java.io.Writer out,
char[] target,
char[] substitute)
Creates a new SubstitutionWriter instance. |
SubstitutionWriter(java.io.Writer out,
char[] target,
char[] substitute,
int bufferSize)
Creates a new SubstitutionWriter instance. |
Method Summary |
void |
close()
|
void |
flush()
|
private static int[] |
getIntArrayFromCharArray(char[] c)
A helper method to convert char array to int array. |
static void |
main(java.lang.String[] args)
A test self-test method for the class. |
void |
write(char[] cbuf,
int off,
int len)
|
void |
write(int i)
|
Methods inherited from class java.io.Writer |
append, append, append, append, append, append, write, write, write |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
filter
SubstitutionIntegerFilter filter
SubstitutionWriter
public SubstitutionWriter(java.io.Writer out,
char[] target,
char[] substitute,
int bufferSize)
- Creates a new
SubstitutionWriter
instance.
- Parameters:
out
- a true Writer
value where processed stream should be directedtarget
- a byte[]
value of a target to be replacedsubstitute
- a byte[]
value with which the target will be replacedbufferSize
- a size of the buffer
SubstitutionWriter
public SubstitutionWriter(java.io.Writer out,
char[] target,
char[] substitute)
- Creates a new
SubstitutionWriter
instance.
- Parameters:
out
- a true Writer
value where processed stream should be directedtarget
- a byte[]
value of a target to be replacedsubstitute
- a byte[]
value with which the target will be replaced
write
public void write(int i)
throws java.io.IOException
- Overrides:
write
in class java.io.Writer
- Throws:
java.io.IOException
flush
public void flush()
throws java.io.IOException
- Specified by:
flush
in interface java.io.Flushable
- Specified by:
flush
in class java.io.Writer
- Throws:
java.io.IOException
close
public void close()
throws java.io.IOException
- Specified by:
close
in interface java.io.Closeable
- Specified by:
close
in class java.io.Writer
- Throws:
java.io.IOException
write
public void write(char[] cbuf,
int off,
int len)
throws java.io.IOException
- Specified by:
write
in class java.io.Writer
- Throws:
java.io.IOException
getIntArrayFromCharArray
private static int[] getIntArrayFromCharArray(char[] c)
- A helper method to convert char array to int array.
I am sure there's a way to cast it correctly, but I don't want to take my chances :)
- Parameters:
c
- a char[]
value
- Returns:
- an
int[]
value
main
public static void main(java.lang.String[] args)
- A test self-test method for the class.