JavaTM 2 Platform
Std. Ed. v1.3.1

java.io
Class StringWriter

java.lang.Object
  |
  +--java.io.Writer
        |
        +--java.io.StringWriter

public class StringWriter
extends Writer

A character stream that collects its output in a string buffer, which can then be used to construct a string.

Since:
JDK1.1

Fields inherited from class java.io.Writer
lock
 
Constructor Summary
StringWriter()
          Create a new string writer, using the default initial string-buffer size.
StringWriter(int initialSize)
          Create a new string writer, using the specified initial string-buffer size.
 
Method Summary
 void close()
          Close the stream.
 void flush()
          Flush the stream.
 StringBuffer getBuffer()
          Return the string buffer itself.
 String toString()
          Return the buffer's current value as a string.
 void write(char[] cbuf, int off, int len)
          Write a portion of an array of characters.
 void write(int c)
          Write a single character.
 void write(String str)
          Write a string.
 void write(String str, int off, int len)
          Write a portion of a string.
 
Methods inherited from class java.io.Writer
write
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

StringWriter

public StringWriter()
Create a new string writer, using the default initial string-buffer size.

StringWriter

public StringWriter(int initialSize)
Create a new string writer, using the specified initial string-buffer size.
Parameters:
initialSize - an int specifying the initial size of the buffer.
Method Detail

write

public void write(int c)
Write a single character.
Overrides:
write in class Writer
Following copied from class: java.io.Writer
Parameters:
c - int specifying a character to be written.
Throws:
IOException - If an I/O error occurs

write

public void write(char[] cbuf,
                  int off,
                  int len)
Write a portion of an array of characters.
Overrides:
write in class Writer
Parameters:
cbuf - Array of characters
off - Offset from which to start writing characters
len - Number of characters to write

write

public void write(String str)
Write a string.
Overrides:
write in class Writer
Following copied from class: java.io.Writer
Parameters:
str - String to be written
Throws:
IOException - If an I/O error occurs

write

public void write(String str,
                  int off,
                  int len)
Write a portion of a string.
Overrides:
write in class Writer
Parameters:
str - String to be written
off - Offset from which to start writing characters
len - Number of characters to write

toString

public String toString()
Return the buffer's current value as a string.
Overrides:
toString in class Object
Following copied from class: java.lang.Object
Returns:
a string representation of the object.

getBuffer

public StringBuffer getBuffer()
Return the string buffer itself.
Returns:
StringBuffer holding the current buffer value.

flush

public void flush()
Flush the stream.
Overrides:
flush in class Writer
Following copied from class: java.io.Writer
Throws:
IOException - If an I/O error occurs

close

public void close()
           throws IOException
Close the stream. This method does not release the buffer, since its contents might still be required.
Overrides:
close in class Writer
Following copied from class: java.io.Writer
Throws:
IOException - If an I/O error occurs

JavaTM 2 Platform
Std. Ed. v1.3.1

Submit a bug or feature
For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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