Class java.io.StringWriter - JDK 5 Documentation v1.1.8, Java 2 SDK 英文文档

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Class java.io.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.

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

close(): Close the stream.
flush(): Flush the stream.
getBuffer(): Return the string buffer itself.
toString(): Return the buffer's current value as a string.
write(char[], int, int): Write a portion of an array of characters.
write(int): Write a single character.
write(String): Write a string.
write(String, int, int): Write a portion of a string.

StringWriter

 public StringWriter()

Create a new string writer, using the default initial string-buffer size.

StringWriter

 protected StringWriter(int initialSize)

Create a new string writer, using the specified initial string-buffer size.

write

 public void write(int c)

Write a single character.

Overrides:: write in class Writer

write

 public void write(char cbuf[],
                   int off,
                   int len)

Write a portion of an array of characters.

Parameters:: cbuf - Array of characters; off - Offset from which to start writing characters; len - Number of characters to write
Overrides:: write in class Writer

write

 public void write(String str)

Write a string.

Overrides:: write in class Writer

write

 public void write(String str,
                   int off,
                   int len)

Write a portion of a string.

Parameters:: str - String to be written; off - Offset from which to start writing characters; len - Number of characters to write
Overrides:: write in class Writer

toString

 public String toString()

Return the buffer's current value as a string.

Overrides:: toString in class Object

getBuffer

 public StringBuffer getBuffer()

Return the string buffer itself.

flush

 public void flush()

Flush the stream.

Overrides:: flush in class Writer

close

 public void close()

Close the stream. This method does not release the buffer, since its contents might still be required.

Overrides:: close in class Writer

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