The class is for writing filtered character streams.Following are the important points about FilterWriter:

  • The class itself provides default methods that pass all requests to the contained stream.

  • The Subclasses of FilterWriter should override some of these methods and may also provide additional methods and fields.

Class declaration

Following is the declaration for class:

public abstract class FilterWriter
  extends Writer


Following are the fields for class:

  • protected Writer in -- This is the character-output stream.

  • protected Object lock -- This is the object used to synchronize operations on this stream.

Class constructors

S.N.Constructor & Description
1protected FilterWriter(Writer in)
This creates a new filtered writer.

Class methods

S.N.Method & Description
1 void close()
This method flushes the stream.
2 void flush()
This method flushes the stream.
3 void write(char[] cbuf, int off, int len)
This method writes a portion of an array of characters.
4 void write(int c)
This method writes a single character.
5 void write(String str, int off, int len)
This method writes a portion of a string.

Methods inherited

This class inherits methods from the following classes: