java.io: abstract public class: FilterWriter

java.io
abstract public class: FilterWriter [javadoc | source]

java.lang.Object
   java.io.Writer
      java.io.FilterWriter

All Implemented Interfaces:
Flushable, Closeable, Appendable

Abstract class for writing filtered character streams. The abstract class FilterWriter itself provides default methods that pass all requests to the contained stream. Subclasses of FilterWriter should override some of these methods and may also provide additional methods and fields.

author: Mark - Reinhold

since: JDK1.1 -

Field Summary
protected Writer	out	The underlying character-output stream.

Fields inherited from java.io.Writer:
lock

Constructor:

Constructor:
protected FilterWriter(Writer out) { super(out); this.out = out; } Create a new filtered writer. Parameters: `out` - a Writer object to provide the underlying stream. Throws: `NullPointerException` - if `out` is `null`

 protected FilterWriter(Writer out) {
        super(out);
        this.out = out;
}

Create a new filtered writer.

Parameters:

out - a Writer object to provide the underlying stream.

Throws:

NullPointerException - if out is null

Method from java.io.FilterWriter Summary:
close, flush, write, write, write

Methods from java.io.Writer:
append, append, append, close, flush, write, write, write, write, write

Methods from java.lang.Object:
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from java.io.FilterWriter Detail:
public void close() throws IOException { out.close(); }
public void flush() throws IOException { out.flush(); } Flushes the stream.
public void write(int c) throws IOException { out.write(c); } Writes a single character.
public void write(char[] cbuf, int off, int len) throws IOException { out.write(cbuf, off, len); } Writes a portion of an array of characters.
public void write(String str, int off, int len) throws IOException { out.write(str, off, len); } Writes a portion of a string.

Method from java.io.FilterWriter Detail:

 public  void close() throws IOException {
        out.close();
}

 public  void flush() throws IOException {
        out.flush();
}

Flushes the stream.

 public  void write(int c) throws IOException {
        out.write(c);
}

Writes a single character.

 public  void write(char[] cbuf,
    int off,
    int len) throws IOException {
        out.write(cbuf, off, len);
}

Writes a portion of an array of characters.

 public  void write(String str,
    int off,
    int len) throws IOException {
        out.write(str, off, len);
}

Writes a portion of a string.