String Buffer Writer : Writer « File Input Output « Java

Home
Java
1.2D Graphics GUI
2.3D
3.Advanced Graphics
4.Ant
5.Apache Common
6.Chart
7.Class
8.Collections Data Structure
9.Data Type
10.Database SQL JDBC
11.Design Pattern
12.Development Class
13.EJB3
14.Email
15.Event
16.File Input Output
17.Game
18.Generics
19.GWT
20.Hibernate
21.I18N
22.J2EE
23.J2ME
24.JavaFX
25.JDK 6
26.JDK 7
27.JNDI LDAP
28.JPA
29.JSP
30.JSTL
31.Language Basics
32.Network Protocol
33.PDF RTF
34.Reflection
35.Regular Expressions
36.Scripting
37.Security
38.Servlets
39.Spring
40.Swing Components
41.Swing JFC
42.SWT JFace Eclipse
43.Threads
44.Tiny Application
45.Velocity
46.Web Services SOA
47.XML
Java » File Input Output » Writer 




String Buffer Writer
      

// 
// $Id: StringBufferWriter.java,v 1.4 2004/05/09 20:33:04 gregwilkins Exp $
// Copyright 2001-2004 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at 
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 

import java.io.IOException;
import java.io.Writer;


/* ------------------------------------------------------------ */
/** A Writer to a StringBuffer.
 *
 @version $Id: StringBufferWriter.java,v 1.4 2004/05/09 20:33:04 gregwilkins Exp $
 @author Greg Wilkins (gregw)
 */
public class StringBufferWriter extends Writer
{
    /* ------------------------------------------------------------ */
    private StringBuffer _buffer;

    /* ------------------------------------------------------------ */
    /** Constructor. 
     */
    public StringBufferWriter()
    {
        _buffer=new StringBuffer();
    }
    
    /* ------------------------------------------------------------ */
    /** Constructor. 
     @param buffer 
     */
    public StringBufferWriter(StringBuffer buffer)
    {
        _buffer=buffer;
    }

    /* ------------------------------------------------------------ */
    public void setStringBuffer(StringBuffer buffer)
    {
        _buffer=buffer;
    }
    
    /* ------------------------------------------------------------ */
    public StringBuffer getStringBuffer()
    {
        return _buffer;
    }
    
    /* ------------------------------------------------------------ */
    public void write(char c)
        throws IOException
    {
        _buffer.append(c);
    }
    
    /* ------------------------------------------------------------ */
    public void write(char[] ca)
        throws IOException
    {
        _buffer.append(ca);
    }
    
    
    /* ------------------------------------------------------------ */
    public void write(char[] ca,int offset, int length)
        throws IOException
    {
        _buffer.append(ca,offset,length);
    }
    
    /* ------------------------------------------------------------ */
    public void write(String s)
        throws IOException
    {
        _buffer.append(s);
    }
    
    /* ------------------------------------------------------------ */
    public void write(String s,int offset, int length)
        throws IOException
    {
        for (int i=0;i<length;i++)
            _buffer.append(s.charAt(offset+i));
    }
    
    /* ------------------------------------------------------------ */
    public void flush()
    {}

    /* ------------------------------------------------------------ */
    public void reset()
    {
        _buffer.setLength(0);
    }

    /* ------------------------------------------------------------ */
    public void close()
    {}

}

   
    
    
    
    
    
  














Related examples in the same category
1.Null Writer
2.Provides Closable semantics ordinarily missing in a java.io.CharArrayWriter
3.A writer for char strings
4.Write the entire contents of the supplied string to the given writer. This method always flushes and closes the writer when finished.
5.Writes all characters from a Reader to a file using the default character encoding.
6.Reads characters available from the Reader and returns these characters as a String object.
7.Wraps a stream, printing to standard out everything that is written to it.
8.Quick Writer
9.Writer that places all output on an {@link Appendable} target.
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.