org.cobraparser.util.EmptyInputStream Maven / Gradle / Ivy

/*
    GNU LESSER GENERAL PUBLIC LICENSE
    Copyright (C) 2006 The Lobo Project

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Contact info: [email protected]
 */
/*
 * Created on Oct 9, 2005
 */
package org.cobraparser.util;

import java.io.IOException;
import java.io.InputStream;

public class EmptyInputStream extends InputStream {
  public EmptyInputStream() {
    super();
  }

  @Override
  public int read() throws IOException {
    return -1;
  }

  /*
   * (non-Javadoc)
   *
   * @see java.io.InputStream#available()
   */
  @Override
  public int available() throws IOException {
    return 0;
  }

  /*
   * (non-Javadoc)
   *
   * @see java.io.InputStream#close()
   */
  @Override
  public void close() throws IOException {
  }

  /*
   * (non-Javadoc)
   *
   * @see java.io.InputStream#read(byte[], int, int)
   */
  @Override
  public int read(final byte[] b, final int off, final int len) throws IOException {
    return -1;
  }
}