/*! ******************************************************************************
*
* Pentaho Data Integration
*
* Copyright (C) 2002-2015 by Pentaho : http://www.pentaho.com
*
*******************************************************************************
*
* 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.
*
******************************************************************************/
package org.pentaho.di.core.compress.snappy;
import java.io.IOException;
import java.io.InputStream;
import org.pentaho.di.core.compress.CompressionInputStream;
import org.pentaho.di.core.compress.CompressionProvider;
import org.xerial.snappy.SnappyInputStream;
public class SnappyCompressionInputStream extends CompressionInputStream {
public SnappyCompressionInputStream( InputStream in, CompressionProvider provider ) throws IOException {
super( getDelegate( in ), provider );
}
protected static SnappyInputStream getDelegate( InputStream in ) throws IOException {
SnappyInputStream delegate = null;
if ( in instanceof SnappyInputStream ) {
delegate = (SnappyInputStream) in;
} else {
delegate = new SnappyInputStream( in );
}
return delegate;
}
@Override
public void close() throws IOException {
( (SnappyInputStream) delegate ).close();
}
@Override
public int read() throws IOException {
return ( (SnappyInputStream) delegate ).read();
}
@Override
public Object nextEntry() throws IOException {
return null;
}
}