/**
* Copyright 2006 by Know-Center, Graz, Austria
* PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
* joint initiative of the Federal Chancellery Austria and Graz University of
* Technology.
*
* Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
* the European Commission - subsequent versions of the EUPL (the "Licence");
* You may not use this work except in compliance with the Licence.
* You may obtain a copy of the Licence at:
* http://www.osor.eu/eupl/
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the Licence is distributed on an "AS IS" basis,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the Licence for the specific language governing permissions and
* limitations under the Licence.
*
* This product combines work with different licenses. See the "NOTICE" text
* file for details on the various modules and licenses.
* The "NOTICE" text file is part of the distribution. Any derivative works
* that you distribute must include a readable copy of the "NOTICE" text file.
*
/**
*
*/
package at.gv.egiz.pdfas.impl.input;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import at.gv.egiz.pdfas.performance.PerformanceCounters;
import at.gv.egiz.pdfas.framework.input.PdfDataSource;
/**
* Implements a PdfDataSource that holds the whole PDF document in a byte array.
*
*
* Note that holding the data in a byte array is very memory consuming for large
* documents.
*
*
* @author wprinz
*/
public class ByteArrayPdfDataSourceImpl implements PdfDataSource
{
protected byte[] pdf = null;
public ByteArrayPdfDataSourceImpl(byte[] pdf)
{
PerformanceCounters.byteArrays.increment();
this.pdf = pdf;
}
public ByteArrayPdfDataSourceImpl(byte[] pdf, int length)
{
PerformanceCounters.byteArrays.increment();
if (pdf.length == length)
{
this.pdf = pdf;
}
else
{
this.pdf = new byte [length];
System.arraycopy(pdf, 0, this.pdf, 0, length);
}
}
public InputStream createInputStream()
{
ByteArrayInputStream bais = new ByteArrayInputStream(this.pdf);
return bais;
}
public int getLength()
{
return this.pdf.length;
}
public byte[] getAsByteArray()
{
return this.pdf;
}
}