/*
 * Copyright 
 *   2007 axYus - www.axyus.com
 *   2007 C.Marchand - christophe.marchand@axyus.com
 * 
 * This file is part of XEMELIOS.
 * 
 * XEMELIOS is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * XEMELIOS 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with XEMELIOS; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package fr.gouv.finances.dgfip.xemelios.common;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;

/**
 * Wraps a PJ from a zip file
 * @author chm
 *
 */
public class PJRef {
	private String collectivite;
	private String pjName;
	private String tmpFileName;
	private ZipEntry ze;
	private String fileName;
	private long uncompressedSize;
	private boolean valid = true;
	private byte[] data;

	public boolean isValid() {
		return valid;
	}
	public PJRef(ZipEntry ze) {
		super();
		this.ze = ze;
		initialize();
	}
	public PJRef() {
		super();
	}
	private void initialize() {
		String entryName = ze.getName();
		String sTmp = entryName.substring("PJ/".length());
		int pos = sTmp.lastIndexOf('/');
		if(pos<0) {
			valid = false;
			return;
		}
		collectivite = sTmp.substring(0,pos);
		fileName = sTmp.substring(pos+1);
		pos = fileName.lastIndexOf('.');
		if(pos>=0) {
			pjName = fileName.substring(0,pos);
		} else {
			pjName = fileName;
		}
		uncompressedSize = ze.getSize();
	}
	public File writeTmpFile(File tmpDir,ZipFile zf) throws IOException {
		File tmpFile = File.createTempFile("PJ-","",tmpDir);
		FileOutputStream fos = new FileOutputStream(tmpFile);
		InputStream is = zf.getInputStream(ze);
		byte[] buffer = new byte[1024];
		int read = 0;
		do {
			read = is.read(buffer);
			if(read>=0) fos.write(buffer,0,read);
		} while (read>0);
		fos.flush();
		fos.close();
		tmpFileName = tmpFile.getPath();
		is.close();
        return tmpFile;
	}
	public InputStream getDataInputStream() throws IOException {
		if (tmpFileName!=null)
			return new FileInputStream(tmpFileName);
		else
			return new ByteArrayInputStream (data);
	}
	public String getCollectivite() {
		return collectivite;
	}
	public String getFileName() {
		return fileName;
	}
	public String getPjName() {
		return pjName;
	}
	public long getUncompressedSize() {
		return uncompressedSize;
	}
	public static boolean isPJ(ZipEntry ze) {
		String name = ze.getName();
		return !ze.isDirectory() && name.startsWith("PJ/");
	}
	public byte[] getData() {
		return data;
	}
	public void setData(byte[] data) {
		this.data = data;
	}
	public String getTmpFileName() {
		return tmpFileName;
	}
	public void setTmpFileName(String tmpFileName) {
		this.tmpFileName = tmpFileName;
	}
	public void setCollectivite(String collectivite) {
		this.collectivite = collectivite;
	}
	public void setFileName(String fileName) {
		this.fileName = fileName;
	}
	public void setPjName(String pjName) {
		this.pjName = pjName;
	}
	public void setUncompressedSize(long uncompressedSize) {
		this.uncompressedSize = uncompressedSize;
	}

}
