svn-gvsig-desktop / branches / v2_0_0_prep / extensions / org.gvsig.installer / org.gvsig.installer.lib / org.gvsig.installer.lib.impl / src / main / java / org / gvsig / installer / lib / impl / utils / Compress.java @ 32585
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2010 {Prodevelop} {Task}
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*/
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package org.gvsig.installer.lib.impl.utils; |
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import java.io.BufferedInputStream; |
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import java.io.BufferedOutputStream; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.IOException; |
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import java.io.OutputStream; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.zip.ZipEntry; |
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import java.util.zip.ZipOutputStream; |
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import org.gvsig.installer.lib.api.creation.MakePluginPackageServiceException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* @author <a href="mailto:jpiera@gvsig.org">Jorge Piera Llodrá</a>
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*/
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public class Compress { |
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static final int BUFFER = 2048; |
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private static final Logger logger = LoggerFactory.getLogger(Compress.class); |
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public Compress() {
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super();
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} |
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public void compressPlugin(File file, String fileName, OutputStream os) throws MakePluginPackageServiceException { |
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ArrayList<File> files = new ArrayList<File>(); |
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ArrayList<String> fileNames = new ArrayList<String>(); |
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files.add(file); |
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fileNames.add(fileName); |
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compressPlugins(files, fileNames, os); |
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} |
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public void compressPlugins(File directory, OutputStream os) throws MakePluginPackageServiceException{ |
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File[] files = directory.listFiles(); |
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List<File> filesArray = new ArrayList<File>(); |
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List<String> fileNamesArray = new ArrayList<String>(); |
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for (int i=0 ; i<files.length ; i++){ |
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filesArray.add(files[i]); |
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fileNamesArray.add(files[i].getName()); |
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} |
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compressPlugins(filesArray, fileNamesArray, os); |
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} |
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public void compressPlugins(List<File> files, List<String> fileNames, OutputStream os) throws MakePluginPackageServiceException { |
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try{
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ZipOutputStream zos = new ZipOutputStream(new BufferedOutputStream(os)); |
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for (int i=0 ; i<files.size() ; i++){ |
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File file = files.get(i);
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int parentFileLenght = file.getParentFile().toString().length();
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ZipEntry zipEntry = new ZipEntry(fileNames.get(i)); |
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zos.putNextEntry(zipEntry); |
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ZipOutputStream zosPlugin = new ZipOutputStream(zos); |
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compressPluginFile(file, parentFileLenght, zosPlugin); |
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zosPlugin.finish(); |
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zos.closeEntry(); |
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} |
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zos.close(); |
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} catch (Exception e) { |
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logger.error("Error compressing the plugin");
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throw new MakePluginPackageServiceException("Error writing the plugin", e); |
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} |
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} |
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private void compressPluginFile(File file, int parenFileLength, ZipOutputStream zosPlugin) throws IOException { |
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String fileName = file.toString().substring(parenFileLength, file.toString().length());
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if (file.isDirectory()) {
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//Remove the subversion folders
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if (!file.getName().toUpperCase().equals(".SVN")){ |
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//Adding the files
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String[] fileNames = file.list(); |
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if (fileNames != null) { |
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for (int i=0; i<fileNames.length; i++) { |
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compressPluginFile(new File(file, fileNames[i]), parenFileLength, zosPlugin); |
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} |
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} |
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} |
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}else{
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byte[] buf = new byte[1024]; |
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int len;
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ZipEntry zipEntry = new ZipEntry(fileName); |
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zosPlugin.putNextEntry(zipEntry); |
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FileInputStream fin = new FileInputStream(file); |
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BufferedInputStream in = new BufferedInputStream(fin); |
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while ((len = in.read(buf)) >= 0) { |
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zosPlugin.write(buf, 0, len);
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} |
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in.close(); |
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zosPlugin.closeEntry(); |
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} |
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} |
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} |
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