svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.installer / org.gvsig.installer.lib / org.gvsig.installer.lib.impl / src / main / java / org / gvsig / installer / lib / impl / utils / Decompress.java @ 40991
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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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.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
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import java.io.File; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.zip.ZipEntry; |
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import java.util.zip.ZipException; |
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import java.util.zip.ZipInputStream; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.apache.commons.io.FileUtils; |
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import org.apache.commons.io.FilenameUtils; |
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import org.gvsig.installer.lib.api.PackageInfo; |
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import org.gvsig.installer.lib.api.execution.InstallPackageServiceException; |
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import org.gvsig.installer.lib.impl.DefaultPackageInfo; |
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import org.gvsig.installer.lib.impl.info.InstallerInfoFileReader; |
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import org.gvsig.installer.lib.spi.InstallerInfoFileException; |
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import org.gvsig.installer.lib.spi.InstallerProviderLocator; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.service.ServiceException; |
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import org.gvsig.tools.task.SimpleTaskStatus; |
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import org.gvsig.tools.task.TaskStatusManager; |
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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 Decompress { |
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private static final int OPTION_DECOMPRESS = 1; |
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private static final int OPTION_READ_INSTALLINFO = 2; |
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private static final int OPTION_INSTALL = 3; |
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private int option = 0; |
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private int BUFFER = 2048; |
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private static final Logger logger = LoggerFactory |
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.getLogger(Decompress.class); |
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private List<PackageInfo> readedIinstallerInfos = null; |
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private File outputDirectory = null; |
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private List<PackageInfo> selectedInstallerInfos = null; |
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private Map<PackageInfo, String> zipEntriesMap = null; |
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private List<String> defaultSelectedPackets = null; |
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public Decompress() {
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} |
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public void decompressPlugins(InputStream is, File outputDirectory) |
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throws InstallPackageServiceException {
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option = OPTION_DECOMPRESS; |
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this.outputDirectory = outputDirectory;
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decompressFolderOfPlugins(is); |
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} |
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public void readPackageSetInstallInfos(InputStream is, |
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List<PackageInfo> installerInfos,
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Map<PackageInfo, String> zipEntriesMap) |
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throws InstallPackageServiceException {
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option = OPTION_READ_INSTALLINFO; |
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this.readedIinstallerInfos = installerInfos;
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this.zipEntriesMap = zipEntriesMap;
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decompressFolderOfPlugins(is); |
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} |
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public void readPackageInstallInfo(InputStream is, |
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List<PackageInfo> installerInfos,
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Map<PackageInfo, String> zipEntriesMap, String name) |
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throws InstallPackageServiceException {
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option = OPTION_READ_INSTALLINFO; |
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this.readedIinstallerInfos = installerInfos;
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this.zipEntriesMap = zipEntriesMap;
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decompressFolderOfPluginFromPackage(is, name); |
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} |
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public class InstallerPluginReadException extends |
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InstallPackageServiceException { |
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private static final long serialVersionUID = -6065359474790792680L; |
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private static final String message = "Error reading the plugin"; |
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private static final String KEY = "_Error_reading_the_plugin"; |
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public InstallerPluginReadException(ServiceException e) {
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super(message, e, KEY, serialVersionUID);
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} |
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} |
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public void decompressPlugin(InputStream is, File outputDirectory) |
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throws InstallPackageServiceException {
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try {
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option = OPTION_DECOMPRESS; |
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this.outputDirectory = outputDirectory;
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FileUtils.forceMkdir(outputDirectory); |
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logger.debug("decompress plugin to '"+outputDirectory.getAbsolutePath()+"'."); |
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decompressPlugin(is); |
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} catch (Exception e) { |
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logger.warn("Can't decompress plugin in '"+outputDirectory+"'.", e); |
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throw new InstallPackageServiceException(e); |
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} |
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} |
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public class InstallerPluginReadErrorException extends |
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InstallPackageServiceException { |
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private static final long serialVersionUID = 4505298394252120334L; |
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private static final String message = "Error reading the plugin '%(name)s'"; |
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private static final String KEY = "_Error_reading_the_plugin"; |
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public InstallerPluginReadErrorException(Exception e, String packageName) { |
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super(message, e, KEY, serialVersionUID);
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setValue("name", packageName);
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} |
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} |
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public InputStream searchPlugin(InputStream is, String zipEntry) |
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throws InstallPackageServiceException {
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ZipEntry entry = null; |
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String name = ""; |
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try {
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ZipInputStream zipInputStream = new ZipInputStream(is); |
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while ((entry = zipInputStream.getNextEntry()) != null) { |
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name = entry.getName(); |
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if (entry.getName().equals(zipEntry)) {
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return zipInputStream;
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} |
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zipInputStream.closeEntry(); |
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} |
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zipInputStream.closeEntry(); |
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zipInputStream.close(); |
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} catch (Exception e) { |
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throw new InstallerPluginReadErrorException(e, name); |
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} |
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return null; |
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} |
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public void installFromStream(InputStream is, PackageInfo installerInfo) |
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throws InstallPackageServiceException {
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option = OPTION_INSTALL; |
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this.selectedInstallerInfos = new ArrayList<PackageInfo>(); |
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this.selectedInstallerInfos.add(installerInfo);
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decompressFolderOfPlugins(is); |
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} |
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public void installFromStream(InputStream is, |
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List<PackageInfo> installerInfos)
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throws InstallPackageServiceException {
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option = OPTION_INSTALL; |
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this.selectedInstallerInfos = installerInfos;
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decompressFolderOfPlugins(is); |
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} |
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private void decompressFolderOfPlugins(InputStream is) |
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throws InstallPackageServiceException {
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ZipInputStream zipInputStream = new ZipInputStream(is); |
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ZipEntry entry = null; |
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String name = ""; |
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try {
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while ((entry = zipInputStream.getNextEntry()) != null) { |
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name = entry.getName(); |
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if (entry.getName().equals("defaultPackages") |
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|| entry.getName().equals("defaultSelection")) {
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int count;
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byte data[] = new byte[BUFFER]; |
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ByteArrayOutputStream out = new ByteArrayOutputStream(); |
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while ((count = zipInputStream.read(data, 0, BUFFER)) != -1) { |
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out.write(data, 0, count);
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} |
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String str = out.toString().replace("\r", ""); |
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String lineas[] = str.split("\\n"); |
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List<String> defaultPackagesList = new ArrayList<String>(); |
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for (int i = 0; i < lineas.length; i++) { |
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String trim_lineas = lineas[i].trim();
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if (! ((trim_lineas.startsWith("#") || trim_lineas.startsWith(";")))) { |
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// not a comment
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defaultPackagesList.add(lineas[i]); |
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} |
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} |
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defaultSelectedPackets = defaultPackagesList; |
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out.flush(); |
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} else {
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// logger.debug("Extracting all Plugins, plugin: " + name);
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if (option == OPTION_INSTALL) {
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} else {
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if (option == OPTION_DECOMPRESS) {
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logger.info("decompress plugin " + name);
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decompressPlugin(zipInputStream); |
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} else if (option == OPTION_READ_INSTALLINFO) { |
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readPlugin(zipInputStream, entry.getName()); |
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} |
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} |
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} |
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zipInputStream.closeEntry(); |
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} |
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zipInputStream.close(); |
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} catch (Exception e) { |
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throw new InstallerPluginReadErrorException(e, name); |
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} |
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} |
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private void decompressFolderOfPluginFromPackage(InputStream is, String name) |
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throws InstallPackageServiceException {
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try {
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if (option == OPTION_INSTALL) {
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} else {
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if (option == OPTION_DECOMPRESS) {
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decompressPlugin(is); |
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} else {
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if (option == OPTION_READ_INSTALLINFO) {
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readPlugin(is, name); |
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} |
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} |
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} |
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} catch (Exception e) { |
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throw new InstallerPluginReadErrorException(e, name); |
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} |
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} |
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private void readPlugin(InputStream is, String zipEntryName) |
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throws ZipException, IOException, InstallerInfoFileException { |
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ZipEntry entry = null; |
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int installerInfoNumber = zipEntriesMap.size();
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String packageInfoName = getPackageInfoFileName();
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String unixPackageInfoPath = "/".concat(packageInfoName); |
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String windowsPackageInfoPath = "\\".concat(packageInfoName); |
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ZipInputStream zis = new ZipInputStream(is); |
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while ((entry = zis.getNextEntry()) != null) { |
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logger.debug("Extracting: " + entry.getName());
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String name = entry.getName();
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// Just in case, but we are going to create them always using
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// the unix file separator
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if (name.endsWith(unixPackageInfoPath)
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|| name.endsWith(windowsPackageInfoPath)) { |
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PackageInfo installerInfo = readInstallInfo(zis); |
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zipEntriesMap.put(installerInfo, zipEntryName); |
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readedIinstallerInfos.add(installerInfo); |
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} |
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zis.closeEntry(); |
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} |
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// Don't close the stream as if it is a zip file contained
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// into another zip file, closing of the child Zip?nputStream
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// will close also the parent's.
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// zis.close();
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if (installerInfoNumber == zipEntriesMap.size()) {
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PackageInfo installerInfo = new DefaultPackageInfo();
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installerInfo.setCode(zipEntryName); |
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installerInfo.setName(zipEntryName); |
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zipEntriesMap.put(installerInfo, zipEntryName); |
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readedIinstallerInfos.add(installerInfo); |
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} |
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} |
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private void decompressPlugin(InputStream inputStream) throws ZipException, |
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IOException, InstallerInfoFileException {
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ZipInputStream zis = null; |
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ZipEntry entry = null; |
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byte data[] = new byte[BUFFER]; |
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int count = 0; |
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TaskStatusManager manager = ToolsLocator.getTaskStatusManager(); |
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SimpleTaskStatus taskStatus = manager |
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.createDefaultSimpleTaskStatus("Uncompressing...");
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manager.add(taskStatus); |
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int countRootFolders = 0; |
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String entryName = "(header)"; |
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try {
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long readed = 0; |
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// // First read all the contents size
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// zis = new ZipInputStream(inputStream);
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// while ((entry = zis.getNextEntry()) != null) {
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// count += entry.getSize();
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// }
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// // zis.close();
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// taskStatus.setRangeOfValues(0, count);
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// Return the stream to the initial position
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zis = new ZipInputStream(inputStream); |
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while ((entry = zis.getNextEntry()) != null) { |
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entryName = FilenameUtils.separatorsToSystem(entry.getName()); |
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taskStatus.message(entryName); |
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File file = new File(outputDirectory, entryName); |
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if (file.exists()) {
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logger.info("delete " + file.getAbsolutePath());
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FileUtils.forceDelete(file); |
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} |
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if (entry.isDirectory()) {
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String s = FilenameUtils.getPathNoEndSeparator(entryName);
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if( !s.contains(File.separator) ) { |
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if( ++countRootFolders > 1 ) { |
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logger.warn("More than one root folder ("+entryName+") in the package; it may be an error."); |
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} |
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} |
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logger.debug("makedirs " + file.getAbsolutePath());
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file.mkdirs(); |
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} else {
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createParentFolder(file); |
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logger.debug("extracting " + file.getAbsolutePath());
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FileOutputStream fos = new FileOutputStream(file); |
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while ((count = zis.read(data, 0, BUFFER)) != -1) { |
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fos.write(data, 0, count);
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readed += count; |
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taskStatus.setCurValue(readed); |
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} |
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fos.flush(); |
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fos.close(); |
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} |
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} |
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zis.close(); |
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} catch(IOException ex) { |
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logger.warn("Problems uncompresing plugin (last entry '"+entryName+"'.",ex); |
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throw ex;
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} catch(RuntimeException ex) { |
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logger.warn("Problems uncompresing plugin (last entry '"+entryName+"'.",ex); |
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throw ex;
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} finally {
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taskStatus.remove(); |
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} |
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} |
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private void createParentFolder(File file) { |
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File parentFile = file.getParentFile();
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if (!parentFile.exists()) {
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parentFile.mkdirs(); |
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} |
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} |
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public boolean delete(File dir) { |
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if (dir.isDirectory()) {
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String[] children = dir.list(); |
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for (int i = 0; i < children.length; i++) { |
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boolean success = delete(new File(dir, children[i])); |
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if (!success) {
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return false; |
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} |
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} |
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} |
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return dir.delete();
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} |
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public PackageInfo readInstallerInfo(InputStream is) |
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throws InstallerInfoFileException {
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try {
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return readInstallInfo(new ZipInputStream(is)); |
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} catch (IOException e) { |
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throw new InstallerInfoFileException("error_reading_installerinfo", |
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e); |
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} |
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} |
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private PackageInfo readInstallInfo(ZipInputStream zipInputStream) |
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throws IOException, InstallerInfoFileException { |
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int count;
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byte data[] = new byte[BUFFER]; |
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ByteArrayOutputStream out = new ByteArrayOutputStream(); |
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while ((count = zipInputStream.read(data, 0, BUFFER)) != -1) { |
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out.write(data, 0, count);
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} |
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out.flush(); |
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DefaultPackageInfo installerInfo = new DefaultPackageInfo();
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InstallerInfoFileReader installerInfoFileReader = new InstallerInfoFileReader();
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installerInfoFileReader.read(installerInfo, new ByteArrayInputStream( |
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out.toByteArray())); |
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return installerInfo;
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} |
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private String getPackageInfoFileName() { |
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return InstallerProviderLocator.getProviderManager()
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.getPackageInfoFileName(); |
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} |
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public List<String> getDefaultSelectedPackages() { |
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return defaultSelectedPackets;
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} |
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} |