java压缩/解压war包

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package com.kingsoft.unwar;import java.io.BufferedInputStream;import java.io.BufferedOutputStream;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.OutputStream;import java.util.Iterator;import org.apache.commons.compress.archivers.ArchiveException;import org.apache.commons.compress.archivers.ArchiveInputStream;import org.apache.commons.compress.archivers.ArchiveOutputStream;import org.apache.commons.compress.archivers.ArchiveStreamFactory;import org.apache.commons.compress.archivers.jar.JarArchiveEntry;import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;import org.apache.commons.compress.utils.IOUtils;import org.apache.commons.io.FileUtils;/** * 处理WAR文件工具类。可压缩或解压缩WAR文件。 * * @author Xiong Shuhong(shelltea@gmail.com) */public class WarUtils { public static void unzip(String warPath, String unzipPath) { File warFile = new File(warPath); if(warFile.isDirectory()){ for(String fileName : warFile.list()){ System.out.println(fileName); if(fileName.trim().endsWith(“.war”)){ System.out.println(“————-“); warPath = warPath + File.separator + fileName; System.out.println(warPath); warFile = new File(warPath); break; } } }else{ return; } try { BufferedInputStream bufferedInputStream = new BufferedInputStream(new FileInputStream(warFile)); ArchiveInputStream in = new ArchiveStreamFactory().createArchiveInputStream(ArchiveStreamFactory.JAR, bufferedInputStream); JarArchiveEntry entry = null; while ((entry = (JarArchiveEntry) in.getNextEntry()) != null) { if (entry.isDirectory()) { new File(unzipPath, entry.getName()).mkdir(); } else { OutputStream out = FileUtils.openOutputStream(new File(unzipPath, entry.getName())); IOUtils.copy(in, out); out.close(); } } in.close(); } catch (FileNotFoundException e) { System.err.println(“未找到war文件”); } catch (ArchiveException e) { System.err.println(“不支持的压缩格式”); } catch (IOException e) { System.err.println(“文件写入发生错误”); } } public static void zip(String destFile, String zipDir) { File outFile = new File(destFile); try { outFile.createNewFile(); BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(new FileOutputStream(outFile)); ArchiveOutputStream out = new ArchiveStreamFactory().createArchiveOutputStream(ArchiveStreamFactory.JAR, bufferedOutputStream); if (zipDir.charAt(zipDir.length() – 1) != ‘/’) { zipDir += ‘/’; } Iterator files = FileUtils.iterateFiles(new File(zipDir), null, true); while (files.hasNext()) { File file = files.next(); ZipArchiveEntry zipArchiveEntry = new ZipArchiveEntry(file, file.getPath().replace( zipDir.replace(“/”, “\\”), “”)); out.putArchiveEntry(zipArchiveEntry); IOUtils.copy(new FileInputStream(file), out); out.closeArchiveEntry(); } out.finish(); out.close(); } catch (IOException e) { System.err.println(“创建文件失败”); } catch (ArchiveException e) { System.err.println(“不支持的压缩格式”); } } public static void main(String[] args) { new WarUtils().unzip(“C:\\nihao”, “C:\\nihao”);; } }