List of usage examples for org.apache.commons.compress.archivers.zip ZipArchiveEntry setComment
public void setComment(String comment)
From source file:com.gitblit.utils.CompressionUtils.java
/** * Zips the contents of the tree at the (optionally) specified revision and * the (optionally) specified basepath to the supplied outputstream. * /*from www . j a v a 2 s .c o m*/ * @param repository * @param basePath * if unspecified, entire repository is assumed. * @param objectId * if unspecified, HEAD is assumed. * @param os * @return true if repository was successfully zipped to supplied output * stream */ public static boolean zip(Repository repository, String basePath, String objectId, OutputStream os) { RevCommit commit = JGitUtils.getCommit(repository, objectId); if (commit == null) { return false; } boolean success = false; RevWalk rw = new RevWalk(repository); TreeWalk tw = new TreeWalk(repository); try { tw.reset(); tw.addTree(commit.getTree()); ZipArchiveOutputStream zos = new ZipArchiveOutputStream(os); zos.setComment("Generated by Gitblit"); if (!StringUtils.isEmpty(basePath)) { PathFilter f = PathFilter.create(basePath); tw.setFilter(f); } tw.setRecursive(true); MutableObjectId id = new MutableObjectId(); ObjectReader reader = tw.getObjectReader(); long modified = commit.getAuthorIdent().getWhen().getTime(); while (tw.next()) { FileMode mode = tw.getFileMode(0); if (mode == FileMode.GITLINK || mode == FileMode.TREE) { continue; } tw.getObjectId(id, 0); ZipArchiveEntry entry = new ZipArchiveEntry(tw.getPathString()); entry.setSize(reader.getObjectSize(id, Constants.OBJ_BLOB)); entry.setComment(commit.getName()); entry.setUnixMode(mode.getBits()); entry.setTime(modified); zos.putArchiveEntry(entry); ObjectLoader ldr = repository.open(id); ldr.copyTo(zos); zos.closeArchiveEntry(); } zos.finish(); success = true; } catch (IOException e) { error(e, repository, "{0} failed to zip files from commit {1}", commit.getName()); } finally { tw.release(); rw.dispose(); } return success; }
From source file:ee.sk.digidoc.SignedDoc.java
/** * Writes the SignedDoc to an output file * and automatically calculates DataFile sizes * and digests//from w w w. j av a 2s . co m * @param outputFile output file name * @param fTempSdoc temporrary file, copy of original for copying items * @throws DigiDocException for all errors */ public void writeToStream(OutputStream os/*, File fTempSdoc*/) throws DigiDocException { DigiDocException ex1 = validateFormatAndVersion(); if (ex1 != null) throw ex1; try { DigiDocXmlGenFactory genFac = new DigiDocXmlGenFactory(this); if (m_format.equals(SignedDoc.FORMAT_BDOC)) { ZipArchiveOutputStream zos = new ZipArchiveOutputStream(os); zos.setEncoding("UTF-8"); if (m_logger.isDebugEnabled()) m_logger.debug("OS: " + ((os != null) ? "OK" : "NULL")); // write mimetype if (m_logger.isDebugEnabled()) m_logger.debug("Writing: " + MIMET_FILE_NAME); ZipArchiveEntry ze = new ZipArchiveEntry(MIMET_FILE_NAME); if (m_comment == null) m_comment = DigiDocGenFactory.getUserInfo(m_format, m_version); ze.setComment(m_comment); ze.setMethod(ZipArchiveEntry.STORED); java.util.zip.CRC32 crc = new java.util.zip.CRC32(); if (m_version.equals(BDOC_VERSION_1_0)) { ze.setSize(SignedDoc.MIMET_FILE_CONTENT_10.getBytes().length); crc.update(SignedDoc.MIMET_FILE_CONTENT_10.getBytes()); } if (m_version.equals(BDOC_VERSION_1_1)) { ze.setSize(SignedDoc.MIMET_FILE_CONTENT_11.getBytes().length); crc.update(SignedDoc.MIMET_FILE_CONTENT_11.getBytes()); } if (m_version.equals(BDOC_VERSION_2_1)) { ze.setSize(SignedDoc.MIMET_FILE_CONTENT_20.getBytes().length); crc.update(SignedDoc.MIMET_FILE_CONTENT_20.getBytes()); } ze.setCrc(crc.getValue()); zos.putArchiveEntry(ze); if (m_version.equals(BDOC_VERSION_1_0)) { zos.write(SignedDoc.MIMET_FILE_CONTENT_10.getBytes()); } if (m_version.equals(BDOC_VERSION_1_1)) { zos.write(SignedDoc.MIMET_FILE_CONTENT_11.getBytes()); } if (m_version.equals(BDOC_VERSION_2_1)) { zos.write(SignedDoc.MIMET_FILE_CONTENT_20.getBytes()); } zos.closeArchiveEntry(); // write manifest.xml if (m_logger.isDebugEnabled()) m_logger.debug("Writing: " + MANIF_FILE_NAME); ze = new ZipArchiveEntry(MANIF_DIR_META_INF); ze = new ZipArchiveEntry(MANIF_FILE_NAME); ze.setComment(DigiDocGenFactory.getUserInfo(m_format, m_version)); zos.putArchiveEntry(ze); //if(m_logger.isDebugEnabled()) // m_logger.debug("Writing manif:\n" + m_manifest.toString()); zos.write(m_manifest.toXML()); zos.closeArchiveEntry(); // write data files for (int i = 0; i < countDataFiles(); i++) { DataFile df = getDataFile(i); if (m_logger.isDebugEnabled()) m_logger.debug("Writing DF: " + df.getFileName() + " content: " + df.getContentType() + " df-cache: " + ((df.getDfCacheFile() != null) ? df.getDfCacheFile().getAbsolutePath() : "NONE")); InputStream is = null; if (df.hasAccessToDataFile()) is = df.getBodyAsStream(); else is = findDataFileAsStream(df.getFileName()); if (is != null) { File dfFile = new File(df.getFileName()); String fileName = dfFile.getName(); ze = new ZipArchiveEntry(fileName); if (df.getComment() == null) df.setComment(DigiDocGenFactory.getUserInfo(m_format, m_version)); ze.setComment(df.getComment()); ze.setSize(dfFile.length()); ze.setTime( (df.getLastModDt() != null) ? df.getLastModDt().getTime() : dfFile.lastModified()); zos.putArchiveEntry(ze); byte[] data = new byte[2048]; int nRead = 0, nTotal = 0; crc = new java.util.zip.CRC32(); while ((nRead = is.read(data)) > 0) { zos.write(data, 0, nRead); nTotal += nRead; crc.update(data, 0, nRead); } ze.setSize(nTotal); ze.setCrc(crc.getValue()); zos.closeArchiveEntry(); is.close(); } } for (int i = 0; i < countSignatures(); i++) { Signature sig = getSignature(i); String sFileName = sig.getPath(); if (sFileName == null) { if (m_version.equals(BDOC_VERSION_2_1)) sFileName = SIG_FILE_NAME_20 + (i + 1) + ".xml"; else sFileName = SIG_FILE_NAME + (i + 1) + ".xml"; } if (!sFileName.startsWith("META-INF")) sFileName = "META-INF/" + sFileName; if (m_logger.isDebugEnabled()) m_logger.debug("Writing SIG: " + sFileName + " orig: " + ((sig.getOrigContent() != null) ? "OK" : "NULL")); ze = new ZipArchiveEntry(sFileName); if (sig.getComment() == null) sig.setComment(DigiDocGenFactory.getUserInfo(m_format, m_version)); ze.setComment(sig.getComment()); String sSig = null; if (sig.getOrigContent() != null) sSig = new String(sig.getOrigContent(), "UTF-8"); else sSig = sig.toString(); if (sSig != null && !sSig.startsWith("<?xml")) sSig = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + sSig; byte[] sdata = sSig.getBytes("UTF-8"); if (m_logger.isDebugEnabled()) m_logger.debug("Writing SIG: " + sFileName + " xml:\n---\n " + ((sSig != null) ? sSig : "NULL") + "\n---\n "); ze.setSize(sdata.length); crc = new java.util.zip.CRC32(); crc.update(sdata); ze.setCrc(crc.getValue()); zos.putArchiveEntry(ze); zos.write(sdata); zos.closeArchiveEntry(); } zos.close(); } else if (m_format.equals(SignedDoc.FORMAT_DIGIDOC_XML)) { // ddoc format os.write(xmlHeader().getBytes()); for (int i = 0; i < countDataFiles(); i++) { DataFile df = getDataFile(i); df.writeToFile(os); os.write("\n".getBytes()); } for (int i = 0; i < countSignatures(); i++) { Signature sig = getSignature(i); if (sig.getOrigContent() != null) os.write(sig.getOrigContent()); else os.write(genFac.signatureToXML(sig)); os.write("\n".getBytes()); } os.write(xmlTrailer().getBytes()); } } catch (DigiDocException ex) { throw ex; // allready handled } catch (Exception ex) { DigiDocException.handleException(ex, DigiDocException.ERR_WRITE_FILE); } }
From source file:at.spardat.xma.xdelta.JarDelta.java
/** * Compute delta.//from w w w .j a v a2s . com * * @param source the source * @param target the target * @param output the output * @param list the list * @param prefix the prefix * @throws IOException Signals that an I/O exception has occurred. */ public void computeDelta(ZipFile source, ZipFile target, ZipArchiveOutputStream output, PrintWriter list, String prefix) throws IOException { try { for (Enumeration<ZipArchiveEntry> enumer = target.getEntries(); enumer.hasMoreElements();) { calculatedDelta = null; ZipArchiveEntry targetEntry = enumer.nextElement(); ZipArchiveEntry sourceEntry = findBestSource(source, target, targetEntry); String nextEntryName = prefix + targetEntry.getName(); if (sourceEntry != null && zipFilesPattern.matcher(sourceEntry.getName()).matches() && !equal(sourceEntry, targetEntry)) { nextEntryName += "!"; } nextEntryName += "|" + Long.toHexString(targetEntry.getCrc()); if (sourceEntry != null) { nextEntryName += ":" + Long.toHexString(sourceEntry.getCrc()); } else { nextEntryName += ":0"; } list.println(nextEntryName); if (targetEntry.isDirectory()) { if (sourceEntry == null) { ZipArchiveEntry outputEntry = entryToNewName(targetEntry, prefix + targetEntry.getName()); output.putArchiveEntry(outputEntry); output.closeArchiveEntry(); } } else { if (sourceEntry == null || sourceEntry.getSize() <= Delta.DEFAULT_CHUNK_SIZE || targetEntry.getSize() <= Delta.DEFAULT_CHUNK_SIZE) { // new Entry od. alter Eintrag od. neuer Eintrag leer ZipArchiveEntry outputEntry = entryToNewName(targetEntry, prefix + targetEntry.getName()); output.putArchiveEntry(outputEntry); try (InputStream in = target.getInputStream(targetEntry)) { int read = 0; while (-1 < (read = in.read(buffer))) { output.write(buffer, 0, read); } output.flush(); } output.closeArchiveEntry(); } else { if (!equal(sourceEntry, targetEntry)) { if (zipFilesPattern.matcher(sourceEntry.getName()).matches()) { File embeddedTarget = File.createTempFile("jardelta-tmp", ".zip"); File embeddedSource = File.createTempFile("jardelta-tmp", ".zip"); try (FileOutputStream out = new FileOutputStream(embeddedSource); InputStream in = source.getInputStream(sourceEntry); FileOutputStream out2 = new FileOutputStream(embeddedTarget); InputStream in2 = target.getInputStream(targetEntry)) { int read = 0; while (-1 < (read = in.read(buffer))) { out.write(buffer, 0, read); } out.flush(); read = 0; while (-1 < (read = in2.read(buffer))) { out2.write(buffer, 0, read); } out2.flush(); computeDelta(new ZipFile(embeddedSource), new ZipFile(embeddedTarget), output, list, prefix + sourceEntry.getName() + "!"); } finally { embeddedSource.delete(); embeddedTarget.delete(); } } else { ZipArchiveEntry outputEntry = new ZipArchiveEntry( prefix + targetEntry.getName() + ".gdiff"); outputEntry.setTime(targetEntry.getTime()); outputEntry.setComment("" + targetEntry.getCrc()); output.putArchiveEntry(outputEntry); if (calculatedDelta != null) { output.write(calculatedDelta); output.flush(); } else { try (ByteArrayOutputStream outbytes = new ByteArrayOutputStream()) { Delta d = new Delta(); DiffWriter diffWriter = new GDiffWriter(new DataOutputStream(outbytes)); int sourceSize = (int) sourceEntry.getSize(); byte[] sourceBytes = new byte[sourceSize]; try (InputStream sourceStream = source.getInputStream(sourceEntry)) { for (int erg = sourceStream.read( sourceBytes); erg < sourceBytes.length; erg += sourceStream .read(sourceBytes, erg, sourceBytes.length - erg)) ; } d.compute(sourceBytes, target.getInputStream(targetEntry), diffWriter); output.write(outbytes.toByteArray()); } } output.closeArchiveEntry(); } } } } } } finally { source.close(); target.close(); } }
From source file:org.itstechupnorth.walrus.base.ArticleBuffer.java
public void saveTo(ZipArchiveOutputStream out) throws IOException { saving = true;/*from w w w. j a v a 2 s .co m*/ final int originalPosition = buffer.position(); // System.out.println(moniker() + "saving@" + buffer.position()); try { buffer.flip(); encoder.reset(); final String name = NAME_PREFIX + getTitleHash() + NAME_SUFFIX; final ZipArchiveEntry entry = new ZipArchiveEntry(name); entry.setComment(getTitle()); out.putArchiveEntry(entry); outBuffer.clear(); boolean more = true; while (more) { final CoderResult result = encoder.encode(buffer, outBuffer, true); out.write(outBuffer.array(), 0, outBuffer.position()); outBuffer.clear(); more = CoderResult.OVERFLOW.equals(result); } out.closeArchiveEntry(); } finally { buffer.clear(); buffer.position(originalPosition); // System.out.println(moniker() + "saved@" + buffer.position()); saving = false; } }
From source file:org.zuinnote.hadoop.office.format.common.writer.msexcel.internal.EncryptedZipEntrySource.java
public void setInputStream(InputStream is) throws IOException { this.tmpFile = TempFile.createTempFile("hadoopoffice-protected", ".zip"); ZipArchiveInputStream zis = new ZipArchiveInputStream(is); FileOutputStream fos = new FileOutputStream(tmpFile); ZipArchiveOutputStream zos = new ZipArchiveOutputStream(fos); ZipArchiveEntry ze;/*from www . j a va2s . c om*/ while ((ze = (ZipArchiveEntry) zis.getNextEntry()) != null) { // rewrite zip entries to match the size of the encrypted data (with padding) ZipArchiveEntry zeNew = new ZipArchiveEntry(ze.getName()); zeNew.setComment(ze.getComment()); zeNew.setExtra(ze.getExtra()); zeNew.setTime(ze.getTime()); zos.putArchiveEntry(zeNew); FilterOutputStream fos2 = new FilterOutputStream(zos) { // do not close underlyzing ZipOutputStream @Override public void close() { } }; OutputStream nos; if (this.ciEncoder != null) { // encrypt if needed nos = new CipherOutputStream(fos2, this.ciEncoder); } else { // do not encrypt nos = fos2; } IOUtils.copy(zis, nos); nos.close(); if (fos2 != null) { fos2.close(); } zos.closeArchiveEntry(); } zos.close(); fos.close(); zis.close(); IOUtils.closeQuietly(is); this.zipFile = new ZipFile(this.tmpFile); }