java.util.zip.ZipEntry.setSize()方法的使用及代码示例

x33g5p2x  于2022-02-05 转载在 其他  
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本文整理了Java中java.util.zip.ZipEntry.setSize()方法的一些代码示例，展示了ZipEntry.setSize()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。ZipEntry.setSize()方法的具体详情如下：
包路径：java.util.zip.ZipEntry
类名称：ZipEntry
方法名：setSize

ZipEntry.setSize介绍

[英]Sets the uncompressed size of this ZipEntry.
[中]设置此ZipEntry的未压缩大小。

代码示例

代码示例来源：origin: stackoverflow.com

public static byte[] zipBytes(String filename, byte[] input) throws IOException {
  ByteArrayOutputStream baos = new ByteArrayOutputStream();
  ZipOutputStream zos = new ZipOutputStream(baos);
  ZipEntry entry = new ZipEntry(filename);
  entry.setSize(input.length);
  zos.putNextEntry(entry);
  zos.write(input);
  zos.closeEntry();
  zos.close();
  return baos.toByteArray();
}

代码示例来源：origin: apache/ignite

/**
 * Zips bytes.
 *
 * @param input Input bytes.
 * @return Zipped byte array.
 * @throws IOException If failed.
 */
public static byte[] zipBytes(byte[] input) throws IOException {
  ByteArrayOutputStream baos = new ByteArrayOutputStream(DFLT_BUFFER_SIZE);
  try (ZipOutputStream zos = new ZipOutputStream(baos)) {
    ZipEntry entry = new ZipEntry("");
    try {
      entry.setSize(input.length);
      zos.putNextEntry(entry);
      zos.write(input);
    }
    finally {
      zos.closeEntry();
    }
  }
  return baos.toByteArray();
}

代码示例来源：origin: apache/ignite

/**
 * Zips byte array.
 *
 * @param input Input bytes.
 * @param initBufSize Initial buffer size.
 * @return Zipped byte array.
 * @throws IOException If failed.
 */
public static byte[] zipBytes(byte[] input, int initBufSize) throws IOException {
  ByteArrayOutputStream bos = new ByteArrayOutputStream(initBufSize);
  try (ZipOutputStream zos = new ZipOutputStream(bos)) {
    try {
      ZipEntry entry = new ZipEntry("");
      entry.setSize(input.length);
      zos.putNextEntry(entry);
      zos.write(input);
    }
    finally {
      zos.closeEntry();
    }
  }
  return bos.toByteArray();
}

代码示例来源：origin: redisson/redisson

public static void addFolderToZip(ZipOutputStream zos, String path, String comment) throws IOException {
  while (path.length() != 0 && path.charAt(0) == '/') {
    path = path.substring(1);
  }
  // add folder record
  if (!StringUtil.endsWithChar(path, '/')) {
    path += '/';
  }
  ZipEntry zipEntry = new ZipEntry(path);
  zipEntry.setTime(System.currentTimeMillis());
  if (comment != null) {
    zipEntry.setComment(comment);
  }
  zipEntry.setSize(0);
  zipEntry.setCrc(0);
  zos.putNextEntry(zipEntry);
  zos.closeEntry();
}

代码示例来源：origin: scouter-project/scouter

static public void sendZipFile(ZipOutputStream zos, File file) throws Exception {
  String zipFilename = file.getAbsolutePath();
  int index = zipFilename.lastIndexOf(File.separator);
  if(index >= 0){
    zipFilename = zipFilename.substring(index+1);
  }
     
  ZipEntry zipEntry = new ZipEntry(zipFilename);
  zipEntry.setMethod(ZipEntry.DEFLATED);
  zipEntry.setSize(file.length());
  zos.putNextEntry(zipEntry);
  int readSize = 0;		
  byte[] buffer = new byte[FILE_BUFFER_SIZE];
  BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
  while (0 != (readSize = bis.read(buffer))) {
    if(-1 == readSize) break;
    zos.write(buffer, 0, readSize);
  }
  bis.close();
}

代码示例来源：origin: scouter-project/scouter

static public void sendZipFile(ZipOutputStream zos, File file) throws Exception {
  String zipFilename = file.getAbsolutePath();
  int index = zipFilename.lastIndexOf(File.separator);
  if(index >= 0){
    zipFilename = zipFilename.substring(index+1);
  }
     
  ZipEntry zipEntry = new ZipEntry(zipFilename);
  zipEntry.setMethod(ZipEntry.DEFLATED);
  zipEntry.setSize(file.length());
  zos.putNextEntry(zipEntry);
  int readSize = 0;		
  byte[] buffer = new byte[FILE_BUFFER_SIZE];
  BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
  while (0 != (readSize = bis.read(buffer))) {
    if(-1 == readSize) break;
    zos.write(buffer, 0, readSize);
  }
  bis.close();
}

代码示例来源：origin: scouter-project/scouter

static public void sendZipFile(ZipOutputStream zos, File file) throws Exception {
  String zipFilename = file.getAbsolutePath();
  int index = zipFilename.lastIndexOf(File.separator);
  if(index >= 0){
    zipFilename = zipFilename.substring(index+1);
  }
     
  ZipEntry zipEntry = new ZipEntry(zipFilename);
  zipEntry.setMethod(ZipEntry.DEFLATED);
  zipEntry.setSize(file.length());
  zos.putNextEntry(zipEntry);
  int readSize = 0;		
  byte[] buffer = new byte[FILE_BUFFER_SIZE];
  BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
  while (0 != (readSize = bis.read(buffer))) {
    if(-1 == readSize) break;
    zos.write(buffer, 0, readSize);
  }
  bis.close();
}

代码示例来源：origin: scouter-project/scouter

static public void sendZipFile(ZipOutputStream zos, File file) throws Exception {
  String zipFilename = file.getAbsolutePath();
  int index = zipFilename.lastIndexOf(File.separator);
  if(index >= 0){
    zipFilename = zipFilename.substring(index+1);
  }
     
  ZipEntry zipEntry = new ZipEntry(zipFilename);
  zipEntry.setMethod(ZipEntry.DEFLATED);
  zipEntry.setSize(file.length());
  zos.putNextEntry(zipEntry);
  int readSize = 0;		
  byte[] buffer = new byte[FILE_BUFFER_SIZE];
  BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
  while (0 != (readSize = bis.read(buffer))) {
    if(-1 == readSize) break;
    zos.write(buffer, 0, readSize);
  }
  bis.close();
}

代码示例来源：origin: scouter-project/scouter

static public void sendZipFile(ZipOutputStream zos, File file) throws Exception {
  String zipFilename = file.getAbsolutePath();
  int index = zipFilename.lastIndexOf(File.separator);
  if(index >= 0){
    zipFilename = zipFilename.substring(index+1);
  }
     
  ZipEntry zipEntry = new ZipEntry(zipFilename);
  zipEntry.setMethod(ZipEntry.DEFLATED);
  zipEntry.setSize(file.length());
  zos.putNextEntry(zipEntry);
  int readSize = 0;		
  byte[] buffer = new byte[FILE_BUFFER_SIZE];
  BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
  while (0 != (readSize = bis.read(buffer))) {
    if(-1 == readSize) break;
    zos.write(buffer, 0, readSize);
  }
  bis.close();
}

代码示例来源：origin: iBotPeaches/Apktool

private void copyUnknownFiles(File appDir, ZipOutputStream outputFile, Map<String, String> files)
    throws BrutException, IOException {
  File unknownFileDir = new File(appDir, UNK_DIRNAME);
  // loop through unknown files
  for (Map.Entry<String,String> unknownFileInfo : files.entrySet()) {
    File inputFile = new File(unknownFileDir, BrutIO.sanitizeUnknownFile(unknownFileDir, unknownFileInfo.getKey()));
    if (inputFile.isDirectory()) {
      continue;
    }
    ZipEntry newEntry = new ZipEntry(unknownFileInfo.getKey());
    int method = Integer.parseInt(unknownFileInfo.getValue());
    LOGGER.fine(String.format("Copying unknown file %s with method %d", unknownFileInfo.getKey(), method));
    if (method == ZipEntry.STORED) {
      newEntry.setMethod(ZipEntry.STORED);
      newEntry.setSize(inputFile.length());
      newEntry.setCompressedSize(-1);
      BufferedInputStream unknownFile = new BufferedInputStream(new FileInputStream(inputFile));
      CRC32 crc = BrutIO.calculateCrc(unknownFile);
      newEntry.setCrc(crc.getValue());
    } else {
      newEntry.setMethod(ZipEntry.DEFLATED);
    }
    outputFile.putNextEntry(newEntry);
    BrutIO.copy(inputFile, outputFile);
    outputFile.closeEntry();
  }
}

代码示例来源：origin: iBotPeaches/Apktool

if (mDoNotCompress != null && (mDoNotCompress.contains(extension) || mDoNotCompress.contains(zipEntry.getName()))) {
  zipEntry.setMethod(ZipEntry.STORED);
  zipEntry.setSize(file.length());
  BufferedInputStream unknownFile = new BufferedInputStream(new FileInputStream(file));
  CRC32 crc = BrutIO.calculateCrc(unknownFile);

代码示例来源：origin: oblac/jodd

public static void addFolderToZip(final ZipOutputStream zos, String path, final String comment) throws IOException {
  while (path.length() != 0 && path.charAt(0) == '/') {
    path = path.substring(1);
  }
  // add folder record
  if (!StringUtil.endsWithChar(path, '/')) {
    path += '/';
  }
  ZipEntry zipEntry = new ZipEntry(path);
  zipEntry.setTime(System.currentTimeMillis());
  if (comment != null) {
    zipEntry.setComment(comment);
  }
  zipEntry.setSize(0);
  zipEntry.setCrc(0);
  zos.putNextEntry(zipEntry);
  zos.closeEntry();
}

代码示例来源：origin: apache/ignite

/**
 * @param bytes Byte array to compress.
 * @param compressionLevel Level of compression to encode.
 * @return Compressed bytes.
 * @throws IgniteCheckedException If failed.
 */
public static byte[] zip(@Nullable byte[] bytes, int compressionLevel) throws IgniteCheckedException {
  try {
    if (bytes == null)
      return null;
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    try (ZipOutputStream zos = new ZipOutputStream(bos)) {
      zos.setLevel(compressionLevel);
      ZipEntry entry = new ZipEntry("");
      try {
        entry.setSize(bytes.length);
        zos.putNextEntry(entry);
        zos.write(bytes);
      }
      finally {
        zos.closeEntry();
      }
    }
    return bos.toByteArray();
  }
  catch (Exception e) {
    throw new IgniteCheckedException(e);
  }
}

代码示例来源：origin: pxb1988/dex2jar

@Override
public void closeEntry() throws IOException {
  ZipEntry delayedEntry = this.delayedEntry;
  if (delayedEntry != null) {
    AccessBufByteArrayOutputStream delayedOutputStream = this.delayedOutputStream;
    byte[] buf = delayedOutputStream.getBuf();
    int size = delayedOutputStream.size();
    delayedEntry.setSize(size);
    delayedEntry.setCompressedSize(size);
    crc.reset();
    crc.update(buf, 0, size);
    delayedEntry.setCrc(crc.getValue());
    super.putNextEntry(delayedEntry);
    super.write(buf, 0, size);
    this.delayedEntry = null;
    delayedOutputStream.reset();
  }
  super.closeEntry();
}

代码示例来源：origin: org.apache.ant/ant

private void addFile(ZipOutputStream output, File file, String prefix,
           boolean compress) throws IOException {
  //Make sure file exists
  if (!file.exists()) {
    return;
  }
  ZipEntry entry = new ZipEntry(getEntryName(file, prefix));
  entry.setTime(file.lastModified());
  entry.setSize(file.length());
  if (!compress) {
    entry.setCrc(calcChecksum(file));
  }
  addToOutputStream(output, Files.newInputStream(file.toPath()), entry);
}

代码示例来源：origin: iBotPeaches/Apktool

crc.update(data);
entry = new ZipEntry("resources.arsc");
entry.setSize(data.length);
entry.setCrc(crc.getValue());
out.putNextEntry(entry);
  CRC32 manifestCrc = new CRC32();
  manifestCrc.update(manifest);
  entry.setSize(manifest.length);
  entry.setCompressedSize(-1);
  entry.setCrc(manifestCrc.getValue());

代码示例来源：origin: redisson/redisson

zipEntry.setSize(0);
zipEntry.setCrc(0);

代码示例来源：origin: syncany/syncany

@Override
public void write(Chunk chunk) throws IOException {
  size += chunk.getSize();
    ZipEntry entry = new ZipEntry(StringUtil.toHex(chunk.getChecksum()));
  entry.setSize(chunk.getSize());
  zipOut.putNextEntry(entry);
  zipOut.write(chunk.getContent(), 0, chunk.getSize());
  zipOut.closeEntry();
}

代码示例来源：origin: zeroturnaround/zt-zip

public ZipEntry getEntry() {
 ZipEntry entry = new ZipEntry(path);
 if (bytes != null) {
  entry.setSize(bytes.length);
 }
 if(compressionMethod != -1) {
  entry.setMethod(compressionMethod);
 }
 if(crc != -1L) {
  entry.setCrc(crc);
 }
 entry.setTime(time);
 return entry;
}

代码示例来源：origin: zeroturnaround/zt-zip

/**
 * Create new Zip entry and fill it with associated with file meta-info
 * 
 * @param name Zip entry name
 * @param file source File
 * @return newly created Zip entry
 */
static ZipEntry fromFile(String name, File file) {
 ZipEntry zipEntry = new ZipEntry(name);
 if (!file.isDirectory()) {
  zipEntry.setSize(file.length());
 }
 zipEntry.setTime(file.lastModified());
 ZTFilePermissions permissions = ZTFilePermissionsUtil.getDefaultStategy().getPermissions(file);
 if (permissions != null) {
  ZipEntryUtil.setZTFilePermissions(zipEntry, permissions);
 }
 return zipEntry;
}

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