net.lingala.zip4j.model.ZipModel.isSplitArchive()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net.lingala.zip4j.model.ZipModel.isSplitArchive()方法的一些代码示例，展示了ZipModel.isSplitArchive()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。ZipModel.isSplitArchive()方法的具体详情如下：
包路径：net.lingala.zip4j.model.ZipModel
类名称：ZipModel
方法名：isSplitArchive

ZipModel.isSplitArchive介绍

暂无

代码示例

代码示例来源：origin: net.lingala.zip4j/zip4j

/**
 * Checks if the zip file is a split archive
 * @return true if split archive, false if not
 * @throws ZipException
 */
public boolean isSplitArchive() throws ZipException {
  if (zipModel == null) {
    readZipInfo();
    if (zipModel == null) {
      throw new ZipException("Zip Model is null");
    }
  }
  
  return zipModel.isSplitArchive();

}

代码示例来源：origin: com.github.axet/zip4j

/**
 * Checks if the zip file is a split archive
 * @return true if split archive, false if not
 * @throws ZipException
 */
public boolean isSplitArchive() throws ZipException {
  if (zipModel == null) {
    readZipInfo();
    if (zipModel == null) {
      throw new ZipException("Zip Model is null");
    }
  }
  
  return zipModel.isSplitArchive();

}

代码示例来源：origin: net.lingala.zip4j/zip4j

protected void checkAndReadAESMacBytes() throws IOException {
  if (isAESEncryptedFile) {
    if (decrypter != null && decrypter instanceof AESDecrypter) {
      if (((AESDecrypter)decrypter).getStoredMac() != null) {
        //Stored mac already set
        return;
      }
      byte[] macBytes = new byte[InternalZipConstants.AES_AUTH_LENGTH];
      int readLen = -1;
      readLen = raf.read(macBytes);
      if (readLen != InternalZipConstants.AES_AUTH_LENGTH) {
        if (unzipEngine.getZipModel().isSplitArchive()) {
          raf.close();
          raf = unzipEngine.startNextSplitFile();
          int newlyRead = raf.read(macBytes, readLen, InternalZipConstants.AES_AUTH_LENGTH - readLen);
          readLen += newlyRead;
        } else {
          throw new IOException("Error occured while reading stored AES authentication bytes");
        }
      }
      
      ((AESDecrypter)unzipEngine.getDecrypter()).setStoredMac(macBytes);
    }
  }
}

代码示例来源：origin: net.lingala.zip4j/zip4j

private long calculateTotalWorkForMergeOp(ZipModel zipModel) throws ZipException {
    long totSize = 0;
    if (zipModel.isSplitArchive()) {
      int totNoOfSplitFiles = zipModel.getEndCentralDirRecord().getNoOfThisDisk();
      String partFile = null;
      String curZipFile = zipModel.getZipFile();
      int partNumber = 0;
      for (int i = 0; i <= totNoOfSplitFiles; i++) {
        if (partNumber == zipModel.getEndCentralDirRecord().getNoOfThisDisk()) {
          partFile = zipModel.getZipFile();
        } else {
          if (partNumber >= 9) {
            partFile = curZipFile.substring(0, curZipFile.lastIndexOf(".")) + ".z" + (partNumber+ 1);
          } else{
            partFile = curZipFile.substring(0, curZipFile.lastIndexOf(".")) + ".z0" + (partNumber+ 1);
          }
        }
        
        totSize += Zip4jUtil.getFileLengh(new File(partFile)); 
      }
      
    }
    return totSize;
  }
}

代码示例来源：origin: net.lingala.zip4j/zip4j

private RandomAccessFile createFileHandler(String mode) throws ZipException {
  if (this.zipModel == null || !Zip4jUtil.isStringNotNullAndNotEmpty(this.zipModel.getZipFile())) {
    throw new ZipException("input parameter is null in getFilePointer");
  }
  
  try {
    RandomAccessFile raf = null;
    if (zipModel.isSplitArchive()) {
      raf = checkSplitFile();
    } else {
      raf = new RandomAccessFile(new File(this.zipModel.getZipFile()), mode);
    }
    return raf;
  } catch (FileNotFoundException e) {
    throw new ZipException(e);
  } catch (Exception e) {
    throw new ZipException(e);
  }
}

代码示例来源：origin: net.lingala.zip4j/zip4j

private RandomAccessFile checkSplitFile() throws ZipException {
  if (zipModel.isSplitArchive()) {
    int diskNumberStartOfFile = fileHeader.getDiskNumberStart();
    currSplitFileCounter = diskNumberStartOfFile + 1;

代码示例来源：origin: com.github.axet/zip4j

private long calculateTotalWorkForMergeOp(ZipModel zipModel) throws ZipException {
    long totSize = 0;
    if (zipModel.isSplitArchive()) {
      int totNoOfSplitFiles = zipModel.getEndCentralDirRecord().getNoOfThisDisk();
      NativeStorage partFile = null;
      NativeStorage curZipFile = zipModel.getZipFile();
      String curZipFileName = curZipFile.getName();
      int partNumber = 0;
      for (int i = 0; i <= totNoOfSplitFiles; i++) {
        if (partNumber == zipModel.getEndCentralDirRecord().getNoOfThisDisk()) {
          partFile = zipModel.getZipFile();
        } else {
          if (partNumber >= 9) {
            partFile = curZipFile.getParent().open(curZipFileName.substring(0, curZipFileName.lastIndexOf(".")) + ".z" + (partNumber+ 1));
          } else{
            partFile = curZipFile.getParent().open(curZipFileName.substring(0, curZipFileName.lastIndexOf(".")) + ".z0" + (partNumber+ 1));
          }
        }
        
        totSize += Zip4jUtil.getFileLengh(partFile); 
      }
      
    }
    return totSize;
  }
}

代码示例来源：origin: com.github.axet/zip4j

/**
 * Internal method to add a folder to the zip file.
 * @param path
 * @param parameters
 * @param checkSplitArchive
 * @throws ZipException
 */
private void addFolder(NativeStorage path, ZipParameters parameters, 
    boolean checkSplitArchive) throws ZipException {
  
  checkZipModel();
  
  if (this.zipModel == null) {
    throw new ZipException("internal error: zip model is null");
  }
  
  if (checkSplitArchive) {
    if (this.zipModel.isSplitArchive()) {
      throw new ZipException("This is a split archive. Zip file format does not allow updating split/spanned files");
    }
  }
  
  ZipEngine zipEngine = new ZipEngine(zipModel);
  zipEngine.addFolderToZip(path, parameters, progressMonitor, runInThread);
  
}

代码示例来源：origin: net.lingala.zip4j/zip4j

/**
 * Internal method to add a folder to the zip file.
 * @param path
 * @param parameters
 * @param checkSplitArchive
 * @throws ZipException
 */
private void addFolder(File path, ZipParameters parameters, 
    boolean checkSplitArchive) throws ZipException {
  
  checkZipModel();
  
  if (this.zipModel == null) {
    throw new ZipException("internal error: zip model is null");
  }
  
  if (checkSplitArchive) {
    if (this.zipModel.isSplitArchive()) {
      throw new ZipException("This is a split archive. Zip file format does not allow updating split/spanned files");
    }
  }
  
  ZipEngine zipEngine = new ZipEngine(zipModel);
  zipEngine.addFolderToZip(path, parameters, progressMonitor, runInThread);
  
}

代码示例来源：origin: com.github.axet/zip4j

protected void checkAndReadAESMacBytes() throws IOException {
  if (isAESEncryptedFile) {
    if (decrypter != null && decrypter instanceof AESDecrypter) {
      if (((AESDecrypter)decrypter).getStoredMac() != null) {
        //Stored mac already set
        return;
      }
      byte[] macBytes = new byte[InternalZipConstants.AES_AUTH_LENGTH];
      int readLen = -1;
      readLen = raf.read(macBytes);
      if (readLen != InternalZipConstants.AES_AUTH_LENGTH) {
        if (unzipEngine.getZipModel().isSplitArchive()) {
          raf.close();
          raf = unzipEngine.startNextSplitFile();
          int newlyRead = raf.read(macBytes, readLen, InternalZipConstants.AES_AUTH_LENGTH - readLen);
          readLen += newlyRead;
        } else {
          throw new IOException("Error occured while reading stored AES authentication bytes");
        }
      }
      
      ((AESDecrypter)unzipEngine.getDecrypter()).setStoredMac(macBytes);
    }
  }
}

代码示例来源：origin: com.github.axet/zip4j

private NativeFile checkSplitFile() throws ZipException {
  if (zipModel.isSplitArchive()) {
    int diskNumberStartOfFile = fileHeader.getDiskNumberStart();
    currSplitFileCounter = diskNumberStartOfFile + 1;

代码示例来源：origin: net.lingala.zip4j/zip4j

/**
 * Removes the file provided in the input file header from the zip file.
 * If zip file is a split zip file, then this method throws an exception as
 * zip specification does not allow for updating split zip archives.
 * @param fileHeader
 * @throws ZipException
 */
public void removeFile(FileHeader fileHeader) throws ZipException {
  if (fileHeader == null) {
    throw new ZipException("file header is null, cannot remove file");
  }
  
  if (zipModel == null) {
    if (Zip4jUtil.checkFileExists(file)) {
      readZipInfo();
    }
  }
  
  if (zipModel.isSplitArchive()) {
    throw new ZipException("Zip file format does not allow updating split/spanned files");
  }
  
  ArchiveMaintainer archiveMaintainer = new ArchiveMaintainer();
  archiveMaintainer.initProgressMonitorForRemoveOp(zipModel, fileHeader, progressMonitor);
  archiveMaintainer.removeZipFile(zipModel, fileHeader, progressMonitor, runInThread);
}

代码示例来源：origin: com.github.axet/zip4j

/**
 * Removes the file provided in the input file header from the zip file.
 * If zip file is a split zip file, then this method throws an exception as
 * zip specification does not allow for updating split zip archives.
 * @param fileHeader
 * @throws ZipException
 */
public void removeFile(FileHeader fileHeader) throws ZipException {
  if (fileHeader == null) {
    throw new ZipException("file header is null, cannot remove file");
  }
  
  if (zipModel == null) {
    if (Zip4jUtil.checkFileExists(file)) {
      readZipInfo();
    }
  }
  
  if (zipModel.isSplitArchive()) {
    throw new ZipException("Zip file format does not allow updating split/spanned files");
  }
  
  ArchiveMaintainer archiveMaintainer = new ArchiveMaintainer();
  archiveMaintainer.initProgressMonitorForRemoveOp(zipModel, fileHeader, progressMonitor);
  archiveMaintainer.removeZipFile(zipModel, fileHeader, progressMonitor, runInThread);
}

代码示例来源：origin: com.github.axet/zip4j

private NativeFile createFileHandler() throws ZipException {
  if (this.zipModel == null || !Zip4jUtil.isStringNotNullAndNotEmpty(this.zipModel.getZipFile())) {
    throw new ZipException("input parameter is null in getFilePointer");
  }
  
  try {
    NativeFile raf = null;
    if (zipModel.isSplitArchive()) {
      raf = checkSplitFile();
    } else {
      raf = this.zipModel.getZipFile().read();
    }
    return raf;
  } catch (FileNotFoundException e) {
    throw new ZipException(e);
  } catch (Exception e) {
    throw new ZipException(e);
  }
}

代码示例来源：origin: net.lingala.zip4j/zip4j

if (zipModel.isSplitArchive()) {
  throw new ZipException("Zip file format does not allow updating split/spanned files");

代码示例来源：origin: com.github.axet/zip4j

if (zipModel.isSplitArchive()) {
  throw new ZipException("Zip file format does not allow updating split/spanned files");

代码示例来源：origin: net.lingala.zip4j/zip4j

if (zipModel.isSplitArchive()) {
  throw new ZipException("Zip file already exists. Zip file format does not allow updating split/spanned files");

代码示例来源：origin: com.github.axet/zip4j

if (zipModel.isSplitArchive()) {
  throw new ZipException("Zip file already exists. Zip file format does not allow updating split/spanned files");

代码示例来源：origin: net.lingala.zip4j/zip4j

if (zipModel.isSplitArchive()) {
  throw new ZipException("Zip file already exists. Zip file format does not allow updating split/spanned files");

代码示例来源：origin: com.github.axet/zip4j

if (zipModel.isSplitArchive()) {
  throw new ZipException("Zip file already exists. Zip file format does not allow updating split/spanned files");

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