java.util.zip.ZipEntry.getCrc()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.getCrc()方法的一些代码示例，展示了ZipEntry.getCrc()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.getCrc()方法的具体详情如下：
包路径：java.util.zip.ZipEntry
类名称：ZipEntry
方法名：getCrc

ZipEntry.getCrc介绍

[英]Gets the checksum for this ZipEntry.
[中]获取此ZipEntry的校验和。

代码示例

代码示例来源：origin: Tencent/tinker

public static String getZipEntryCrc(File file, String entryName) {
  ZipFile zipFile = null;
  try {
    zipFile = new ZipFile(file);
    ZipEntry entry = zipFile.getEntry(entryName);
    if (entry == null) {
      return null;
    }
    return String.valueOf(entry.getCrc());
  } catch (IOException e) {
    e.printStackTrace();
  } finally {
    if (zipFile != null) {
      try {
        zipFile.close();
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
  }
  return null;
}

代码示例来源：origin: Tencent/tinker

if (!zipEntry.isDirectory()) {
  String key = zipEntry.getName();
  String value = zipEntry.getCrc() + Constant.Symbol.DOT + zipEntry.getSize();
  map.put(key, value);

代码示例来源：origin: Tencent/tinker

String zipEntryName = zipEntry.getName();
String oldZipEntryHash = map.get(zipEntryName);
String newZipEntryHash = zipEntry.getCrc() + Constant.Symbol.DOT + zipEntry.getSize();

代码示例来源：origin: typ0520/fastdex

if (!zipEntry.isDirectory()) {
  String key = zipEntry.getName();
  String value = zipEntry.getCrc() + Constant.Symbol.DOT + zipEntry.getSize();
  map.put(key, value);

代码示例来源：origin: zeroturnaround/zt-zip

long crc1 = e1.getCrc();
long crc2 = e2.getCrc();
if (crc1 != -1 && crc2 != -1 && crc1 != crc2) {
 log.debug("Entry '" + path + "' CRC changed (" + crc1 + " vs " + crc2 + ").");

代码示例来源：origin: Sable/soot

private void copyAllButClassesDexAndSigFiles(ZipFile source, ZipOutputStream destination) throws IOException {
 Enumeration<? extends ZipEntry> sourceEntries = source.entries();
 while (sourceEntries.hasMoreElements()) {
  ZipEntry sourceEntry = sourceEntries.nextElement();
  String sourceEntryName = sourceEntry.getName();
  if (sourceEntryName.endsWith(".dex") || isSignatureFile(sourceEntryName)) {
   continue;
  }
  // separate ZipEntry avoids compression problems due to encodings
  ZipEntry destinationEntry = new ZipEntry(sourceEntryName);
  // use the same compression method as the original (certain files
  // are stored, not compressed)
  destinationEntry.setMethod(sourceEntry.getMethod());
  // copy other necessary fields for STORE method
  destinationEntry.setSize(sourceEntry.getSize());
  destinationEntry.setCrc(sourceEntry.getCrc());
  // finally craft new entry
  destination.putNextEntry(destinationEntry);
  InputStream zipEntryInput = source.getInputStream(sourceEntry);
  byte[] buffer = new byte[2048];
  int bytesRead = zipEntryInput.read(buffer);
  while (bytesRead > 0) {
   destination.write(buffer, 0, bytesRead);
   bytesRead = zipEntryInput.read(buffer);
  }
  zipEntryInput.close();
 }
}

代码示例来源：origin: typ0520/fastdex

String zipEntryName = zipEntry.getName();
String oldZipEntryHash = map.get(zipEntryName);
String newZipEntryHash = zipEntry.getCrc() + Constant.Symbol.DOT + zipEntry.getSize();

代码示例来源：origin: robolectric/robolectric

boolean getEntryInfo(org.robolectric.res.android.ZipFileRO.ZipEntryRO entry, Ref<Short> pMethod,
  final Ref<Long> pUncompLen, Ref<Long> pCompLen, Ref<Long> pOffset,
  final Ref<Long> pModWhen, Ref<Long> pCrc32)
{
 final ZipEntryRO zipEntry = /*reinterpret_cast<ZipEntryRO*>*/(entry);
 final ZipEntry ze = zipEntry.entry;
 if (pMethod != null) {
  pMethod.set((short) ze.getMethod());
 }
 if (pUncompLen != null) {
   pUncompLen.set(ze.getSize()); // uncompressed_length
 }
 if (pCompLen != null) {
   pCompLen.set(ze.getCompressedSize());
 }
 if (pOffset != null) {
  throw new UnsupportedOperationException("Figure out offset");
  //        pOffset = ze.offset;
 }
 if (pModWhen != null) {
   // todo pModWhen.set(ze.getLastModifiedTime().toMillis());
 }
 if (pCrc32 != null) {
  pCrc32.set(ze.getCrc());
 }
 return true;
}

代码示例来源：origin: zeroturnaround/zt-zip

/**
 * Copy entry with another name.
 *
 * @param original - zipEntry to copy
 * @param newName - new entry name, optional, if null, ogirinal's entry
 * @return copy of the original entry, but with the given name
 */
static ZipEntry copy(ZipEntry original, String newName) {
 ZipEntry copy = new ZipEntry(newName == null ? original.getName() : newName);
 if (original.getCrc() != -1) {
  copy.setCrc(original.getCrc());
 }
 if (original.getMethod() != -1) {
  copy.setMethod(original.getMethod());
 }
 if (original.getSize() >= 0) {
  copy.setSize(original.getSize());
 }
 if (original.getExtra() != null) {
  copy.setExtra(original.getExtra());
 }
 copy.setComment(original.getComment());
 copy.setTime(original.getTime());
 return copy;
}

代码示例来源：origin: org.apache.ant/ant

outputEntry.setCrc(inputEntry.getCrc());
outputEntry.setSize(inputEntry.getSize());

代码示例来源：origin: Tencent/tinker

String baseArscCrc = String.valueOf(arscEntry.getCrc());
if (!baseArscCrc.equals(resPatchInfo.arscBaseCrc)) {
  TinkerLog.e(TAG, "resources.arsc's crc is not equal, expect crc: %s, got crc: %s", resPatchInfo.arscBaseCrc, baseArscCrc);

代码示例来源：origin: Tencent/tinker

String rawEntryCrc = String.valueOf(rawApkFileEntry.getCrc());
if (!rawEntryCrc.equals(rawApkCrc)) {
  TinkerLog.e(TAG, "apk entry %s crc is not equal, expect crc: %s, got crc: %s", patchRealPath, rawApkCrc, rawEntryCrc);

代码示例来源：origin: jphp-group/jphp

private static ArrayMemory zipEntryToArray(ZipEntry zipEntry) {
  final ArrayMemory result = new ArrayMemory();
  result.refOfIndex("name").assign(zipEntry.getName());
  result.refOfIndex("crc").assign(zipEntry.getCrc());
  result.refOfIndex("size").assign(zipEntry.getSize());
  result.refOfIndex("compressedSize").assign(zipEntry.getCompressedSize());
  result.refOfIndex("time").assign(zipEntry.getTime());
  result.refOfIndex("method").assign(zipEntry.getMethod());
  result.refOfIndex("comment").assign(zipEntry.getComment());
  result.refOfIndex("directory").assign(zipEntry.isDirectory());
  return result;
}

代码示例来源：origin: Tencent/tinker

String rawEntryCrc = String.valueOf(rawApkFileEntry.getCrc());
if (!rawEntryCrc.equals(oldDexCrc)) {
  TinkerLog.e(TAG, "apk entry %s crc is not equal, expect crc: %s, got crc: %s", patchRealPath, oldDexCrc, rawEntryCrc);
String rawEntryCrc = String.valueOf(rawApkFileEntry.getCrc());
if (!rawEntryCrc.equals(oldDexCrc)) {
  TinkerLog.e(TAG, "apk entry %s crc is not equal, expect crc: %s, got crc: %s", patchRealPath, oldDexCrc, rawEntryCrc);

代码示例来源：origin: robovm/robovm

ze.setSize(ze.getCompressedSize());
if (ze.getCrc() == -1) {
  throw new ZipException("STORED entry missing CRC");

代码示例来源：origin: kingthy/TVRemoteIME

/*************ZIP file operation***************/
public static boolean readZipFile(String zipFileName, StringBuffer crc) {
  try {
    ZipInputStream zis = new ZipInputStream(new FileInputStream(zipFileName));
    ZipEntry entry;
    while ((entry = zis.getNextEntry()) != null) {
      long size = entry.getSize();
      crc.append(entry.getCrc() + ", size: " + size);
    }
    zis.close();
  } catch (Exception ex) {
    Log.i(TAG,"Exception: " + ex.toString());
    return false;
  }
  return true;
}

代码示例来源：origin: com.cloudbees/cloudbees-api-client-nodeps

public static Map<String, Long> getCheckSums(String archiveFile) throws IOException {
  Map<String, Long> checkSums = new HashMap<String, Long>();
  ZipFile zipFile = new ZipFile(archiveFile);
  Enumeration<? extends ZipEntry> e = zipFile.entries();
  while (e.hasMoreElements()) {
    ZipEntry entry = e.nextElement();
    checkSums.put(entry.getName(), entry.getCrc());
  }
  return checkSums;
}

代码示例来源：origin: com.cloudbees/cloudbees-api-client

public static Map<String, Long> getCheckSums(String archiveFile) throws IOException {
  Map<String, Long> checkSums = new HashMap<String, Long>();
  ZipFile zipFile = new ZipFile(archiveFile);
  Enumeration<? extends ZipEntry> e = zipFile.entries();
  while (e.hasMoreElements()) {
    ZipEntry entry = e.nextElement();
    checkSums.put(entry.getName(), entry.getCrc());
  }
  return checkSums;
}

代码示例来源：origin: GeeQuery/ef-orm

private void writeEXT(ZipEntry e) throws IOException {
  writeInt(EXTSIG); // EXT header signature
  writeInt(e.getCrc()); // crc-32
  writeInt(e.getCompressedSize()); // compressed size
  writeInt(e.getSize()); // uncompressed size
}

代码示例来源：origin: ujmp/universal-java-matrix-package

public ZipEntryMatrix(ZipFile zipFile, ZipEntry zipEntry) {
  this.zipFile = zipFile;
  this.zipEntry = zipEntry;
  setLabel(zipEntry.getName());
  setMetaData("CompressedSize", zipEntry.getCompressedSize());
  setMetaData("CRC", zipEntry.getCrc());
  setMetaData("Method", zipEntry.getMethod());
  setMetaData("Size", zipEntry.getSize());
  setMetaData("Time", zipEntry.getTime());
  setMetaData("IsDirectory", zipEntry.isDirectory());
  setMetaData("Comment", zipEntry.getComment());
}

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