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Java HdfsLocatedFileStatus类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus的典型用法代码示例。如果您正苦于以下问题:Java HdfsLocatedFileStatus类的具体用法?Java HdfsLocatedFileStatus怎么用?Java HdfsLocatedFileStatus使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



HdfsLocatedFileStatus类属于org.apache.hadoop.hdfs.protocol包,在下文中一共展示了HdfsLocatedFileStatus类的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: hasNext

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
@Override
@SuppressWarnings("unchecked")
public boolean hasNext() throws IOException {
  while (curStat == null && hasNextNoFilter()) {
    T next;
    HdfsFileStatus fileStat = thisListing.getPartialListing()[i++];
    if (needLocation) {
      next = (T)((HdfsLocatedFileStatus)fileStat)
          .makeQualifiedLocated(getUri(), p);
    } else {
      next = (T)fileStat.makeQualified(getUri(), p);
    }
      // apply filter if not null
    if (filter == null || filter.accept(next.getPath())) {
      curStat = next;
    }
  }
  return curStat != null;
}
 
开发者ID:naver,项目名称:hadoop,代码行数:20,代码来源:DistributedFileSystem.java


示例2: convert

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
public static HdfsFileStatus convert(HdfsFileStatusProto fs) {
  if (fs == null)
    return null;
  return new HdfsLocatedFileStatus(
      fs.getLength(), fs.getFileType().equals(FileType.IS_DIR), 
      fs.getBlockReplication(), fs.getBlocksize(),
      fs.getModificationTime(), fs.getAccessTime(),
      PBHelper.convert(fs.getPermission()), fs.getOwner(), fs.getGroup(), 
      fs.getFileType().equals(FileType.IS_SYMLINK) ? 
          fs.getSymlink().toByteArray() : null,
      fs.getPath().toByteArray(),
      fs.hasFileId()? fs.getFileId(): INodeId.GRANDFATHER_INODE_ID,
      fs.hasLocations() ? PBHelper.convert(fs.getLocations()) : null,
      fs.hasChildrenNum() ? fs.getChildrenNum() : -1,
      fs.hasFileEncryptionInfo() ? convert(fs.getFileEncryptionInfo()) : null,
      fs.hasStoragePolicy() ? (byte) fs.getStoragePolicy()
          : BlockStoragePolicySuite.ID_UNSPECIFIED);
}
 
开发者ID:naver,项目名称:hadoop,代码行数:19,代码来源:PBHelper.java


示例3: verifyFile

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
private void verifyFile(final Path parent, final HdfsFileStatus status,
    final Byte expectedPolicyId) throws Exception {
  HdfsLocatedFileStatus fileStatus = (HdfsLocatedFileStatus) status;
  byte policyId = fileStatus.getStoragePolicy();
  BlockStoragePolicy policy = policies.getPolicy(policyId);
  if (expectedPolicyId != null) {
    Assert.assertEquals((byte)expectedPolicyId, policy.getId());
  }
  final List<StorageType> types = policy.chooseStorageTypes(
      status.getReplication());
  for(LocatedBlock lb : fileStatus.getBlockLocations().getLocatedBlocks()) {
    final Mover.StorageTypeDiff diff = new Mover.StorageTypeDiff(types,
        lb.getStorageTypes());
    Assert.assertTrue(fileStatus.getFullName(parent.toString())
        + " with policy " + policy + " has non-empty overlap: " + diff
        + ", the corresponding block is " + lb.getBlock().getLocalBlock(),
        diff.removeOverlap(true));
  }
}
 
开发者ID:naver,项目名称:hadoop,代码行数:20,代码来源:TestStorageMover.java


示例4: hasNext

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
@Override
@SuppressWarnings("unchecked")
public boolean hasNext() throws IOException {
  while (curStat == null && hasNextNoFilter()) {
    T next;
    HdfsFileStatus fileStat = thisListing.getPartialListing()[i++];
    if (needLocation) {
      next = (T)((HdfsLocatedFileStatus)fileStat)
          .makeQualifiedLocated(getUri(), p);
    } else {
      next = (T)fileStat.makeQualified(getUri(), p);
    }
    // apply filter if not null
    if (filter == null || filter.accept(next.getPath())) {
      curStat = next;
    }
  }
  return curStat != null;
}
 
开发者ID:aliyun-beta,项目名称:aliyun-oss-hadoop-fs,代码行数:20,代码来源:DistributedFileSystem.java


示例5: convert

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
public static HdfsFileStatus convert(HdfsFileStatusProto fs) {
  if (fs == null)
    return null;
  return new HdfsLocatedFileStatus(
      fs.getLength(), fs.getFileType().equals(FileType.IS_DIR),
      fs.getBlockReplication(), fs.getBlocksize(),
      fs.getModificationTime(), fs.getAccessTime(),
      convert(fs.getPermission()), fs.getOwner(), fs.getGroup(),
      fs.getFileType().equals(FileType.IS_SYMLINK) ?
          fs.getSymlink().toByteArray() : null,
      fs.getPath().toByteArray(),
      fs.hasFileId()? fs.getFileId(): HdfsConstants.GRANDFATHER_INODE_ID,
      fs.hasLocations() ? convert(fs.getLocations()) : null,
      fs.hasChildrenNum() ? fs.getChildrenNum() : -1,
      fs.hasFileEncryptionInfo() ? convert(fs.getFileEncryptionInfo()) : null,
      fs.hasStoragePolicy() ? (byte) fs.getStoragePolicy()
          : HdfsConstants.BLOCK_STORAGE_POLICY_ID_UNSPECIFIED,
      fs.hasEcPolicy() ? convertErasureCodingPolicy(fs.getEcPolicy()) : null);
}
 
开发者ID:aliyun-beta,项目名称:aliyun-oss-hadoop-fs,代码行数:20,代码来源:PBHelperClient.java


示例6: listLocatedStatus

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
@Override
public RemoteIterator<LocatedFileStatus> listLocatedStatus(
    final Path p)
    throws FileNotFoundException, IOException {
  return new DirListingIterator<LocatedFileStatus>(p, true) {

    @Override
    public LocatedFileStatus next() throws IOException {
      return ((HdfsLocatedFileStatus)getNext()).makeQualifiedLocated(
          getUri(), p);
    }
  };
}
 
开发者ID:naver,项目名称:hadoop,代码行数:14,代码来源:Hdfs.java


示例7: createLocatedFileStatus

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
/**
 * Create FileStatus with location info by file INode
 */
private HdfsLocatedFileStatus createLocatedFileStatus(byte[] path,
    INode node, Snapshot snapshot) throws IOException {
  assert hasReadLock();
  long size = 0; // length is zero for directories
  short replication = 0;
  long blocksize = 0;
  LocatedBlocks loc = null;
  if (node.isFile()) {
    final INodeFile fileNode = node.asFile();
    size = fileNode.computeFileSize(snapshot);
    replication = fileNode.getFileReplication(snapshot);
    blocksize = fileNode.getPreferredBlockSize();

    final boolean inSnapshot = snapshot != null; 
    final boolean isUc = inSnapshot ? false : fileNode.isUnderConstruction();
    final long fileSize = !inSnapshot && isUc ? 
        fileNode.computeFileSizeNotIncludingLastUcBlock() : size;
    loc = getFSNamesystem().getBlockManager().createLocatedBlocks(
        fileNode.getBlocks(), fileSize, isUc, 0L, size, false,
        inSnapshot);
    if (loc == null) {
      loc = new LocatedBlocks();
    }
  }
  int childrenNum = node.isDirectory() ? 
      node.asDirectory().getChildrenNum(snapshot) : 0;
      
  return new HdfsLocatedFileStatus(size, node.isDirectory(), replication,
      blocksize, node.getModificationTime(snapshot),
      node.getAccessTime(snapshot), node.getFsPermission(snapshot),
      node.getUserName(snapshot), node.getGroupName(snapshot),
      node.isSymlink() ? node.asSymlink().getSymlink() : null, path,
      node.getId(), loc, childrenNum);
}
 
开发者ID:ict-carch,项目名称:hadoop-plus,代码行数:38,代码来源:FSDirectory.java


示例8: convert

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
public static HdfsFileStatus convert(HdfsFileStatusProto fs) {
  if (fs == null)
    return null;
  return new HdfsLocatedFileStatus(
      fs.getLength(), fs.getFileType().equals(FileType.IS_DIR), 
      fs.getBlockReplication(), fs.getBlocksize(),
      fs.getModificationTime(), fs.getAccessTime(),
      PBHelper.convert(fs.getPermission()), fs.getOwner(), fs.getGroup(), 
      fs.getFileType().equals(FileType.IS_SYMLINK) ? 
          fs.getSymlink().toByteArray() : null,
      fs.getPath().toByteArray(),
      fs.hasFileId()? fs.getFileId(): INodeId.GRANDFATHER_INODE_ID,
      fs.hasLocations() ? PBHelper.convert(fs.getLocations()) : null,
      fs.hasChildrenNum() ? fs.getChildrenNum() : 0);
}
 
开发者ID:ict-carch,项目名称:hadoop-plus,代码行数:16,代码来源:PBHelper.java


示例9: makeQualifiedLocated

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
private LocatedFileStatus makeQualifiedLocated(HdfsLocatedFileStatus f,
    Path parent) throws IOException {
  return new LocatedFileStatus(f.getLen(), f.isDir(), f.getReplication(),
      f.getBlockSize(), f.getModificationTime(), f.getAccessTime(),
      f.getPermission(), f.getOwner(), f.getGroup(),
      f.isSymlink() ? f.getSymlink() : null,
      (f.getFullPath(parent)).makeQualified(getUri(), null),
      // fully-qualify path
      DFSUtil.locatedBlocks2Locations(f.getBlockLocations()));
}
 
开发者ID:hopshadoop,项目名称:hops,代码行数:11,代码来源:Hdfs.java


示例10: listLocatedStatus

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
@Override
public RemoteIterator<LocatedFileStatus> listLocatedStatus(final Path p)
    throws FileNotFoundException, IOException {
  return new DirListingIterator<LocatedFileStatus>(p, true) {

    @Override
    public LocatedFileStatus next() throws IOException {
      return makeQualifiedLocated((HdfsLocatedFileStatus) getNext(), p);
    }
  };
}
 
开发者ID:hopshadoop,项目名称:hops,代码行数:12,代码来源:Hdfs.java


示例11: makeQualifiedLocated

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
private LocatedFileStatus makeQualifiedLocated(HdfsLocatedFileStatus f,
    Path parent) {
  return new LocatedFileStatus(f.getLen(), f.isDir(), f.getReplication(),
      f.getBlockSize(), f.getModificationTime(), f.getAccessTime(),
      f.getPermission(), f.getOwner(), f.getGroup(), null,
      (f.getFullPath(parent)).makeQualified(getUri(), getWorkingDirectory()),
      // fully-qualify path
      DFSUtil.locatedBlocks2Locations(f.getBlockLocations()));
}
 
开发者ID:hopshadoop,项目名称:hops,代码行数:10,代码来源:DistributedFileSystem.java


示例12: createLocatedFileStatus

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
/**
 * Create FileStatus with location info by file INode
 */
private HdfsLocatedFileStatus createLocatedFileStatus(byte[] path, INode node)
    throws IOException, StorageException {
  long size = 0;     // length is zero for directories
  short replication = 0;
  long blocksize = 0;
  LocatedBlocks loc = null;
  boolean isFileStoredInDB = false;
  if (node instanceof INodeFile) {
    INodeFile fileNode = (INodeFile) node;
    isFileStoredInDB = fileNode.isFileStoredInDB();

    if(isFileStoredInDB){
      size = fileNode.getSize();
    }else{
      size = fileNode.computeFileSize(true);
    }

    replication = fileNode.getBlockReplication();
    blocksize = fileNode.getPreferredBlockSize();
    if(isFileStoredInDB){
      loc = getFSNamesystem().getBlockManager().createPhantomLocatedBlocks(fileNode,null,fileNode.isUnderConstruction(),false);
    }else {
      loc = getFSNamesystem().getBlockManager()
              .createLocatedBlocks(fileNode.getBlocks(),
                      fileNode.computeFileSize(false), fileNode.isUnderConstruction(),
                      0L, size, false);
    }
    if (loc == null) {
      loc = new LocatedBlocks();
    }

  }
  return new HdfsLocatedFileStatus(node.getId(), size, node.isDirectory(), replication,
      blocksize, node.getModificationTime(), node.getAccessTime(),
      node.getFsPermission(), node.getUserName(), node.getGroupName(),
      node.isSymlink() ? ((INodeSymlink) node).getSymlink() : null, path,
      loc, isFileStoredInDB);
}
 
开发者ID:hopshadoop,项目名称:hops,代码行数:42,代码来源:FSDirectory.java


示例13: convert

import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus; //导入依赖的package包/类
public static HdfsFileStatus convert(HdfsFileStatusProto fs) throws IOException {
  if (fs == null) {
    return null;
  }
  return new HdfsLocatedFileStatus(fs.getFileId(), fs.getLength(),
      fs.getFileType().equals(FileType.IS_DIR), fs.getBlockReplication(),
      fs.getBlocksize(), fs.getModificationTime(), fs.getAccessTime(),
      PBHelper.convert(fs.getPermission()), fs.getOwner(), fs.getGroup(),
      fs.getFileType().equals(FileType.IS_SYMLINK) ?
          fs.getSymlink().toByteArray() : null, fs.getPath().toByteArray(),
      fs.hasLocations() ? PBHelper.convert(fs.getLocations()) : null,
          fs.hasIsFileStoredInDB() ? fs.getIsFileStoredInDB() : false);

}
 
开发者ID:hopshadoop,项目名称:hops,代码行数:15,代码来源:PBHelper.java



注:本文中的org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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