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  3. org.apache.hadoop.io.EnumSetWritable

Java 类org.apache.hadoop.io.EnumSetWritable 实例源码

项目：hadoop    文件：DFSClient.java    
/** Method to get stream returned by append call */
private DFSOutputStream callAppend(String src, int buffersize,
    EnumSet<CreateFlag> flag, Progressable progress, String[] favoredNodes)
    throws IOException {
  CreateFlag.validateForAppend(flag);
  try {
    LastBlockWithStatus blkWithStatus = namenode.append(src, clientName,
        new EnumSetWritable<>(flag, CreateFlag.class));
    return DFSOutputStream.newStreamForAppend(this, src, flag, buffersize,
        progress, blkWithStatus.getLastBlock(),
        blkWithStatus.getFileStatus(), dfsClientConf.createChecksum(),
        favoredNodes);
  } catch(RemoteException re) {
    throw re.unwrapRemoteException(AccessControlException.class,
                                   FileNotFoundException.class,
                                   SafeModeException.class,
                                   DSQuotaExceededException.class,
                                   UnsupportedOperationException.class,
                                   UnresolvedPathException.class,
                                   SnapshotAccessControlException.class);
  }
}
项目：hadoop    文件：PBHelper.java    
public static int convertCreateFlag(EnumSetWritable<CreateFlag> flag) {
  int value = 0;
  if (flag.contains(CreateFlag.APPEND)) {
    value |= CreateFlagProto.APPEND.getNumber();
  }
  if (flag.contains(CreateFlag.CREATE)) {
    value |= CreateFlagProto.CREATE.getNumber();
  }
  if (flag.contains(CreateFlag.OVERWRITE)) {
    value |= CreateFlagProto.OVERWRITE.getNumber();
  }
  if (flag.contains(CreateFlag.LAZY_PERSIST)) {
    value |= CreateFlagProto.LAZY_PERSIST.getNumber();
  }
  if (flag.contains(CreateFlag.NEW_BLOCK)) {
    value |= CreateFlagProto.NEW_BLOCK.getNumber();
  }
  return value;
}
项目：hadoop    文件：PBHelper.java    
public static EnumSetWritable<CreateFlag> convertCreateFlag(int flag) {
  EnumSet<CreateFlag> result = 
     EnumSet.noneOf(CreateFlag.class);   
  if ((flag & CreateFlagProto.APPEND_VALUE) == CreateFlagProto.APPEND_VALUE) {
    result.add(CreateFlag.APPEND);
  }
  if ((flag & CreateFlagProto.CREATE_VALUE) == CreateFlagProto.CREATE_VALUE) {
    result.add(CreateFlag.CREATE);
  }
  if ((flag & CreateFlagProto.OVERWRITE_VALUE) 
      == CreateFlagProto.OVERWRITE_VALUE) {
    result.add(CreateFlag.OVERWRITE);
  }
  if ((flag & CreateFlagProto.LAZY_PERSIST_VALUE)
      == CreateFlagProto.LAZY_PERSIST_VALUE) {
    result.add(CreateFlag.LAZY_PERSIST);
  }
  if ((flag & CreateFlagProto.NEW_BLOCK_VALUE)
      == CreateFlagProto.NEW_BLOCK_VALUE) {
    result.add(CreateFlag.NEW_BLOCK);
  }
  return new EnumSetWritable<CreateFlag>(result, CreateFlag.class);
}
项目：hadoop    文件：ClientNamenodeProtocolServerSideTranslatorPB.java    
@Override
public AppendResponseProto append(RpcController controller,
    AppendRequestProto req) throws ServiceException {
  try {
    EnumSetWritable<CreateFlag> flags = req.hasFlag() ?
        PBHelper.convertCreateFlag(req.getFlag()) :
        new EnumSetWritable<>(EnumSet.of(CreateFlag.APPEND));
    LastBlockWithStatus result = server.append(req.getSrc(),
        req.getClientName(), flags);
    AppendResponseProto.Builder builder = AppendResponseProto.newBuilder();
    if (result.getLastBlock() != null) {
      builder.setBlock(PBHelper.convert(result.getLastBlock()));
    }
    if (result.getFileStatus() != null) {
      builder.setStat(PBHelper.convert(result.getFileStatus()));
    }
    return builder.build();
  } catch (IOException e) {
    throw new ServiceException(e);
  }
}
项目：hadoop    文件：ClientNamenodeProtocolTranslatorPB.java    
@Override
public LastBlockWithStatus append(String src, String clientName,
    EnumSetWritable<CreateFlag> flag) throws AccessControlException,
    DSQuotaExceededException, FileNotFoundException, SafeModeException,
    UnresolvedLinkException, IOException {
  AppendRequestProto req = AppendRequestProto.newBuilder().setSrc(src)
      .setClientName(clientName).setFlag(PBHelper.convertCreateFlag(flag))
      .build();
  try {
    AppendResponseProto res = rpcProxy.append(null, req);
    LocatedBlock lastBlock = res.hasBlock() ? PBHelper
        .convert(res.getBlock()) : null;
    HdfsFileStatus stat = (res.hasStat()) ? PBHelper.convert(res.getStat())
        : null;
    return new LastBlockWithStatus(lastBlock, stat);
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }
}
项目：hadoop    文件：NNThroughputBenchmark.java    
/**
 * Do file create.
 */
@Override
long executeOp(int daemonId, int inputIdx, String clientName) 
throws IOException {
  long start = Time.now();
  // dummyActionNoSynch(fileIdx);
  nameNodeProto.create(fileNames[daemonId][inputIdx], FsPermission.getDefault(),
                  clientName, new EnumSetWritable<CreateFlag>(EnumSet
          .of(CreateFlag.CREATE, CreateFlag.OVERWRITE)), true, 
      replication, BLOCK_SIZE, null);
  long end = Time.now();
  for(boolean written = !closeUponCreate; !written; 
    written = nameNodeProto.complete(fileNames[daemonId][inputIdx],
                                clientName, null, INodeId.GRANDFATHER_INODE_ID));
  return end-start;
}
项目：hadoop    文件：TestNamenodeRetryCache.java    
/**
 * Test for create file
 */
@Test
public void testCreate() throws Exception {
  String src = "/testNamenodeRetryCache/testCreate/file";
  // Two retried calls succeed
  newCall();
  HdfsFileStatus status = nnRpc.create(src, perm, "holder",
    new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
    (short) 1, BlockSize, null);
  Assert.assertEquals(status, nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null));
  Assert.assertEquals(status, nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null));

  // A non-retried call fails
  newCall();
  try {
    nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null);
    Assert.fail("testCreate - expected exception is not thrown");
  } catch (IOException e) {
    // expected
  }
}
项目：hadoop    文件：TestAddBlockRetry.java    
@Test
public void testAddBlockRetryShouldReturnBlockWithLocations()
    throws Exception {
  final String src = "/testAddBlockRetryShouldReturnBlockWithLocations";
  NamenodeProtocols nameNodeRpc = cluster.getNameNodeRpc();
  // create file
  nameNodeRpc.create(src, FsPermission.getFileDefault(), "clientName",
      new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
      (short) 3, 1024, null);
  // start first addBlock()
  LOG.info("Starting first addBlock for " + src);
  LocatedBlock lb1 = nameNodeRpc.addBlock(src, "clientName", null, null,
      INodeId.GRANDFATHER_INODE_ID, null);
  assertTrue("Block locations should be present",
      lb1.getLocations().length > 0);

  cluster.restartNameNode();
  nameNodeRpc = cluster.getNameNodeRpc();
  LocatedBlock lb2 = nameNodeRpc.addBlock(src, "clientName", null, null,
      INodeId.GRANDFATHER_INODE_ID, null);
  assertEquals("Blocks are not equal", lb1.getBlock(), lb2.getBlock());
  assertTrue("Wrong locations with retry", lb2.getLocations().length > 0);
}
项目：hadoop    文件：TestEncryptionZones.java    
@SuppressWarnings("unchecked")
private static void mockCreate(ClientProtocol mcp,
    CipherSuite suite, CryptoProtocolVersion version) throws Exception {
  Mockito.doReturn(
      new HdfsFileStatus(0, false, 1, 1024, 0, 0, new FsPermission(
          (short) 777), "owner", "group", new byte[0], new byte[0],
          1010, 0, new FileEncryptionInfo(suite,
          version, new byte[suite.getAlgorithmBlockSize()],
          new byte[suite.getAlgorithmBlockSize()],
          "fakeKey", "fakeVersion"),
          (byte) 0))
      .when(mcp)
      .create(anyString(), (FsPermission) anyObject(), anyString(),
          (EnumSetWritable<CreateFlag>) anyObject(), anyBoolean(),
          anyShort(), anyLong(), (CryptoProtocolVersion[]) anyObject());
}
项目：aliyun-oss-hadoop-fs    文件：PBHelperClient.java    
public static int convertCreateFlag(EnumSetWritable<CreateFlag> flag) {
  int value = 0;
  if (flag.contains(CreateFlag.APPEND)) {
    value |= CreateFlagProto.APPEND.getNumber();
  }
  if (flag.contains(CreateFlag.CREATE)) {
    value |= CreateFlagProto.CREATE.getNumber();
  }
  if (flag.contains(CreateFlag.OVERWRITE)) {
    value |= CreateFlagProto.OVERWRITE.getNumber();
  }
  if (flag.contains(CreateFlag.LAZY_PERSIST)) {
    value |= CreateFlagProto.LAZY_PERSIST.getNumber();
  }
  if (flag.contains(CreateFlag.NEW_BLOCK)) {
    value |= CreateFlagProto.NEW_BLOCK.getNumber();
  }
  return value;
}
项目：aliyun-oss-hadoop-fs    文件：PBHelperClient.java    
public static EnumSetWritable<CreateFlag> convertCreateFlag(int flag) {
  EnumSet<CreateFlag> result =
      EnumSet.noneOf(CreateFlag.class);
  if ((flag & CreateFlagProto.APPEND_VALUE) == CreateFlagProto.APPEND_VALUE) {
    result.add(CreateFlag.APPEND);
  }
  if ((flag & CreateFlagProto.CREATE_VALUE) == CreateFlagProto.CREATE_VALUE) {
    result.add(CreateFlag.CREATE);
  }
  if ((flag & CreateFlagProto.OVERWRITE_VALUE)
      == CreateFlagProto.OVERWRITE_VALUE) {
    result.add(CreateFlag.OVERWRITE);
  }
  if ((flag & CreateFlagProto.LAZY_PERSIST_VALUE)
      == CreateFlagProto.LAZY_PERSIST_VALUE) {
    result.add(CreateFlag.LAZY_PERSIST);
  }
  if ((flag & CreateFlagProto.NEW_BLOCK_VALUE)
      == CreateFlagProto.NEW_BLOCK_VALUE) {
    result.add(CreateFlag.NEW_BLOCK);
  }
  return new EnumSetWritable<>(result, CreateFlag.class);
}
项目：aliyun-oss-hadoop-fs    文件：ClientNamenodeProtocolTranslatorPB.java    
@Override
public HdfsFileStatus create(String src, FsPermission masked,
    String clientName, EnumSetWritable<CreateFlag> flag,
    boolean createParent, short replication, long blockSize,
    CryptoProtocolVersion[] supportedVersions)
    throws IOException {
  CreateRequestProto.Builder builder = CreateRequestProto.newBuilder()
      .setSrc(src)
      .setMasked(PBHelperClient.convert(masked))
      .setClientName(clientName)
      .setCreateFlag(PBHelperClient.convertCreateFlag(flag))
      .setCreateParent(createParent)
      .setReplication(replication)
      .setBlockSize(blockSize);
  builder.addAllCryptoProtocolVersion(
      PBHelperClient.convert(supportedVersions));
  CreateRequestProto req = builder.build();
  try {
    CreateResponseProto res = rpcProxy.create(null, req);
    return res.hasFs() ? PBHelperClient.convert(res.getFs()) : null;
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }

}
项目：aliyun-oss-hadoop-fs    文件：ClientNamenodeProtocolTranslatorPB.java    
@Override
public LastBlockWithStatus append(String src, String clientName,
    EnumSetWritable<CreateFlag> flag) throws IOException {
  AppendRequestProto req = AppendRequestProto.newBuilder().setSrc(src)
      .setClientName(clientName).setFlag(
          PBHelperClient.convertCreateFlag(flag))
      .build();
  try {
    AppendResponseProto res = rpcProxy.append(null, req);
    LocatedBlock lastBlock = res.hasBlock() ? PBHelperClient
        .convertLocatedBlockProto(res.getBlock()) : null;
    HdfsFileStatus stat = (res.hasStat()) ?
        PBHelperClient.convert(res.getStat()) : null;
    return new LastBlockWithStatus(lastBlock, stat);
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }
}
项目：aliyun-oss-hadoop-fs    文件：ClientNamenodeProtocolServerSideTranslatorPB.java    
@Override
public AppendResponseProto append(RpcController controller,
    AppendRequestProto req) throws ServiceException {
  try {
    EnumSetWritable<CreateFlag> flags = req.hasFlag() ?
        PBHelperClient.convertCreateFlag(req.getFlag()) :
        new EnumSetWritable<>(EnumSet.of(CreateFlag.APPEND));
    LastBlockWithStatus result = server.append(req.getSrc(),
        req.getClientName(), flags);
    AppendResponseProto.Builder builder = AppendResponseProto.newBuilder();
    if (result.getLastBlock() != null) {
      builder.setBlock(PBHelperClient.convertLocatedBlock(
          result.getLastBlock()));
    }
    if (result.getFileStatus() != null) {
      builder.setStat(PBHelperClient.convert(result.getFileStatus()));
    }
    return builder.build();
  } catch (IOException e) {
    throw new ServiceException(e);
  }
}
项目：aliyun-oss-hadoop-fs    文件：NNThroughputBenchmark.java    
/**
 * Do file create.
 */
@Override
long executeOp(int daemonId, int inputIdx, String clientName) 
throws IOException {
  long start = Time.now();
  // dummyActionNoSynch(fileIdx);
  clientProto.create(fileNames[daemonId][inputIdx], FsPermission.getDefault(),
                  clientName, new EnumSetWritable<CreateFlag>(EnumSet
          .of(CreateFlag.CREATE, CreateFlag.OVERWRITE)), true, 
      replication, BLOCK_SIZE, CryptoProtocolVersion.supported());
  long end = Time.now();
  for(boolean written = !closeUponCreate; !written; 
    written = clientProto.complete(fileNames[daemonId][inputIdx],
                                clientName, null, HdfsConstants.GRANDFATHER_INODE_ID));
  return end-start;
}
项目：aliyun-oss-hadoop-fs    文件：TestNamenodeRetryCache.java    
/**
 * Test for create file
 */
@Test
public void testCreate() throws Exception {
  String src = "/testNamenodeRetryCache/testCreate/file";
  // Two retried calls succeed
  newCall();
  HdfsFileStatus status = nnRpc.create(src, perm, "holder",
    new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
    (short) 1, BlockSize, null);
  Assert.assertEquals(status, nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null));
  Assert.assertEquals(status, nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null));

  // A non-retried call fails
  newCall();
  try {
    nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null);
    Assert.fail("testCreate - expected exception is not thrown");
  } catch (IOException e) {
    // expected
  }
}
项目：aliyun-oss-hadoop-fs    文件：TestAddBlockRetry.java    
@Test
public void testAddBlockRetryShouldReturnBlockWithLocations()
    throws Exception {
  final String src = "/testAddBlockRetryShouldReturnBlockWithLocations";
  NamenodeProtocols nameNodeRpc = cluster.getNameNodeRpc();
  // create file
  nameNodeRpc.create(src, FsPermission.getFileDefault(), "clientName",
      new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
      (short) 3, 1024, null);
  // start first addBlock()
  LOG.info("Starting first addBlock for " + src);
  LocatedBlock lb1 = nameNodeRpc.addBlock(src, "clientName", null, null,
      HdfsConstants.GRANDFATHER_INODE_ID, null);
  assertTrue("Block locations should be present",
      lb1.getLocations().length > 0);

  cluster.restartNameNode();
  nameNodeRpc = cluster.getNameNodeRpc();
  LocatedBlock lb2 = nameNodeRpc.addBlock(src, "clientName", null, null,
      HdfsConstants.GRANDFATHER_INODE_ID, null);
  assertEquals("Blocks are not equal", lb1.getBlock(), lb2.getBlock());
  assertTrue("Wrong locations with retry", lb2.getLocations().length > 0);
}
项目：aliyun-oss-hadoop-fs    文件：TestEncryptionZones.java    
@SuppressWarnings("unchecked")
private static void mockCreate(ClientProtocol mcp,
    CipherSuite suite, CryptoProtocolVersion version) throws Exception {
  Mockito.doReturn(
      new HdfsFileStatus(0, false, 1, 1024, 0, 0, new FsPermission(
          (short) 777), "owner", "group", new byte[0], new byte[0],
          1010, 0, new FileEncryptionInfo(suite,
          version, new byte[suite.getAlgorithmBlockSize()],
          new byte[suite.getAlgorithmBlockSize()],
          "fakeKey", "fakeVersion"),
          (byte) 0, null))
      .when(mcp)
      .create(anyString(), (FsPermission) anyObject(), anyString(),
          (EnumSetWritable<CreateFlag>) anyObject(), anyBoolean(),
          anyShort(), anyLong(), (CryptoProtocolVersion[]) anyObject());
}
项目：big-c    文件：DFSClient.java    
/** Method to get stream returned by append call */
private DFSOutputStream callAppend(String src, int buffersize,
    EnumSet<CreateFlag> flag, Progressable progress, String[] favoredNodes)
    throws IOException {
  CreateFlag.validateForAppend(flag);
  try {
    LastBlockWithStatus blkWithStatus = namenode.append(src, clientName,
        new EnumSetWritable<>(flag, CreateFlag.class));
    return DFSOutputStream.newStreamForAppend(this, src, flag, buffersize,
        progress, blkWithStatus.getLastBlock(),
        blkWithStatus.getFileStatus(), dfsClientConf.createChecksum(),
        favoredNodes);
  } catch(RemoteException re) {
    throw re.unwrapRemoteException(AccessControlException.class,
                                   FileNotFoundException.class,
                                   SafeModeException.class,
                                   DSQuotaExceededException.class,
                                   UnsupportedOperationException.class,
                                   UnresolvedPathException.class,
                                   SnapshotAccessControlException.class);
  }
}
项目：big-c    文件：PBHelper.java    
public static int convertCreateFlag(EnumSetWritable<CreateFlag> flag) {
  int value = 0;
  if (flag.contains(CreateFlag.APPEND)) {
    value |= CreateFlagProto.APPEND.getNumber();
  }
  if (flag.contains(CreateFlag.CREATE)) {
    value |= CreateFlagProto.CREATE.getNumber();
  }
  if (flag.contains(CreateFlag.OVERWRITE)) {
    value |= CreateFlagProto.OVERWRITE.getNumber();
  }
  if (flag.contains(CreateFlag.LAZY_PERSIST)) {
    value |= CreateFlagProto.LAZY_PERSIST.getNumber();
  }
  if (flag.contains(CreateFlag.NEW_BLOCK)) {
    value |= CreateFlagProto.NEW_BLOCK.getNumber();
  }
  return value;
}
项目：big-c    文件：PBHelper.java    
public static EnumSetWritable<CreateFlag> convertCreateFlag(int flag) {
  EnumSet<CreateFlag> result = 
     EnumSet.noneOf(CreateFlag.class);   
  if ((flag & CreateFlagProto.APPEND_VALUE) == CreateFlagProto.APPEND_VALUE) {
    result.add(CreateFlag.APPEND);
  }
  if ((flag & CreateFlagProto.CREATE_VALUE) == CreateFlagProto.CREATE_VALUE) {
    result.add(CreateFlag.CREATE);
  }
  if ((flag & CreateFlagProto.OVERWRITE_VALUE) 
      == CreateFlagProto.OVERWRITE_VALUE) {
    result.add(CreateFlag.OVERWRITE);
  }
  if ((flag & CreateFlagProto.LAZY_PERSIST_VALUE)
      == CreateFlagProto.LAZY_PERSIST_VALUE) {
    result.add(CreateFlag.LAZY_PERSIST);
  }
  if ((flag & CreateFlagProto.NEW_BLOCK_VALUE)
      == CreateFlagProto.NEW_BLOCK_VALUE) {
    result.add(CreateFlag.NEW_BLOCK);
  }
  return new EnumSetWritable<CreateFlag>(result, CreateFlag.class);
}
项目：big-c    文件：ClientNamenodeProtocolServerSideTranslatorPB.java    
@Override
public AppendResponseProto append(RpcController controller,
    AppendRequestProto req) throws ServiceException {
  try {
    EnumSetWritable<CreateFlag> flags = req.hasFlag() ?
        PBHelper.convertCreateFlag(req.getFlag()) :
        new EnumSetWritable<>(EnumSet.of(CreateFlag.APPEND));
    LastBlockWithStatus result = server.append(req.getSrc(),
        req.getClientName(), flags);
    AppendResponseProto.Builder builder = AppendResponseProto.newBuilder();
    if (result.getLastBlock() != null) {
      builder.setBlock(PBHelper.convert(result.getLastBlock()));
    }
    if (result.getFileStatus() != null) {
      builder.setStat(PBHelper.convert(result.getFileStatus()));
    }
    return builder.build();
  } catch (IOException e) {
    throw new ServiceException(e);
  }
}
项目：big-c    文件：ClientNamenodeProtocolTranslatorPB.java    
@Override
public LastBlockWithStatus append(String src, String clientName,
    EnumSetWritable<CreateFlag> flag) throws AccessControlException,
    DSQuotaExceededException, FileNotFoundException, SafeModeException,
    UnresolvedLinkException, IOException {
  AppendRequestProto req = AppendRequestProto.newBuilder().setSrc(src)
      .setClientName(clientName).setFlag(PBHelper.convertCreateFlag(flag))
      .build();
  try {
    AppendResponseProto res = rpcProxy.append(null, req);
    LocatedBlock lastBlock = res.hasBlock() ? PBHelper
        .convert(res.getBlock()) : null;
    HdfsFileStatus stat = (res.hasStat()) ? PBHelper.convert(res.getStat())
        : null;
    return new LastBlockWithStatus(lastBlock, stat);
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }
}
项目：big-c    文件：NNThroughputBenchmark.java    
/**
 * Do file create.
 */
@Override
long executeOp(int daemonId, int inputIdx, String clientName) 
throws IOException {
  long start = Time.now();
  // dummyActionNoSynch(fileIdx);
  nameNodeProto.create(fileNames[daemonId][inputIdx], FsPermission.getDefault(),
                  clientName, new EnumSetWritable<CreateFlag>(EnumSet
          .of(CreateFlag.CREATE, CreateFlag.OVERWRITE)), true, 
      replication, BLOCK_SIZE, null);
  long end = Time.now();
  for(boolean written = !closeUponCreate; !written; 
    written = nameNodeProto.complete(fileNames[daemonId][inputIdx],
                                clientName, null, INodeId.GRANDFATHER_INODE_ID));
  return end-start;
}
项目：big-c    文件：TestNamenodeRetryCache.java    
/**
 * Test for create file
 */
@Test
public void testCreate() throws Exception {
  String src = "/testNamenodeRetryCache/testCreate/file";
  // Two retried calls succeed
  newCall();
  HdfsFileStatus status = nnRpc.create(src, perm, "holder",
    new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
    (short) 1, BlockSize, null);
  Assert.assertEquals(status, nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null));
  Assert.assertEquals(status, nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null));

  // A non-retried call fails
  newCall();
  try {
    nnRpc.create(src, perm, "holder", new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true, (short) 1, BlockSize, null);
    Assert.fail("testCreate - expected exception is not thrown");
  } catch (IOException e) {
    // expected
  }
}
项目：big-c    文件：TestAddBlockRetry.java    
@Test
public void testAddBlockRetryShouldReturnBlockWithLocations()
    throws Exception {
  final String src = "/testAddBlockRetryShouldReturnBlockWithLocations";
  NamenodeProtocols nameNodeRpc = cluster.getNameNodeRpc();
  // create file
  nameNodeRpc.create(src, FsPermission.getFileDefault(), "clientName",
      new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
      (short) 3, 1024, null);
  // start first addBlock()
  LOG.info("Starting first addBlock for " + src);
  LocatedBlock lb1 = nameNodeRpc.addBlock(src, "clientName", null, null,
      INodeId.GRANDFATHER_INODE_ID, null);
  assertTrue("Block locations should be present",
      lb1.getLocations().length > 0);

  cluster.restartNameNode();
  nameNodeRpc = cluster.getNameNodeRpc();
  LocatedBlock lb2 = nameNodeRpc.addBlock(src, "clientName", null, null,
      INodeId.GRANDFATHER_INODE_ID, null);
  assertEquals("Blocks are not equal", lb1.getBlock(), lb2.getBlock());
  assertTrue("Wrong locations with retry", lb2.getLocations().length > 0);
}
项目：big-c    文件：TestEncryptionZones.java    
@SuppressWarnings("unchecked")
private static void mockCreate(ClientProtocol mcp,
    CipherSuite suite, CryptoProtocolVersion version) throws Exception {
  Mockito.doReturn(
      new HdfsFileStatus(0, false, 1, 1024, 0, 0, new FsPermission(
          (short) 777), "owner", "group", new byte[0], new byte[0],
          1010, 0, new FileEncryptionInfo(suite,
          version, new byte[suite.getAlgorithmBlockSize()],
          new byte[suite.getAlgorithmBlockSize()],
          "fakeKey", "fakeVersion"),
          (byte) 0))
      .when(mcp)
      .create(anyString(), (FsPermission) anyObject(), anyString(),
          (EnumSetWritable<CreateFlag>) anyObject(), anyBoolean(),
          anyShort(), anyLong(), (CryptoProtocolVersion[]) anyObject());
}
项目：hadoop-2.6.0-cdh5.4.3    文件：NameNodeRpcServer.java    
@Override // ClientProtocol
public HdfsFileStatus create(String src, FsPermission masked,
    String clientName, EnumSetWritable<CreateFlag> flag,
    boolean createParent, short replication, long blockSize, 
    CryptoProtocolVersion[] supportedVersions)
    throws IOException {
  checkNNStartup();
  String clientMachine = getClientMachine();
  if (stateChangeLog.isDebugEnabled()) {
    stateChangeLog.debug("*DIR* NameNode.create: file "
                       +src+" for "+clientName+" at "+clientMachine);
  }
  if (!checkPathLength(src)) {
    throw new IOException("create: Pathname too long.  Limit "
        + MAX_PATH_LENGTH + " characters, " + MAX_PATH_DEPTH + " levels.");
  }
  HdfsFileStatus fileStatus = namesystem.startFile(src, new PermissionStatus(
      getRemoteUser().getShortUserName(), null, masked),
      clientName, clientMachine, flag.get(), createParent, replication,
      blockSize, supportedVersions);
  metrics.incrFilesCreated();
  metrics.incrCreateFileOps();
  return fileStatus;
}
项目：hadoop-2.6.0-cdh5.4.3    文件：AuthorizationProviderProxyClientProtocol.java    
@Override
public HdfsFileStatus create(String src, FsPermission masked,
    String clientName, EnumSetWritable<CreateFlag> flag, boolean createParent,
    short replication, long blockSize, CryptoProtocolVersion[] supportedVersions)
    throws AccessControlException, AlreadyBeingCreatedException,
           DSQuotaExceededException, FileAlreadyExistsException,
           FileNotFoundException, NSQuotaExceededException,
           ParentNotDirectoryException, SafeModeException,
           UnresolvedLinkException, SnapshotAccessControlException,
           IOException {
  try {
    AuthorizationProvider.beginClientOp();
    return server.create(src, masked, clientName, flag, createParent,
        replication, blockSize, supportedVersions);
  } finally {
    AuthorizationProvider.endClientOp();
  }
}
项目：hadoop-2.6.0-cdh5.4.3    文件：PBHelper.java    
public static int convertCreateFlag(EnumSetWritable<CreateFlag> flag) {
  int value = 0;
  if (flag.contains(CreateFlag.APPEND)) {
    value |= CreateFlagProto.APPEND.getNumber();
  }
  if (flag.contains(CreateFlag.CREATE)) {
    value |= CreateFlagProto.CREATE.getNumber();
  }
  if (flag.contains(CreateFlag.OVERWRITE)) {
    value |= CreateFlagProto.OVERWRITE.getNumber();
  }
  if (flag.contains(CreateFlag.LAZY_PERSIST)) {
    value |= CreateFlagProto.LAZY_PERSIST.getNumber();
  }
  return value;
}
项目：hadoop-2.6.0-cdh5.4.3    文件：PBHelper.java    
public static EnumSetWritable<CreateFlag> convertCreateFlag(int flag) {
  EnumSet<CreateFlag> result = 
     EnumSet.noneOf(CreateFlag.class);   
  if ((flag & CreateFlagProto.APPEND_VALUE) == CreateFlagProto.APPEND_VALUE) {
    result.add(CreateFlag.APPEND);
  }
  if ((flag & CreateFlagProto.CREATE_VALUE) == CreateFlagProto.CREATE_VALUE) {
    result.add(CreateFlag.CREATE);
  }
  if ((flag & CreateFlagProto.OVERWRITE_VALUE) 
      == CreateFlagProto.OVERWRITE_VALUE) {
    result.add(CreateFlag.OVERWRITE);
  }
  if ((flag & CreateFlagProto.LAZY_PERSIST_VALUE)
      == CreateFlagProto.LAZY_PERSIST_VALUE) {
    result.add(CreateFlag.LAZY_PERSIST);
  }
  return new EnumSetWritable<CreateFlag>(result);
}
项目：hadoop-2.6.0-cdh5.4.3    文件：NNThroughputBenchmark.java    
/**
 * Do file create.
 */
@Override
long executeOp(int daemonId, int inputIdx, String clientName) 
throws IOException {
  long start = Time.now();
  // dummyActionNoSynch(fileIdx);
  nameNodeProto.create(fileNames[daemonId][inputIdx], FsPermission.getDefault(),
                  clientName, new EnumSetWritable<CreateFlag>(EnumSet
          .of(CreateFlag.CREATE, CreateFlag.OVERWRITE)), true, 
      replication, BLOCK_SIZE, null);
  long end = Time.now();
  for(boolean written = !closeUponCreate; !written; 
    written = nameNodeProto.complete(fileNames[daemonId][inputIdx],
                                clientName, null, INodeId.GRANDFATHER_INODE_ID));
  return end-start;
}
项目：hadoop-2.6.0-cdh5.4.3    文件：TestAddBlockRetry.java    
@Test
public void testAddBlockRetryShouldReturnBlockWithLocations()
    throws Exception {
  final String src = "/testAddBlockRetryShouldReturnBlockWithLocations";
  NamenodeProtocols nameNodeRpc = cluster.getNameNodeRpc();
  // create file
  nameNodeRpc.create(src, FsPermission.getFileDefault(), "clientName",
      new EnumSetWritable<CreateFlag>(EnumSet.of(CreateFlag.CREATE)), true,
      (short) 3, 1024, null);
  // start first addBlock()
  LOG.info("Starting first addBlock for " + src);
  LocatedBlock lb1 = nameNodeRpc.addBlock(src, "clientName", null, null,
      INodeId.GRANDFATHER_INODE_ID, null);
  assertTrue("Block locations should be present",
      lb1.getLocations().length > 0);

  cluster.restartNameNode();
  nameNodeRpc = cluster.getNameNodeRpc();
  LocatedBlock lb2 = nameNodeRpc.addBlock(src, "clientName", null, null,
      INodeId.GRANDFATHER_INODE_ID, null);
  assertEquals("Blocks are not equal", lb1.getBlock(), lb2.getBlock());
  assertTrue("Wrong locations with retry", lb2.getLocations().length > 0);
}
项目：hadoop-2.6.0-cdh5.4.3    文件：TestEncryptionZones.java    
@SuppressWarnings("unchecked")
private static void mockCreate(ClientProtocol mcp,
    CipherSuite suite, CryptoProtocolVersion version) throws Exception {
  Mockito.doReturn(
      new HdfsFileStatus(0, false, 1, 1024, 0, 0, new FsPermission(
          (short) 777), "owner", "group", new byte[0], new byte[0],
          1010, 0, new FileEncryptionInfo(suite,
          version, new byte[suite.getAlgorithmBlockSize()],
          new byte[suite.getAlgorithmBlockSize()],
          "fakeKey", "fakeVersion"),
          (byte) 0))
      .when(mcp)
      .create(anyString(), (FsPermission) anyObject(), anyString(),
          (EnumSetWritable<CreateFlag>) anyObject(), anyBoolean(),
          anyShort(), anyLong(), (CryptoProtocolVersion[]) anyObject());
}
项目：hadoop-plus    文件：DFSOutputStream.java    
static DFSOutputStream newStreamForCreate(DFSClient dfsClient, String src,
    FsPermission masked, EnumSet<CreateFlag> flag, boolean createParent,
    short replication, long blockSize, Progressable progress, int buffersize,
    DataChecksum checksum, String[] favoredNodes) throws IOException {
  final HdfsFileStatus stat;
  try {
    stat = dfsClient.namenode.create(src, masked, dfsClient.clientName,
        new EnumSetWritable<CreateFlag>(flag), createParent, replication,
        blockSize);
  } catch(RemoteException re) {
    throw re.unwrapRemoteException(AccessControlException.class,
                                   DSQuotaExceededException.class,
                                   FileAlreadyExistsException.class,
                                   FileNotFoundException.class,
                                   ParentNotDirectoryException.class,
                                   NSQuotaExceededException.class,
                                   SafeModeException.class,
                                   UnresolvedPathException.class,
                                   SnapshotAccessControlException.class);
  }
  final DFSOutputStream out = new DFSOutputStream(dfsClient, src, stat,
      flag, progress, checksum, favoredNodes);
  out.start();
  return out;
}
项目：hadoop-plus    文件：NameNodeRpcServer.java    
@Override // ClientProtocol
public HdfsFileStatus create(String src, FsPermission masked,
    String clientName, EnumSetWritable<CreateFlag> flag,
    boolean createParent, short replication, long blockSize)
    throws IOException {
  String clientMachine = getClientMachine();
  if (stateChangeLog.isDebugEnabled()) {
    stateChangeLog.debug("*DIR* NameNode.create: file "
                       +src+" for "+clientName+" at "+clientMachine);
  }
  if (!checkPathLength(src)) {
    throw new IOException("create: Pathname too long.  Limit "
        + MAX_PATH_LENGTH + " characters, " + MAX_PATH_DEPTH + " levels.");
  }
  HdfsFileStatus fileStatus = namesystem.startFile(src, new PermissionStatus(
      getRemoteUser().getShortUserName(), null, masked),
      clientName, clientMachine, flag.get(), createParent, replication,
      blockSize);
  metrics.incrFilesCreated();
  metrics.incrCreateFileOps();
  return fileStatus;
}
项目：hadoop-plus    文件：ClientNamenodeProtocolTranslatorPB.java    
@Override
public HdfsFileStatus create(String src, FsPermission masked,
    String clientName, EnumSetWritable<CreateFlag> flag,
    boolean createParent, short replication, long blockSize)
    throws AccessControlException, AlreadyBeingCreatedException,
    DSQuotaExceededException, FileAlreadyExistsException,
    FileNotFoundException, NSQuotaExceededException,
    ParentNotDirectoryException, SafeModeException, UnresolvedLinkException,
    IOException {
  CreateRequestProto req = CreateRequestProto.newBuilder()
      .setSrc(src)
      .setMasked(PBHelper.convert(masked))
      .setClientName(clientName)
      .setCreateFlag(PBHelper.convertCreateFlag(flag))
      .setCreateParent(createParent)
      .setReplication(replication)
      .setBlockSize(blockSize)
      .build();
  try {
    CreateResponseProto res = rpcProxy.create(null, req);
    return res.hasFs() ? PBHelper.convert(res.getFs()) : null;
  } catch (ServiceException e) {
    throw ProtobufHelper.getRemoteException(e);
  }

}
项目：FlexMap    文件：NameNodeRpcServer.java    
@Override // ClientProtocol
public HdfsFileStatus create(String src, FsPermission masked,
    String clientName, EnumSetWritable<CreateFlag> flag,
    boolean createParent, short replication, long blockSize, 
    CryptoProtocolVersion[] supportedVersions)
    throws IOException {
  String clientMachine = getClientMachine();
  if (stateChangeLog.isDebugEnabled()) {
    stateChangeLog.debug("*DIR* NameNode.create: file "
                       +src+" for "+clientName+" at "+clientMachine);
  }
  if (!checkPathLength(src)) {
    throw new IOException("create: Pathname too long.  Limit "
        + MAX_PATH_LENGTH + " characters, " + MAX_PATH_DEPTH + " levels.");
  }
  HdfsFileStatus fileStatus = namesystem.startFile(src, new PermissionStatus(
      getRemoteUser().getShortUserName(), null, masked),
      clientName, clientMachine, flag.get(), createParent, replication,
      blockSize, supportedVersions);
  metrics.incrFilesCreated();
  metrics.incrCreateFileOps();
  return fileStatus;
}
项目：FlexMap    文件：PBHelper.java    
public static int convertCreateFlag(EnumSetWritable<CreateFlag> flag) {
  int value = 0;
  if (flag.contains(CreateFlag.APPEND)) {
    value |= CreateFlagProto.APPEND.getNumber();
  }
  if (flag.contains(CreateFlag.CREATE)) {
    value |= CreateFlagProto.CREATE.getNumber();
  }
  if (flag.contains(CreateFlag.OVERWRITE)) {
    value |= CreateFlagProto.OVERWRITE.getNumber();
  }
  if (flag.contains(CreateFlag.LAZY_PERSIST)) {
    value |= CreateFlagProto.LAZY_PERSIST.getNumber();
  }
  return value;
}
项目：FlexMap    文件：PBHelper.java    
public static EnumSetWritable<CreateFlag> convertCreateFlag(int flag) {
  EnumSet<CreateFlag> result = 
     EnumSet.noneOf(CreateFlag.class);   
  if ((flag & CreateFlagProto.APPEND_VALUE) == CreateFlagProto.APPEND_VALUE) {
    result.add(CreateFlag.APPEND);
  }
  if ((flag & CreateFlagProto.CREATE_VALUE) == CreateFlagProto.CREATE_VALUE) {
    result.add(CreateFlag.CREATE);
  }
  if ((flag & CreateFlagProto.OVERWRITE_VALUE) 
      == CreateFlagProto.OVERWRITE_VALUE) {
    result.add(CreateFlag.OVERWRITE);
  }
  if ((flag & CreateFlagProto.LAZY_PERSIST_VALUE)
      == CreateFlagProto.LAZY_PERSIST_VALUE) {
    result.add(CreateFlag.LAZY_PERSIST);
  }
  return new EnumSetWritable<CreateFlag>(result);
}