Example usage for org.apache.hadoop.fs CreateFlag validateForAppend

Introduction

In this page you can find the example usage for org.apache.hadoop.fs CreateFlag validateForAppend.

Prototype

public static void validateForAppend(EnumSet<CreateFlag> flag) 

Source Link

Document

Validate the CreateFlag for the append operation.

Usage

From source file:com.mellanox.r4h.DFSClient.java

License:Apache License

/** 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 {/*w ww  .j  a v  a 2  s .  c o m*/
        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);
    }
}

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