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

Introduction

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

Prototype

public static void validate(EnumSet<CreateFlag> flag) 

Source Link

Document

Validate the CreateFlag and throw exception if it is invalid

Usage

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

License:Apache License

/**
 * Same as {{@link #create(String, FsPermission, EnumSet, short, long, Progressable, int, ChecksumOpt)} except that the permission
 * is absolute (ie has already been masked with umask.
 *//*from   w  ww .  j ava  2s  .  com*/
public DFSOutputStream primitiveCreate(String src, FsPermission absPermission, EnumSet<CreateFlag> flag,
        boolean createParent, short replication, long blockSize, Progressable progress, int buffersize,
        ChecksumOpt checksumOpt) throws IOException, UnresolvedLinkException {
    checkOpen();
    CreateFlag.validate(flag);
    DFSOutputStream result = primitiveAppend(src, flag, buffersize, progress);
    if (result == null) {
        DataChecksum checksum = dfsClientConf.createChecksum(checksumOpt);
        result = DFSOutputStream.newStreamForCreate(this, src, absPermission, flag, createParent, replication,
                blockSize, progress, buffersize, checksum, null);
    }
    beginFileLease(result.getFileId(), result);
    return result;
}

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From source file:com.quantcast.qfs.hadoop.Qfs.java

License:Apache License

@Override
public FSDataOutputStream createInternal(Path path, EnumSet<CreateFlag> createFlag,
        FsPermission absolutePermission, int bufferSize, short replication, long blockSize,
        Progressable progress, ChecksumOpt checksumOpt, boolean createParent) throws IOException {
    CreateFlag.validate(createFlag);
    checkPath(path);// www.  j  ava 2 s  . com
    if (createParent) {
        mkdir(path.getParent(), absolutePermission, createParent);
    }
    return qfsImpl.create(getUriPath(path), replication, bufferSize, createFlag.contains(CreateFlag.OVERWRITE),
            absolutePermission.toShort(), createFlag.contains(CreateFlag.APPEND));
}

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