Example usage for org.apache.hadoop.fs XAttrCodec HEX

Introduction

In this page you can find the example usage for org.apache.hadoop.fs XAttrCodec HEX.

Prototype

XAttrCodec HEX

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Document

Value encoded as hexadecimal string is prefixed with 0x.

Usage

From source file:com.bigstep.datalake.DLFileSystem.java

License:Apache License

@Override
public void setXAttr(Path p, String name, byte[] value, EnumSet<XAttrSetFlag> flag) throws IOException {
    statistics.incrementWriteOps(1);// ww w  .  j a va 2  s.c o  m
    final HttpOpParam.Op op = PutOpParam.Op.SETXATTR;
    if (value != null) {
        new FsPathRunner(op, p, new XAttrNameParam(name),
                new XAttrValueParam(XAttrCodec.encodeValue(value, XAttrCodec.HEX)), new XAttrSetFlagParam(flag))
                        .run();
    } else {
        new FsPathRunner(op, p, new XAttrNameParam(name), new XAttrSetFlagParam(flag)).run();
    }
}

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From source file:com.bigstep.datalake.DLFileSystem.java

License:Apache License

@Override
public byte[] getXAttr(Path p, final String name) throws IOException {
    final HttpOpParam.Op op = GetOpParam.Op.GETXATTRS;
    return new FsPathResponseRunner<byte[]>(op, p, new XAttrNameParam(name),
            new XAttrEncodingParam(XAttrCodec.HEX)) {
        @Override//ww  w  .  j  a  va 2  s . c om
        byte[] decodeResponse(Map<?, ?> json) throws IOException {
            return JsonUtil.getXAttr(json, name);
        }
    }.run();
}

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From source file:com.bigstep.datalake.DLFileSystem.java

License:Apache License

@Override
public Map<String, byte[]> getXAttrs(Path p) throws IOException {
    final HttpOpParam.Op op = GetOpParam.Op.GETXATTRS;
    return new FsPathResponseRunner<Map<String, byte[]>>(op, p, new XAttrEncodingParam(XAttrCodec.HEX)) {
        @Override/*from   w ww.j  av a 2 s.  c o m*/
        Map<String, byte[]> decodeResponse(Map<?, ?> json) throws IOException {
            return JsonUtil.toXAttrs(json);
        }
    }.run();
}

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From source file:com.bigstep.datalake.DLFileSystem.java

License:Apache License

@Override
public Map<String, byte[]> getXAttrs(Path p, final List<String> names) throws IOException {
    Preconditions.checkArgument(names != null && !names.isEmpty(), "XAttr names cannot be null or empty.");
    Param<?, ?>[] parameters = new Param<?, ?>[names.size() + 1];
    for (int i = 0; i < parameters.length - 1; i++) {
        parameters[i] = new XAttrNameParam(names.get(i));
    }/*from   w  w  w .ja  va  2s.c  o  m*/
    parameters[parameters.length - 1] = new XAttrEncodingParam(XAttrCodec.HEX);

    final HttpOpParam.Op op = GetOpParam.Op.GETXATTRS;
    return new FsPathResponseRunner<Map<String, byte[]>>(op, parameters, p) {
        @Override
        Map<String, byte[]> decodeResponse(Map<?, ?> json) throws IOException {
            return JsonUtil.toXAttrs(json);
        }
    }.run();
}

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