Example usage for org.apache.hadoop.hdfs XAttrHelper buildXAttrMap

Introduction

In this page you can find the example usage for org.apache.hadoop.hdfs XAttrHelper buildXAttrMap.

Prototype

public static Map<String, byte[]> buildXAttrMap(List<XAttr> xAttrs) 

Source Link

Document

Build xattr map from XAttr list, the key is xattr name with prefix, and value is xattr value.

Usage

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

License:Apache License

public Map<String, byte[]> getXAttrs(String src) throws IOException {
    checkOpen();/*from w w  w. jav a2s .c  o  m*/
    TraceScope scope = getPathTraceScope("getXAttrs", src);
    try {
        return XAttrHelper.buildXAttrMap(namenode.getXAttrs(src, null));
    } catch (RemoteException re) {
        throw re.unwrapRemoteException(AccessControlException.class, FileNotFoundException.class,
                UnresolvedPathException.class);
    } finally {
        scope.close();
    }
}

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

License:Apache License

public Map<String, byte[]> getXAttrs(String src, List<String> names) throws IOException {
    checkOpen();//from  w  w  w  .jav a2s.c  o m
    TraceScope scope = getPathTraceScope("getXAttrs", src);
    try {
        return XAttrHelper.buildXAttrMap(namenode.getXAttrs(src, XAttrHelper.buildXAttrs(names)));
    } catch (RemoteException re) {
        throw re.unwrapRemoteException(AccessControlException.class, FileNotFoundException.class,
                UnresolvedPathException.class);
    } finally {
        scope.close();
    }
}

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

License:Apache License

public List<String> listXAttrs(String src) throws IOException {
    checkOpen();// www.j  a v a 2 s .  c om
    TraceScope scope = getPathTraceScope("listXAttrs", src);
    try {
        final Map<String, byte[]> xattrs = XAttrHelper.buildXAttrMap(namenode.listXAttrs(src));
        return Lists.newArrayList(xattrs.keySet());
    } catch (RemoteException re) {
        throw re.unwrapRemoteException(AccessControlException.class, FileNotFoundException.class,
                UnresolvedPathException.class);
    } finally {
        scope.close();
    }
}

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