org.apache.hadoop.hdfs.web.resources.XAttrValueParam.java Source code

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Here is the source code for org.apache.hadoop.hdfs.web.resources.XAttrValueParam.java

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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.hadoop.hdfs.web.resources;

import java.io.IOException;

import org.apache.hadoop.fs.XAttrCodec;

public class XAttrValueParam extends StringParam {
    /** Parameter name. **/
    public static final String NAME = "xattr.value";
    /** Default parameter value. **/
    public static final String DEFAULT = "";

    private static Domain DOMAIN = new Domain(NAME, null);

    public XAttrValueParam(final String str) {
        super(DOMAIN, str == null || str.equals(DEFAULT) ? null : str);
    }

    @Override
    public String getName() {
        return NAME;
    }

    public byte[] getXAttrValue() throws IOException {
        final String v = getValue();
        return XAttrCodec.decodeValue(v);
    }
}