com.basho.riak.pbc.mapreduce.MapReduceResponse.java Source code

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Here is the source code for com.basho.riak.pbc.mapreduce.MapReduceResponse.java

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/**
 * This file is part of riak-java-pb-client 
 *
 * Copyright (c) 2010 by Trifork
 *
 * Licensed 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 com.basho.riak.pbc.mapreduce;

import org.json.JSONArray;
import org.json.JSONException;

import com.basho.riak.protobuf.RiakKvPB.RpbMapRedResp;
import com.google.protobuf.ByteString;

/**
 * The results of executing a map/reduce query, wraps the PBC message response
 */
public class MapReduceResponse {

    static final ByteString APPLICATION_JSON = ByteString.copyFromUtf8("application/json");

    public final Integer phase;
    public final ByteString response;
    private ByteString contentType;

    public MapReduceResponse(RpbMapRedResp resp, ByteString contentType2) {
        if (resp.hasPhase()) {
            this.phase = new Integer(resp.getPhase());
        } else {
            this.phase = null;
        }
        if (resp.hasResponse()) {
            this.response = resp.getResponse();
        } else {
            this.response = null;
        }
        this.contentType = contentType2;
    }

    public JSONArray getJSON() throws JSONException {
        if (response == null)
            return null;
        if (!APPLICATION_JSON.equals(contentType))
            throw new IllegalArgumentException("not application/json");
        return new JSONArray(response.toStringUtf8());
    }

    public ByteString getContent() {
        if (response == null)
            return null;
        return response;
    }

    public String getContentType() {
        return contentType.toStringUtf8();
    }

    public boolean hasPhase() {
        return this.phase != null;
    }

    public Integer getPhase() {
        return phase;
    }
}