JSONOutputASK.java

/*
 * 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.jena.sparql.resultset;

import static org.apache.jena.sparql.resultset.JSONResultsKW.*;

import java.io.OutputStream;

import org.apache.jena.atlas.io.IO;
import org.apache.jena.atlas.json.io.JSWriter;

/** JSON Output (ASK format) */

public class JSONOutputASK {
    private OutputStream outStream;

    public JSONOutputASK(OutputStream outStream) {
        this.outStream = outStream;

    }

    public void exec(boolean result) {
        JSWriter out = new JSWriter(outStream);

        out.startOutput();

        out.startObject();
        out.key(kHead);
        out.startObject();
        out.finishObject();
        out.pair(kBoolean, result);
        out.finishObject();

        out.finishOutput();

        IO.flush(outStream);
    }
}