org.droidparts.http.wrapper.ConsumingInputStream.java Source code

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Here is the source code for org.droidparts.http.wrapper.ConsumingInputStream.java

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/**
 * Copyright 2012 Alex Yanchenko
 * 
 * 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 org.droidparts.http.wrapper;

import static org.droidparts.contract.Constants.BUFFER_SIZE;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;

import org.apache.http.HttpEntity;

public class ConsumingInputStream extends BufferedInputStream {

    private final HttpURLConnection conn;
    private final HttpEntity entity;

    public ConsumingInputStream(InputStream is, HttpURLConnection conn) {
        this(is, null, conn);
    }

    public ConsumingInputStream(InputStream is, HttpEntity entity) {
        this(is, entity, null);
    }

    private ConsumingInputStream(InputStream is, HttpEntity entity, HttpURLConnection conn) {
        super(is, BUFFER_SIZE);
        this.entity = entity;
        this.conn = conn;
    }

    @Override
    public void close() throws IOException {
        super.close();
        if (conn != null) {
            conn.disconnect();
        } else if (entity != null) {
            entity.consumeContent();
        }
    }

}