org.apache.commons.vfs2.provider.http4.MonitoredHttpResponseContentInputStream Maven / Gradle / Ivy

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Apache Commons VFS is a Virtual File System library.

There is a newer version: 2.9.0

/*
 * 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.commons.vfs2.provider.http4;

import java.io.IOException;

import org.apache.commons.vfs2.util.MonitorInputStream;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.CloseableHttpResponse;

/**
 * An InputStream that cleans up the org.apache.http.client.methods.CloseableHttpResponse on close.
 */
class MonitoredHttpResponseContentInputStream extends MonitorInputStream {

    private final HttpResponse httpResponse;

    public MonitoredHttpResponseContentInputStream(final HttpResponse httpResponse) throws IOException {
        super(httpResponse.getEntity().getContent());
        this.httpResponse = httpResponse;
    }

    @Override
    protected void onClose() throws IOException {
        if (httpResponse instanceof CloseableHttpResponse) {
            ((CloseableHttpResponse) httpResponse).close();
        }
    }

}