httpclient5-cache/src/test/java/org/apache/hc/client5/http/impl/cache/ConsumableInputStream.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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
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 */
package org.apache.hc.client5.http.impl.cache;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

import org.apache.hc.core5.io.Closer;

public class ConsumableInputStream extends InputStream {

    private final ByteArrayInputStream buf;
    private boolean closed;

    public ConsumableInputStream(final ByteArrayInputStream buf) {
        this.buf = buf;
    }

    @Override
    public int read() throws IOException {
        return buf.read();
    }

    @Override
    public void close() {
        closed = true;
        Closer.closeQuietly(buf);
    }

    public boolean wasClosed() {
        return closed;
    }
}