/*
* ====================================================================
* 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
* .
*
*/
package org.apache.hc.core5.http.nio.entity;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.charset.UnsupportedCharsetException;
import java.util.List;
import org.apache.hc.core5.concurrent.FutureCallback;
import org.apache.hc.core5.http.EntityDetails;
import org.apache.hc.core5.http.Header;
import org.apache.hc.core5.http.HttpException;
import org.apache.hc.core5.http.ContentType;
import org.apache.hc.core5.http.nio.AsyncEntityConsumer;
import org.apache.hc.core5.http.nio.CapacityChannel;
import org.apache.hc.core5.util.Args;
public abstract class AbstractBinAsyncEntityConsumer implements AsyncEntityConsumer {
protected abstract void dataStart(ContentType contentType, FutureCallback resultCallback) throws HttpException, IOException;
protected abstract void consumeData(ByteBuffer src) throws IOException;
protected abstract void dataEnd() throws IOException;
@Override
public final void streamStart(
final EntityDetails entityDetails,
final FutureCallback resultCallback) throws IOException, HttpException {
Args.notNull(resultCallback, "Result callback");
try {
final String contentType = entityDetails.getContentType();
dataStart(contentType != null ? ContentType.parse(contentType) : null, resultCallback);
} catch (UnsupportedCharsetException ex) {
throw new UnsupportedEncodingException(ex.getMessage());
}
}
@Override
public final void updateCapacity(final CapacityChannel capacityChannel) throws IOException {
capacityChannel.update(Integer.MAX_VALUE);
}
@Override
public final int consume(final ByteBuffer src) throws IOException {
consumeData(src);
return Integer.MAX_VALUE;
}
@Override
public final void streamEnd(final List extends Header> trailers) throws IOException {
dataEnd();
}
}