/*
* Copyright 2002-2016 the original author or authors.
*
* 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.springframework.core.codec;
import java.nio.ByteBuffer;
import org.reactivestreams.Publisher;
import reactor.core.publisher.Flux;
import org.springframework.core.ResolvableType;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.DataBufferFactory;
import org.springframework.util.MimeType;
import org.springframework.util.MimeTypeUtils;
/**
* @author Sebastien Deleuze
*/
public class ByteBufferEncoder extends AbstractEncoder<ByteBuffer> {
public ByteBufferEncoder() {
super(MimeTypeUtils.ALL);
}
@Override
public boolean canEncode(ResolvableType elementType, MimeType mimeType, Object... hints) {
Class<?> clazz = elementType.getRawClass();
return (super.canEncode(elementType, mimeType, hints) && ByteBuffer.class.isAssignableFrom(clazz));
}
@Override
public Flux<DataBuffer> encode(Publisher<? extends ByteBuffer> inputStream,
DataBufferFactory bufferFactory, ResolvableType elementType, MimeType mimeType,
Object... hints) {
return Flux.from(inputStream).map(bufferFactory::wrap);
}
}