org.springframework.messaging.converter.ByteArrayMessageConverter.java Source code

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Here is the source code for org.springframework.messaging.converter.ByteArrayMessageConverter.java

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/*
 * Copyright 2002-2017 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
 *
 *      https://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.messaging.converter;

import org.springframework.lang.Nullable;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageHeaders;
import org.springframework.util.MimeTypeUtils;

/**
 * A {@link MessageConverter} that supports MIME type "application/octet-stream" with the
 * payload converted to and from a byte[].
 *
 * @author Rossen Stoyanchev
 * @since 4.0
 */
public class ByteArrayMessageConverter extends AbstractMessageConverter {

    public ByteArrayMessageConverter() {
        super(MimeTypeUtils.APPLICATION_OCTET_STREAM);
    }

    @Override
    protected boolean supports(Class<?> clazz) {
        return (byte[].class == clazz);
    }

    @Override
    @Nullable
    protected Object convertFromInternal(Message<?> message, @Nullable Class<?> targetClass,
            @Nullable Object conversionHint) {

        return message.getPayload();
    }

    @Override
    @Nullable
    protected Object convertToInternal(Object payload, @Nullable MessageHeaders headers,
            @Nullable Object conversionHint) {

        return payload;
    }

}