io.trino.aws.proxy.spi.rest.RequestContent Maven / Gradle / Ivy

Go to download
/*
 * 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 io.trino.aws.proxy.spi.rest;

import java.io.InputStream;
import java.util.Optional;

@FunctionalInterface
public interface RequestContent
{
    RequestContent EMPTY = Optional::empty;

    enum ContentType
    {
        EMPTY,
        STANDARD,
        W3C_CHUNKED,
        AWS_CHUNKED,
        AWS_CHUNKED_IN_W3C_CHUNKED,
    }

    default ContentType contentType()
    {
        return ContentType.EMPTY;
    }

    /**
     * returns content bytes iff {@code contentType() == STANDARD}
     */
    default Optional standardBytes()
    {
        return Optional.empty();
    }

    default Optional contentLength()
    {
        return Optional.empty();
    }

    Optional inputStream();
}