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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019 Nokia. All rights reserved.
* =========================================================
* 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.
* ============LICENSE_END=====================================
*/
package org.onap.dcaegen2.services.sdk.rest.services.adapters.http;
import com.google.gson.JsonElement;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import org.immutables.value.Value;
import org.jetbrains.annotations.Nullable;
import org.reactivestreams.Publisher;
import reactor.core.publisher.Mono;
import reactor.netty.ByteBufFlux;
/**
* @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
* @since March 2019
*/
@Value.Immutable
public interface RequestBody {
Publisher<ByteBuf> contents();
@Nullable Integer length();
static RequestBody chunkedFromString(Publisher<String> contents) {
return chunkedFromString(contents, StandardCharsets.UTF_8);
}
static RequestBody chunkedFromString(Publisher<String> contents, Charset charset) {
return ImmutableRequestBody.builder()
.length(null)
.contents(ByteBufFlux.fromString(contents, charset, ByteBufAllocator.DEFAULT))
.build();
}
static RequestBody fromString(String contents) {
return fromString(contents, StandardCharsets.UTF_8);
}
static RequestBody fromString(String contents, Charset charset) {
ByteBuf encodedContents = ByteBufAllocator.DEFAULT.buffer();
encodedContents.writeCharSequence(contents, charset);
return ImmutableRequestBody.builder()
.length(encodedContents.readableBytes())
.contents(Mono.just(encodedContents.retain()))
.build();
}
static RequestBody fromJson(JsonElement contents) {
return fromString(contents.toString());
}
}
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