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The AWS SDK for Java with support for OSGi. The AWS SDK for Java provides Java APIs for building software on AWS' cost-effective, scalable, and reliable infrastructure products. The AWS Java SDK allows developers to code against APIs for all of Amazon's infrastructure web services (Amazon S3, Amazon EC2, Amazon SQS, Amazon Relational Database Service, Amazon AutoScaling, etc).

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/*
 * Copyright 2011-2016 Amazon.com, Inc. or its affiliates. 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.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file 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 com.amazonaws.protocol.json;

import com.amazonaws.http.JsonErrorResponseHandler;
import com.amazonaws.http.JsonResponseHandler;
import com.amazonaws.internal.http.JsonErrorCodeParser;
import com.amazonaws.internal.http.JsonErrorMessageParser;
import com.amazonaws.transform.JsonErrorUnmarshaller;
import com.amazonaws.transform.JsonUnmarshallerContext;
import com.amazonaws.transform.Unmarshaller;
import com.fasterxml.jackson.core.JsonFactory;

import java.util.List;
import java.util.Map;

/**
 * Generic implementation of a structured JSON factory that is pluggable for different variants of
 * JSON. See {@link SdkStructuredPlainJsonFactory#SDK_JSON_FACTORY} and {@link
 * SdkStructuredCborFactory#SDK_CBOR_FACTORY}.
 */
public abstract class SdkStructuredJsonFactoryImpl implements SdkStructuredJsonFactory {

    private final JsonFactory jsonFactory;
    private final Map, Unmarshaller> unmarshallers;

    public SdkStructuredJsonFactoryImpl(JsonFactory jsonFactory,
                                        Map, Unmarshaller> unmarshallers) {
        this.jsonFactory = jsonFactory;
        this.unmarshallers = unmarshallers;
    }

    @Override
    public StructuredJsonGenerator createWriter(String contentType) {
        return createWriter(jsonFactory, contentType);
    }

    protected abstract StructuredJsonGenerator createWriter(JsonFactory jsonFactory,
                                                            String contentType);

    @Override
    public  JsonResponseHandler createResponseHandler(JsonOperationMetadata operationMetadata,
                                                            Unmarshaller responseUnmarshaller) {
        return new JsonResponseHandler(responseUnmarshaller, unmarshallers, jsonFactory,
                                       operationMetadata.isHasStreamingSuccessResponse(),
                                       operationMetadata.isPayloadJson());
    }

    @Override
    public JsonErrorResponseHandler createErrorResponseHandler(
            final List errorUnmarshallers, String customErrorCodeFieldName) {
        return new JsonErrorResponseHandler(errorUnmarshallers,
                                            getErrorCodeParser(customErrorCodeFieldName),
                                            JsonErrorMessageParser.DEFAULT_ERROR_MESSAGE_PARSER,
                                            jsonFactory);
    }

    private JsonErrorCodeParser getErrorCodeParser(String customErrorCodeFieldName) {
        return new JsonErrorCodeParser(customErrorCodeFieldName);
    }

}