com.amazonaws.services.apigateway.model.transform.PutIntegrationRequestMarshaller Maven / Gradle / Ivy

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The AWS Java SDK for Amazon API Gateway module holds the client classes that are used for communicating with Amazon API Gateway
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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.services.apigateway.model.transform;

import static com.amazonaws.util.StringUtils.UTF8;
import static com.amazonaws.util.StringUtils.COMMA_SEPARATOR;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.OutputStreamWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.List;
import java.util.regex.Pattern;

import com.amazonaws.AmazonClientException;
import com.amazonaws.Request;
import com.amazonaws.DefaultRequest;
import com.amazonaws.http.HttpMethodName;
import com.amazonaws.services.apigateway.model.*;
import com.amazonaws.transform.Marshaller;
import com.amazonaws.util.BinaryUtils;
import com.amazonaws.util.StringUtils;
import com.amazonaws.util.IdempotentUtils;
import com.amazonaws.util.StringInputStream;
import com.amazonaws.util.SdkHttpUtils;
import com.amazonaws.protocol.json.*;

/**
 * PutIntegrationRequest Marshaller
 */
public class PutIntegrationRequestMarshaller implements Marshaller, PutIntegrationRequest> {

    private final SdkJsonProtocolFactory protocolFactory;

    public PutIntegrationRequestMarshaller(SdkJsonProtocolFactory protocolFactory) {
        this.protocolFactory = protocolFactory;
    }

    public Request marshall(PutIntegrationRequest putIntegrationRequest) {

        if (putIntegrationRequest == null) {
            throw new AmazonClientException("Invalid argument passed to marshall(...)");
        }

        Request request = new DefaultRequest(putIntegrationRequest, "AmazonApiGateway");

        request.setHttpMethod(HttpMethodName.PUT);

        String uriResourcePath = "/restapis/{restapi_id}/resources/{resource_id}/methods/{http_method}/integration";

        uriResourcePath = uriResourcePath.replace("{restapi_id}",
                (putIntegrationRequest.getRestApiId() != null) ? SdkHttpUtils.urlEncode(StringUtils.fromString(putIntegrationRequest.getRestApiId()), false)
                        : "");
        uriResourcePath = uriResourcePath.replace("{resource_id}",
                (putIntegrationRequest.getResourceId() != null) ? SdkHttpUtils.urlEncode(StringUtils.fromString(putIntegrationRequest.getResourceId()), false)
                        : "");
        uriResourcePath = uriResourcePath.replace("{http_method}",
                (putIntegrationRequest.getHttpMethod() != null) ? SdkHttpUtils.urlEncode(StringUtils.fromString(putIntegrationRequest.getHttpMethod()), false)
                        : "");
        request.setResourcePath(uriResourcePath);

        try {
            final StructuredJsonGenerator jsonGenerator = protocolFactory.createGenerator();
            jsonGenerator.writeStartObject();

            if (putIntegrationRequest.getType() != null) {
                jsonGenerator.writeFieldName("type").writeValue(putIntegrationRequest.getType());
            }
            if (putIntegrationRequest.getIntegrationHttpMethod() != null) {
                jsonGenerator.writeFieldName("httpMethod").writeValue(putIntegrationRequest.getIntegrationHttpMethod());
            }
            if (putIntegrationRequest.getUri() != null) {
                jsonGenerator.writeFieldName("uri").writeValue(putIntegrationRequest.getUri());
            }
            if (putIntegrationRequest.getCredentials() != null) {
                jsonGenerator.writeFieldName("credentials").writeValue(putIntegrationRequest.getCredentials());
            }

            java.util.Map requestParametersMap = putIntegrationRequest.getRequestParameters();
            if (requestParametersMap != null) {
                jsonGenerator.writeFieldName("requestParameters");
                jsonGenerator.writeStartObject();

                for (Map.Entry requestParametersMapValue : requestParametersMap.entrySet()) {
                    if (requestParametersMapValue.getValue() != null) {
                        jsonGenerator.writeFieldName(requestParametersMapValue.getKey());

                        jsonGenerator.writeValue(requestParametersMapValue.getValue());
                    }
                }
                jsonGenerator.writeEndObject();
            }

            java.util.Map requestTemplatesMap = putIntegrationRequest.getRequestTemplates();
            if (requestTemplatesMap != null) {
                jsonGenerator.writeFieldName("requestTemplates");
                jsonGenerator.writeStartObject();

                for (Map.Entry requestTemplatesMapValue : requestTemplatesMap.entrySet()) {
                    if (requestTemplatesMapValue.getValue() != null) {
                        jsonGenerator.writeFieldName(requestTemplatesMapValue.getKey());

                        jsonGenerator.writeValue(requestTemplatesMapValue.getValue());
                    }
                }
                jsonGenerator.writeEndObject();
            }
            if (putIntegrationRequest.getPassthroughBehavior() != null) {
                jsonGenerator.writeFieldName("passthroughBehavior").writeValue(putIntegrationRequest.getPassthroughBehavior());
            }
            if (putIntegrationRequest.getCacheNamespace() != null) {
                jsonGenerator.writeFieldName("cacheNamespace").writeValue(putIntegrationRequest.getCacheNamespace());
            }

            java.util.List cacheKeyParametersList = putIntegrationRequest.getCacheKeyParameters();
            if (cacheKeyParametersList != null) {
                jsonGenerator.writeFieldName("cacheKeyParameters");
                jsonGenerator.writeStartArray();
                for (String cacheKeyParametersListValue : cacheKeyParametersList) {
                    if (cacheKeyParametersListValue != null) {
                        jsonGenerator.writeValue(cacheKeyParametersListValue);
                    }
                }
                jsonGenerator.writeEndArray();
            }

            jsonGenerator.writeEndObject();

            byte[] content = jsonGenerator.getBytes();
            request.setContent(new ByteArrayInputStream(content));
            request.addHeader("Content-Length", Integer.toString(content.length));
            if (!request.getHeaders().containsKey("Content-Type")) {
                request.addHeader("Content-Type", protocolFactory.getContentType());
            }
        } catch (Throwable t) {
            throw new AmazonClientException("Unable to marshall request to JSON: " + t.getMessage(), t);
        }

        return request;
    }

}