com.amazonaws.services.iot.model.transform.CreateTopicRuleRequestMarshaller Maven / Gradle / Ivy

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The AWS Java SDK for AWS Iot Service module holds the client classes that are used for communicating with AWS IoT Service
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/*
 * Copyright 2010-2016 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.iot.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.iot.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.*;

/**
 * CreateTopicRuleRequest Marshaller
 */
public class CreateTopicRuleRequestMarshaller implements
        Marshaller, CreateTopicRuleRequest> {

    private static final String DEFAULT_CONTENT_TYPE = "application/x-amz-json-1.1";

    private final SdkJsonProtocolFactory protocolFactory;

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

    public Request marshall(
            CreateTopicRuleRequest createTopicRuleRequest) {

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

        Request request = new DefaultRequest(
                createTopicRuleRequest, "AWSIot");

        request.setHttpMethod(HttpMethodName.POST);

        String uriResourcePath = "/rules/{ruleName}";

        uriResourcePath = uriResourcePath.replace(
                "{ruleName}",
                (createTopicRuleRequest.getRuleName() != null) ? SdkHttpUtils
                        .urlEncode(StringUtils
                                .fromString(createTopicRuleRequest
                                        .getRuleName()), false) : "");
        request.setResourcePath(uriResourcePath);

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

            TopicRulePayload topicRulePayload = createTopicRuleRequest
                    .getTopicRulePayload();
            if (topicRulePayload != null) {
                jsonGenerator.writeStartObject();
                if (topicRulePayload.getSql() != null) {
                    jsonGenerator.writeFieldName("sql").writeValue(
                            topicRulePayload.getSql());
                }
                if (topicRulePayload.getDescription() != null) {
                    jsonGenerator.writeFieldName("description").writeValue(
                            topicRulePayload.getDescription());
                }

                java.util.List actionsList = topicRulePayload
                        .getActions();
                if (actionsList != null) {
                    jsonGenerator.writeFieldName("actions");
                    jsonGenerator.writeStartArray();
                    for (Action actionsListValue : actionsList) {
                        if (actionsListValue != null) {

                            ActionJsonMarshaller.getInstance().marshall(
                                    actionsListValue, jsonGenerator);
                        }
                    }
                    jsonGenerator.writeEndArray();
                }
                if (topicRulePayload.getRuleDisabled() != null) {
                    jsonGenerator.writeFieldName("ruleDisabled").writeValue(
                            topicRulePayload.getRuleDisabled());
                }
                if (topicRulePayload.getAwsIotSqlVersion() != null) {
                    jsonGenerator.writeFieldName("awsIotSqlVersion")
                            .writeValue(topicRulePayload.getAwsIotSqlVersion());
                }
                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", DEFAULT_CONTENT_TYPE);
            }
        } catch (Throwable t) {
            throw new AmazonClientException(
                    "Unable to marshall request to JSON: " + t.getMessage(), t);
        }

        return request;
    }

}