com.github.sjones4.youcan.youserv.model.transform.DescribeServicesRequestMarshaller.java Source code

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Here is the source code for com.github.sjones4.youcan.youserv.model.transform.DescribeServicesRequestMarshaller.java

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/*
 * Copyright 2013 Steve Jones. 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.github.sjones4.youcan.youserv.model.transform;

import java.util.List;
import com.amazonaws.AmazonClientException;
import com.amazonaws.DefaultRequest;
import com.amazonaws.Request;
import com.amazonaws.transform.Marshaller;
import com.amazonaws.util.StringUtils;
import com.github.sjones4.youcan.youserv.model.DescribeServicesRequest;
import com.github.sjones4.youcan.youserv.model.Filter;

/**
 *
 */
public class DescribeServicesRequestMarshaller
        implements Marshaller<Request<DescribeServicesRequest>, DescribeServicesRequest> {

    public Request<DescribeServicesRequest> marshall(DescribeServicesRequest describeServicesRequest) {

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

        final Request<DescribeServicesRequest> request = new DefaultRequest<>(describeServicesRequest,
                "EucalyptusServices");
        request.addParameter("Action", "DescribeServices");
        request.addParameter("Version", "eucalyptus");

        final List<String> servicesList = describeServicesRequest.getServiceNames();
        int servicesListIndex = 1;

        for (final String servicesListValue : servicesList) {
            if (servicesListValue != null) {
                request.addParameter("ServiceName." + servicesListIndex, StringUtils.fromString(servicesListValue));
            }

            servicesListIndex++;
        }

        final List<Filter> filtersList = describeServicesRequest.getFilters();
        int filtersListIndex = 1;

        for (final Filter filtersListValue : filtersList) {
            Filter filterMember = filtersListValue;
            if (filterMember != null) {
                if (filterMember.getName() != null) {
                    request.addParameter("Filter." + filtersListIndex + ".Name",
                            StringUtils.fromString(filterMember.getName()));
                }

                if (filterMember.getValues() != null) {
                    final List<String> valuesList = filterMember.getValues();
                    int valuesListIndex = 1;

                    for (final String valuesListValue : valuesList) {
                        if (valuesListValue != null) {
                            request.addParameter("Filter." + filtersListIndex + ".Value." + valuesListIndex,
                                    StringUtils.fromString(valuesListValue));
                        }

                        valuesListIndex++;
                    }
                }
            }
            filtersListIndex++;
        }

        return request;
    }
}