com.ivona.services.tts.model.transform.MarshallerHelper Maven / Gradle / Ivy

Go to download
/*
 * Copyright 2015 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.ivona.services.tts.model.transform;

import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

/**
 * The class which contains simple methods used by CreateSpeech and ListVoices marshallers.
 */
public class MarshallerHelper {
    public static void putToMapIfNotNull(Map> map, final String key, final String value) {
        if (value != null) {
            map.put(key, Collections.singletonList(value));
        }
    }

    public static void putToMapIfNotNull(Map> map, final String key, final Short value) {
        if (value != null) {
            map.put(key, Collections.singletonList(value.toString()));
        }
    }

    public static void putToMapIfTrue(Map> map, final String key, final boolean value) {
        if (value) {
            map.put(key, Collections.singletonList("true"));
        }
    }

    public static boolean stringIsNotBlank(String value) {
        return value != null && !value.trim().isEmpty();
    }

    public static void putToMapIfNotNull(Map> map, final String key, final List values) {
        if (values != null && !values.isEmpty()) {
            map.put(key, Collections.singletonList(convertListToString(values)));
        }
    }

    private static String convertListToString(final List values) {
        StringBuilder sb = new StringBuilder();
        Iterator it = values.iterator();
        boolean isFirst = true;
        while (it.hasNext()) {
            if (!isFirst) {
                sb.append(",");
            }
            sb.append(it.next());
            isFirst = false;
        }
        return sb.toString();
    }
}