Total Complexity | 6 |
Total Lines | 44 |
Duplicated Lines | 0 % |
Changes | 3 | ||
Bugs | 0 | Features | 0 |
1 | package com.base; |
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6 | public class Helpers { |
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7 | |||
8 | /** |
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9 | * Join List Elements with a String. |
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10 | * |
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11 | * @param glue String to glue list elements. |
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12 | * @param list List of elements. |
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13 | * @param <T> List element type. |
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14 | * @return String |
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15 | */ |
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16 | public static <T> String implode(String glue, List<T> list) { |
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17 | // list is empty, return empty string |
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18 | if (list == null || list.isEmpty()) { |
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19 | return ""; |
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20 | } |
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21 | |||
22 | Iterator<T> iter = list.iterator(); |
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23 | |||
24 | // init the builder with the first element |
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25 | StringBuilder sb = new StringBuilder(); |
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26 | sb.append(iter.next()); |
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27 | |||
28 | // concat each element |
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29 | while (iter.hasNext()) { |
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30 | sb.append(glue).append(iter.next()); |
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31 | } |
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32 | |||
33 | // return result |
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34 | return sb.toString(); |
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35 | } |
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36 | |||
37 | /** |
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38 | * Build URL with Query |
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39 | * |
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40 | * @param url |
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41 | * @param parameters |
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42 | * @return URL |
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43 | */ |
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44 | public static String buildUrlWithQuery(String url, List<String> parameters) { |
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45 | if (parameters.size() < 1) { |
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46 | return url; |
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47 | } |
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48 | |||
49 | return url.concat("?").concat(Helpers.implode("&", parameters)); |
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50 | } |
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52 |