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- public String arrayToString(String[] array) {
- // if (array == null) return null;
- return Arrays.toString(array);
- }
- public String[] stringToArray(String arrayString) {
- if (arrayString == null) return null;
- String[] array;
- if (arrayString.startsWith("[") && arrayString.endsWith("]"))
- array = arrayString.substring(1, arrayString.length()-1).split(",");
- else
- array = arrayString.split(",");
- return array;
- }
- public static String[] getUniqueElements(String[] old_array, String[] new_array) {
- if (new_array == null || new_array.length == 0) return new String[0];
- if (old_array == null || old_array.length == 0) return new_array;
- List<String> unique = new ArrayList<String>();
- for (String n : new_array) {
- boolean contain = false;
- for (String o : old_array) {
- if (n.equals(o)) contain = true;
- }
- if (!contain)
- unique.add(n);
- }
- return unique.toArray(new String[unique.size()]);
- }
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