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17 lines
550 B
Java
17 lines
550 B
Java
class ExtensionMethodPlain {
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public String test() {
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int[] intArray = {5, 3, 8, 2};
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java.util.Arrays.sort(intArray);
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String iAmNull = null;
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return ExtensionMethodPlain.Extensions.or(iAmNull, ExtensionMethodPlain.Extensions.toTitleCase("hELlO, WORlD!"));
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}
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static class Extensions {
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public static <T> T or(T obj, T ifNull) {
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return obj != null ? obj : ifNull;
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}
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public static String toTitleCase(String in) {
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if (in.isEmpty()) return in;
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return "" + Character.toTitleCase(in.charAt(0)) + in.substring(1).toLowerCase();
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}
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}
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} |