BAEL-3589 : Improvement: Java Generate Random String
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@ -38,6 +38,35 @@ public class RandomStringsUnitTest {
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LOG.debug(generatedString);
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}
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@Test
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public void givenUsingJava8_whenGeneratingRandomAlphabeticString_thenCorrect() {
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final int leftLimit = 97; // letter 'a'
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final int rightLimit = 122; // letter 'z'
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final int targetStringLength = 10;
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final Random random = new Random();
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final String generatedString = random.ints(targetStringLength, leftLimit, rightLimit + 1)
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.collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
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.toString();
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LOG.debug(generatedString);
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}
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@Test
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public void givenUsingJava8_whenGeneratingRandomAlphanumericString_thenCorrect() {
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final int leftLimit = 48; // numeral '0'
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final int rightLimit = 122; // letter 'z'
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final int targetStringLength = 10;
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final Random random = new Random();
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final String generatedString = random.ints(targetStringLength, leftLimit, rightLimit + 1)
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.filter(i -> (i < 57 || i > 65) && (i < 90 || i > 97))
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.collect(StringBuilder::new, StringBuilder::appendCodePoint, StringBuilder::append)
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.toString();
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LOG.debug(generatedString);
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}
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@Test
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public void givenUsingApache_whenGeneratingRandomString_thenCorrect() {
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final String generatedString = RandomStringUtils.random(10);
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