| 1 | // Test StringBuffer.replace(), reverse(), insert(String), append(String),
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| 2 | // and delete().
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| 3 |
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| 4 | public class StringBuffer_1
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| 5 | {
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| 6 | public static void main(String args[])
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| 7 | {
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| 8 | StringBuffer sb = new StringBuffer("45");
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| 9 | sb.insert(0, "123");
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| 10 | sb.append("89");
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| 11 | sb.insert(5, "6");
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| 12 | sb.insert(6, '7');
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| 13 | System.out.println (sb);
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| 14 |
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| 15 | sb.delete (3, 99);
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| 16 |
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| 17 | String foo = sb.toString();
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| 18 |
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| 19 | System.out.println (foo);
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| 20 | sb.reverse();
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| 21 | System.out.println (foo);
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| 22 |
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| 23 | System.out.println (sb);
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| 24 | sb = new StringBuffer("1234");
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| 25 | System.out.println(sb.reverse());
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| 26 |
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| 27 | sb = new StringBuffer("123456789");
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| 28 | sb.append ("0");
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| 29 | System.out.println(sb);
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| 30 |
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| 31 | sb.replace (2, 99, "foo");
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| 32 | System.out.println (sb);
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| 33 |
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| 34 | sb = new StringBuffer("123456789");
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| 35 | sb.replace (1, 1, "XX");
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| 36 | System.out.println (sb);
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| 37 |
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| 38 | sb = new StringBuffer("123456789");
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| 39 | sb.replace (0, 2, "XX");
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| 40 | System.out.println (sb);
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| 41 |
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| 42 | sb = new StringBuffer("123456789");
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| 43 | sb.replace (5, 9, "54321");
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| 44 | System.out.println (sb);
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| 45 |
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| 46 | sb = new StringBuffer("123456789");
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| 47 |
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| 48 | sb.delete (1,4);
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| 49 | System.out.println (sb);
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| 50 |
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| 51 | // Test bounds checks
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| 52 | try
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| 53 | {
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| 54 | sb.insert (-2, "x");
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| 55 | }
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| 56 | catch (StringIndexOutOfBoundsException x)
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| 57 | {
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| 58 | System.out.println (x.getClass());
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| 59 | }
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| 60 |
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| 61 | try
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| 62 | {
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| 63 | sb.insert (96, "x");
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| 64 | }
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| 65 | catch (StringIndexOutOfBoundsException x)
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| 66 | {
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| 67 | System.out.println (x.getClass());
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| 68 | }
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| 69 |
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| 70 | try
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| 71 | {
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| 72 | sb.delete (-2, 2);
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| 73 | }
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| 74 | catch (StringIndexOutOfBoundsException x)
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| 75 | {
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| 76 | System.out.println (x.getClass());
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| 77 | }
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| 78 |
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| 79 | try
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| 80 | {
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| 81 | sb.delete (96, 418);
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| 82 | }
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| 83 | catch (StringIndexOutOfBoundsException x)
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| 84 | {
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| 85 | System.out.println (x.getClass());
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| 86 | }
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| 87 |
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| 88 | try
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| 89 | {
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| 90 | sb.delete (4, 2);
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| 91 | }
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| 92 | catch (StringIndexOutOfBoundsException x)
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| 93 | {
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| 94 | System.out.println (x.getClass());
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| 95 | }
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| 96 |
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| 97 | try
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| 98 | {
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| 99 | sb.replace (-2, 2, "54321");
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| 100 | }
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| 101 | catch (StringIndexOutOfBoundsException x)
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| 102 | {
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| 103 | System.out.println (x.getClass());
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| 104 | }
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| 105 |
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| 106 | try
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| 107 | {
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| 108 | sb.replace (4, 2, "54321");
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| 109 | }
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| 110 | catch (StringIndexOutOfBoundsException x)
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| 111 | {
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| 112 | System.out.println (x.getClass());
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| 113 | }
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| 114 |
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| 115 | try
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| 116 | {
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| 117 | sb.replace (12, 18, "54321");
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| 118 | }
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| 119 | catch (StringIndexOutOfBoundsException x)
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| 120 | {
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| 121 | System.out.println (x.getClass());
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| 122 | }
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| 123 | }
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| 124 | }
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