Package org.apache.pig.builtin

Examples of org.apache.pig.builtin.REGEX_EXTRACT.exec()

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        t4.set(2, 1);

        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
        r = func.exec(t4);
        assertEquals("m", r);
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        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
        r = func.exec(t4);
        assertEquals("m", r);

        func = new REGEX_EXTRACT(true);
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        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
        r = func.exec(t4);
        assertEquals("m", r);

        func = new REGEX_EXTRACT(true);
        r = func.exec(t4);
        assertEquals("match", r);
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        assertTrue(r==null);
        r = func.exec(t4);
        assertEquals("m", r);

        func = new REGEX_EXTRACT(true);
        r = func.exec(t4);
        assertEquals("match", r);

        String matchRegex = "^(.+)\\b\\s+is a\\s+\\b(.+)$";
        TupleFactory tupleFactory = TupleFactory.getInstance();
        Tuple te1 = tupleFactory.newTuple(2);
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        t3.set(0, null);
        t3.set(1, "^\\/search\\/iy\\/(.*?)\\/.*");
        t3.set(2, 2);

        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
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        t3.set(2, 2);

        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);

        String matchRegex = "^(.+)\\b\\s+is a\\s+\\b(.+)$";
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        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);

        String matchRegex = "^(.+)\\b\\s+is a\\s+\\b(.+)$";
        TupleFactory tupleFactory = TupleFactory.getInstance();
        Tuple te1 = tupleFactory.newTuple(2);
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        t4.set(0,"this is a match");
        t4.set(1, "this is a (.+?)");
        t4.set(2, 1);

        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
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        t4.set(2, 1);

        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
        r = func.exec(t4);
        assertEquals("m", r);
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        REGEX_EXTRACT func = new REGEX_EXTRACT();
        String r = func.exec(t1);
        assertTrue(r.equals("term1"));
        r = func.exec(t2);
        assertTrue(r==null);
        r = func.exec(t3);
        assertTrue(r==null);
        r = func.exec(t4);
        assertEquals("m", r);

        func = new REGEX_EXTRACT(true);
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