Package org.apache.pig.data

Examples of org.apache.pig.data.DefaultTuple

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    private String[] fields = {"a", "b", "c", "d", "e", "f", "g", "h", "i"};

    @Test
    public void testAllConcat() throws Exception {
        RangeBasedStringConcat rbsc = new RangeBasedStringConcat("ALL", " ");
        Tuple input = new DefaultTuple();
        for (int i = 0; i < fields.length; i++) {
            input.append(fields[i]);
        }
        String result = rbsc.exec(input);
        assertEquals("a b c d e f g h i", result);
        Tuple innerTuple = new DefaultTuple();
        innerTuple.append("j");
        innerTuple.append("k");

        input.append(innerTuple);
        result = rbsc.exec(input);
        assertEquals("a b c d e f g h i j k", result);
        DataBag db = new DefaultDataBag();
        Tuple dbTuple = new DefaultTuple();
        dbTuple.append("l");
        dbTuple.append("m");
        db.add(dbTuple);
        innerTuple.append(db);
        result = rbsc.exec(input);
        assertEquals("a b c d e f g h i j k l m", result);
    }
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    }

    @Test
    public void testRange() throws Exception {
        RangeBasedStringConcat rbsc = new RangeBasedStringConcat("0,1", " ");
        Tuple input = new DefaultTuple();
        for (String field : fields) {
            input.append(field);
        }
        String result = rbsc.exec(input);
        assertEquals("a b", result);
        rbsc = new RangeBasedStringConcat("2,6", " ");
        result = rbsc.exec(input);
        assertEquals("c g", result);
        //test out of range
        rbsc = new RangeBasedStringConcat("0,9,1000", " ");
        result = rbsc.exec(input);
        assertEquals("a", result);

        Tuple innerTuple = new DefaultTuple();
        innerTuple.append("j");
        innerTuple.append("k");

        input.append(innerTuple);
        rbsc = new RangeBasedStringConcat("0,9", " ");
        result = rbsc.exec(input);
        assertEquals("a j k", result);
        DataBag db = new DefaultDataBag();
        Tuple dbTuple = new DefaultTuple();
        dbTuple.append("l");
        dbTuple.append("m");
        db.add(dbTuple);
        innerTuple.append(db);
        rbsc = new RangeBasedStringConcat("0,9,10", " ");
        result = rbsc.exec(input);
        assertEquals("a j k l m", result);
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    @Test
    public void test() throws Exception {
        ToCassandraBag tcb = new ToCassandraBag();
        UDFContext context = UDFContext.getUDFContext();
        Properties properties = context.getUDFProperties(ToCassandraBag.class);
        Tuple input = new DefaultTuple();
        StringBuilder builder = new StringBuilder();
        for (int i = 0; i < fields.length; i++){
            builder.append(fields[i]);
            input.append("foo" + i);
            if (i < fields.length - 1){
                builder.append(',');
            }
        }
        properties.setProperty(ToCassandraBag.UDFCONTEXT_SCHEMA_KEY + ".default_context", builder.toString());
        Tuple tuple = tcb.exec(input);
        assertNotNull("Tuple is null", tuple);
        assertEquals(2, tuple.size());
        //first is the key, rest is a set of columns
        Object one = tuple.get(0);
        assertTrue(one instanceof String);
        Object two = tuple.get(1);
        assertTrue(two instanceof DataBag);
        //Bad input
        input = new DefaultTuple();
        input.append(null);
        input.append("foo");
        try {
            tcb.exec(input);
            assertTrue(false);
        } catch (IOException e) {
            //expected
        }
        input = new DefaultTuple();
        builder.setLength(0);
        for (int i = 0; i < fields.length -1; i++){
            builder.append(fields[i]);
            input.append("foo" + i);
            if (i < fields.length - 1){
                builder.append(',');
            }
        }
        properties.setProperty(ToCassandraBag.UDFCONTEXT_SCHEMA_KEY + ".default_context", builder.toString());
        input.append("foo extra");
        try {
            tcb.exec(input);
            assertTrue(false);
        } catch (IOException e) {
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      /*
       * Tuple userKey = new DefaultTuple(); userKey.append(new String(word));
       * userKey.append(Integer.parseInt(wdct[1]));
       */
      System.out.println("in map, sortkey: " + sortKey);
      Tuple userKey = new DefaultTuple();
      if (sortKey.equalsIgnoreCase("word,count")) {
        userKey.append(new String(word));
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("count")) {
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("word")) {
        userKey.append(new String(word));
      }

      try {

        /* New M/R Interface */
 
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      /*
       * Tuple userKey = new DefaultTuple(); userKey.append(new String(word));
       * userKey.append(Integer.parseInt(wdct[1]));
       */
      System.out.println("in map, sortkey: " + sortKey);
      Tuple userKey = new DefaultTuple();
      if (sortKey.equalsIgnoreCase("word,count")) {
        userKey.append(new String(word));
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("count")) {
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("word")) {
        userKey.append(new String(word));
      }

      try {

        /* New M/R Interface */
 
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      /*
       * Tuple userKey = new DefaultTuple(); userKey.append(new String(word));
       * userKey.append(Integer.parseInt(wdct[1]));
       */
      System.out.println("in map, sortkey: " + sortKey);
      Tuple userKey = new DefaultTuple();
      if (sortKey.equalsIgnoreCase("word,count")) {
        userKey.append(new String(word));
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("count")) {
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("word")) {
        userKey.append(new String(word));
      }

      try {

        /* New M/R Interface */
 
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        bytesKey.set(word, 0, word.length);
        tupleRow.set(0, new String(word));
        tupleRow.set(1, Integer.parseInt(wdct[1]));

        // This key has to be created by user
        Tuple userKey = new DefaultTuple();
        userKey.append(new String(word));
        userKey.append(Integer.parseInt(wdct[1]));
        try {

            /* New M/R Interface */
            /* Converts user key to zebra BytesWritable key */
            /* using sort key expr tree  */
 
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      /*
       * Tuple userKey = new DefaultTuple(); userKey.append(new String(word));
       * userKey.append(Integer.parseInt(wdct[1]));
       */
      System.out.println("in map, sortkey: " + sortKey);
      Tuple userKey = new DefaultTuple();
      if (sortKey.equalsIgnoreCase("word,count")) {
        userKey.append(new String(word));
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("count")) {
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("word")) {
        userKey.append(new String(word));
      }

      try {

        /* New M/R Interface */
 
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      bytesKey.set(word, 0, word.length);
      tupleRow.set(0, new String(word));
      tupleRow.set(1, Integer.parseInt(wdct[1]));

      // This key has to be created by user
      Tuple userKey = new DefaultTuple();
      userKey.append(new String(word));
      userKey.append(Integer.parseInt(wdct[1]));
      try {

        /* New M/R Interface */
        /* Converts user key to zebra BytesWritable key */
        /* using sort key expr tree  */
 
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      /*
       * Tuple userKey = new DefaultTuple(); userKey.append(new String(word));
       * userKey.append(Integer.parseInt(wdct[1]));
       */
      System.out.println("in map, sortkey: " + sortKey);
      Tuple userKey = new DefaultTuple();
      if (sortKey.equalsIgnoreCase("word,count")) {
        userKey.append(new String(word));
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("count")) {
        userKey.append(Integer.parseInt(wdct[1]));
      }

      if (sortKey.equalsIgnoreCase("word")) {
        userKey.append(new String(word));
      }

      try {

        /* New M/R Interface */
 
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  • org.apache.hadoop.zebra.mapred.TestMultipleOutputsTypeApi$MapClass
  • org.apache.hadoop.zebra.mapred.TestMultipleOutputsTypedApiNeg$MapClass
  • org.apache.hadoop.zebra.mapreduce.TableMRSortedTableZebraKeyGenerator$MapClass
  • org.apache.hadoop.zebra.mapreduce.TestMultipleOutputs2TypedApi$MapClass
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