Package com.datasalt.pangool.tuplemr.Criteria

Examples of com.datasalt.pangool.tuplemr.Criteria.SortElement

47
48
49
50
51
52
53
54
55
56
57
58
59
    TupleMRConfig config = b.buildConf();


    {
      List<SortElement> expectedCommon = new ArrayList<SortElement>();
      expectedCommon.add(new SortElement("b", Order.ASC, Criteria.NullOrder.NULL_SMALLEST));
      expectedCommon.add(new SortElement("c", Order.DESC, Criteria.NullOrder.NULL_SMALLEST));
      expectedCommon.add(new SortElement("a", Order.DESC, Criteria.NullOrder.NULL_SMALLEST));
      assertEquals(new Criteria(expectedCommon), config.getCommonCriteria());
    }

//    {
//      //TODO this is fragile. there's ambiguity if fields in common schema must be like
View Full Code Here
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
    TupleMRConfig config = b.buildConf();
    SerializationInfo serInfo = config.getSerializationInfo();

    {
      List<SortElement> expectedCommon = new ArrayList<SortElement>();
      expectedCommon.add(new SortElement("b", Order.ASC, Criteria.NullOrder.NULL_SMALLEST));
      expectedCommon.add(new SortElement("c", Order.DESC, Criteria.NullOrder.NULL_SMALLEST));
      assertEquals(new Criteria(expectedCommon), config.getCommonCriteria());
    }
    {
      List<SortElement> expectedSchema1 = new ArrayList<SortElement>();
      expectedSchema1.add(new SortElement("a", Order.DESC, Criteria.NullOrder.NULL_SMALLEST));
      expectedSchema1.add(new SortElement("blabla", Order.DESC, Criteria.NullOrder.NULL_BIGGEST));
      assertEquals(new Criteria(expectedSchema1), config.getSpecificOrderBys()
          .get(0));
    }
    {
      List<SortElement> expectedSchema2 = new ArrayList<SortElement>();
      expectedSchema2.add(new SortElement("a", Order.DESC, Criteria.NullOrder.NULL_SMALLEST));
      expectedSchema2.add(new SortElement("bloblo", Order.DESC, Criteria.NullOrder.NULL_SMALLEST));
      assertEquals(new Criteria(expectedSchema2), config.getSpecificOrderBys()
          .get(1));
    }

    {
View Full Code Here
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
    List<SortElement> builder = new ArrayList<SortElement>();
    for (int i = 0; i < numFields; i++) {
      Field field = schema.getField(i);
      if (field.getType() == Type.OBJECT && field.getName().equals("my_avro") && random.nextBoolean()) {
        // With custom comparator
        builder.add(new SortElement(field.getName(), random.nextBoolean() ? Order.ASC
            : Order.DESC, random.nextBoolean() ? Criteria.NullOrder.NULL_SMALLEST
            : Criteria.NullOrder.NULL_BIGGEST, new DummyComparator()));
      } else {
        // Without custom comparator
        builder.add(new SortElement(field.getName(), random.nextBoolean() ? Order.ASC
            : Order.DESC, random.nextBoolean() ? Criteria.NullOrder.NULL_SMALLEST
            : Criteria.NullOrder.NULL_BIGGEST));
      }
    }
    return new OrderBy(builder);
View Full Code Here
253
254
255
256
257
258
259
260
261
262
  }

  protected static String[] getFirstFields(OrderBy sortCriteria, int numFields) {
    String[] result = new String[numFields];
    for (int i = 0; i < numFields; i++) {
      SortElement element = sortCriteria.getElements().get(i);
      result[i] = element.getName();
    }
    return result;
  }
View Full Code Here
71
72
73
74
75
76
77
78
   *
   * @see Order
   */
  public OrderBy add(String name, Order order) {
    failIfFieldNamePresent(name);
    this.elements.add(new SortElement(name, order));
    return this;
  }
View Full Code Here
90
91
92
93
94
95
96
97
   *
   * @see Order
   */
  public OrderBy add(String name, Order order, RawComparator<?> comparator) {
    failIfFieldNamePresent(name);
    this.elements.add(new SortElement(name, order, comparator));
    return this;
  }
View Full Code Here
222
223
224
225
226
227
228
229
230
231
232
233
234
    o.offset1 = s1;
    o.offset2 = s2;
    for(int depth = 0; depth < criteria.getElements().size(); depth++) {
      Field field = schema.getField(depth);
      Field.Type type = field.getType();
      SortElement sortElement = criteria.getElements().get(depth);
      Order sort = sortElement.getOrder();
      RawComparator comparator = sortElement.getCustomComparator();

      if(comparator != null) {
        // Provided specific Comparator. Some field types has different
        // header length and field length.
        int[] lengths1 = getHeaderLengthAndFieldLength(b1, o.offset1, type);
View Full Code Here
92
93
94
95
96
97
98
99
100
101
102
  private void initComparators() {
    TupleMRConfigBuilder.initializeComparators(context.getHadoopContext()
        .getConfiguration(), tupleMRConfig);
    customComparators = new RawComparator<?>[maxDepth + 1];
    for(int i = minDepth; i <= maxDepth; i++) {
      SortElement element = tupleMRConfig.getCommonCriteria().getElements().get(i);
      if(element.getCustomComparator() != null) {
        customComparators[i] = element.getCustomComparator();
      }
    }
  }
View Full Code Here
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
   */
  public int compare(Schema schema, Criteria c, ITuple w1, int[] index1, ITuple w2,
      int[] index2) {
    for(int i = 0; i < c.getElements().size(); i++) {
      Field field = schema.getField(i);
      SortElement e = c.getElements().get(i);
      Object o1 = w1.get(index1[i]);
      Object o2 = w2.get(index2[i]);
      int comparison = compareObjects(o1, o2, e.getCustomComparator(), field.getType());
      if(comparison != 0) {
        return(e.getOrder() == Order.ASC ? comparison : -comparison);
      }
    }
    return 0;
  }
View Full Code Here
368
369
370
371
372
373
374
375
376
377
378
  private Criteria convertCommonSortByToCriteria(OrderBy orderBy) {
    if(orderBy == null) {
      // then the common sortBy is by default the group fields in ASC order
      List<SortElement> elements = new ArrayList<SortElement>();
      for(String groupField : groupByFields) {
        elements.add(new SortElement(groupField, Order.ASC));
      }
      return new Criteria(elements);
    } else if(orderBy.getSchemaOrderIndex() == null
        || orderBy.getSchemaOrderIndex() == orderBy.getElements().size()) {
      return new Criteria(orderBy.getElements());
View Full Code Here
TOP

Related Classes of com.datasalt.pangool.tuplemr.Criteria.SortElement

  • com.datasalt.pangool.tuplemr.mapred.RollupReducer
  • com.datasalt.pangool.tuplemr.mapred.SortComparator
  • com.datasalt.pangool.tuplemr.mapred.TestComparators
  • com.datasalt.pangool.tuplemr.OrderBy
  • com.datasalt.pangool.tuplemr.TestConfigBuilder
  • com.datasalt.pangool.tuplemr.TestSerializationInfo
  • com.datasalt.pangool.tuplemr.TupleMRConfigBuilder
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.