Examples of org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableConstantBooleanObjectInspector

Package org.apache.hadoop.hive.serde2.objectinspector.primitive

Examples of org.apache.hadoop.hive.serde2.objectinspector.primitive.WritableConstantBooleanObjectInspector

org.apache.hadoop.hive.serde2.objectinspector.StructField
A WritableConstantBooleanObjectInspector is a WritableBooleanObjectInspector that implements ConstantObjectInspector.

   *
   * @throws Exception
   */
  @Test
  public void testSkipWithEmptyArrayInEnd() throws Exception {
    ObjectInspector inspector;
    List<String> emptyList = Collections.emptyList();
    synchronized (TestOrcFile.class) {
      inspector = ObjectInspectorFactory.getReflectionObjectInspector
          (StringListWithId.class, ObjectInspectorFactory.ObjectInspectorOptions.JAVA);
    }

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  /**
   * Tests a writing a stripe with an integer column, which enters low memory mode before the first
   * index stride is complete.
   */
  public void testIntEnterLowMemoryModeInFirstStride() throws Exception {
    ObjectInspector inspector;
    synchronized (TestOrcFile.class) {
      inspector = ObjectInspectorFactory.getReflectionObjectInspector
          (IntStruct.class,
              ObjectInspectorFactory.ObjectInspectorOptions.JAVA);
    }

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  /**
   * Tests a writing a stripe with a string column, which enters low memory mode before the first
   * index stride is complete.
   */
  public void testStringEnterLowMemoryModeInFirstStride() throws Exception {
    ObjectInspector inspector;
    synchronized (TestOrcFile.class) {
      inspector = ObjectInspectorFactory.getReflectionObjectInspector
          (StringStruct.class,
              ObjectInspectorFactory.ObjectInspectorOptions.JAVA);
    }

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    public void close(boolean b) throws IOException {
      // if we haven't written any rows, we need to create a file with a
      // generic schema.
      if (writer == null) {
        // a row with no columns
        ObjectInspector inspector = ObjectInspectorFactory.
            getStandardStructObjectInspector(new ArrayList<String>(),
                new ArrayList<ObjectInspector>());
        writer = OrcFile.createWriter(fs, path, this.conf, inspector,
            stripeSize, compress, compressionSize, rowIndexStride);
      }

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    checkOutput(expectedFileUrl.getPath(), outputFilename);
  }


  @Test
  public void testDump() throws Exception {
    ObjectInspector inspector;
    synchronized (TestOrcFile.class) {
      inspector = ObjectInspectorFactory.getReflectionObjectInspector
          (MyRecord.class, ObjectInspectorFactory.ObjectInspectorOptions.JAVA);
    }

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    writer.close();
    checkOutput("orc-file-dump.out");
  }


  private void testDictionary(Configuration conf, String expectedOutputFilename) throws Exception {
    ObjectInspector inspector;
    synchronized (TestOrcFile.class) {
      inspector = ObjectInspectorFactory.getReflectionObjectInspector
          (MyRecord.class, ObjectInspectorFactory.ObjectInspectorOptions.JAVA);
    }
    // Turn off using the approximate entropy heuristic to turn off dictionary encoding

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        return struct;
      }
    };


    // Test control case (cases match)
    StructField field = STRUCT_OI.getStructFieldRef(FIELD_0);
    Assert.assertEquals("a",
        ((StringObjectInspector) field.getFieldObjectInspector()).getPrimitiveJavaObject(
            STRUCT_OI.getStructFieldData(struct, field)));
    // Test upper case
    field = STRUCT_OI.getStructFieldRef(FIELD_0.toUpperCase());
    Assert.assertEquals("a",
        ((StringObjectInspector) field.getFieldObjectInspector()).getPrimitiveJavaObject(
            STRUCT_OI.getStructFieldData(struct, field)));
    // Test lower case (even if someone changes the value of FIELD_0 in the future either upper
    // or lower case should be different from the actual case)
    field = STRUCT_OI.getStructFieldRef(FIELD_0.toLowerCase());
    Assert.assertEquals("a",
        ((StringObjectInspector) field.getFieldObjectInspector()).getPrimitiveJavaObject(
            STRUCT_OI.getStructFieldData(struct, field)));
  }

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  public void testCaseInsensitiveFieldsStruct() throws Exception {
    OrcStruct struct = new OrcStruct(Lists.newArrayList(FIELD_0));
    struct.setFieldValue(0, new Text("a"));


    // Test control case (cases match)
    StructField field = NON_LAZY_STRUCT_OI.getStructFieldRef(FIELD_0);
    Assert.assertEquals("a",
        ((StringObjectInspector) field.getFieldObjectInspector()).getPrimitiveJavaObject(
            NON_LAZY_STRUCT_OI.getStructFieldData(struct, field)));
    // Test upper case
    field = NON_LAZY_STRUCT_OI.getStructFieldRef(FIELD_0.toUpperCase());
    Assert.assertEquals("a",
        ((StringObjectInspector) field.getFieldObjectInspector()).getPrimitiveJavaObject(
            NON_LAZY_STRUCT_OI.getStructFieldData(struct, field)));
    // Test lower case (even if someone changes the value of FIELD_0 in the future either upper
    // or lower case should be different from the actual case)
    field = NON_LAZY_STRUCT_OI.getStructFieldRef(FIELD_0.toLowerCase());
    Assert.assertEquals("a",
        ((StringObjectInspector) field.getFieldObjectInspector()).getPrimitiveJavaObject(
            NON_LAZY_STRUCT_OI.getStructFieldData(struct, field)));
  }

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    @Override
    public String getTypeName() {
      StringBuilder buffer = new StringBuilder();
      buffer.append("struct<");
      for(int i=0; i < fields.size(); ++i) {
        StructField field = fields.get(i);
        if (i != 0) {
          buffer.append(",");
        }
        buffer.append(field.getFieldName());
        buffer.append(":");
        buffer.append(field.getFieldObjectInspector().getTypeName());
      }
      buffer.append(">");
      return buffer.toString();
    }

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        List<StructField> other = ((OrcStructInspector) o).fields;
        if (other.size() != fields.size()) {
          return false;
        }
        for(int i = 0; i < fields.size(); ++i) {
          StructField left = other.get(i);
          StructField right = fields.get(i);
          if (!(left.getFieldName().equals(right.getFieldName()) &&
                left.getFieldObjectInspector().equals
                    (right.getFieldObjectInspector()))) {
            return false;
          }
        }
        return true;
      }

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