/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hive.serde2.objectinspector;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector.Category;
import org.apache.hadoop.hive.serde2.objectinspector.primitive.PrimitiveObjectInspectorFactory;
import org.apache.hadoop.hive.serde2.thrift.test.Complex;
import org.apache.hadoop.hive.serde2.thrift.test.IntString;
import org.apache.hadoop.hive.serde2.thrift.test.PropValueUnion;
import org.apache.hadoop.hive.serde2.thrift.test.SetIntString;
import junit.framework.TestCase;
/**
* TestThriftObjectInspectors.
*
*/
public class TestThriftObjectInspectors extends TestCase {
public void testThriftObjectInspectors() throws Throwable {
try {
ObjectInspector oi1 = ObjectInspectorFactory
.getReflectionObjectInspector(Complex.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT);
ObjectInspector oi2 = ObjectInspectorFactory
.getReflectionObjectInspector(Complex.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT);
assertEquals(oi1, oi2);
// metadata
assertEquals(Category.STRUCT, oi1.getCategory());
StructObjectInspector soi = (StructObjectInspector) oi1;
List<? extends StructField> fields = soi.getAllStructFieldRefs();
assertEquals(10, fields.size());
assertEquals(fields.get(0), soi.getStructFieldRef("aint"));
// null
for (int i = 0; i < fields.size(); i++) {
assertNull(soi.getStructFieldData(null, fields.get(i)));
}
ObjectInspector oi = ObjectInspectorFactory
.getReflectionObjectInspector(PropValueUnion.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT);
assertNotNull(oi.toString());
// real object
Complex c = new Complex();
c.setAint(1);
c.setAString("test");
List<Integer> c2 = Arrays.asList(new Integer[] {1, 2, 3});
c.setLint(c2);
List<String> c3 = Arrays.asList(new String[] {"one", "two"});
c.setLString(c3);
List<IntString> c4 = new ArrayList<IntString>();
c.setLintString(c4);
c.setMStringString(null);
c.setAttributes(null);
c.setUnionField1(null);
c.setUnionField2(null);
c.setUnionField3(null);
assertEquals(1, soi.getStructFieldData(c, fields.get(0)));
assertEquals("test", soi.getStructFieldData(c, fields.get(1)));
assertEquals(c2, soi.getStructFieldData(c, fields.get(2)));
assertEquals(c3, soi.getStructFieldData(c, fields.get(3)));
assertEquals(c4, soi.getStructFieldData(c, fields.get(4)));
assertNull(soi.getStructFieldData(c, fields.get(5)));
assertNull(soi.getStructFieldData(c, fields.get(6)));
assertNull(soi.getStructFieldData(c, fields.get(7)));
assertNull(soi.getStructFieldData(c, fields.get(8)));
assertNull(soi.getStructFieldData(c, fields.get(9)));
ArrayList<Object> cfields = new ArrayList<Object>();
for (int i = 0; i < 10; i++) {
cfields.add(soi.getStructFieldData(c, fields.get(i)));
}
assertEquals(cfields, soi.getStructFieldsDataAsList(c));
// sub fields
assertEquals(PrimitiveObjectInspectorFactory.javaIntObjectInspector,
fields.get(0).getFieldObjectInspector());
assertEquals(PrimitiveObjectInspectorFactory.javaStringObjectInspector,
fields.get(1).getFieldObjectInspector());
assertEquals(
ObjectInspectorFactory
.getStandardListObjectInspector(PrimitiveObjectInspectorFactory.javaIntObjectInspector),
fields.get(2).getFieldObjectInspector());
assertEquals(
ObjectInspectorFactory
.getStandardListObjectInspector(PrimitiveObjectInspectorFactory
.javaStringObjectInspector),
fields.get(3).getFieldObjectInspector());
assertEquals(ObjectInspectorFactory
.getStandardListObjectInspector(ObjectInspectorFactory
.getReflectionObjectInspector(IntString.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT)),
fields.get(4).getFieldObjectInspector());
assertEquals(ObjectInspectorFactory.getStandardMapObjectInspector(
PrimitiveObjectInspectorFactory.javaStringObjectInspector,
PrimitiveObjectInspectorFactory.javaStringObjectInspector), fields
.get(5).getFieldObjectInspector());
} catch (Throwable e) {
e.printStackTrace();
throw e;
}
}
@SuppressWarnings("unchecked")
public void testThriftSetObjectInspector() throws Throwable {
try {
ObjectInspector oi1 = ObjectInspectorFactory
.getReflectionObjectInspector(SetIntString.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT);
ObjectInspector oi2 = ObjectInspectorFactory
.getReflectionObjectInspector(SetIntString.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT);
assertEquals(oi1, oi2);
// metadata
assertEquals(Category.STRUCT, oi1.getCategory());
StructObjectInspector soi = (StructObjectInspector) oi1;
List<? extends StructField> fields = soi.getAllStructFieldRefs();
assertEquals(2, fields.size());
assertEquals(fields.get(0), soi.getStructFieldRef("sIntString"));
assertEquals(fields.get(1), soi.getStructFieldRef("aString"));
// null
for (int i = 0; i < fields.size(); i++) {
assertNull(soi.getStructFieldData(null, fields.get(i)));
}
// real object
IntString s1 = new IntString();
s1.setMyint(1);
s1.setMyString("test");
s1.setUnderscore_int(2);
Set<IntString> set1 = new HashSet<IntString>();
set1.add(s1);
SetIntString s = new SetIntString();
s.setSIntString(set1);
s.setAString("setString");
assertEquals(set1, soi.getStructFieldData(s, fields.get(0)));
assertEquals("setString", soi.getStructFieldData(s, fields.get(1)));
// sub fields
assertEquals(
ObjectInspectorFactory
.getStandardListObjectInspector(ObjectInspectorFactory
.getReflectionObjectInspector(IntString.class,
ObjectInspectorFactory.ObjectInspectorOptions.THRIFT)),
fields.get(0).getFieldObjectInspector());
assertEquals(PrimitiveObjectInspectorFactory.javaStringObjectInspector,
fields.get(1).getFieldObjectInspector());
// compare set fields
ListObjectInspector loi = (ListObjectInspector) fields.get(0).getFieldObjectInspector();
assertEquals(1, loi.getListLength(set1));
List<IntString> list = (List<IntString>) loi.getList(set1);
assertEquals(1, list.size());
s1 = (IntString) loi.getListElement(list, 0);
assertEquals(1, s1.getMyint());
assertEquals("test", s1.getMyString());
assertEquals(2, s1.getUnderscore_int());
} catch (Throwable e) {
e.printStackTrace();
throw e;
}
}
}