Examples with User org.apache.flink.api.io.avro.generated.User used on opensource projects

Example 6 with User

use of org.apache.flink.api.io.avro.generated.User in project flink by apache.

the class AvroRecordInputFormatTest method writeTestFile.

public static void writeTestFile(File testFile) throws IOException {
    ArrayList<CharSequence> stringArray = new ArrayList<CharSequence>();
    stringArray.add(TEST_ARRAY_STRING_1);
    stringArray.add(TEST_ARRAY_STRING_2);
    ArrayList<Boolean> booleanArray = new ArrayList<Boolean>();
    booleanArray.add(TEST_ARRAY_BOOLEAN_1);
    booleanArray.add(TEST_ARRAY_BOOLEAN_2);
    HashMap<CharSequence, Long> longMap = new HashMap<CharSequence, Long>();
    longMap.put(TEST_MAP_KEY1, TEST_MAP_VALUE1);
    longMap.put(TEST_MAP_KEY2, TEST_MAP_VALUE2);
    Address addr = new Address();
    addr.setNum(TEST_NUM);
    addr.setStreet(TEST_STREET);
    addr.setCity(TEST_CITY);
    addr.setState(TEST_STATE);
    addr.setZip(TEST_ZIP);
    User user1 = new User();
    user1.setName(TEST_NAME);
    user1.setFavoriteNumber(256);
    user1.setTypeDoubleTest(123.45d);
    user1.setTypeBoolTest(true);
    user1.setTypeArrayString(stringArray);
    user1.setTypeArrayBoolean(booleanArray);
    user1.setTypeEnum(TEST_ENUM_COLOR);
    user1.setTypeMap(longMap);
    user1.setTypeNested(addr);
    // Construct via builder
    User user2 = User.newBuilder().setName("Charlie").setFavoriteColor("blue").setFavoriteNumber(null).setTypeBoolTest(false).setTypeDoubleTest(1.337d).setTypeNullTest(null).setTypeLongTest(1337L).setTypeArrayString(new ArrayList<CharSequence>()).setTypeArrayBoolean(new ArrayList<Boolean>()).setTypeNullableArray(null).setTypeEnum(Colors.RED).setTypeMap(new HashMap<CharSequence, Long>()).setTypeFixed(null).setTypeUnion(null).setTypeNested(Address.newBuilder().setNum(TEST_NUM).setStreet(TEST_STREET).setCity(TEST_CITY).setState(TEST_STATE).setZip(TEST_ZIP).build()).build();
    DatumWriter<User> userDatumWriter = new SpecificDatumWriter<User>(User.class);
    DataFileWriter<User> dataFileWriter = new DataFileWriter<User>(userDatumWriter);
    dataFileWriter.create(user1.getSchema(), testFile);
    dataFileWriter.append(user1);
    dataFileWriter.append(user2);
    dataFileWriter.close();
}

Example 7 with User

use of org.apache.flink.api.io.avro.generated.User in project flink by apache.

the class AvroSplittableInputFormatTest method createFiles.

@Before
public void createFiles() throws IOException {
    testFile = File.createTempFile("AvroSplittableInputFormatTest", null);
    ArrayList<CharSequence> stringArray = new ArrayList<CharSequence>();
    stringArray.add(TEST_ARRAY_STRING_1);
    stringArray.add(TEST_ARRAY_STRING_2);
    ArrayList<Boolean> booleanArray = new ArrayList<Boolean>();
    booleanArray.add(TEST_ARRAY_BOOLEAN_1);
    booleanArray.add(TEST_ARRAY_BOOLEAN_2);
    HashMap<CharSequence, Long> longMap = new HashMap<CharSequence, Long>();
    longMap.put(TEST_MAP_KEY1, TEST_MAP_VALUE1);
    longMap.put(TEST_MAP_KEY2, TEST_MAP_VALUE2);
    Address addr = new Address();
    addr.setNum(new Integer(TEST_NUM));
    addr.setStreet(TEST_STREET);
    addr.setCity(TEST_CITY);
    addr.setState(TEST_STATE);
    addr.setZip(TEST_ZIP);
    User user1 = new User();
    user1.setName(TEST_NAME);
    user1.setFavoriteNumber(256);
    user1.setTypeDoubleTest(123.45d);
    user1.setTypeBoolTest(true);
    user1.setTypeArrayString(stringArray);
    user1.setTypeArrayBoolean(booleanArray);
    user1.setTypeEnum(TEST_ENUM_COLOR);
    user1.setTypeMap(longMap);
    user1.setTypeNested(addr);
    // Construct via builder
    User user2 = User.newBuilder().setName(TEST_NAME).setFavoriteColor("blue").setFavoriteNumber(null).setTypeBoolTest(false).setTypeDoubleTest(1.337d).setTypeNullTest(null).setTypeLongTest(1337L).setTypeArrayString(new ArrayList<CharSequence>()).setTypeArrayBoolean(new ArrayList<Boolean>()).setTypeNullableArray(null).setTypeEnum(Colors.RED).setTypeMap(new HashMap<CharSequence, Long>()).setTypeFixed(new Fixed16()).setTypeUnion(123L).setTypeNested(Address.newBuilder().setNum(TEST_NUM).setStreet(TEST_STREET).setCity(TEST_CITY).setState(TEST_STATE).setZip(TEST_ZIP).build()).build();
    DatumWriter<User> userDatumWriter = new SpecificDatumWriter<User>(User.class);
    DataFileWriter<User> dataFileWriter = new DataFileWriter<User>(userDatumWriter);
    dataFileWriter.create(user1.getSchema(), testFile);
    dataFileWriter.append(user1);
    dataFileWriter.append(user2);
    Random rnd = new Random(1337);
    for (int i = 0; i < NUM_RECORDS - 2; i++) {
        User user = new User();
        user.setName(TEST_NAME + rnd.nextInt());
        user.setFavoriteNumber(rnd.nextInt());
        user.setTypeDoubleTest(rnd.nextDouble());
        user.setTypeBoolTest(true);
        user.setTypeArrayString(stringArray);
        user.setTypeArrayBoolean(booleanArray);
        user.setTypeEnum(TEST_ENUM_COLOR);
        user.setTypeMap(longMap);
        Address address = new Address();
        address.setNum(new Integer(TEST_NUM));
        address.setStreet(TEST_STREET);
        address.setCity(TEST_CITY);
        address.setState(TEST_STATE);
        address.setZip(TEST_ZIP);
        user.setTypeNested(address);
        dataFileWriter.append(user);
    }
    dataFileWriter.close();
}

Example 8 with User

use of org.apache.flink.api.io.avro.generated.User in project flink by apache.

the class AvroSplittableInputFormatTest method testAvroRecoveryWithFailureAtStart.

@Test
public void testAvroRecoveryWithFailureAtStart() throws Exception {
    final int recordsUntilCheckpoint = 132;
    Configuration parameters = new Configuration();
    AvroInputFormat<User> format = new AvroInputFormat<User>(new Path(testFile.getAbsolutePath()), User.class);
    format.configure(parameters);
    FileInputSplit[] splits = format.createInputSplits(4);
    assertEquals(splits.length, 4);
    int elements = 0;
    int[] elementsPerSplit = new int[4];
    for (int i = 0; i < splits.length; i++) {
        format.reopen(splits[i], format.getCurrentState());
        while (!format.reachedEnd()) {
            User u = format.nextRecord(null);
            Assert.assertTrue(u.getName().toString().startsWith(TEST_NAME));
            elements++;
            if (format.getRecordsReadFromBlock() == recordsUntilCheckpoint) {
                // do the whole checkpoint-restore procedure and see if we pick up from where we left off.
                Tuple2<Long, Long> state = format.getCurrentState();
                // this is to make sure that nothing stays from the previous format
                // (as it is going to be in the normal case)
                format = new AvroInputFormat<>(new Path(testFile.getAbsolutePath()), User.class);
                format.reopen(splits[i], state);
                assertEquals(format.getRecordsReadFromBlock(), recordsUntilCheckpoint);
            }
            elementsPerSplit[i]++;
        }
        format.close();
    }
    Assert.assertEquals(1539, elementsPerSplit[0]);
    Assert.assertEquals(1026, elementsPerSplit[1]);
    Assert.assertEquals(1539, elementsPerSplit[2]);
    Assert.assertEquals(896, elementsPerSplit[3]);
    Assert.assertEquals(NUM_RECORDS, elements);
    format.close();
}

Example 9 with User

use of org.apache.flink.api.io.avro.generated.User in project flink by apache.

the class AvroSplittableInputFormatTest method testSplittedIF.

@Test
public void testSplittedIF() throws IOException {
    Configuration parameters = new Configuration();
    AvroInputFormat<User> format = new AvroInputFormat<User>(new Path(testFile.getAbsolutePath()), User.class);
    format.configure(parameters);
    FileInputSplit[] splits = format.createInputSplits(4);
    assertEquals(splits.length, 4);
    int elements = 0;
    int[] elementsPerSplit = new int[4];
    for (int i = 0; i < splits.length; i++) {
        format.open(splits[i]);
        while (!format.reachedEnd()) {
            User u = format.nextRecord(null);
            Assert.assertTrue(u.getName().toString().startsWith(TEST_NAME));
            elements++;
            elementsPerSplit[i]++;
        }
        format.close();
    }
    Assert.assertEquals(1539, elementsPerSplit[0]);
    Assert.assertEquals(1026, elementsPerSplit[1]);
    Assert.assertEquals(1539, elementsPerSplit[2]);
    Assert.assertEquals(896, elementsPerSplit[3]);
    Assert.assertEquals(NUM_RECORDS, elements);
    format.close();
}

Example 10 with User

use of org.apache.flink.api.io.avro.generated.User in project flink by apache.

the class AvroSplittableInputFormatTest method testAvroRecovery.

@Test
public void testAvroRecovery() throws Exception {
    final int recordsUntilCheckpoint = 132;
    Configuration parameters = new Configuration();
    AvroInputFormat<User> format = new AvroInputFormat<User>(new Path(testFile.getAbsolutePath()), User.class);
    format.configure(parameters);
    FileInputSplit[] splits = format.createInputSplits(4);
    assertEquals(splits.length, 4);
    int elements = 0;
    int[] elementsPerSplit = new int[4];
    for (int i = 0; i < splits.length; i++) {
        format.open(splits[i]);
        while (!format.reachedEnd()) {
            User u = format.nextRecord(null);
            Assert.assertTrue(u.getName().toString().startsWith(TEST_NAME));
            elements++;
            if (format.getRecordsReadFromBlock() == recordsUntilCheckpoint) {
                // do the whole checkpoint-restore procedure and see if we pick up from where we left off.
                Tuple2<Long, Long> state = format.getCurrentState();
                // this is to make sure that nothing stays from the previous format
                // (as it is going to be in the normal case)
                format = new AvroInputFormat<>(new Path(testFile.getAbsolutePath()), User.class);
                format.reopen(splits[i], state);
                assertEquals(format.getRecordsReadFromBlock(), recordsUntilCheckpoint);
            }
            elementsPerSplit[i]++;
        }
        format.close();
    }
    Assert.assertEquals(1539, elementsPerSplit[0]);
    Assert.assertEquals(1026, elementsPerSplit[1]);
    Assert.assertEquals(1539, elementsPerSplit[2]);
    Assert.assertEquals(896, elementsPerSplit[3]);
    Assert.assertEquals(NUM_RECORDS, elements);
    format.close();
}