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

Example 6 with User

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

the class AvroTypesITCase method testAvroObjectAccess.

@Test
public void testAvroObjectAccess() {
    StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
    StreamTableEnvironment tEnv = StreamTableEnvironment.create(env);
    DataStream<User> ds = testData(env);
    Table t = tEnv.fromDataStream(ds, selectFields(ds));
    Table result = t.filter($("type_nested").isNotNull()).select($("type_nested").flatten()).as("city", "num", "state", "street", "zip");
    List<Address> results = CollectionUtil.iteratorToList(DataStreamUtils.collect(tEnv.toAppendStream(result, Address.class)));
    String expected = USER_1.getTypeNested().toString();
    TestBaseUtils.compareResultAsText(results, expected);
}

Example 7 with User

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

the class AvroTypesITCase method testAvroToRow.

@Test
public void testAvroToRow() {
    StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
    StreamTableEnvironment tEnv = StreamTableEnvironment.create(env);
    DataStream<User> ds = testData(env);
    Table t = tEnv.fromDataStream(ds, selectFields(ds));
    Table result = t.select($("*"));
    List<Row> results = CollectionUtil.iteratorToList(DataStreamUtils.collect(tEnv.toAppendStream(result, Row.class)));
    // TODO we should get an Avro record here instead of a nested row.
    // This should be fixed with FLIP-136
    String expected = "+I[black, null, Whatever, [true], [hello], true, java.nio.HeapByteBuffer[pos=0 lim=10 cap=10], " + "2014-03-01, java.nio.HeapByteBuffer[pos=0 lim=2 cap=2], [7, -48], 0.0, GREEN, " + "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], 42, {}, null, null, null, 00:00:00.123456, " + "12:12:12, 1970-01-01T00:00:00.123456Z, 2014-03-01T12:12:12.321Z, null]\n" + "+I[blue, null, Charlie, [], [], false, java.nio.HeapByteBuffer[pos=0 lim=10 cap=10], 2014-03-01, " + "java.nio.HeapByteBuffer[pos=0 lim=2 cap=2], [7, -48], 1.337, RED, null, 1337, {}, " + "+I[Berlin, 42, Berlin, Bakerstreet, 12049], null, null, 00:00:00.123456, 12:12:12, 1970-01-01T00:00:00.123456Z, " + "2014-03-01T12:12:12.321Z, null]\n" + "+I[yellow, null, Terminator, [false], [world], false, " + "java.nio.HeapByteBuffer[pos=0 lim=10 cap=10], 2014-03-01, " + "java.nio.HeapByteBuffer[pos=0 lim=2 cap=2], [7, -48], 0.0, GREEN, " + "[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], 1, {}, null, null, null, 00:00:00.123456, " + "12:12:12, 1970-01-01T00:00:00.123456Z, 2014-03-01T12:12:12.321Z, null]";
    TestBaseUtils.compareResultAsText(results, expected);
}

Example 8 with User

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

the class AvroSerializerTest method getTestData.

@Override
protected User[] getTestData() {
    final Random rnd = new Random();
    final User[] users = new User[20];
    for (int i = 0; i < users.length; i++) {
        users[i] = TestDataGenerator.generateRandomUser(rnd);
    }
    return users;
}

Example 9 with User

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

the class AvroTypeExtractionTest method testField.

private void testField(final String fieldName) throws Exception {
    before();
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    Path in = new Path(inFile.getAbsoluteFile().toURI());
    AvroInputFormat<User> users = new AvroInputFormat<>(in, User.class);
    DataSet<User> usersDS = env.createInput(users);
    DataSet<Object> res = usersDS.groupBy(fieldName).reduceGroup((GroupReduceFunction<User, Object>) (values, out) -> {
        for (User u : values) {
            out.collect(u.get(fieldName));
        }
    }).returns(Object.class);
    res.writeAsText(resultPath);
    env.execute("Simple Avro read job");
    // test if automatic registration of the Types worked
    ExecutionConfig ec = env.getConfig();
    Assert.assertTrue(ec.getRegisteredKryoTypes().contains(Fixed16.class));
    switch(fieldName) {
        case "name":
            expected = "Alyssa\nCharlie";
            break;
        case "type_enum":
            expected = "GREEN\nRED\n";
            break;
        case "type_double_test":
            expected = "123.45\n1.337\n";
            break;
        default:
            Assert.fail("Unknown field");
            break;
    }
    after();
}

Example 10 with User

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

the class AvroTypeExtractionTest method testSimpleAvroRead.

@Test
public void testSimpleAvroRead() throws Exception {
    final ExecutionEnvironment env = ExecutionEnvironment.getExecutionEnvironment();
    Path in = new Path(inFile.getAbsoluteFile().toURI());
    AvroInputFormat<User> users = new AvroInputFormat<>(in, User.class);
    DataSet<User> usersDS = env.createInput(users).map((value) -> value);
    usersDS.writeAsText(resultPath);
    env.execute("Simple Avro read job");
    expected = "{\"name\": \"Alyssa\", \"favorite_number\": 256, \"favorite_color\": null, " + "\"type_long_test\": null, \"type_double_test\": 123.45, \"type_null_test\": null, " + "\"type_bool_test\": true, \"type_array_string\": [\"ELEMENT 1\", \"ELEMENT 2\"], " + "\"type_array_boolean\": [true, false], \"type_nullable_array\": null, \"type_enum\": \"GREEN\", " + "\"type_map\": {\"KEY 2\": 17554, \"KEY 1\": 8546456}, \"type_fixed\": null, \"type_union\": null, " + "\"type_nested\": {\"num\": 239, \"street\": \"Baker Street\", \"city\": \"London\", " + "\"state\": \"London\", \"zip\": \"NW1 6XE\"}, " + "\"type_bytes\": \"\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\", " + "\"type_date\": 2014-03-01, \"type_time_millis\": 12:12:12, \"type_time_micros\": 00:00:00.123456, " + "\"type_timestamp_millis\": 2014-03-01T12:12:12.321Z, " + "\"type_timestamp_micros\": 1970-01-01T00:00:00.123456Z, \"type_decimal_bytes\": \"\\u0007Ð\", " + "\"type_decimal_fixed\": [7, -48]}\n" + "{\"name\": \"Charlie\", \"favorite_number\": null, " + "\"favorite_color\": \"blue\", \"type_long_test\": 1337, \"type_double_test\": 1.337, " + "\"type_null_test\": null, \"type_bool_test\": false, \"type_array_string\": [], " + "\"type_array_boolean\": [], \"type_nullable_array\": null, \"type_enum\": \"RED\", \"type_map\": {}, " + "\"type_fixed\": null, \"type_union\": null, " + "\"type_nested\": {\"num\": 239, \"street\": \"Baker Street\", \"city\": \"London\", \"state\": \"London\", " + "\"zip\": \"NW1 6XE\"}, " + "\"type_bytes\": \"\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\\u0000\", " + "\"type_date\": 2014-03-01, \"type_time_millis\": 12:12:12, \"type_time_micros\": 00:00:00.123456, " + "\"type_timestamp_millis\": 2014-03-01T12:12:12.321Z, " + "\"type_timestamp_micros\": 1970-01-01T00:00:00.123456Z, \"type_decimal_bytes\": \"\\u0007Ð\", " + "\"type_decimal_fixed\": [7, -48]}\n";
}