Examples with WriteOperation org.talend.components.api.component.runtime.WriteOperation used on opensource projects

Example 1 with WriteOperation

use of org.talend.components.api.component.runtime.WriteOperation in project components by Talend.

the class RuntimeControllerImpl method writeData.

@Override
public void writeData(InputStream rawPayload) throws IOException {
    // 1) Read payload (with data as a stream of course)
    DatasetWritePayload payload = DatasetWritePayload.readData(rawPayload, mapper);
    String definitionName = payload.getConfiguration().getDefinitionName();
    // 2) Create properties
    Properties properties = propertiesHelpers.propertiesFromDto(payload.getConfiguration());
    if (properties instanceof ComponentProperties) {
        ComponentProperties componentProperties = (ComponentProperties) properties;
        // 3) Retrieve component definition to be able to create the runtime
        final ComponentDefinition definition = propertiesHelpers.getDefinition(ComponentDefinition.class, definitionName);
        // 4) Get the execution engine
        ExecutionEngine executionEngine;
        if (definition.isSupportingExecutionEngines(DI)) {
            executionEngine = DI;
            // 5) Create the sandbox
            try (SandboxedInstance instance = RuntimeUtil.createRuntimeClass(definition.getRuntimeInfo(executionEngine, componentProperties, INCOMING), definition.getClass().getClassLoader())) {
                Sink datasetRuntimeInstance = (Sink) instance.getInstance();
                datasetRuntimeInstance.initialize(null, componentProperties);
                Iterator<IndexedRecord> data = payload.getData();
                WriteOperation writeOperation = datasetRuntimeInstance.createWriteOperation();
                // Supplier return null to signify end of data stream => see WriterDataSupplier.writeData
                WriterDataSupplier<?, IndexedRecord> stringWriterDataSupplier = new WriterDataSupplier<Object, IndexedRecord>(writeOperation, () -> data.hasNext() ? data.next() : null, null);
                stringWriterDataSupplier.writeData();
            }
        } else if (definition.isSupportingExecutionEngines(BEAM)) {
            throw new UnsupportedOperationException("Beam runtime is not available for dataset write through HTTP API.");
        } else {
            throw new TalendRuntimeException(CommonErrorCodes.UNREGISTERED_DEFINITION);
        }
    } else if (properties instanceof DatasetProperties) {
        throw new UnsupportedOperationException("HTTP API is only able to write using component implementations. Not " + properties.getClass());
    }
}

Example 2 with WriteOperation

use of org.talend.components.api.component.runtime.WriteOperation in project components by Talend.

the class JDBCRollbackTestIT method testRollback.

@SuppressWarnings("rawtypes")
@Test
public void testRollback() throws IOException, ClassNotFoundException, SQLException {
    // connection part
    TJDBCConnectionDefinition connectionDefinition = new TJDBCConnectionDefinition();
    TJDBCConnectionProperties connectionProperties = DBTestUtils.createCommonJDBCConnectionProperties(allSetting, connectionDefinition);
    JDBCSourceOrSink sourceOrSink = new JDBCSourceOrSink();
    sourceOrSink.initialize(null, connectionProperties);
    ValidationResult result = sourceOrSink.validate(container);
    assertTrue(result.getStatus() == ValidationResult.Result.OK);
    // output part
    TJDBCOutputDefinition outputDefinition = new TJDBCOutputDefinition();
    TJDBCOutputProperties outputProperties = (TJDBCOutputProperties) outputDefinition.createRuntimeProperties();
    outputProperties.main.schema.setValue(DBTestUtils.createTestSchema(tablename));
    outputProperties.updateOutputSchemas();
    outputProperties.tableSelection.tablename.setValue(tablename);
    outputProperties.dataAction.setValue(DataAction.INSERT);
    outputProperties.referencedComponent.componentInstanceId.setValue(refComponentId);
    outputProperties.referencedComponent.setReference(connectionProperties);
    JDBCSink sink = new JDBCSink();
    sink.initialize(container, outputProperties);
    WriteOperation writerOperation = sink.createWriteOperation();
    writerOperation.initialize(container);
    JDBCOutputInsertWriter writer = (JDBCOutputInsertWriter) writerOperation.createWriter(container);
    try {
        writer.open("wid");
        IndexedRecord r1 = new GenericData.Record(outputProperties.main.schema.getValue());
        r1.put(0, 4);
        r1.put(1, "xiaoming");
        writer.write(r1);
        DBTestUtils.assertSuccessRecord(writer, r1);
        IndexedRecord r2 = new GenericData.Record(outputProperties.main.schema.getValue());
        r2.put(0, 5);
        r2.put(1, "xiaobai");
        writer.write(r2);
        DBTestUtils.assertSuccessRecord(writer, r2);
        writer.close();
    } finally {
        writer.close();
    }
    // rollback part
    TJDBCRollbackDefinition rollbackDefinition = new TJDBCRollbackDefinition();
    TJDBCRollbackProperties rollbackProperties = (TJDBCRollbackProperties) rollbackDefinition.createRuntimeProperties();
    rollbackProperties.referencedComponent.componentInstanceId.setValue(refComponentId);
    rollbackProperties.closeConnection.setValue(false);
    JDBCRollbackSourceOrSink rollbackSourceOrSink = new JDBCRollbackSourceOrSink();
    rollbackSourceOrSink.initialize(container, rollbackProperties);
    rollbackSourceOrSink.validate(container);
    // create another session and check if the data is inserted
    int count = -1;
    try (Connection conn = JdbcRuntimeUtils.createConnection(allSetting);
        Statement statement = conn.createStatement();
        ResultSet resultset = statement.executeQuery("select count(*) from " + tablename)) {
        if (resultset.next()) {
            count = resultset.getInt(1);
        }
    }
    Assert.assertEquals(3, count);
    try (java.sql.Connection refConnection = (java.sql.Connection) container.getComponentData(ComponentConstants.CONNECTION_KEY, refComponentId)) {
        assertTrue(refConnection != null);
        Assert.assertTrue(!refConnection.isClosed());
    }
}

Example 3 with WriteOperation

use of org.talend.components.api.component.runtime.WriteOperation in project components by Talend.

the class JDBCSPTestIT method test_basic_as_output_and_no_input.

@SuppressWarnings("rawtypes")
@Test
public void test_basic_as_output_and_no_input() throws Exception {
    TJDBCSPDefinition definition = new TJDBCSPDefinition();
    TJDBCSPProperties properties = DBTestUtils.createCommonJDBCSPProperties(allSetting, definition);
    properties.spName.setValue("SYSCS_UTIL.SYSCS_DISABLE_LOG_ARCHIVE_MODE");
    properties.main.schema.setValue(DBTestUtils.createSPSchema1(tablename));
    properties.spParameterTable.parameterTypes.setValue(Arrays.asList(SPParameterTable.ParameterType.IN.name()));
    properties.spParameterTable.schemaColumns.setValue(Arrays.asList("PARAMETER"));
    JDBCSPSink sink = new JDBCSPSink();
    sink.initialize(null, properties);
    ValidationResult result = sink.validate(null);
    Assert.assertTrue(result.getStatus() == ValidationResult.Result.OK);
    WriteOperation operation = sink.createWriteOperation();
    JDBCSPWriter writer = (JDBCSPWriter) operation.createWriter(null);
    try {
        writer.open("wid");
        IndexedRecord r1 = new GenericData.Record(properties.main.schema.getValue());
        r1.put(0, 0);
        writer.write(r1);
    } finally {
        writer.close();
    }
}

Example 4 with WriteOperation

use of org.talend.components.api.component.runtime.WriteOperation in project components by Talend.

the class JDBCOutputTestIT method testInsertWithDataSupplier.

@Test
public void testInsertWithDataSupplier() throws Exception {
    TJDBCOutputDefinition definition = new TJDBCOutputDefinition();
    TJDBCOutputProperties properties = DBTestUtils.createCommonJDBCOutputProperties(allSetting, definition);
    Schema schema = DBTestUtils.createTestSchema(tablename);
    properties.main.schema.setValue(schema);
    properties.updateOutputSchemas();
    properties.tableSelection.tablename.setValue(tablename);
    properties.dataAction.setValue(DataAction.INSERT);
    properties.dieOnError.setValue(true);
    randomBatchAndCommit(properties);
    JDBCSink sink = new JDBCSink();
    sink.initialize(null, properties);
    WriteOperation writerOperation = sink.createWriteOperation();
    Supplier<IndexedRecord> indexRecordSupplier = createDataSupplier(properties.main.schema.getValue());
    new WriterDataSupplier<>(writerOperation, indexRecordSupplier, null).writeData();
    ;
    TJDBCInputDefinition definition1 = new TJDBCInputDefinition();
    TJDBCInputProperties properties1 = DBTestUtils.createCommonJDBCInputProperties(allSetting, definition1);
    List<IndexedRecord> records = DBTestUtils.fetchDataByReaderFromTable(tablename, schema, definition1, properties1);
    assertThat(records, hasSize(5));
    Assert.assertEquals(new Integer(4), records.get(3).get(0));
    Assert.assertEquals("xiaoming", records.get(3).get(1));
    Assert.assertEquals(new Integer(5), records.get(4).get(0));
    Assert.assertEquals("xiaobai", records.get(4).get(1));
}

Example 5 with WriteOperation

use of org.talend.components.api.component.runtime.WriteOperation in project components by Talend.

the class JdbcRowTestIT method test_die_on_error_as_output.

@SuppressWarnings("rawtypes")
@Test
public void test_die_on_error_as_output() throws Exception {
    TJDBCRowDefinition definition = new TJDBCRowDefinition();
    TJDBCRowProperties properties = DBTestUtils.createCommonJDBCRowProperties(allSetting, definition);
    Schema schema = DBTestUtils.createTestSchema(tablename);
    properties.main.schema.setValue(schema);
    properties.updateOutputSchemas();
    properties.tableSelection.tablename.setValue(tablename);
    properties.sql.setValue("insert into " + tablename + " values(?,?)");
    properties.dieOnError.setValue(true);
    randomCommit(properties);
    properties.usePreparedStatement.setValue(true);
    properties.preparedStatementTable.indexs.setValue(Arrays.asList(1, 2));
    properties.preparedStatementTable.types.setValue(Arrays.asList(PreparedStatementTable.Type.Int.name(), PreparedStatementTable.Type.String.name()));
    properties.preparedStatementTable.values.setValue(Arrays.<Object>asList(4, "a too long value"));
    try (SandboxedInstance sandboxedInstance = RuntimeUtil.createRuntimeClass(definition.getRuntimeInfo(ExecutionEngine.DI, properties, ConnectorTopology.INCOMING_AND_OUTGOING), properties.getClass().getClassLoader())) {
        JDBCRowSink sink = (JDBCRowSink) sandboxedInstance.getInstance();
        sink.initialize(null, properties);
        ValidationResult result = sink.validate(null);
        Assert.assertTrue(result.getStatus() == ValidationResult.Result.OK);
        WriteOperation operation = sink.createWriteOperation();
        JDBCRowWriter writer = (JDBCRowWriter) operation.createWriter(null);
        try {
            writer.open("wid");
            IndexedRecord r1 = new GenericData.Record(properties.main.schema.getValue());
            r1.put(0, 4);
            r1.put(1, "xiaoming");
            writer.write(r1);
            writer.close();
        } catch (ComponentException e) {
            Assert.assertNotNull(e.getCause());
        } finally {
            writer.close();
        }
    }
}