Examples with RowStepCollector org.pentaho.di.trans.RowStepCollector used on opensource projects

Example 51 with RowStepCollector

use of org.pentaho.di.trans.RowStepCollector in project pentaho-kettle by pentaho.

the class GetXMLDataTest method testInit.

@Test
public void testInit() throws Exception {
    KettleEnvironment.init();
    // 
    // Create a new transformation...
    // 
    TransMeta transMeta = new TransMeta();
    transMeta.setName("getxmldata1");
    PluginRegistry registry = PluginRegistry.getInstance();
    // 
    // create an injector step...
    // 
    String injectorStepname = "injector step";
    InjectorMeta im = new InjectorMeta();
    // Set the information of the injector.
    String injectorPid = registry.getPluginId(StepPluginType.class, im);
    StepMeta injectorStep = new StepMeta(injectorPid, injectorStepname, im);
    transMeta.addStep(injectorStep);
    // 
    // Create a Get XML Data step
    // 
    String getXMLDataName = "get xml data step";
    GetXMLDataMeta gxdm = new GetXMLDataMeta();
    String getXMLDataPid = registry.getPluginId(StepPluginType.class, gxdm);
    StepMeta getXMLDataStep = new StepMeta(getXMLDataPid, getXMLDataName, gxdm);
    transMeta.addStep(getXMLDataStep);
    GetXMLDataField[] fields = new GetXMLDataField[5];
    for (int idx = 0; idx < fields.length; idx++) {
        fields[idx] = new GetXMLDataField();
    }
    fields[0].setName("objectid");
    fields[0].setXPath("${xml_path}");
    fields[0].setElementType(GetXMLDataField.ELEMENT_TYPE_NODE);
    fields[0].setType(ValueMetaInterface.TYPE_STRING);
    fields[0].setFormat("");
    fields[0].setLength(-1);
    fields[0].setPrecision(-1);
    fields[0].setCurrencySymbol("");
    fields[0].setDecimalSymbol("");
    fields[0].setGroupSymbol("");
    fields[0].setTrimType(GetXMLDataField.TYPE_TRIM_NONE);
    gxdm.setEncoding("UTF-8");
    gxdm.setIsAFile(false);
    gxdm.setInFields(true);
    gxdm.setLoopXPath("Level1/Level2/Props");
    gxdm.setXMLField("field1");
    gxdm.setInputFields(fields);
    TransHopMeta hi = new TransHopMeta(injectorStep, getXMLDataStep);
    transMeta.addTransHop(hi);
    // 
    // Create a dummy step 1
    // 
    String dummyStepname1 = "dummy step 1";
    DummyTransMeta dm1 = new DummyTransMeta();
    String dummyPid1 = registry.getPluginId(StepPluginType.class, dm1);
    StepMeta dummyStep1 = new StepMeta(dummyPid1, dummyStepname1, dm1);
    transMeta.addStep(dummyStep1);
    TransHopMeta hi1 = new TransHopMeta(getXMLDataStep, dummyStep1);
    transMeta.addTransHop(hi1);
    // Now execute the transformation...
    Trans trans = new Trans(transMeta);
    trans.prepareExecution(null);
    StepInterface si = trans.getStepInterface(dummyStepname1, 0);
    RowStepCollector dummyRc1 = new RowStepCollector();
    si.addRowListener(dummyRc1);
    RowProducer rp = trans.addRowProducer(injectorStepname, 0);
    trans.startThreads();
    // add rows
    List<RowMetaAndData> inputList = createData();
    Iterator<RowMetaAndData> it = inputList.iterator();
    while (it.hasNext()) {
        RowMetaAndData rm = it.next();
        rp.putRow(rm.getRowMeta(), rm.getData());
    }
    rp.finished();
    trans.waitUntilFinished();
    GetXMLDataData getXMLDataData = new GetXMLDataData();
    GetXMLData getXmlData = new GetXMLData(dummyStep1, getXMLDataData, 0, transMeta, trans);
    getXmlData.setVariable("xml_path", "data/owner");
    getXmlData.init(gxdm, getXMLDataData);
    assertEquals("${xml_path}", gxdm.getInputFields()[0].getXPath());
    assertEquals("data/owner", gxdm.getInputFields()[0].getResolvedXPath());
}

Example 52 with RowStepCollector

use of org.pentaho.di.trans.RowStepCollector in project pentaho-kettle by pentaho.

the class JsonOutputTest method test.

public String test(boolean compatibilityMode) throws Exception {
    KettleEnvironment.init();
    // Create a new transformation...
    // 
    TransMeta transMeta = new TransMeta();
    transMeta.setName("testJsonOutput");
    PluginRegistry registry = PluginRegistry.getInstance();
    // create an injector step
    String injectorStepName = "injector step";
    StepMeta injectorStep = TestUtilities.createInjectorStep(injectorStepName, registry);
    transMeta.addStep(injectorStep);
    // create a row generator step
    StepMeta rowGeneratorStep = createRowGeneratorStep("Create rows for testJsonOutput1", registry);
    transMeta.addStep(rowGeneratorStep);
    // create a TransHopMeta for injector and add it to the transMeta
    TransHopMeta hop_injectory_rowGenerator = new TransHopMeta(injectorStep, rowGeneratorStep);
    transMeta.addTransHop(hop_injectory_rowGenerator);
    // create the json output step
    // but first lets get a filename
    String jsonFileName = TestUtilities.createEmptyTempFile("testJsonOutput1_");
    StepMeta jsonOutputStep = createJsonOutputStep("json output step", jsonFileName, registry);
    ((JsonOutputMeta) jsonOutputStep.getStepMetaInterface()).setCompatibilityMode(compatibilityMode);
    transMeta.addStep(jsonOutputStep);
    // create a TransHopMeta for jsonOutputStep and add it to the transMeta
    TransHopMeta hop_RowGenerator_outputTextFile = new TransHopMeta(rowGeneratorStep, jsonOutputStep);
    transMeta.addTransHop(hop_RowGenerator_outputTextFile);
    // Create a dummy step and add it to the tranMeta
    String dummyStepName = "dummy step";
    StepMeta dummyStep = createDummyStep(dummyStepName, registry);
    transMeta.addStep(dummyStep);
    // create a TransHopMeta for the
    TransHopMeta hop_outputJson_dummyStep = new TransHopMeta(jsonOutputStep, dummyStep);
    transMeta.addTransHop(hop_outputJson_dummyStep);
    // Now execute the transformation...
    Trans trans = new Trans(transMeta);
    trans.prepareExecution(null);
    // Create a row collector and add it to the dummy step interface
    StepInterface dummyStepInterface = trans.getStepInterface(dummyStepName, 0);
    RowStepCollector dummyRowCollector = new RowStepCollector();
    dummyStepInterface.addRowListener(dummyRowCollector);
    // RowProducer rowProducer = trans.addRowProducer(injectorStepName, 0);
    trans.startThreads();
    trans.waitUntilFinished();
    // get the results and return it
    File outputFile = new File(jsonFileName + ".js");
    String jsonStructure = FileUtils.readFileToString(outputFile);
    return jsonStructure;
}

Example 53 with RowStepCollector

use of org.pentaho.di.trans.RowStepCollector in project pentaho-kettle by pentaho.

the class GetXMLDataTest method testGetXMLDataSimple1.

/**
 * Test case for Get XML Data step, very simple example.
 *
 * @throws Exception
 *           Upon any exception
 */
public void testGetXMLDataSimple1() throws Exception {
    KettleEnvironment.init();
    // 
    // Create a new transformation...
    // 
    TransMeta transMeta = new TransMeta();
    transMeta.setName("getxmldata1");
    PluginRegistry registry = PluginRegistry.getInstance();
    // 
    // create an injector step...
    // 
    String injectorStepname = "injector step";
    InjectorMeta im = new InjectorMeta();
    // Set the information of the injector.
    String injectorPid = registry.getPluginId(StepPluginType.class, im);
    StepMeta injectorStep = new StepMeta(injectorPid, injectorStepname, im);
    transMeta.addStep(injectorStep);
    // 
    // Create a Get XML Data step
    // 
    String getXMLDataName = "get xml data step";
    GetXMLDataMeta gxdm = new GetXMLDataMeta();
    String getXMLDataPid = registry.getPluginId(StepPluginType.class, gxdm);
    StepMeta getXMLDataStep = new StepMeta(getXMLDataPid, getXMLDataName, gxdm);
    transMeta.addStep(getXMLDataStep);
    GetXMLDataField[] fields = new GetXMLDataField[5];
    for (int idx = 0; idx < fields.length; idx++) {
        fields[idx] = new GetXMLDataField();
    }
    fields[0].setName("objectid");
    fields[0].setXPath("ObjectID");
    fields[0].setElementType(GetXMLDataField.ELEMENT_TYPE_NODE);
    fields[0].setType(ValueMetaInterface.TYPE_STRING);
    fields[0].setFormat("");
    fields[0].setLength(-1);
    fields[0].setPrecision(-1);
    fields[0].setCurrencySymbol("");
    fields[0].setDecimalSymbol("");
    fields[0].setGroupSymbol("");
    fields[0].setTrimType(GetXMLDataField.TYPE_TRIM_NONE);
    fields[1].setName("sapident");
    fields[1].setXPath("SAPIDENT");
    fields[1].setElementType(GetXMLDataField.ELEMENT_TYPE_NODE);
    fields[1].setType(ValueMetaInterface.TYPE_STRING);
    fields[1].setFormat("");
    fields[1].setLength(-1);
    fields[1].setPrecision(-1);
    fields[1].setCurrencySymbol("");
    fields[1].setDecimalSymbol("");
    fields[1].setGroupSymbol("");
    fields[1].setTrimType(GetXMLDataField.TYPE_TRIM_NONE);
    fields[2].setName("quantity");
    fields[2].setXPath("Quantity");
    fields[2].setElementType(GetXMLDataField.ELEMENT_TYPE_NODE);
    fields[2].setType(ValueMetaInterface.TYPE_STRING);
    fields[2].setFormat("");
    fields[2].setLength(-1);
    fields[2].setPrecision(-1);
    fields[2].setCurrencySymbol("");
    fields[2].setDecimalSymbol("");
    fields[2].setGroupSymbol("");
    fields[2].setTrimType(GetXMLDataField.TYPE_TRIM_NONE);
    fields[3].setName("merkmalname");
    fields[3].setXPath("Merkmalname");
    fields[3].setElementType(GetXMLDataField.ELEMENT_TYPE_NODE);
    fields[3].setType(ValueMetaInterface.TYPE_STRING);
    fields[3].setFormat("");
    fields[3].setLength(-1);
    fields[3].setPrecision(-1);
    fields[3].setCurrencySymbol("");
    fields[3].setDecimalSymbol("");
    fields[3].setGroupSymbol("");
    fields[3].setTrimType(GetXMLDataField.TYPE_TRIM_NONE);
    fields[4].setName("merkmalswert");
    fields[4].setXPath("Merkmalswert");
    fields[4].setElementType(GetXMLDataField.ELEMENT_TYPE_NODE);
    fields[4].setType(ValueMetaInterface.TYPE_STRING);
    fields[4].setFormat("");
    fields[4].setLength(-1);
    fields[4].setPrecision(-1);
    fields[4].setCurrencySymbol("");
    fields[4].setDecimalSymbol("");
    fields[4].setGroupSymbol("");
    fields[4].setTrimType(GetXMLDataField.TYPE_TRIM_NONE);
    gxdm.setEncoding("UTF-8");
    gxdm.setIsAFile(false);
    gxdm.setInFields(true);
    gxdm.setLoopXPath("Level1/Level2/Props");
    gxdm.setXMLField("field1");
    gxdm.setInputFields(fields);
    TransHopMeta hi = new TransHopMeta(injectorStep, getXMLDataStep);
    transMeta.addTransHop(hi);
    // 
    // Create a dummy step 1
    // 
    String dummyStepname1 = "dummy step 1";
    DummyTransMeta dm1 = new DummyTransMeta();
    String dummyPid1 = registry.getPluginId(StepPluginType.class, dm1);
    StepMeta dummyStep1 = new StepMeta(dummyPid1, dummyStepname1, dm1);
    transMeta.addStep(dummyStep1);
    TransHopMeta hi1 = new TransHopMeta(getXMLDataStep, dummyStep1);
    transMeta.addTransHop(hi1);
    // Now execute the transformation...
    Trans trans = new Trans(transMeta);
    trans.prepareExecution(null);
    StepInterface si = trans.getStepInterface(dummyStepname1, 0);
    RowStepCollector dummyRc1 = new RowStepCollector();
    si.addRowListener(dummyRc1);
    RowProducer rp = trans.addRowProducer(injectorStepname, 0);
    trans.startThreads();
    // add rows
    List<RowMetaAndData> inputList = createData();
    Iterator<RowMetaAndData> it = inputList.iterator();
    while (it.hasNext()) {
        RowMetaAndData rm = it.next();
        rp.putRow(rm.getRowMeta(), rm.getData());
    }
    rp.finished();
    trans.waitUntilFinished();
    // Compare the results
    List<RowMetaAndData> resultRows = dummyRc1.getRowsWritten();
    List<RowMetaAndData> goldenImageRows = createResultData1();
    checkRows(goldenImageRows, resultRows);
}

Example 54 with RowStepCollector

use of org.pentaho.di.trans.RowStepCollector in project pentaho-kettle by pentaho.

the class CsvInputBase method createAndTestTrans.

protected Trans createAndTestTrans(PluginRegistry registry, TransMeta transMeta, StepMeta injectorStep, StepMeta csvInputStep, String fileName, int numRows) throws KettleException {
    TransHopMeta hi = new TransHopMeta(injectorStep, csvInputStep);
    transMeta.addTransHop(hi);
    // 
    // Create a dummy step 1
    // 
    String dummyStepname1 = "dummy step 1";
    DummyTransMeta dm1 = new DummyTransMeta();
    String dummyPid1 = registry.getPluginId(StepPluginType.class, dm1);
    StepMeta dummyStep1 = new StepMeta(dummyPid1, dummyStepname1, dm1);
    transMeta.addStep(dummyStep1);
    TransHopMeta hi1 = new TransHopMeta(csvInputStep, dummyStep1);
    transMeta.addTransHop(hi1);
    // Now execute the transformation...
    Trans trans = new Trans(transMeta);
    trans.prepareExecution(null);
    StepInterface si = trans.getStepInterface(dummyStepname1, 0);
    RowStepCollector dummyRc1 = new RowStepCollector();
    si.addRowListener(dummyRc1);
    RowProducer rp = trans.addRowProducer(injectorStep.getName(), 0);
    trans.startThreads();
    // add rows
    List<RowMetaAndData> inputList = createData(fileName);
    Iterator<RowMetaAndData> it = inputList.iterator();
    while (it.hasNext()) {
        RowMetaAndData rm = it.next();
        rp.putRow(rm.getRowMeta(), rm.getData());
    }
    rp.finished();
    trans.waitUntilFinished();
    // Compare the results
    List<RowMetaAndData> resultRows = dummyRc1.getRowsWritten();
    List<RowMetaAndData> goldenImageRows = createResultData1();
    checkRows(goldenImageRows, resultRows, numRows);
    return trans;
}

Example 55 with RowStepCollector

use of org.pentaho.di.trans.RowStepCollector in project pentaho-kettle by pentaho.

the class DatabaseLookupIT method basicDatabaseLookup.

/**
 * Basic Test case for database lookup.
 */
@Test
public void basicDatabaseLookup() throws Exception {
    KettleEnvironment.init();
    // 
    // Create a new transformation...
    // 
    TransMeta transMeta = new TransMeta();
    transMeta.setName("transname");
    // Add the database connections
    for (int i = 0; i < databasesXML.length; i++) {
        DatabaseMeta databaseMeta = new DatabaseMeta(databasesXML[i]);
        transMeta.addDatabase(databaseMeta);
    }
    DatabaseMeta dbInfo = transMeta.findDatabase("db");
    PluginRegistry registry = PluginRegistry.getInstance();
    // 
    // create an injector step...
    // 
    String injectorStepname = "injector step";
    InjectorMeta im = new InjectorMeta();
    // Set the information of the injector.
    String injectorPid = registry.getPluginId(StepPluginType.class, im);
    StepMeta injectorStep = new StepMeta(injectorPid, injectorStepname, im);
    transMeta.addStep(injectorStep);
    // 
    // create the lookup step...
    // 
    String lookupName = "look up from [" + lookup_table + "]";
    DatabaseLookupMeta dbl = new DatabaseLookupMeta();
    dbl.setDatabaseMeta(transMeta.findDatabase("db"));
    dbl.setTablename(lookup_table);
    dbl.setCached(false);
    dbl.setEatingRowOnLookupFailure(false);
    dbl.setFailingOnMultipleResults(false);
    dbl.setOrderByClause("");
    dbl.setTableKeyField(new String[] { "ID" });
    dbl.setKeyCondition(new String[] { "=" });
    dbl.setStreamKeyField1(new String[] { "int_field" });
    dbl.setStreamKeyField2(new String[] { "" });
    dbl.setReturnValueField(new String[] { "CODE", "STRING" });
    dbl.setReturnValueDefaultType(new int[] { ValueMetaInterface.TYPE_INTEGER, ValueMetaInterface.TYPE_STRING });
    dbl.setReturnValueDefault(new String[] { "-1", "UNDEF" });
    dbl.setReturnValueNewName(new String[] { "RET_CODE", "RET_STRING" });
    String lookupId = registry.getPluginId(StepPluginType.class, dbl);
    StepMeta lookupStep = new StepMeta(lookupId, lookupName, dbl);
    lookupStep.setDescription("Reads information from table [" + lookup_table + "] on database [" + dbInfo + "]");
    transMeta.addStep(lookupStep);
    TransHopMeta hi = new TransHopMeta(injectorStep, lookupStep);
    transMeta.addTransHop(hi);
    // Now execute the transformation...
    Trans trans = new Trans(transMeta);
    trans.prepareExecution(null);
    StepInterface si = trans.getStepInterface(lookupName, 0);
    RowStepCollector rc = new RowStepCollector();
    si.addRowListener(rc);
    RowProducer rp = trans.addRowProducer(injectorStepname, 0);
    trans.startThreads();
    // add rows
    List<RowMetaAndData> inputList = createDataRows();
    for (RowMetaAndData rm : inputList) {
        rp.putRow(rm.getRowMeta(), rm.getData());
    }
    rp.finished();
    trans.waitUntilFinished();
    List<RowMetaAndData> resultRows = rc.getRowsWritten();
    List<RowMetaAndData> goldRows = createResultDataRows();
    checkRows(goldRows, resultRows);
}