Examples with OneToNBroadcastConnector edu.uci.ics.texera.dataflow.connector.OneToNBroadcastConnector used on opensource projects

Example 1 with OneToNBroadcastConnector

use of edu.uci.ics.texera.dataflow.connector.OneToNBroadcastConnector in project textdb by TextDB.

the class LogicalPlanTest method testLogicalPlan2.

/*
     * Test a valid operator graph.
     *                  -> RegexMatcher -->
     * KeywordSource --<                     >-- Join --> TupleSink
     *                  -> NlpEntityOperator -->
     *
     */
@Test
public void testLogicalPlan2() throws Exception {
    LogicalPlan logicalPlan = getLogicalPlan2();
    Plan queryPlan = logicalPlan.buildQueryPlan();
    HashMap<String, ISink> sinkHashMap = queryPlan.getSinkMap();
    Assert.assertEquals(1, sinkHashMap.size());
    ISink tupleSink = null;
    for (HashMap.Entry<String, ISink> entry : sinkHashMap.entrySet()) {
        tupleSink = entry.getValue();
    }
    Assert.assertTrue(tupleSink instanceof TupleSink);
    IOperator join = ((TupleSink) tupleSink).getInputOperator();
    Assert.assertTrue(join instanceof Join);
    IOperator joinInput1 = ((Join) join).getInnerInputOperator();
    Assert.assertTrue(joinInput1 instanceof RegexMatcher);
    IOperator joinInput2 = ((Join) join).getOuterInputOperator();
    Assert.assertTrue(joinInput2 instanceof NlpEntityOperator);
    IOperator connectorOut1 = ((RegexMatcher) joinInput1).getInputOperator();
    Assert.assertTrue(connectorOut1 instanceof ConnectorOutputOperator);
    IOperator connectorOut2 = ((NlpEntityOperator) joinInput2).getInputOperator();
    Assert.assertTrue(connectorOut2 instanceof ConnectorOutputOperator);
    HashSet<Integer> connectorIndices = new HashSet<>();
    connectorIndices.add(((ConnectorOutputOperator) connectorOut1).getOutputIndex());
    connectorIndices.add(((ConnectorOutputOperator) connectorOut2).getOutputIndex());
    Assert.assertEquals(connectorIndices.size(), 2);
    OneToNBroadcastConnector connector1 = ((ConnectorOutputOperator) connectorOut1).getOwnerConnector();
    OneToNBroadcastConnector connector2 = ((ConnectorOutputOperator) connectorOut2).getOwnerConnector();
    Assert.assertSame(connector1, connector2);
    IOperator keywordSource = connector1.getInputOperator();
    Assert.assertTrue(keywordSource instanceof KeywordMatcherSourceOperator);
}

Example 2 with OneToNBroadcastConnector

use of edu.uci.ics.texera.dataflow.connector.OneToNBroadcastConnector in project textdb by TextDB.

the class LogicalPlanTest method testLogicalPlan3.

/*
     * Test a valid operator graph.
     *
     *                  --> RegexMatcher -->
     *                  |                    >-- Join1
     * KeywordSource --< -> NlpEntityOperator -->          >-- Join2 --> TupleSink
     *                  |                           /
     *                  --> FuzzyTokenMatcher ----->
     *
     */
@Test
public void testLogicalPlan3() throws Exception {
    LogicalPlan logicalPlan = getLogicalPlan3();
    Plan queryPlan = logicalPlan.buildQueryPlan();
    HashMap<String, ISink> sinkHashMap = queryPlan.getSinkMap();
    Assert.assertEquals(1, sinkHashMap.size());
    ISink tupleSink = null;
    for (HashMap.Entry<String, ISink> entry : sinkHashMap.entrySet()) {
        tupleSink = entry.getValue();
    }
    Assert.assertTrue(tupleSink instanceof TupleSink);
    IOperator join2 = ((TupleSink) tupleSink).getInputOperator();
    Assert.assertTrue(join2 instanceof Join);
    IOperator join2Input1 = ((Join) join2).getOuterInputOperator();
    Assert.assertTrue(join2Input1 instanceof Join);
    IOperator join2Input2 = ((Join) join2).getInnerInputOperator();
    Assert.assertTrue(join2Input2 instanceof FuzzyTokenMatcher);
    IOperator join1Input1 = ((Join) join2Input1).getInnerInputOperator();
    Assert.assertTrue(join1Input1 instanceof RegexMatcher);
    IOperator join1Input2 = ((Join) join2Input1).getOuterInputOperator();
    Assert.assertTrue(join1Input2 instanceof NlpEntityOperator);
    IOperator connectorOut1 = ((RegexMatcher) join1Input1).getInputOperator();
    Assert.assertTrue(connectorOut1 instanceof ConnectorOutputOperator);
    IOperator connectorOut2 = ((NlpEntityOperator) join1Input2).getInputOperator();
    Assert.assertTrue(connectorOut2 instanceof ConnectorOutputOperator);
    IOperator connectorOut3 = ((FuzzyTokenMatcher) join2Input2).getInputOperator();
    Assert.assertTrue(connectorOut3 instanceof ConnectorOutputOperator);
    HashSet<Integer> connectorIndices = new HashSet<>();
    connectorIndices.add(((ConnectorOutputOperator) connectorOut1).getOutputIndex());
    connectorIndices.add(((ConnectorOutputOperator) connectorOut2).getOutputIndex());
    connectorIndices.add(((ConnectorOutputOperator) connectorOut3).getOutputIndex());
    Assert.assertEquals(connectorIndices.size(), 3);
    OneToNBroadcastConnector connector1 = ((ConnectorOutputOperator) connectorOut1).getOwnerConnector();
    OneToNBroadcastConnector connector2 = ((ConnectorOutputOperator) connectorOut2).getOwnerConnector();
    OneToNBroadcastConnector connector3 = ((ConnectorOutputOperator) connectorOut3).getOwnerConnector();
    Assert.assertSame(connector1, connector2);
    Assert.assertSame(connector1, connector3);
    IOperator keywordSource = connector1.getInputOperator();
    Assert.assertTrue(keywordSource instanceof KeywordMatcherSourceOperator);
}

Example 3 with OneToNBroadcastConnector

use of edu.uci.ics.texera.dataflow.connector.OneToNBroadcastConnector in project textdb by TextDB.

the class LogicalPlanTest method testGetOutputSchema2.

/*
     * Test getOutputSchema on a valid operator graph.
     *                  -> RegexMatcher -->
     * KeywordSource --<                     >-- Join --> TupleSink
     *                  -> NlpEntityOperator -->
     *
     */
@Test
public void testGetOutputSchema2() throws Exception {
    LogicalPlan logicalPlan = getLogicalPlan2();
    Plan queryPlan = logicalPlan.buildQueryPlan();
    HashMap<String, ISink> sinkHashMap = queryPlan.getSinkMap();
    Assert.assertEquals(1, sinkHashMap.size());
    ISink tupleSink = null;
    for (HashMap.Entry<String, ISink> entry : sinkHashMap.entrySet()) {
        tupleSink = entry.getValue();
    }
    Assert.assertNotNull(tupleSink);
    IOperator join = ((TupleSink) tupleSink).getInputOperator();
    IOperator joinInput1 = ((Join) join).getInnerInputOperator();
    IOperator joinInput2 = ((Join) join).getOuterInputOperator();
    IOperator connectorOut1 = ((RegexMatcher) joinInput1).getInputOperator();
    IOperator connectorOut2 = ((NlpEntityOperator) joinInput2).getInputOperator();
    OneToNBroadcastConnector connector1 = ((ConnectorOutputOperator) connectorOut1).getOwnerConnector();
    OneToNBroadcastConnector connector2 = ((ConnectorOutputOperator) connectorOut2).getOwnerConnector();
    IOperator keywordSource = connector1.getInputOperator();
    join.open();
    Schema expectedJoinOutputSchema = join.getOutputSchema();
    Schema expectedSourceOutputSchema = keywordSource.getOutputSchema();
    Schema expectedMatcherOutputSchema = joinInput1.getOutputSchema();
    Schema expectedNlpEntityOutputSchema = joinInput2.getOutputSchema();
    join.close();
    Schema joinOutputSchema = logicalPlan.getOperatorOutputSchema(JOIN_DISTANCE_ID);
    Schema sourceOutputSchema = logicalPlan.getOperatorOutputSchema(KEYWORD_SOURCE_ID);
    Schema matcherOutputSchema = logicalPlan.getOperatorOutputSchema(REGEX_ID);
    Schema nlpEntityOutputSchema = logicalPlan.getOperatorOutputSchema(NLP_ENTITY_ID);
    Assert.assertEquals(expectedJoinOutputSchema, joinOutputSchema);
    Assert.assertEquals(expectedSourceOutputSchema, sourceOutputSchema);
    Assert.assertEquals(expectedMatcherOutputSchema, matcherOutputSchema);
    Assert.assertEquals(expectedNlpEntityOutputSchema, nlpEntityOutputSchema);
}

Example 4 with OneToNBroadcastConnector

use of edu.uci.ics.texera.dataflow.connector.OneToNBroadcastConnector in project textdb by TextDB.

the class LogicalPlan method connectOperators.

/*
     * Connects IOperator objects together according to the operator graph.
     * 
     * This function assumes that the operator graph is valid.
     * It goes through every link, and invokes
     * the corresponding "setInputOperator" function to connect operators.
     */
private void connectOperators(HashMap<String, IOperator> operatorObjectMap) throws PlanGenException {
    for (String vertex : adjacencyList.keySet()) {
        IOperator currentOperator = operatorObjectMap.get(vertex);
        int outputArity = adjacencyList.get(vertex).size();
        // automatically adds a OneToNBroadcastConnector if the output arity > 1
        if (outputArity > 1) {
            OneToNBroadcastConnector oneToNConnector = new OneToNBroadcastConnector(outputArity);
            oneToNConnector.setInputOperator(currentOperator);
            int counter = 0;
            for (String adjacentVertex : adjacencyList.get(vertex)) {
                IOperator adjacentOperator = operatorObjectMap.get(adjacentVertex);
                handleSetInputOperator(oneToNConnector.getOutputOperator(counter), adjacentOperator);
                counter++;
            }
        } else {
            for (String adjacentVertex : adjacencyList.get(vertex)) {
                IOperator adjacentOperator = operatorObjectMap.get(adjacentVertex);
                handleSetInputOperator(currentOperator, adjacentOperator);
            }
        }
    }
}