Example usage for org.apache.commons.lang3.mutable Mutable getValue

Introduction

In this page you can find the example usage for org.apache.commons.lang3.mutable Mutable getValue.

Prototype

T getValue();

Source Link

Document

Gets the value of this mutable.

Usage

From source file:edu.uci.ics.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.java

private static void computeSchemaBottomUpForPlan(ILogicalPlan p) throws AlgebricksException {
    for (Mutable<ILogicalOperator> r : p.getRoots()) {
        computeSchemaBottomUpForOp((AbstractLogicalOperator) r.getValue());
    }/* w w w.ja  va  2s  . com*/
}

From source file:edu.uci.ics.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.java

private static void computeSchemaBottomUpForOp(AbstractLogicalOperator op) throws AlgebricksException {
    for (Mutable<ILogicalOperator> i : op.getInputs()) {
        computeSchemaBottomUpForOp((AbstractLogicalOperator) i.getValue());
    }//from   w ww  . ja  v  a  2s .  co  m
    if (op.hasNestedPlans()) {
        AbstractOperatorWithNestedPlans a = (AbstractOperatorWithNestedPlans) op;
        for (ILogicalPlan p : a.getNestedPlans()) {
            computeSchemaBottomUpForPlan(p);
        }
    }
    op.recomputeSchema();
}

From source file:edu.uci.ics.asterix.optimizer.base.AnalysisUtil.java

public static int numberOfVarsInExpr(ILogicalExpression e) {
    switch (((AbstractLogicalExpression) e).getExpressionTag()) {
    case CONSTANT: {
        return 0;
    }//  w  w w . j  ava2s.  c o m
    case FUNCTION_CALL: {
        AbstractFunctionCallExpression f = (AbstractFunctionCallExpression) e;
        int s = 0;
        for (Mutable<ILogicalExpression> arg : f.getArguments()) {
            s += numberOfVarsInExpr(arg.getValue());
        }
        return s;
    }
    case VARIABLE: {
        return 1;
    }
    default: {
        assert false;
        throw new IllegalArgumentException();
    }
    }
}

From source file:edu.uci.ics.hyracks.algebricks.rewriter.rules.PushSelectDownRule.java

private static boolean propagateSelectionRec(Mutable<ILogicalOperator> sigmaRef,
        Mutable<ILogicalOperator> opRef2) throws AlgebricksException {
    AbstractLogicalOperator op2 = (AbstractLogicalOperator) opRef2.getValue();
    if (op2.getInputs().size() != 1 || op2.getOperatorTag() == LogicalOperatorTag.DATASOURCESCAN) {
        return false;
    }//from w w w . j a v  a 2  s .c om

    SelectOperator sigma = (SelectOperator) sigmaRef.getValue();
    LinkedList<LogicalVariable> usedInSigma = new LinkedList<LogicalVariable>();
    sigma.getCondition().getValue().getUsedVariables(usedInSigma);

    LinkedList<LogicalVariable> produced2 = new LinkedList<LogicalVariable>();
    VariableUtilities.getProducedVariables(op2, produced2);
    if (OperatorPropertiesUtil.disjoint(produced2, usedInSigma)) {
        // just swap
        opRef2.setValue(sigma);
        sigmaRef.setValue(op2);
        List<Mutable<ILogicalOperator>> sigmaInpList = sigma.getInputs();
        sigmaInpList.clear();
        sigmaInpList.addAll(op2.getInputs());
        List<Mutable<ILogicalOperator>> op2InpList = op2.getInputs();
        op2InpList.clear();
        op2InpList.add(opRef2);
        propagateSelectionRec(opRef2, sigma.getInputs().get(0));
        return true;

    }
    return false;
}

From source file:edu.uci.ics.asterix.optimizer.rules.DisjunctivePredicateToJoinRule.java

private static SelectOperator asSelectOperator(Mutable<ILogicalOperator> op) {
    return asSelectOperator(op.getValue());
}

From source file:edu.uci.ics.asterix.optimizer.base.AnalysisUtil.java

public final static ILogicalOperator firstChildOfType(AbstractLogicalOperator op, LogicalOperatorTag opType) {
    List<Mutable<ILogicalOperator>> ins = op.getInputs();
    if (ins == null || ins.isEmpty()) {
        return null;
    }/*from ww w .java  2 s .  co m*/
    Mutable<ILogicalOperator> opRef2 = ins.get(0);
    AbstractLogicalOperator op2 = (AbstractLogicalOperator) opRef2.getValue();
    if (op2.getOperatorTag() == opType) {
        return op2;
    } else {
        return null;
    }
}

From source file:edu.uci.ics.hyracks.algebricks.core.algebra.prettyprint.PlanPlotter.java

public static void printLogicalPlan(ILogicalPlan plan) throws AlgebricksException {
    int indent = 5;
    StringBuilder out = new StringBuilder();
    int randomInt = 10000 + randomGenerator.nextInt(100);
    appendln(out, "digraph G {");
    for (Mutable<ILogicalOperator> root : plan.getRoots()) {
        printVisualizationGraph((AbstractLogicalOperator) root.getValue(), indent, out, "", randomInt);
    }/*w  w  w  .  j a  v  a  2 s .  co  m*/
    appendln(out, "\n}\n}");
    try {
        File file = File.createTempFile("logicalPlan", ".txt");
        FileUtils.writeStringToFile(file, out.toString());
        file.deleteOnExit();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:edu.uci.ics.hyracks.algebricks.core.algebra.prettyprint.PlanPlotter.java

public static void printOptimizedLogicalPlan(ILogicalPlan plan) throws AlgebricksException {
    int indent = 5;
    StringBuilder out = new StringBuilder();
    int randomInt = 10000 + randomGenerator.nextInt(100);
    appendln(out, "digraph G {");
    for (Mutable<ILogicalOperator> root : plan.getRoots()) {
        printVisualizationGraph((AbstractLogicalOperator) root.getValue(), indent, out, "", randomInt);
    }//w w w  .ja v  a 2  s  . c  o  m
    appendln(out, "\n}\n}");
    try {
        File file = File.createTempFile("logicalOptimizedPlan", ".txt");
        FileUtils.writeStringToFile(file, out.toString());
        file.deleteOnExit();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:edu.uci.ics.hyracks.algebricks.rewriter.rules.ComplexJoinInferenceRule.java

private static boolean subplanHasFreeVariables(SubplanOperator s) throws AlgebricksException {
    for (ILogicalPlan p : s.getNestedPlans()) {
        for (Mutable<ILogicalOperator> r : p.getRoots()) {
            if (OperatorPropertiesUtil.hasFreeVariablesInSelfOrDesc((AbstractLogicalOperator) r.getValue())) {
                return true;
            }/*from  w w w .jav a  2s.  co m*/
        }
    }
    return false;
}

From source file:edu.uci.ics.asterix.optimizer.rules.DisjunctivePredicateToJoinRule.java

private static AbstractFunctionCallExpression asFunctionCallExpression(Mutable<ILogicalExpression> ex,
        FunctionIdentifier fi) {// w ww . j a v  a 2  s.  c om
    return asFunctionCallExpression(ex.getValue(), fi);
}