Examples of org.datanucleus.query.expression.Expression.bind()

Package org.datanucleus.query.expression

Class org.datanucleus.query.expression.Expression

Examples of org.datanucleus.query.expression.Expression.bind()

org.datanucleus.query.expression.Expression.bind()
Method to bind the expression to the symbol table as appropriate. @param symtbl Symbol table @return The symbol for this expression


            ExpressionCompiler comp = new ExpressionCompiler();
            comp.setSymbolTable(symtbl);
            comp.setMethodAliases(queryMethodAliasByPrefix);
            Expression expr = comp.compileExpression(node);
            expr.bind(symtbl);
            return expr;
        }
        return null;
    }

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        ExpressionCompiler comp = new ExpressionCompiler();
        comp.setSymbolTable(symtbl);
        comp.setMethodAliases(queryMethodAliasByPrefix);
        Expression expr = comp.compileExpression(node);
        expr.bind(symtbl);
        return expr;
    }


    private void compileVariables()
    {

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   * We fulfil "String.startsWith" by adding a >= filter for the method argument and a
   * < filter for the method argument translated into an upper limit for the scan.
   */
  private void handleStartsWithOperation(InvokeExpression invokeExpr, QueryData qd) {
    Expression param = (Expression) invokeExpr.getArguments().get(0);
    param.bind(getSymbolTable());


    if (invokeExpr.getLeft() instanceof PrimaryExpression) {
      PrimaryExpression left = (PrimaryExpression) invokeExpr.getLeft();


      // Make sure that the left expression is a String

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    throw newUnsupportedQueryMethodException(invokeExpr);
  }


  private void handleContainsOperation(InvokeExpression invokeExpr, QueryData qd) {
    Expression param = (Expression) invokeExpr.getArguments().get(0);
    param.bind(getSymbolTable());


    if (invokeExpr.getLeft() instanceof PrimaryExpression) {
      PrimaryExpression left = (PrimaryExpression) invokeExpr.getLeft();


      // Make sure that the left expression is a collection

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   * scan.
   */
  private void handleStartsWithOperation(InvokeExpression invocation, Expression expr,
                                         QueryData qd) {
    Expression param = (Expression) invocation.getArguments().get(0);
    param.bind();
    if (expr.getLeft() instanceof PrimaryExpression && param instanceof Literal) {
      addPrefix((PrimaryExpression) expr.getLeft(), param, (String) ((Literal) param).getLiteral(), qd);
    } else if (expr.getLeft() instanceof PrimaryExpression &&
               param instanceof ParameterExpression) {
      Object parameterValue = getParameterValue(qd, (ParameterExpression) param);

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    }
  }


  private void handleContainsOperation(InvokeExpression invocation, Expression expr, QueryData qd) {
    Expression param = (Expression) invocation.getArguments().get(0);
    param.bind();
    if (expr.getLeft() instanceof PrimaryExpression) {
      PrimaryExpression left = (PrimaryExpression) expr.getLeft();
      // treat contains as equality since that's how the low-level
      // api does checks on multi-value properties.

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   * scan.
   */
  private void handleStartsWithOperation(InvokeExpression invocation, Expression expr,
                                         QueryData qd) {
    Expression param = (Expression) invocation.getArguments().get(0);
    param.bind();
    if (expr.getLeft() instanceof PrimaryExpression && param instanceof Literal) {
      addPrefix((PrimaryExpression) expr.getLeft(), param, (String) ((Literal) param).getLiteral(), qd);
    } else if (expr.getLeft() instanceof PrimaryExpression &&
               param instanceof ParameterExpression) {
      Object parameterValue = getParameterValue(qd, (ParameterExpression) param);

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    }
  }


  private void handleContainsOperation(InvokeExpression invocation, Expression expr, QueryData qd) {
    Expression param = (Expression) invocation.getArguments().get(0);
    param.bind();
    if (expr.getLeft() instanceof PrimaryExpression) {
      PrimaryExpression left = (PrimaryExpression) expr.getLeft();
      // treat contains as equality since that's how the low-level
      // api does checks on multi-value properties.

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            Node node = parser.parse(filter);


            ExpressionCompiler comp = new ExpressionCompiler();
            comp.setSymbolTable(symtbl);
            Expression expr = comp.compileExpression(node);
            expr.bind();
            return expr;
        }
        return null;
    }

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        }
        Node node = parser.parse(having);
        ExpressionCompiler comp = new ExpressionCompiler();
        comp.setSymbolTable(symtbl);
        Expression expr = comp.compileExpression(node);
        expr.bind();
        return expr;
    }


    private void compileVariables()
    {

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