org.hibernate.hql.ast.tree
Interface OperatorNode

All Known Subinterfaces:

BinaryOperatorNode, UnaryOperatorNode

All Known Implementing Classes:

AbstractNullnessCheckNode, BetweenOperatorNode, BinaryArithmeticOperatorNode, BinaryLogicOperatorNode, InLogicOperatorNode, IsNotNullLogicOperatorNode, IsNullLogicOperatorNode, UnaryArithmeticNode, UnaryLogicOperatorNode

public interface OperatorNode

Contract for nodes representing operators (logic or arithmetic).

Author:

Steve Ebersole

Method Summary

Type	getDataType() Retrieves the data type for the overall operator expression.
void	initialize() Called by the tree walker during hql-sql semantic analysis after the operator sub-tree is completely built.

Method Detail

initialize

void initialize()
                throws antlr.SemanticException

Called by the tree walker during hql-sql semantic analysis after the operator sub-tree is completely built.

Throws:

antlr.SemanticException

getDataType

Type getDataType()

Retrieves the data type for the overall operator expression.

Returns:

The expression's data type.