org.hibernate.hql.internal.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).

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.