org.hibernate.hql.ast.tree
Interface Statement

All Known Subinterfaces:
RestrictableStatement
All Known Implementing Classes:
AbstractRestrictableStatement, AbstractStatement, DeleteStatement, InsertStatement, QueryNode, UpdateStatement

public interface Statement

Common interface modeling the different HQL statements (i.e., INSERT, UPDATE, DELETE, SELECT).

Author:
Steve Ebersole

Method Summary
 int getStatementType()
          Return the main token type representing the type of this statement.
 HqlSqlWalker getWalker()
          Retreive the "phase 2" walker which generated this statement tree.
 boolean needsExecutor()
          Does this statement require the StatementExecutor?
 

Method Detail

getWalker

HqlSqlWalker getWalker()
Retreive the "phase 2" walker which generated this statement tree.

Returns:
The HqlSqlWalker instance which generated this statement tree.

getStatementType

int getStatementType()
Return the main token type representing the type of this statement.

Returns:
The corresponding token type.

needsExecutor

boolean needsExecutor()
Does this statement require the StatementExecutor?

Essentially, at the JDBC level, does this require an executeUpdate()?

Returns:
True if this statement should be handed off to the StatementExecutor to be executed; false otherwise.


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