PositionalParameterSpecification (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.param
Class PositionalParameterSpecification

java.lang.Object
  org.hibernate.param.AbstractExplicitParameterSpecification
      org.hibernate.param.PositionalParameterSpecification

All Implemented Interfaces:: ExplicitParameterSpecification, ParameterSpecification

public class PositionalParameterSpecification
extends AbstractExplicitParameterSpecification
implements ParameterSpecification

Relates to an explicit query positional (or ordinal) parameter.

Author:: Steve Ebersole

Constructor Summary

PositionalParameterSpecification(int sourceLine, int sourceColumn, int hqlPosition)


Method Summary

int bind(PreparedStatement statement, QueryParameters qp, SessionImplementor session, int position)
          Bind the appropriate value into the given statement at the specified position.

int getHqlPosition()


String renderDisplayInfo()
          Render this parameter into displayable info (for logging, etc).

Methods inherited from class org.hibernate.param.AbstractExplicitParameterSpecification

getExpectedType, getSourceColumn, getSourceLine, setExpectedType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hibernate.param.ParameterSpecification

getExpectedType, setExpectedType

Constructor Detail

PositionalParameterSpecification

public PositionalParameterSpecification(int sourceLine,
                                        int sourceColumn,
                                        int hqlPosition)

Method Detail

bind

public int bind(PreparedStatement statement,
                QueryParameters qp,
                SessionImplementor session,
                int position)
         throws SQLException

Bind the appropriate value into the given statement at the specified position.

Specified by:: bind in interface ParameterSpecification

Parameters:: statement - The statement into which the value should be bound.; qp - The defined values for the current query execution.; session - The session against which the current execution is occuring.; position - The position from which to start binding value(s).
Returns:: The number of sql bind positions "eaten" by this bind operation.
Throws:: SQLException - Indicates problems performing the JDBC biind operation.

renderDisplayInfo

public String renderDisplayInfo()

Description copied from interface: ParameterSpecification

Render this parameter into displayable info (for logging, etc).

Specified by:: renderDisplayInfo in interface ParameterSpecification

Returns:: The displayable info.

getHqlPosition

public int getHqlPosition()