org.datanucleus.store.mapped
Class StatementParameterMapping

java.lang.Object
  extended by org.datanucleus.store.mapped.StatementParameterMapping

public class StatementParameterMapping
extends java.lang.Object

Definition of the mapping of parameters in a datastore statement. A typical use is for RDBMS where we have a JDBC statement and each parameter is looked up via its name. The mapping information for the parameter provides the mapping and the parameter positions to use.


Constructor Summary
StatementParameterMapping()
           
 
Method Summary
 void addMappingForParameter(java.lang.String name, StatementMappingIndex mapping)
           
 StatementMappingIndex getMappingForParameter(java.lang.String name)
          Accessor for the mapping information for the parameter with the specified name.
 StatementMappingIndex getMappingForParameterPosition(int pos)
          Convenience method to return the mapping for the parameter that is at the specified position.
 java.lang.String[] getParameterNames()
           
 boolean isEmpty()
           
 java.lang.String toString()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

StatementParameterMapping

public StatementParameterMapping()
Method Detail

getMappingForParameter

public StatementMappingIndex getMappingForParameter(java.lang.String name)
Accessor for the mapping information for the parameter with the specified name.

Parameters:
name - Parameter name
Returns:
The mapping information

getMappingForParameterPosition

public StatementMappingIndex getMappingForParameterPosition(int pos)
Convenience method to return the mapping for the parameter that is at the specified position. The position should use the same origin as the parameter positions here.

Parameters:
pos - The position
Returns:
The mapping (if any)

addMappingForParameter

public void addMappingForParameter(java.lang.String name,
                                   StatementMappingIndex mapping)

getParameterNames

public java.lang.String[] getParameterNames()

isEmpty

public boolean isEmpty()

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object


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