Java Doc for JDBCCMPFieldBridge.java in  » EJB-Server-JBoss-4.2.1 » server » org » jboss » ejb » plugins » cmp » jdbc » bridge » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » EJB Server JBoss 4.2.1 » server » org.jboss.ejb.plugins.cmp.jdbc.bridge 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMPFieldBridge

All known Subclasses:   org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCAbstractCMPFieldBridge,
JDBCCMPFieldBridge
public interface JDBCCMPFieldBridge extends JDBCFieldBridge,CMPFieldBridge(Code)
JDBCCMPFieldBridge represents one CMP field. This implementations of this interface handles setting are responsible for setting statement parameters and loading results for instance values and primary keys. Life-cycle: Tied to the EntityBridge. Multiplicity: One for each entity bean cmp field.
author:
   Dain Sundstrom
author:
   Alex Loubyansky
version:
   $Revision: 57209 $




Method Summary
 voidaddDefaultFlag(byte flag)
    
 bytegetDefaultFlags()
     Returns the default field flags.
 ObjectgetLockedValue(EntityEnterpriseContext ctx)
    
public  FieldgetPrimaryKeyField()
     Gets the field of the primary key object in which the value of this field is stored.
public  ObjectgetPrimaryKeyValue(Object primaryKey)
     Gets the value of this field in the specified primaryKey object.
 intgetTableIndex()
     The index of the field among the table fields.
 booleanisRelationTableField()
    
public  intloadPrimaryKeyResults(ResultSet rs, int parameterIndex, Object[] pkRef)
     Loads the data from result set into the primary key object.
public  voidlockInstanceValue(EntityEnterpriseContext ctx)
     Optimistically locks field value.
public  intsetArgumentParameters(PreparedStatement ps, int parameterIndex, Object arg)
     Sets the prepared statement parameters with the data from the object.
 voidsetLockingStrategy(LockingStrategy lockingStrategy)
    
public  intsetPrimaryKeyParameters(PreparedStatement ps, int parameterIndex, Object primaryKey)
     Sets the prepared statement parameters with the data from the primary key.
public  ObjectsetPrimaryKeyValue(Object primaryKey, Object value)
     Sets the value of this field to the specified value in the specified primaryKey object.



Method Detail
addDefaultFlag
void addDefaultFlag(byte flag)(Code)
TODO: Get rid of it
Parameters:
  flag -



getDefaultFlags
byte getDefaultFlags()(Code)
Returns the default field flags.



getLockedValue
Object getLockedValue(EntityEnterpriseContext ctx)(Code)

Parameters:
  ctx - instance's context field value that was locked.



getPrimaryKeyField
public Field getPrimaryKeyField()(Code)
Gets the field of the primary key object in which the value of this field is stored.



getPrimaryKeyValue
public Object getPrimaryKeyValue(Object primaryKey) throws IllegalArgumentException(Code)
Gets the value of this field in the specified primaryKey object.
Parameters:
  primaryKey - the primary key object from which this fields value will be extracted the value of this field in the primaryKey object



getTableIndex
int getTableIndex()(Code)
The index of the field among the table fields.



isRelationTableField
boolean isRelationTableField()(Code)
true if the field belongs to a relation table



loadPrimaryKeyResults
public int loadPrimaryKeyResults(ResultSet rs, int parameterIndex, Object[] pkRef) throws IllegalArgumentException(Code)
Loads the data from result set into the primary key object.



lockInstanceValue
public void lockInstanceValue(EntityEnterpriseContext ctx)(Code)
Optimistically locks field value.



setArgumentParameters
public int setArgumentParameters(PreparedStatement ps, int parameterIndex, Object arg)(Code)
Sets the prepared statement parameters with the data from the object. The object must be the type of this field.



setLockingStrategy
void setLockingStrategy(LockingStrategy lockingStrategy)(Code)

Parameters:
  lockingStrategy - locking strategy assigned to the field



setPrimaryKeyParameters
public int setPrimaryKeyParameters(PreparedStatement ps, int parameterIndex, Object primaryKey) throws IllegalArgumentException(Code)
Sets the prepared statement parameters with the data from the primary key.



setPrimaryKeyValue
public Object setPrimaryKeyValue(Object primaryKey, Object value) throws IllegalArgumentException(Code)
Sets the value of this field to the specified value in the specified primaryKey object.
Parameters:
  primaryKey - the primary key object which the value will be inserted
Parameters:
  value - the value for field that will be set in the pk the updated primary key object; the actual object may change not just the value



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