org.apache.jdo.state
Interface FieldManager

All Known Implementing Classes:
AbstractFieldManager, AbstractFieldRequest, SimpleFieldManager, SimpleFieldManager, StateFieldManager

public interface FieldManager

This is the means by which a StateManager implementation's giveXXXField() method (where XXX is e.g. Int) can give the value to an object that wants the field.

Author:
Dave Bristor

Method Summary
 boolean fetchBooleanField(int fieldNum)
           
 byte fetchByteField(int fieldNum)
           
 char fetchCharField(int fieldNum)
           
 double fetchDoubleField(int fieldNum)
           
 float fetchFloatField(int fieldNum)
           
 int fetchIntField(int fieldNum)
           
 long fetchLongField(int fieldNum)
           
 java.lang.Object fetchObjectField(int fieldNum)
           
 short fetchShortField(int fieldNum)
           
 java.lang.String fetchStringField(int fieldNum)
           
 void storeBooleanField(int fieldNum, boolean value)
          Provides the means by which the value of a boolean field can be given by a StateManager to an object that needs the value.
 void storeByteField(int fieldNum, byte value)
          Provides the means by which the value of a byte field can be given by a StateManager to an object that needs the value.
 void storeCharField(int fieldNum, char value)
          Provides the means by which the value of a char field can be given by a StateManager to an object that needs the value.
 void storeDoubleField(int fieldNum, double value)
          Provides the means by which the value of a double field can be given by a StateManager to an object that needs the value.
 void storeFloatField(int fieldNum, float value)
          Provides the means by which the value of a field can be given by a StateManager to an object that needs the value.
 void storeIntField(int fieldNum, int value)
          Provides the means by which the value of a int field can be given by a StateManager to an object that needs the value.
 void storeLongField(int fieldNum, long value)
          Provides the means by which the value of a long field can be given by a StateManager to an object that needs the value.
 void storeObjectField(int fieldNum, java.lang.Object value)
          Provides the means by which the value of an Object field can be given by a StateManager to an object that needs the value.
 void storeShortField(int fieldNum, short value)
          Provides the means by which the value of a short field can be given by a StateManager to an object that needs the value.
 void storeStringField(int fieldNum, java.lang.String value)
          Provides the means by which the value of a String field can be given by a StateManager to an object that needs the value.
 

Method Detail

storeBooleanField

public void storeBooleanField(int fieldNum,
                              boolean value)
Provides the means by which the value of a boolean field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Boolean that is the value of a particular field.

fetchBooleanField

public boolean fetchBooleanField(int fieldNum)

storeCharField

public void storeCharField(int fieldNum,
                           char value)
Provides the means by which the value of a char field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Char that is the value of a particular field.

fetchCharField

public char fetchCharField(int fieldNum)

storeByteField

public void storeByteField(int fieldNum,
                           byte value)
Provides the means by which the value of a byte field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Byte that is the value of a particular field.

fetchByteField

public byte fetchByteField(int fieldNum)

storeShortField

public void storeShortField(int fieldNum,
                            short value)
Provides the means by which the value of a short field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Short that is the value of a particular field.

fetchShortField

public short fetchShortField(int fieldNum)

storeIntField

public void storeIntField(int fieldNum,
                          int value)
Provides the means by which the value of a int field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Int that is the value of a particular field.

fetchIntField

public int fetchIntField(int fieldNum)

storeLongField

public void storeLongField(int fieldNum,
                           long value)
Provides the means by which the value of a long field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Long that is the value of a particular field.

fetchLongField

public long fetchLongField(int fieldNum)

storeFloatField

public void storeFloatField(int fieldNum,
                            float value)
Provides the means by which the value of a field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - that is the value of a particular field.

fetchFloatField

public float fetchFloatField(int fieldNum)

storeDoubleField

public void storeDoubleField(int fieldNum,
                             double value)
Provides the means by which the value of a double field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Double that is the value of a particular field.

fetchDoubleField

public double fetchDoubleField(int fieldNum)

storeStringField

public void storeStringField(int fieldNum,
                             java.lang.String value)
Provides the means by which the value of a String field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - String that is the value of a particular field.

fetchStringField

public java.lang.String fetchStringField(int fieldNum)

storeObjectField

public void storeObjectField(int fieldNum,
                             java.lang.Object value)
Provides the means by which the value of an Object field can be given by a StateManager to an object that needs the value.

Parameters:
fieldNum - Field number of the field in the object whose value is given.
value - Object that is the value of a particular field.

fetchObjectField

public java.lang.Object fetchObjectField(int fieldNum)