org.apache.openjpa.kernel
Interface OpCallbacks

All Known Implementing Classes:
EntityManagerImpl

public interface OpCallbacks

Allows facades to control the particulars of persistence operations through callbacks.

Author:
Abe White

Field Summary
static int ACT_CASCADE
           
static int ACT_NONE
           
static int ACT_RUN
           
static int OP_ATTACH
           
static int OP_DELETE
           
static int OP_DETACH
           
static int OP_EVICT
           
static int OP_LOCK
           
static int OP_NONTRANSACTIONAL
           
static int OP_PERSIST
           
static int OP_REFRESH
           
static int OP_RELEASE
           
static int OP_RETRIEVE
           
static int OP_TRANSACTIONAL
           
 
Method Summary
 int processArgument(int op, Object arg, OpenJPAStateManager sm)
          Process operation argument.
 

Field Detail

OP_PERSIST

static final int OP_PERSIST
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Constant Field Values

OP_DELETE

static final int OP_DELETE
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Constant Field Values

OP_REFRESH

static final int OP_REFRESH
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OP_RETRIEVE

static final int OP_RETRIEVE
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Constant Field Values

OP_RELEASE

static final int OP_RELEASE
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Constant Field Values

OP_EVICT

static final int OP_EVICT
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Constant Field Values

OP_ATTACH

static final int OP_ATTACH
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Constant Field Values

OP_DETACH

static final int OP_DETACH
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Constant Field Values

OP_NONTRANSACTIONAL

static final int OP_NONTRANSACTIONAL
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Constant Field Values

OP_TRANSACTIONAL

static final int OP_TRANSACTIONAL
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Constant Field Values

OP_LOCK

static final int OP_LOCK
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Constant Field Values

ACT_NONE

static final int ACT_NONE
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Constant Field Values

ACT_CASCADE

static final int ACT_CASCADE
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Constant Field Values

ACT_RUN

static final int ACT_RUN
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Constant Field Values
Method Detail

processArgument

int processArgument(int op,
                    Object arg,
                    OpenJPAStateManager sm)
Process operation argument. Throw proper OpenJPAException for illegal value.

Parameters:
op - the operation constant
arg - the object passed to the operation
sm - the argument's state manager, or null if none
Returns:
the action to take on the argument


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