Package 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

Fields

Modifier and Type	Field	Description
static final int	ACT_CASCADE
static final int	ACT_NONE
static final int	ACT_RUN
static final int	OP_ATTACH
static final int	OP_DELETE
static final int	OP_DETACH
static final int	OP_EVICT
static final int	OP_LOCK
static final int	OP_NONTRANSACTIONAL
static final int	OP_PERSIST
static final int	OP_REFRESH
static final int	OP_RELEASE
static final int	OP_RETRIEVE
static final int	OP_TRANSACTIONAL

Method Summary

Modifier and Type	Method	Description
int	processArgument(int op, Object arg, OpenJPAStateManager sm)	Process operation argument.

Field Details

OP_PERSIST

static final int OP_PERSIST

See Also:

• Constant Field Values

OP_DELETE

static final int OP_DELETE

See Also:

• Constant Field Values

OP_REFRESH

static final int OP_REFRESH

See Also:

• Constant Field Values

OP_RETRIEVE

static final int OP_RETRIEVE

See Also:

• Constant Field Values

OP_RELEASE

static final int OP_RELEASE

See Also:

• Constant Field Values

OP_EVICT

static final int OP_EVICT

See Also:

• Constant Field Values

OP_ATTACH

static final int OP_ATTACH

See Also:

• Constant Field Values

OP_DETACH

static final int OP_DETACH

See Also:

• Constant Field Values

OP_NONTRANSACTIONAL

static final int OP_NONTRANSACTIONAL

See Also:

• Constant Field Values

OP_TRANSACTIONAL

static final int OP_TRANSACTIONAL

See Also:

• Constant Field Values

OP_LOCK

static final int OP_LOCK

See Also:

• Constant Field Values

ACT_NONE

static final int ACT_NONE

See Also:

• Constant Field Values

ACT_CASCADE

static final int ACT_CASCADE

See Also:

• Constant Field Values

ACT_RUN

static final int ACT_RUN

See Also:

• Constant Field Values

Method Details

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