@Test(dataProvider = "state_and_events")
public void testIdempotency(EntityState.STATE state, EntityState.EVENT event) throws Exception {
Process mockEntity = new Process();
mockEntity.setName("test");
storeEntity(EntityType.PROCESS, "test");
EntityState entityState = new EntityState(mockEntity).setCurrentState(state);
entityState.nextTransition(event);
Assert.assertEquals(entityState.getCurrentState(), state);
}
public FieldIterator getDirtyIterator(CmpEntityBeanContext ctx) {
int dirtyFields = 0;
final EntityState entityState = getEntityState(ctx);
for (int i = 0; i < tableFields.length; ++i) {
JDBCCMPFieldBridge field = tableFields[i];
if (entityState.isCheckDirty(i) && field.isDirty(ctx)) {
entityState.setUpdateRequired(i);
++dirtyFields;
}
}
return dirtyFields > 0 ? getEntityState(ctx).getDirtyIterator(ctx) : EMPTY_FIELD_ITERATOR;
}
public boolean isStoreRequired(CmpEntityBeanContext ctx) {
boolean modified = false;
final EntityState entityState = getEntityState(ctx);
if (entityState.isCreated()) {
modified = areCmpFieldsDirty(ctx, entityState);
if (!modified) {
for (int i = 0; i < cmrFields.length; ++i) {
if (cmrFields[i].isDirty(ctx)) {
modified = true;
break;
}
}
}
}
return modified;
}
/**
* This method is used to determined whether the instance was modified. NOTE, even if the method
* returns true the isStoreRequired for this same instance might return false, e.g. a CMR field
* that doesn't have a foreign key was modified.
*
* @param ctx
* @return
*/
public boolean isModified(CmpEntityBeanContext ctx) {
boolean invalidateCache = false;
final EntityState entityState = getEntityState(ctx);
if (entityState.isCreated()) {
invalidateCache = areCmpFieldsDirty(ctx, entityState);
if (!invalidateCache) {
for (int i = 0; i < cmrFields.length; ++i) {
if (cmrFields[i].invalidateCache(ctx)) {
invalidateCache = true;
break;
}
}
}
}
return invalidateCache;
}
public FieldIterator getLoadIterator(
JDBCCMPFieldBridge requiredField, JDBCReadAheadMetaData readahead, CmpEntityBeanContext ctx) {
boolean[] loadGroup;
if (requiredField == null) {
if (readahead != null && !readahead.isNone()) {
if (log.isTraceEnabled()) {
log.trace("Eager-load for entity: readahead=" + readahead);
}
loadGroup = getLoadGroupMask(readahead.getEagerLoadGroup());
} else {
if (log.isTraceEnabled()) {
log.trace("Default eager-load for entity: readahead=" + readahead);
}
loadGroup = eagerLoadGroupMask;
}
} else {
loadGroup = new boolean[tableFields.length];
int requiredInd = requiredField.getTableIndex();
loadGroup[requiredInd] = true;
for (Iterator groups = lazyLoadGroupMasks.iterator(); groups.hasNext(); ) {
boolean[] lazyGroup = (boolean[]) groups.next();
if (lazyGroup[requiredInd]) {
for (int i = 0; i < loadGroup.length; ++i) loadGroup[i] = loadGroup[i] || lazyGroup[i];
}
}
}
FieldIterator loadIter;
if (loadGroup != null) {
// filter
int fieldsToLoad = 0;
EntityState entityState = getEntityState(ctx);
for (int i = 0; i < tableFields.length; ++i) {
JDBCCMPFieldBridge field = tableFields[i];
if (loadGroup[i] && !field.isPrimaryKeyMember() && !field.isLoaded(ctx)) {
entityState.setLoadRequired(i);
++fieldsToLoad;
}
}
loadIter = (fieldsToLoad > 0 ? entityState.getLoadIterator(ctx) : EMPTY_FIELD_ITERATOR);
} else {
loadIter = EMPTY_FIELD_ITERATOR;
}
return loadIter;
}
private boolean areCmpFieldsDirty(final CmpEntityBeanContext ctx, final EntityState entityState) {
for (int i = 0; i < tableFields.length; ++i) {
final JDBCCMPFieldBridge field = tableFields[i];
if (entityState.isCheckDirty(i) && field.isDirty(ctx)) {
return true;
}
}
return false;
}
// Tests a schedulable entity's lifecycle : Submit -> run -> suspend -> resume
@Test
public void testLifeCycle() throws Exception {
Process mockEntity = new Process();
mockEntity.setName("test");
storeEntity(EntityType.PROCESS, "test");
StateService.get().handleStateChange(mockEntity, EntityState.EVENT.SUBMIT, listener);
EntityState entityFromStore = AbstractStateStore.get().getAllEntities().iterator().next();
Mockito.verify(listener).onSubmit(mockEntity);
Assert.assertTrue(entityFromStore.getCurrentState().equals(EntityState.STATE.SUBMITTED));
StateService.get().handleStateChange(mockEntity, EntityState.EVENT.SCHEDULE, listener);
Mockito.verify(listener).onSchedule(mockEntity);
entityFromStore = AbstractStateStore.get().getAllEntities().iterator().next();
Assert.assertTrue(entityFromStore.getCurrentState().equals(EntityState.STATE.SCHEDULED));
StateService.get().handleStateChange(mockEntity, EntityState.EVENT.SUSPEND, listener);
Mockito.verify(listener).onSuspend(mockEntity);
entityFromStore = AbstractStateStore.get().getAllEntities().iterator().next();
Assert.assertTrue(entityFromStore.getCurrentState().equals(EntityState.STATE.SUSPENDED));
StateService.get().handleStateChange(mockEntity, EntityState.EVENT.RESUME, listener);
Mockito.verify(listener).onResume(mockEntity);
entityFromStore = AbstractStateStore.get().getAllEntities().iterator().next();
Assert.assertTrue(entityFromStore.getCurrentState().equals(EntityState.STATE.SCHEDULED));
}
