private List<Object> prepareValue(@Unretained Object value) {
if (value == null) {
return null;
}
final GemFireContainer container = getContainer();
assert container.isByteArrayStore();
final int size = container.getNumColumns();
final Class<?> valClass = value.getClass();
if (valClass == byte[].class) {
return new BytesJavaObjectsList(size, (byte[]) value, container);
} else if (valClass == byte[][].class) {
return new BytesJavaObjectsList(size, (byte[][]) value, container);
} else if (valClass == OffHeapRow.class) {
return new BytesJavaObjectsList(size, ((OffHeapRow) value).getRowBytes(), container);
} else if (valClass == OffHeapRowWithLobs.class) {
return new BytesJavaObjectsList(
size, ((OffHeapRowWithLobs) value).getRowByteArrays(), container);
} else {
return new DVDArrayJavaObjectsList((DataValueDescriptor[]) value);
}
}
/** {@inheritDoc} */
@Override
public ResultSet getNewRowsAsResultSet() {
if (this.newRow == null) {
// first check for UPDATE ops to get the delta
if (this.type == Type.BEFORE_UPDATE || this.type == Type.AFTER_UPDATE) {
final SerializableDelta delta = getSerializableDelta();
final GemFireContainer container = getContainer();
assert container.isByteArrayStore();
// We ensure that all WAN queues are drained completely before changing
// schema in ALTER TABLE (see GemFireContainer.incrementSchemaVersion)
// so using getCurrentRowFormatter below is safe.
return (this.newRow =
new DVDStoreResultSet(
delta.getChangedRow(),
-1,
container.getCurrentRowFormatter(),
delta.getChangedColumns(),
null));
}
Object newVal = getNewValue();
if (newVal != null) {
assert getContainer().isByteArrayStore();
assert !(newVal instanceof OffHeapByteSource);
if (newVal.getClass() == byte[].class) {
// table shape may have changed by the time event is replayed in
// AsyncEventListener so use RowFormatter using the row bytes
final byte[] row = (byte[]) newVal;
return (this.newRow = new RawStoreResultSet(row, getRowFormatter(row)));
} else {
// table shape may have changed by the time event is replayed in
// AsyncEventListener so use RowFormatter using the row bytes
final byte[][] row = (byte[][]) newVal;
return (this.newRow = new RawStoreResultSet(row, getRowFormatter(row)));
}
} else {
return null;
}
}
return this.newRow;
}
@Override
public final Object setContainerInfo(final LocalRegion owner, final Object val) {
final GemFireContainer container;
ExtraTableInfo tabInfo;
if (owner == null) {
final RowFormatter rf;
if ((tabInfo = this.tableInfo) != null && (rf = tabInfo.getRowFormatter()) != null) {
container = rf.container;
} else {
return null;
}
} else {
container = (GemFireContainer) owner.getUserAttribute();
}
if (container != null && container.isByteArrayStore()) {
tabInfo = container.getExtraTableInfo(val);
this.tableInfo = tabInfo;
// cleanup the key if required
if (tabInfo != null && tabInfo.regionKeyPartOfValue()) {
return tabInfo;
}
}
return null;
}
@Override
public ExecRow getRowWithoutFaultIn(GemFireContainer baseContainer) {
return RegionEntryUtils.getRowWithoutFaultIn(
baseContainer, baseContainer.getRegion(), this, this.tableInfo);
}
@Override
public Object getValueWithoutFaultIn(GemFireContainer baseContainer) {
return RegionEntryUtils.getValueWithoutFaultIn(baseContainer.getRegion(), this);
}