public CoordinateRangeQueryFilter(
final NumericIndexStrategy indexStrategy,
final MultiDimensionalCoordinateRangesArray[] coordinateRanges) {
this.indexStrategy = indexStrategy;
this.coordinateRanges = coordinateRanges;
rangeCache = RangeLookupFactory.createMultiRangeLookup(coordinateRanges);
}
@Override
public void fromBinary(final byte[] bytes) {
final ByteBuffer buf = ByteBuffer.wrap(bytes);
try {
final int indexStrategyLength = buf.getInt();
final byte[] indexStrategyBytes = new byte[indexStrategyLength];
buf.get(indexStrategyBytes);
indexStrategy = PersistenceUtils.fromBinary(indexStrategyBytes, NumericIndexStrategy.class);
final byte[] coordRangeBytes = new byte[bytes.length - indexStrategyLength - 4];
buf.get(coordRangeBytes);
final ArrayOfArrays arrays = new ArrayOfArrays();
arrays.fromBinary(coordRangeBytes);
coordinateRanges = arrays.getCoordinateArrays();
rangeCache = RangeLookupFactory.createMultiRangeLookup(coordinateRanges);
} catch (final Exception e) {
LOGGER.warn("Unable to read parameters", e);
}
}
@Override
public void init(
final SortedKeyValueIterator<Key, Value> source,
final Map<String, String> options,
final IteratorEnvironment env)
throws IOException {
this.source = source;
if (options == null) {
throw new IllegalArgumentException(
"Arguments must be set for " + NumericIndexStrategyFilterIterator.class.getName());
}
try {
if (options.containsKey(INDEX_STRATEGY_KEY)) {
final String idxStrategyStr = options.get(INDEX_STRATEGY_KEY);
final byte[] idxStrategyBytes = ByteArrayUtils.byteArrayFromString(idxStrategyStr);
indexStrategy = PersistenceUtils.fromBinary(idxStrategyBytes, NumericIndexStrategy.class);
} else {
throw new IllegalArgumentException(
"'"
+ INDEX_STRATEGY_KEY
+ "' must be set for "
+ NumericIndexStrategyFilterIterator.class.getName());
}
if (options.containsKey(COORDINATE_RANGE_KEY)) {
final String coordRangeStr = options.get(COORDINATE_RANGE_KEY);
final byte[] coordRangeBytes = ByteArrayUtils.byteArrayFromString(coordRangeStr);
final ArrayOfArrays arrays = new ArrayOfArrays();
arrays.fromBinary(coordRangeBytes);
rangeCache = RangeLookupFactory.createMultiRangeLookup(arrays.getCoordinateArrays());
} else {
throw new IllegalArgumentException(
"'"
+ COORDINATE_RANGE_KEY
+ "' must be set for "
+ NumericIndexStrategyFilterIterator.class.getName());
}
} catch (final Exception e) {
throw new IllegalArgumentException(e);
}
}
