@Override
protected Object defaultTypeDataFromBinary(final byte[] bytes) {
final ByteBuffer buf = ByteBuffer.wrap(bytes);
final int initialBytes = buf.getInt();
// temporary hack for backward compatibility
final boolean skipConfig = (initialBytes > 0);
final byte[] typeNameBytes = skipConfig ? new byte[initialBytes] : new byte[buf.getInt()];
final byte[] visibilityManagementClassNameBytes = new byte[buf.getInt()];
final byte[] attrBytes = skipConfig ? new byte[0] : new byte[buf.getInt()];
final byte[] encodedTypeBytes = new byte[buf.getInt()];
final byte[] adapterIdBytes = new byte[buf.getInt()];
buf.get(typeNameBytes);
buf.get(visibilityManagementClassNameBytes); // ignore...old release
buf.get(attrBytes);
buf.get(encodedTypeBytes);
buf.get(adapterIdBytes);
adapterId = new ByteArrayId(adapterIdBytes);
final String typeName = StringUtils.stringFromBinary(typeNameBytes);
final String encodedType = StringUtils.stringFromBinary(encodedTypeBytes);
try {
final SimpleFeatureType myType = DataUtilities.createType(typeName, encodedType);
featureType = myType;
return featureType;
} catch (final SchemaException e) {
LOGGER.error("Unable to deserialized feature type", e);
}
final SimpleFeatureUserDataConfigurationSet userDataConfiguration =
new SimpleFeatureUserDataConfigurationSet();
userDataConfiguration.addConfigurations(typeName, new TimeDescriptorConfiguration(featureType));
userDataConfiguration.addConfigurations(
typeName, new SimpleFeatureStatsConfigurationCollection(featureType));
userDataConfiguration.addConfigurations(
typeName, new SimpleFeaturePrimaryIndexConfiguration(featureType));
try {
userDataConfiguration.fromJsonString(StringUtils.stringFromBinary(attrBytes), featureType);
} catch (final IOException e) {
LOGGER.error("Failure to decode simple feature user data configuration", e);
}
return null;
}
@Override
protected byte[] defaultTypeDataToBinary() {
final String encodedType = DataUtilities.encodeType(featureType);
final String typeName = featureType.getTypeName();
final byte[] typeNameBytes = StringUtils.stringToBinary(typeName);
final byte[] encodedTypeBytes = StringUtils.stringToBinary(encodedType);
byte[] attrBytes = new byte[0];
final SimpleFeatureUserDataConfigurationSet userDataConfiguration =
new SimpleFeatureUserDataConfigurationSet();
userDataConfiguration.addConfigurations(typeName, new TimeDescriptorConfiguration());
userDataConfiguration.addConfigurations(
typeName, new SimpleFeatureStatsConfigurationCollection());
userDataConfiguration.addConfigurations(typeName, new SimpleFeaturePrimaryIndexConfiguration());
userDataConfiguration.configureFromType(featureType);
try {
attrBytes = StringUtils.stringToBinary(userDataConfiguration.asJsonString());
} catch (final IOException e) {
LOGGER.error("Failure to encode simple feature user data configuration", e);
}
final ByteBuffer buf =
ByteBuffer.allocate(
encodedTypeBytes.length
+ typeNameBytes.length
+ adapterId.getBytes().length
+ attrBytes.length
+ 24);
buf.putInt(0); // a signal for the new version
buf.putInt(typeNameBytes.length);
buf.putInt(0); // old visibility (backward compatibility)
buf.putInt(attrBytes.length);
buf.putInt(encodedTypeBytes.length);
buf.putInt(adapterId.getBytes().length);
buf.put(typeNameBytes);
buf.put(attrBytes);
buf.put(encodedTypeBytes);
buf.put(adapterId.getBytes());
return buf.array();
}