package edu.uci.ics.hivesterix.runtime.provider; | |
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory; | |
import edu.uci.ics.hivesterix.runtime.factory.hashfunction.HiveDoubleBinaryHashFunctionFactory; | |
import edu.uci.ics.hivesterix.runtime.factory.hashfunction.HiveIntegerBinaryHashFunctionFactory; | |
import edu.uci.ics.hivesterix.runtime.factory.hashfunction.HiveLongBinaryHashFunctionFactory; | |
import edu.uci.ics.hivesterix.runtime.factory.hashfunction.HiveRawBinaryHashFunctionFactory; | |
import edu.uci.ics.hivesterix.runtime.factory.hashfunction.HiveStingBinaryHashFunctionFactory; | |
import edu.uci.ics.hyracks.algebricks.common.exceptions.AlgebricksException; | |
import edu.uci.ics.hyracks.algebricks.data.IBinaryHashFunctionFactoryProvider; | |
import edu.uci.ics.hyracks.api.dataflow.value.IBinaryHashFunctionFactory; | |
public class HiveBinaryHashFunctionFactoryProvider implements IBinaryHashFunctionFactoryProvider { | |
public static final HiveBinaryHashFunctionFactoryProvider INSTANCE = new HiveBinaryHashFunctionFactoryProvider(); | |
private HiveBinaryHashFunctionFactoryProvider() { | |
} | |
@Override | |
public IBinaryHashFunctionFactory getBinaryHashFunctionFactory(Object type) throws AlgebricksException { | |
if (type.equals(TypeInfoFactory.intTypeInfo)) { | |
return HiveIntegerBinaryHashFunctionFactory.INSTANCE; | |
} else if (type.equals(TypeInfoFactory.longTypeInfo)) { | |
return HiveLongBinaryHashFunctionFactory.INSTANCE; | |
} else if (type.equals(TypeInfoFactory.stringTypeInfo)) { | |
return HiveStingBinaryHashFunctionFactory.INSTANCE; | |
} else if (type.equals(TypeInfoFactory.doubleTypeInfo)) { | |
return HiveDoubleBinaryHashFunctionFactory.INSTANCE; | |
} else { | |
return HiveRawBinaryHashFunctionFactory.INSTANCE; | |
} | |
} | |
} |