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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.spark.sql.execution.datasources.hbase.types
import io.hgraphdb.ValueUtils
import org.apache.spark.sql.execution.datasources.hbase._
class HGraphDB(f:Option[Field] = None) extends SHCDataType {
def fromBytes(src: HBaseType): Any = {
if (f.isDefined) {
if (f.get.isRowKey) {
ValueUtils.deserializeWithSalt(src)
} else {
ValueUtils.deserialize(src)
}
} else {
throw new UnsupportedOperationException(
"HGraphDB coder: without field metadata, 'fromBytes' conversion can not be supported")
}
}
def toBytes(input: Any): Array[Byte] = {
if (f.isDefined) {
if (f.get.isRowKey) {
ValueUtils.serializeWithSalt(input)
} else {
ValueUtils.serialize(input)
}
} else {
new PrimitiveType().toBytes(input)
}
}
override def isRowKeySupported(): Boolean = true
override def isCompositeKeySupported(): Boolean = false
}