/*
* 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.cassandra.cql3.functions;
import java.nio.ByteBuffer;
import java.util.*;
import org.apache.cassandra.db.marshal.UUIDType;
import org.apache.cassandra.serializers.UUIDSerializer;
public abstract class UuidFcts
{
public static Collection<Function> all()
{
return Collections.singleton(uuidFct);
}
public static final Function uuidFct = new NativeScalarFunction("uuid", UUIDType.instance)
{
public ByteBuffer execute(int protocolVersion, List<ByteBuffer> parameters)
{
return UUIDSerializer.instance.serialize(UUID.randomUUID());
}
};
}