io.trino.operator.window.matcher.Instruction Maven / Gradle / Ivy
/*
* Licensed 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 io.trino.operator.window.matcher;
interface Instruction
{
enum Type
{
JUMP, MATCH_LABEL, MATCH_START, MATCH_END, SAVE, SPLIT, DONE
}
Type type();
static Jump jump(int target)
{
return new Jump(target);
}
static Save save()
{
return new Save();
}
static Split split(int first, int second)
{
return new Split(first, second);
}
static Done done()
{
return new Done();
}
static MatchLabel match(int label)
{
return new MatchLabel(label);
}
static MatchStart matchStart()
{
return new MatchStart();
}
static MatchEnd matchEnd()
{
return new MatchEnd();
}
}