com.hazelcast.org.apache.calcite.adapter.enumerable.NotNullImplementor Maven / Gradle / Ivy
/*
* 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 com.hazelcast.org.apache.calcite.adapter.enumerable;
import com.hazelcast.org.apache.calcite.linq4j.tree.Expression;
import com.hazelcast.org.apache.calcite.rex.RexCall;
import java.util.List;
/**
* Simplified version of
* {@link com.hazelcast.org.apache.calcite.adapter.enumerable.CallImplementor}
* that does not know about null semantics.
*
* @see com.hazelcast.org.apache.calcite.adapter.enumerable.RexImpTable
* @see com.hazelcast.org.apache.calcite.adapter.enumerable.CallImplementor
*/
public interface NotNullImplementor {
/**
* Implements a call with assumption that all the null-checking is
* implemented by caller.
*
* @param translator translator to implement the code
* @param call call to implement
* @param translatedOperands arguments of a call
* @return expression that implements given call
*/
Expression implement(
RexToLixTranslator translator,
RexCall call,
List translatedOperands);
}