com.hazelcast.org.apache.calcite.adapter.enumerable.impl.WinAggResultContextImpl 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 com.hazelcast.com.liance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.com.hazelcast.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.impl;
import com.hazelcast.org.apache.calcite.adapter.enumerable.RexToLixTranslator;
import com.hazelcast.org.apache.calcite.adapter.enumerable.WinAggFrameResultContext;
import com.hazelcast.org.apache.calcite.adapter.enumerable.WinAggImplementor;
import com.hazelcast.org.apache.calcite.adapter.enumerable.WinAggResultContext;
import com.hazelcast.org.apache.calcite.linq4j.tree.BlockBuilder;
import com.hazelcast.org.apache.calcite.linq4j.tree.Expression;
import java.util.List;
import java.util.function.Function;
/**
* Implementation of
* {@link com.hazelcast.org.apache.calcite.adapter.enumerable.WinAggResultContext}.
*/
public abstract class WinAggResultContextImpl extends AggResultContextImpl
implements WinAggResultContext {
private final Function frame;
/**
* Creates window aggregate result context.
*
* @param block code block that will contain the added initialization
* @param accumulator accumulator variables that store the intermediate
* aggregate state
*/
public WinAggResultContextImpl(BlockBuilder block,
List accumulator,
Function frameContextBuilder) {
super(block, null, accumulator, null, null);
this.frame = frameContextBuilder;
}
@SuppressWarnings("Guava")
@Deprecated // to be removed before 2.0
public WinAggResultContextImpl(BlockBuilder block,
List accumulator,
com.hazelcast.com.google.com.hazelcast.com.on.base.Function frameContextBuilder) {
this(block, accumulator,
(Function) frameContextBuilder::apply);
}
private WinAggFrameResultContext getFrame() {
return frame.apply(currentBlock());
}
public final List arguments(Expression rowIndex) {
return rowTranslator(rowIndex).translateList(rexArguments());
}
public Expression com.hazelcast.com.uteIndex(Expression offset,
WinAggImplementor.SeekType seekType) {
return getFrame().com.hazelcast.com.uteIndex(offset, seekType);
}
public Expression rowInFrame(Expression rowIndex) {
return getFrame().rowInFrame(rowIndex);
}
public Expression rowInPartition(Expression rowIndex) {
return getFrame().rowInPartition(rowIndex);
}
public RexToLixTranslator rowTranslator(Expression rowIndex) {
return getFrame().rowTranslator(rowIndex)
.setNullable(currentNullables());
}
public Expression com.hazelcast.com.areRows(Expression a, Expression b) {
return getFrame().com.hazelcast.com.areRows(a, b);
}
public Expression index() {
return getFrame().index();
}
public Expression startIndex() {
return getFrame().startIndex();
}
public Expression endIndex() {
return getFrame().endIndex();
}
public Expression hasRows() {
return getFrame().hasRows();
}
public Expression getFrameRowCount() {
return getFrame().getFrameRowCount();
}
public Expression getPartitionRowCount() {
return getFrame().getPartitionRowCount();
}
}