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DSL.java
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DSL.java
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/*
* Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* or in the "license" file accompanying this file. This file 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.amazon.opendistroforelasticsearch.sql.expression;
import com.amazon.opendistroforelasticsearch.sql.data.model.ExprType;
import com.amazon.opendistroforelasticsearch.sql.data.model.ExprValue;
import com.amazon.opendistroforelasticsearch.sql.data.model.ExprValueUtils;
import com.amazon.opendistroforelasticsearch.sql.expression.aggregation.Aggregator;
import com.amazon.opendistroforelasticsearch.sql.expression.env.Environment;
import com.amazon.opendistroforelasticsearch.sql.expression.function.BuiltinFunctionName;
import com.amazon.opendistroforelasticsearch.sql.expression.function.BuiltinFunctionRepository;
import java.util.Arrays;
import lombok.RequiredArgsConstructor;
@RequiredArgsConstructor
public class DSL {
private final BuiltinFunctionRepository repository;
public static LiteralExpression literal(Integer value) {
return new LiteralExpression(ExprValueUtils.integerValue(value));
}
public static LiteralExpression literal(Long value) {
return new LiteralExpression(ExprValueUtils.longValue(value));
}
public static LiteralExpression literal(Float value) {
return new LiteralExpression(ExprValueUtils.floatValue(value));
}
public static LiteralExpression literal(Double value) {
return new LiteralExpression(ExprValueUtils.doubleValue(value));
}
public static LiteralExpression literal(ExprValue value) {
return new LiteralExpression(value);
}
public static ReferenceExpression ref(String ref) {
return new ReferenceExpression(ref);
}
public FunctionExpression abs(Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.ABS.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression add(Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.ADD.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression subtract(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.SUBTRACT.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression multiply(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.MULTIPLY.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression divide(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.DIVIDE.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression module(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.MODULES.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression and(Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.AND.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression or(Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.OR.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression xor(Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.XOR.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression not(Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.NOT.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression equal(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.EQUAL.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression notequal(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.NOTEQUAL.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression less(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.LESS.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression lte(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.LTE.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression greater(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.GREATER.getName(), Arrays.asList(expressions), env);
}
public FunctionExpression gte(
Environment<Expression, ExprType> env, Expression... expressions) {
return (FunctionExpression)
repository.compile(BuiltinFunctionName.GTE.getName(), Arrays.asList(expressions), env);
}
public Aggregator avg(Environment<Expression, ExprType> env, Expression... expressions) {
return (Aggregator)
repository.compile(BuiltinFunctionName.AVG.getName(), Arrays.asList(expressions), env);
}
public Aggregator sum(Environment<Expression, ExprType> env, Expression... expressions) {
return (Aggregator)
repository.compile(BuiltinFunctionName.SUM.getName(), Arrays.asList(expressions), env);
}
public Aggregator count(Environment<Expression, ExprType> env, Expression... expressions) {
return (Aggregator)
repository.compile(BuiltinFunctionName.COUNT.getName(), Arrays.asList(expressions), env);
}
}