1 | /* | |
2 | * Copyright OpenSearch Contributors | |
3 | * SPDX-License-Identifier: Apache-2.0 | |
4 | */ | |
5 | ||
6 | ||
7 | package org.opensearch.sql.expression; | |
8 | ||
9 | import java.io.Serializable; | |
10 | import org.opensearch.sql.data.model.ExprValue; | |
11 | import org.opensearch.sql.data.type.ExprType; | |
12 | import org.opensearch.sql.expression.env.Environment; | |
13 | ||
14 | /** | |
15 | * The definition of the resolved expression. | |
16 | */ | |
17 | public interface Expression extends Serializable { | |
18 | ||
19 | /** | |
20 | * Evaluate the value of expression that does not depend on value environment. | |
21 | */ | |
22 | default ExprValue valueOf() { | |
23 |
1
1. valueOf : replaced return value with null for org/opensearch/sql/expression/Expression::valueOf → KILLED |
return valueOf(null); |
24 | } | |
25 | ||
26 | /** | |
27 | * Evaluate the value of expression in the value environment. | |
28 | */ | |
29 | ExprValue valueOf(Environment<Expression, ExprValue> valueEnv); | |
30 | ||
31 | /** | |
32 | * The type of the expression. | |
33 | */ | |
34 | ExprType type(); | |
35 | ||
36 | /** | |
37 | * Accept a visitor to visit current expression node. | |
38 | * @param visitor visitor | |
39 | * @param context context | |
40 | * @param <T> result type | |
41 | * @param <C> context type | |
42 | * @return result accumulated by visitor when visiting | |
43 | */ | |
44 | <T, C> T accept(ExpressionNodeVisitor<T, C> visitor, C context); | |
45 | ||
46 | } | |
Mutations | ||
23 |
1.1 |