com.blazebit.persistence.parser.expression.ArrayExpression Maven / Gradle / Ivy
/*
* Copyright 2014 - 2021 Blazebit.
*
* 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 com.blazebit.persistence.parser.expression;
/**
*
* @author Christian Beikov
* @author Moritz Becker
* @since 1.0.0
*/
public class ArrayExpression extends AbstractExpression implements PathElementExpression {
public static final String ELEMENT_NAME = "_";
// Can be either a PropertyExpression or a EntityLiteral
private Expression base;
private Expression index;
public ArrayExpression(Expression base, Expression index) {
this.base = base;
this.index = index;
}
@Override
public ArrayExpression copy(ExpressionCopyContext copyContext) {
return new ArrayExpression(base.copy(copyContext), index.copy(copyContext));
}
@Override
public void accept(Visitor visitor) {
visitor.visit(this);
}
@Override
public T accept(ResultVisitor visitor) {
return visitor.visit(this);
}
public Expression getBase() {
return base;
}
public void setBase(Expression base) {
this.base = base;
}
public Expression getIndex() {
return index;
}
public void setIndex(Expression index) {
this.index = index;
}
@Override
public int hashCode() {
int hash = 3;
hash = 61 * hash + (this.base != null ? this.base.hashCode() : 0);
hash = 61 * hash + (this.index != null ? this.index.hashCode() : 0);
return hash;
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final ArrayExpression other = (ArrayExpression) obj;
if (this.base != other.base && (this.base == null || !this.base.equals(other.base))) {
return false;
}
if (this.index != other.index && (this.index == null || !this.index.equals(other.index))) {
return false;
}
return true;
}
}