com.hazelcast.org.apache.calcite.linq4j.tree.NewExpression 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.linq4j.tree;
import com.hazelcast.org.checkerframework.checker.nullness.qual.Nullable;
import java.lang.reflect.Type;
import java.util.List;
import java.util.Objects;
/**
* Represents a constructor call.
*
* If {@link #memberDeclarations} is not null (even if empty) represents
* an anonymous class.
*/
public class NewExpression extends Expression {
@SuppressWarnings("HidingField")
public final Type type;
public final List arguments;
public final @Nullable List memberDeclarations;
/** Cached hash code for the expression. */
private int hash;
public NewExpression(Type type, List arguments,
@Nullable List memberDeclarations) {
super(ExpressionType.New, type);
this.type = type;
this.arguments = arguments;
this.memberDeclarations = memberDeclarations;
}
@Override public Expression accept(Shuttle shuttle) {
shuttle = shuttle.preVisit(this);
final List arguments = Expressions.acceptExpressions(
this.arguments, shuttle);
final List memberDeclarations =
this.memberDeclarations == null
? null
: Expressions.acceptMemberDeclarations(this.memberDeclarations,
shuttle);
return shuttle.visit(this, arguments, memberDeclarations);
}
@Override public R accept(Visitor visitor) {
return visitor.visit(this);
}
@Override void accept(ExpressionWriter writer, int lprec, int rprec) {
writer.append("new ").append(type).list("(\n", ",\n", ")", arguments);
if (memberDeclarations != null) {
writer.list("{\n", "", "}", memberDeclarations);
}
}
@Override public boolean equals(@Nullable Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
if (!super.equals(o)) {
return false;
}
NewExpression that = (NewExpression) o;
if (arguments != null ? !arguments.equals(that.arguments)
: that.arguments != null) {
return false;
}
if (memberDeclarations
!= null ? !memberDeclarations.equals(that.memberDeclarations)
: that.memberDeclarations != null) {
return false;
}
if (!type.equals(that.type)) {
return false;
}
return true;
}
@Override public int hashCode() {
int result = hash;
if (result == 0) {
result = Objects.hash(nodeType, super.type, type, arguments,
memberDeclarations);
if (result == 0) {
result = 1;
}
hash = result;
}
return result;
}
}
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