com.github.javaparser.ast.body.EnumDeclaration Maven / Gradle / Ivy

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This project contains a parser for the Checker Framework's stub files: https://checkerframework.org/manual/#stub . It is a fork of the JavaParser project.
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/*
 * Copyright (C) 2007-2010 Júlio Vilmar Gesser.
 * Copyright (C) 2011, 2013-2024 The JavaParser Team.
 *
 * This file is part of JavaParser.
 *
 * JavaParser can be used either under the terms of
 * a) the GNU Lesser General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * b) the terms of the Apache License
 *
 * You should have received a copy of both licenses in LICENCE.LGPL and
 * LICENCE.APACHE. Please refer to those files for details.
 *
 * JavaParser is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 */
package com.github.javaparser.ast.body;

import static com.github.javaparser.utils.Utils.assertNonEmpty;
import static com.github.javaparser.utils.Utils.assertNotNull;

import com.github.javaparser.TokenRange;
import com.github.javaparser.ast.*;
import com.github.javaparser.ast.expr.AnnotationExpr;
import com.github.javaparser.ast.expr.SimpleName;
import com.github.javaparser.ast.nodeTypes.NodeWithImplements;
import com.github.javaparser.ast.observer.ObservableProperty;
import com.github.javaparser.ast.type.ClassOrInterfaceType;
import com.github.javaparser.ast.visitor.CloneVisitor;
import com.github.javaparser.ast.visitor.GenericVisitor;
import com.github.javaparser.ast.visitor.VoidVisitor;
import com.github.javaparser.metamodel.EnumDeclarationMetaModel;
import com.github.javaparser.metamodel.JavaParserMetaModel;
import com.github.javaparser.resolution.Resolvable;
import com.github.javaparser.resolution.declarations.ResolvedEnumDeclaration;
import java.util.Optional;
import java.util.function.Consumer;

/**
 * The declaration of an enum.
{@code enum X { ... }}
 *
 * @author Julio Vilmar Gesser
 */
public class EnumDeclaration extends TypeDeclaration
        implements NodeWithImplements, Resolvable {

    private NodeList implementedTypes;

    private NodeList entries;

    public EnumDeclaration() {
        this(
                null,
                new NodeList<>(),
                new NodeList<>(),
                new SimpleName(),
                new NodeList<>(),
                new NodeList<>(),
                new NodeList<>());
    }

    public EnumDeclaration(NodeList modifiers, String name) {
        this(
                null,
                modifiers,
                new NodeList<>(),
                new SimpleName(name),
                new NodeList<>(),
                new NodeList<>(),
                new NodeList<>());
    }

    @AllFieldsConstructor
    public EnumDeclaration(
            NodeList modifiers,
            NodeList annotations,
            SimpleName name,
            NodeList implementedTypes,
            NodeList entries,
            NodeList> members) {
        this(null, modifiers, annotations, name, implementedTypes, entries, members);
    }

    /**
     * This constructor is used by the parser and is considered private.
     */
    @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
    public EnumDeclaration(
            TokenRange tokenRange,
            NodeList modifiers,
            NodeList annotations,
            SimpleName name,
            NodeList implementedTypes,
            NodeList entries,
            NodeList> members) {
        super(tokenRange, modifiers, annotations, name, members);
        setImplementedTypes(implementedTypes);
        setEntries(entries);
        customInitialization();
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
    public  R accept(final GenericVisitor v, final A arg) {
        return v.visit(this, arg);
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
    public  void accept(final VoidVisitor v, final A arg) {
        v.visit(this, arg);
    }

    @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
    public NodeList getEntries() {
        return entries;
    }

    public EnumConstantDeclaration getEntry(int i) {
        return getEntries().get(i);
    }

    public EnumDeclaration setEntry(int i, EnumConstantDeclaration element) {
        getEntries().set(i, element);
        return this;
    }

    public EnumDeclaration addEntry(EnumConstantDeclaration element) {
        getEntries().add(element);
        return this;
    }

    @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
    public NodeList getImplementedTypes() {
        return implementedTypes;
    }

    @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
    public EnumDeclaration setEntries(final NodeList entries) {
        assertNotNull(entries);
        if (entries == this.entries) {
            return this;
        }
        notifyPropertyChange(ObservableProperty.ENTRIES, this.entries, entries);
        if (this.entries != null) this.entries.setParentNode(null);
        this.entries = entries;
        setAsParentNodeOf(entries);
        return this;
    }

    @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
    public EnumDeclaration setImplementedTypes(final NodeList implementedTypes) {
        assertNotNull(implementedTypes);
        if (implementedTypes == this.implementedTypes) {
            return this;
        }
        notifyPropertyChange(ObservableProperty.IMPLEMENTED_TYPES, this.implementedTypes, implementedTypes);
        if (this.implementedTypes != null) this.implementedTypes.setParentNode(null);
        this.implementedTypes = implementedTypes;
        setAsParentNodeOf(implementedTypes);
        return this;
    }

    public EnumConstantDeclaration addEnumConstant(String name) {
        assertNonEmpty(name);
        EnumConstantDeclaration enumConstant = new EnumConstantDeclaration(name);
        getEntries().add(enumConstant);
        return enumConstant;
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
    public boolean remove(Node node) {
        if (node == null) {
            return false;
        }
        for (int i = 0; i < entries.size(); i++) {
            if (entries.get(i) == node) {
                entries.remove(i);
                return true;
            }
        }
        for (int i = 0; i < implementedTypes.size(); i++) {
            if (implementedTypes.get(i) == node) {
                implementedTypes.remove(i);
                return true;
            }
        }
        return super.remove(node);
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.CloneGenerator")
    public EnumDeclaration clone() {
        return (EnumDeclaration) accept(new CloneVisitor(), null);
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")
    public EnumDeclarationMetaModel getMetaModel() {
        return JavaParserMetaModel.enumDeclarationMetaModel;
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
    public boolean replace(Node node, Node replacementNode) {
        if (node == null) {
            return false;
        }
        for (int i = 0; i < entries.size(); i++) {
            if (entries.get(i) == node) {
                entries.set(i, (EnumConstantDeclaration) replacementNode);
                return true;
            }
        }
        for (int i = 0; i < implementedTypes.size(); i++) {
            if (implementedTypes.get(i) == node) {
                implementedTypes.set(i, (ClassOrInterfaceType) replacementNode);
                return true;
            }
        }
        return super.replace(node, replacementNode);
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    public boolean isEnumDeclaration() {
        return true;
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    public EnumDeclaration asEnumDeclaration() {
        return this;
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    public void ifEnumDeclaration(Consumer action) {
        action.accept(this);
    }

    @Override
    public ResolvedEnumDeclaration resolve() {
        return getSymbolResolver().resolveDeclaration(this, ResolvedEnumDeclaration.class);
    }

    @Override
    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    public Optional toEnumDeclaration() {
        return Optional.of(this);
    }
}