| 1 | /* |
|---|---|
| 2 | * Copyright (C) 2007-2010 Júlio Vilmar Gesser. |
| 3 | * Copyright (C) 2011, 2013-2020 The JavaParser Team. |
| 4 | * |
| 5 | * This file is part of JavaParser. |
| 6 | * |
| 7 | * JavaParser can be used either under the terms of |
| 8 | * a) the GNU Lesser General Public License as published by |
| 9 | * the Free Software Foundation, either version 3 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * b) the terms of the Apache License |
| 12 | * |
| 13 | * You should have received a copy of both licenses in LICENCE.LGPL and |
| 14 | * LICENCE.APACHE. Please refer to those files for details. |
| 15 | * |
| 16 | * JavaParser is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU Lesser General Public License for more details. |
| 20 | */ |
| 21 | package com.github.javaparser.ast.expr; |
| 22 | |
| 23 | import com.github.javaparser.ast.AllFieldsConstructor; |
| 24 | import com.github.javaparser.ast.nodeTypes.NodeWithExpression; |
| 25 | import com.github.javaparser.ast.nodeTypes.NodeWithType; |
| 26 | import com.github.javaparser.ast.observer.ObservableProperty; |
| 27 | import com.github.javaparser.ast.type.ClassOrInterfaceType; |
| 28 | import com.github.javaparser.ast.type.Type; |
| 29 | import com.github.javaparser.ast.visitor.GenericVisitor; |
| 30 | import com.github.javaparser.ast.visitor.VoidVisitor; |
| 31 | import static com.github.javaparser.utils.Utils.assertNotNull; |
| 32 | import com.github.javaparser.ast.Node; |
| 33 | import com.github.javaparser.ast.visitor.CloneVisitor; |
| 34 | import com.github.javaparser.metamodel.CastExprMetaModel; |
| 35 | import com.github.javaparser.metamodel.JavaParserMetaModel; |
| 36 | import com.github.javaparser.TokenRange; |
| 37 | import java.util.function.Consumer; |
| 38 | import java.util.Optional; |
| 39 | import com.github.javaparser.ast.Generated; |
| 40 | |
| 41 | /** |
| 42 | * A typecast. The (long) in {@code (long)15} |
| 43 | * |
| 44 | * @author Julio Vilmar Gesser |
| 45 | */ |
| 46 | public class CastExpr extends Expression implements NodeWithType<CastExpr, Type>, NodeWithExpression<CastExpr> { |
| 47 | |
| 48 | private Type type; |
| 49 | |
| 50 | private Expression expression; |
| 51 | |
| 52 | public CastExpr() { |
| 53 | this(null, new ClassOrInterfaceType(), new NameExpr()); |
| 54 | } |
| 55 | |
| 56 | @AllFieldsConstructor |
| 57 | public CastExpr(Type type, Expression expression) { |
| 58 | this(null, type, expression); |
| 59 | } |
| 60 | |
| 61 | /** |
| 62 | * This constructor is used by the parser and is considered private. |
| 63 | */ |
| 64 | @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") |
| 65 | public CastExpr(TokenRange tokenRange, Type type, Expression expression) { |
| 66 | super(tokenRange); |
| 67 | setType(type); |
| 68 | setExpression(expression); |
| 69 | customInitialization(); |
| 70 | } |
| 71 | |
| 72 | @Override |
| 73 | @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") |
| 74 | public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) { |
| 75 | return v.visit(this, arg); |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") |
| 80 | public <A> void accept(final VoidVisitor<A> v, final A arg) { |
| 81 | v.visit(this, arg); |
| 82 | } |
| 83 | |
| 84 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 85 | public Expression getExpression() { |
| 86 | return expression; |
| 87 | } |
| 88 | |
| 89 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 90 | public Type getType() { |
| 91 | return type; |
| 92 | } |
| 93 | |
| 94 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 95 | public CastExpr setExpression(final Expression expression) { |
| 96 | assertNotNull(expression); |
| 97 | if (expression == this.expression) { |
| 98 | return (CastExpr) this; |
| 99 | } |
| 100 | notifyPropertyChange(ObservableProperty.EXPRESSION, this.expression, expression); |
| 101 | if (this.expression != null) |
| 102 | this.expression.setParentNode(null); |
| 103 | this.expression = expression; |
| 104 | setAsParentNodeOf(expression); |
| 105 | return this; |
| 106 | } |
| 107 | |
| 108 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 109 | public CastExpr setType(final Type type) { |
| 110 | assertNotNull(type); |
| 111 | if (type == this.type) { |
| 112 | return (CastExpr) this; |
| 113 | } |
| 114 | notifyPropertyChange(ObservableProperty.TYPE, this.type, type); |
| 115 | if (this.type != null) |
| 116 | this.type.setParentNode(null); |
| 117 | this.type = type; |
| 118 | setAsParentNodeOf(type); |
| 119 | return this; |
| 120 | } |
| 121 | |
| 122 | @Override |
| 123 | @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") |
| 124 | public boolean remove(Node node) { |
| 125 | if (node == null) |
| 126 | return false; |
| 127 | return super.remove(node); |
| 128 | } |
| 129 | |
| 130 | @Override |
| 131 | @Generated("com.github.javaparser.generator.core.node.CloneGenerator") |
| 132 | public CastExpr clone() { |
| 133 | return (CastExpr) accept(new CloneVisitor(), null); |
| 134 | } |
| 135 | |
| 136 | @Override |
| 137 | @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") |
| 138 | public CastExprMetaModel getMetaModel() { |
| 139 | return JavaParserMetaModel.castExprMetaModel; |
| 140 | } |
| 141 | |
| 142 | @Override |
| 143 | @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator") |
| 144 | public boolean replace(Node node, Node replacementNode) { |
| 145 | if (node == null) |
| 146 | return false; |
| 147 | if (node == expression) { |
| 148 | setExpression((Expression) replacementNode); |
| 149 | return true; |
| 150 | } |
| 151 | if (node == type) { |
| 152 | setType((Type) replacementNode); |
| 153 | return true; |
| 154 | } |
| 155 | return super.replace(node, replacementNode); |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 160 | public boolean isCastExpr() { |
| 161 | return true; |
| 162 | } |
| 163 | |
| 164 | @Override |
| 165 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 166 | public CastExpr asCastExpr() { |
| 167 | return this; |
| 168 | } |
| 169 | |
| 170 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 171 | public void ifCastExpr(Consumer<CastExpr> action) { |
| 172 | action.accept(this); |
| 173 | } |
| 174 | |
| 175 | @Override |
| 176 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 177 | public Optional<CastExpr> toCastExpr() { |
| 178 | return Optional.of(this); |
| 179 | } |
| 180 | } |
| 181 |
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