| 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.*; |
| 24 | import com.github.javaparser.ast.observer.ObservableProperty; |
| 25 | import com.github.javaparser.ast.type.ArrayType; |
| 26 | import com.github.javaparser.ast.type.ClassOrInterfaceType; |
| 27 | import com.github.javaparser.ast.type.Type; |
| 28 | import com.github.javaparser.ast.visitor.CloneVisitor; |
| 29 | import com.github.javaparser.ast.visitor.GenericVisitor; |
| 30 | import com.github.javaparser.ast.visitor.VoidVisitor; |
| 31 | import com.github.javaparser.metamodel.ArrayCreationExprMetaModel; |
| 32 | import com.github.javaparser.metamodel.JavaParserMetaModel; |
| 33 | import com.github.javaparser.metamodel.NonEmptyProperty; |
| 34 | import java.util.Optional; |
| 35 | import static com.github.javaparser.StaticJavaParser.parseType; |
| 36 | import static com.github.javaparser.utils.Utils.assertNotNull; |
| 37 | import com.github.javaparser.TokenRange; |
| 38 | import com.github.javaparser.metamodel.OptionalProperty; |
| 39 | import java.util.function.Consumer; |
| 40 | import com.github.javaparser.ast.Node; |
| 41 | import com.github.javaparser.ast.Generated; |
| 42 | |
| 43 | /** |
| 44 | * {@code new int[5][4][][]} or <code>new int[][]{{1},{2,3}}</code>. |
| 45 | * |
| 46 | * <br>"int" is the element type. |
| 47 | * <br>All the brackets are stored in the levels field, from left to right. |
| 48 | * |
| 49 | * @author Julio Vilmar Gesser |
| 50 | */ |
| 51 | public class ArrayCreationExpr extends Expression { |
| 52 | |
| 53 | @NonEmptyProperty |
| 54 | private NodeList<ArrayCreationLevel> levels; |
| 55 | |
| 56 | private Type elementType; |
| 57 | |
| 58 | @OptionalProperty |
| 59 | private ArrayInitializerExpr initializer; |
| 60 | |
| 61 | public ArrayCreationExpr() { |
| 62 | this(null, new ClassOrInterfaceType(), new NodeList<>(), new ArrayInitializerExpr()); |
| 63 | } |
| 64 | |
| 65 | @AllFieldsConstructor |
| 66 | public ArrayCreationExpr(Type elementType, NodeList<ArrayCreationLevel> levels, ArrayInitializerExpr initializer) { |
| 67 | this(null, elementType, levels, initializer); |
| 68 | } |
| 69 | |
| 70 | public ArrayCreationExpr(Type elementType) { |
| 71 | this(null, elementType, new NodeList<>(), new ArrayInitializerExpr()); |
| 72 | } |
| 73 | |
| 74 | /** |
| 75 | * This constructor is used by the parser and is considered private. |
| 76 | */ |
| 77 | @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") |
| 78 | public ArrayCreationExpr(TokenRange tokenRange, Type elementType, NodeList<ArrayCreationLevel> levels, ArrayInitializerExpr initializer) { |
| 79 | super(tokenRange); |
| 80 | setElementType(elementType); |
| 81 | setLevels(levels); |
| 82 | setInitializer(initializer); |
| 83 | customInitialization(); |
| 84 | } |
| 85 | |
| 86 | @Override |
| 87 | @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") |
| 88 | public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) { |
| 89 | return v.visit(this, arg); |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") |
| 94 | public <A> void accept(final VoidVisitor<A> v, final A arg) { |
| 95 | v.visit(this, arg); |
| 96 | } |
| 97 | |
| 98 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 99 | public Optional<ArrayInitializerExpr> getInitializer() { |
| 100 | return Optional.ofNullable(initializer); |
| 101 | } |
| 102 | |
| 103 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 104 | public Type getElementType() { |
| 105 | return elementType; |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Sets the initializer |
| 110 | * |
| 111 | * @param initializer the initializer, can be null |
| 112 | * @return this, the ArrayCreationExpr |
| 113 | */ |
| 114 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 115 | public ArrayCreationExpr setInitializer(final ArrayInitializerExpr initializer) { |
| 116 | if (initializer == this.initializer) { |
| 117 | return (ArrayCreationExpr) this; |
| 118 | } |
| 119 | notifyPropertyChange(ObservableProperty.INITIALIZER, this.initializer, initializer); |
| 120 | if (this.initializer != null) |
| 121 | this.initializer.setParentNode(null); |
| 122 | this.initializer = initializer; |
| 123 | setAsParentNodeOf(initializer); |
| 124 | return this; |
| 125 | } |
| 126 | |
| 127 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 128 | public ArrayCreationExpr setElementType(final Type elementType) { |
| 129 | assertNotNull(elementType); |
| 130 | if (elementType == this.elementType) { |
| 131 | return (ArrayCreationExpr) this; |
| 132 | } |
| 133 | notifyPropertyChange(ObservableProperty.ELEMENT_TYPE, this.elementType, elementType); |
| 134 | if (this.elementType != null) |
| 135 | this.elementType.setParentNode(null); |
| 136 | this.elementType = elementType; |
| 137 | setAsParentNodeOf(elementType); |
| 138 | return this; |
| 139 | } |
| 140 | |
| 141 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 142 | public NodeList<ArrayCreationLevel> getLevels() { |
| 143 | return levels; |
| 144 | } |
| 145 | |
| 146 | @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") |
| 147 | public ArrayCreationExpr setLevels(final NodeList<ArrayCreationLevel> levels) { |
| 148 | assertNotNull(levels); |
| 149 | if (levels == this.levels) { |
| 150 | return (ArrayCreationExpr) this; |
| 151 | } |
| 152 | notifyPropertyChange(ObservableProperty.LEVELS, this.levels, levels); |
| 153 | if (this.levels != null) |
| 154 | this.levels.setParentNode(null); |
| 155 | this.levels = levels; |
| 156 | setAsParentNodeOf(levels); |
| 157 | return this; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Takes the element type and wraps it in an ArrayType for every array creation level. |
| 162 | */ |
| 163 | public Type createdType() { |
| 164 | Type result = elementType; |
| 165 | for (int i = 0; i < levels.size(); i++) { |
| 166 | result = new ArrayType(result, ArrayType.Origin.TYPE, new NodeList<>()); |
| 167 | } |
| 168 | return result; |
| 169 | } |
| 170 | |
| 171 | /** |
| 172 | * Sets this type to this class and try to import it to the {@link CompilationUnit} if needed |
| 173 | * |
| 174 | * @param typeClass the type |
| 175 | * @return this |
| 176 | */ |
| 177 | public ArrayCreationExpr setElementType(Class<?> typeClass) { |
| 178 | tryAddImportToParentCompilationUnit(typeClass); |
| 179 | return setElementType(parseType(typeClass.getSimpleName())); |
| 180 | } |
| 181 | |
| 182 | public ArrayCreationExpr setElementType(final String type) { |
| 183 | return setElementType(parseType(type)); |
| 184 | } |
| 185 | |
| 186 | @Override |
| 187 | @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") |
| 188 | public boolean remove(Node node) { |
| 189 | if (node == null) |
| 190 | return false; |
| 191 | if (initializer != null) { |
| 192 | if (node == initializer) { |
| 193 | removeInitializer(); |
| 194 | return true; |
| 195 | } |
| 196 | } |
| 197 | for (int i = 0; i < levels.size(); i++) { |
| 198 | if (levels.get(i) == node) { |
| 199 | levels.remove(i); |
| 200 | return true; |
| 201 | } |
| 202 | } |
| 203 | return super.remove(node); |
| 204 | } |
| 205 | |
| 206 | @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") |
| 207 | public ArrayCreationExpr removeInitializer() { |
| 208 | return setInitializer((ArrayInitializerExpr) null); |
| 209 | } |
| 210 | |
| 211 | @Override |
| 212 | @Generated("com.github.javaparser.generator.core.node.CloneGenerator") |
| 213 | public ArrayCreationExpr clone() { |
| 214 | return (ArrayCreationExpr) accept(new CloneVisitor(), null); |
| 215 | } |
| 216 | |
| 217 | @Override |
| 218 | @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") |
| 219 | public ArrayCreationExprMetaModel getMetaModel() { |
| 220 | return JavaParserMetaModel.arrayCreationExprMetaModel; |
| 221 | } |
| 222 | |
| 223 | @Override |
| 224 | @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator") |
| 225 | public boolean replace(Node node, Node replacementNode) { |
| 226 | if (node == null) |
| 227 | return false; |
| 228 | if (node == elementType) { |
| 229 | setElementType((Type) replacementNode); |
| 230 | return true; |
| 231 | } |
| 232 | if (initializer != null) { |
| 233 | if (node == initializer) { |
| 234 | setInitializer((ArrayInitializerExpr) replacementNode); |
| 235 | return true; |
| 236 | } |
| 237 | } |
| 238 | for (int i = 0; i < levels.size(); i++) { |
| 239 | if (levels.get(i) == node) { |
| 240 | levels.set(i, (ArrayCreationLevel) replacementNode); |
| 241 | return true; |
| 242 | } |
| 243 | } |
| 244 | return super.replace(node, replacementNode); |
| 245 | } |
| 246 | |
| 247 | @Override |
| 248 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 249 | public boolean isArrayCreationExpr() { |
| 250 | return true; |
| 251 | } |
| 252 | |
| 253 | @Override |
| 254 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 255 | public ArrayCreationExpr asArrayCreationExpr() { |
| 256 | return this; |
| 257 | } |
| 258 | |
| 259 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 260 | public void ifArrayCreationExpr(Consumer<ArrayCreationExpr> action) { |
| 261 | action.accept(this); |
| 262 | } |
| 263 | |
| 264 | @Override |
| 265 | @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") |
| 266 | public Optional<ArrayCreationExpr> toArrayCreationExpr() { |
| 267 | return Optional.of(this); |
| 268 | } |
| 269 | } |
| 270 |
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