diff options
Diffstat (limited to 'javaparser-core/src/main/java/com/github/javaparser/ast/type/WildcardType.java')
| -rw-r--r-- | javaparser-core/src/main/java/com/github/javaparser/ast/type/WildcardType.java | 307 |
1 files changed, 307 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/type/WildcardType.java b/javaparser-core/src/main/java/com/github/javaparser/ast/type/WildcardType.java new file mode 100644 index 000000000..e37842e67 --- /dev/null +++ b/javaparser-core/src/main/java/com/github/javaparser/ast/type/WildcardType.java @@ -0,0 +1,307 @@ +/* + * Copyright (C) 2007-2010 Júlio Vilmar Gesser. + * Copyright (C) 2011, 2013-2016 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.type; + +import com.github.javaparser.ast.AllFieldsConstructor; +import com.github.javaparser.ast.Node; +import com.github.javaparser.ast.NodeList; +import com.github.javaparser.ast.expr.AnnotationExpr; +import com.github.javaparser.ast.nodeTypes.NodeWithAnnotations; +import com.github.javaparser.ast.observer.ObservableProperty; +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.JavaParserMetaModel; +import com.github.javaparser.metamodel.OptionalProperty; +import com.github.javaparser.metamodel.WildcardTypeMetaModel; +import java.util.Arrays; +import java.util.List; +import java.util.Optional; +import javax.annotation.Generated; +import com.github.javaparser.TokenRange; +import com.github.javaparser.resolution.types.ResolvedUnionType; +import com.github.javaparser.resolution.types.ResolvedWildcard; +import java.util.function.Consumer; + +/** + * A wildcard type argument. + * <br/><code>void printCollection(Collection<<b>?</b>> c) { ... }</code> + * <br/><code>boolean addAll(Collection<<b>? extends E</b>> c)</code> + * <br/><code>Reference(T referent, ReferenceQueue<<b>? super T</b>> queue)</code> + * + * @author Julio Vilmar Gesser + */ +public final class WildcardType extends Type implements NodeWithAnnotations<WildcardType> { + + @OptionalProperty + private ReferenceType extendedType; + + @OptionalProperty + private ReferenceType superType; + + public WildcardType() { + this(null, null, null, new NodeList<>()); + } + + public WildcardType(final ReferenceType extendedType) { + this(null, extendedType, null, new NodeList<>()); + } + + @AllFieldsConstructor + public WildcardType(final ReferenceType extendedType, final ReferenceType superType, final NodeList<AnnotationExpr> annotations) { + this(null, extendedType, superType, annotations); + } + + /** + * This constructor is used by the parser and is considered private. + */ + @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") + public WildcardType(TokenRange tokenRange, ReferenceType extendedType, ReferenceType superType, NodeList<AnnotationExpr> annotations) { + super(tokenRange, annotations); + setExtendedType(extendedType); + setSuperType(superType); + customInitialization(); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") + public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) { + return v.visit(this, arg); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.AcceptGenerator") + public <A> void accept(final VoidVisitor<A> v, final A arg) { + v.visit(this, arg); + } + + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public Optional<ReferenceType> getExtendedType() { + return Optional.ofNullable(extendedType); + } + + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public Optional<ReferenceType> getSuperType() { + return Optional.ofNullable(superType); + } + + /** + * @deprecated use getExtendedType instead. + */ + @Deprecated + public Optional<ReferenceType> getExtendedTypes() { + return getExtendedType(); + } + + /** + * @deprecated use getSuperType instead. + */ + @Deprecated + public Optional<ReferenceType> getSuperTypes() { + return getSuperType(); + } + + /** + * Sets the extended type + * + * @param extendedType the extends, can be null + * @return this, the WildcardType + */ + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public WildcardType setExtendedType(final ReferenceType extendedType) { + if (extendedType == this.extendedType) { + return (WildcardType) this; + } + notifyPropertyChange(ObservableProperty.EXTENDED_TYPE, this.extendedType, extendedType); + if (this.extendedType != null) + this.extendedType.setParentNode(null); + this.extendedType = extendedType; + setAsParentNodeOf(extendedType); + return this; + } + + /** + * Sets the extended type + * + * @param extendedType the extends, can be null + * @return this, the WildcardType + * @deprecated use setExtendedType instead, + */ + @Deprecated + public WildcardType setExtendedTypes(final ReferenceType extendedType) { + return setExtendedType(extendedType); + } + + /** + * Sets the supertype + * + * @param superType the super, can be null + * @return this, the WildcardType + */ + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public WildcardType setSuperType(final ReferenceType superType) { + if (superType == this.superType) { + return (WildcardType) this; + } + notifyPropertyChange(ObservableProperty.SUPER_TYPE, this.superType, superType); + if (this.superType != null) + this.superType.setParentNode(null); + this.superType = superType; + setAsParentNodeOf(superType); + return this; + } + + /** + * Sets the supertype + * + * @param superType the super, can be null + * @return this, the WildcardType + * @deprecated use setSuperType instead + */ + @Deprecated + public WildcardType setSuperTypes(final ReferenceType superType) { + return setSuperType(superType); + } + + @Override + public WildcardType setAnnotations(NodeList<AnnotationExpr> annotations) { + return (WildcardType) super.setAnnotations(annotations); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") + public boolean remove(Node node) { + if (node == null) + return false; + if (extendedType != null) { + if (node == extendedType) { + removeExtendedType(); + return true; + } + } + if (superType != null) { + if (node == superType) { + removeSuperType(); + return true; + } + } + return super.remove(node); + } + + @Override + public String asString() { + StringBuilder str = new StringBuilder("?"); + getExtendedType().ifPresent(t -> str.append(" extends ").append(t.asString())); + getSuperType().ifPresent(t -> str.append(" super ").append(t.asString())); + return str.toString(); + } + + @Deprecated + public WildcardType removeExtendedTypes() { + return removeExtendedType(); + } + + @Deprecated + public WildcardType removeSuperTypes() { + return removeSuperType(); + } + + @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") + public WildcardType removeExtendedType() { + return setExtendedType((ReferenceType) null); + } + + @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") + public WildcardType removeSuperType() { + return setSuperType((ReferenceType) null); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.CloneGenerator") + public WildcardType clone() { + return (WildcardType) accept(new CloneVisitor(), null); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") + public WildcardTypeMetaModel getMetaModel() { + return JavaParserMetaModel.wildcardTypeMetaModel; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator") + public boolean replace(Node node, Node replacementNode) { + if (node == null) + return false; + if (extendedType != null) { + if (node == extendedType) { + setExtendedType((ReferenceType) replacementNode); + return true; + } + } + if (superType != null) { + if (node == superType) { + setSuperType((ReferenceType) replacementNode); + return true; + } + } + return super.replace(node, replacementNode); + } + + /** + * This constructor is used by the parser and is considered private. + */ + @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") + public WildcardType(TokenRange tokenRange, ReferenceType extendedType, ReferenceType superType) { + super(tokenRange); + setExtendedType(extendedType); + setSuperType(superType); + customInitialization(); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public boolean isWildcardType() { + return true; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public WildcardType asWildcardType() { + return this; + } + + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public void ifWildcardType(Consumer<WildcardType> action) { + action.accept(this); + } + + @Override + public ResolvedWildcard resolve() { + return getSymbolResolver().toResolvedType(this, ResolvedWildcard.class); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public Optional<WildcardType> toWildcardType() { + return Optional.of(this); + } +} |