diff options
Diffstat (limited to 'javaparser-core/src/main/java/com/github/javaparser/ast/expr/VariableDeclarationExpr.java')
-rw-r--r-- | javaparser-core/src/main/java/com/github/javaparser/ast/expr/VariableDeclarationExpr.java | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/expr/VariableDeclarationExpr.java b/javaparser-core/src/main/java/com/github/javaparser/ast/expr/VariableDeclarationExpr.java new file mode 100644 index 000000000..8745ce72b --- /dev/null +++ b/javaparser-core/src/main/java/com/github/javaparser/ast/expr/VariableDeclarationExpr.java @@ -0,0 +1,261 @@ +/* + * Copyright (C) 2007-2010 JĂșlio 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.expr; + +import com.github.javaparser.ast.AllFieldsConstructor; +import com.github.javaparser.ast.Modifier; +import com.github.javaparser.ast.Node; +import com.github.javaparser.ast.NodeList; +import com.github.javaparser.ast.body.VariableDeclarator; +import com.github.javaparser.ast.nodeTypes.NodeWithAnnotations; +import com.github.javaparser.ast.nodeTypes.NodeWithVariables; +import com.github.javaparser.ast.nodeTypes.modifiers.NodeWithFinalModifier; +import com.github.javaparser.ast.observer.ObservableProperty; +import com.github.javaparser.ast.type.Type; +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.NonEmptyProperty; +import com.github.javaparser.metamodel.VariableDeclarationExprMetaModel; +import java.util.Arrays; +import java.util.EnumSet; +import java.util.List; +import java.util.stream.Collectors; +import static com.github.javaparser.ast.NodeList.nodeList; +import static com.github.javaparser.utils.Utils.assertNotNull; +import javax.annotation.Generated; +import com.github.javaparser.TokenRange; +import java.util.function.Consumer; +import java.util.Optional; + +/** + * A declaration of variables. + * It is an expression, so it can be put in places like the initializer of a for loop, + * or the resources part of the try statement. + * <br/><code>final int x=3, y=55</code> + * + * <br/>All annotations preceding the type will be set on this object, not on the type. + * JavaParser doesn't know if it they are applicable to the method or the type. + * + * @author Julio Vilmar Gesser + */ +public final class VariableDeclarationExpr extends Expression implements NodeWithFinalModifier<VariableDeclarationExpr>, NodeWithAnnotations<VariableDeclarationExpr>, NodeWithVariables<VariableDeclarationExpr> { + + private EnumSet<Modifier> modifiers; + + private NodeList<AnnotationExpr> annotations; + + @NonEmptyProperty + private NodeList<VariableDeclarator> variables; + + public VariableDeclarationExpr() { + this(null, EnumSet.noneOf(Modifier.class), new NodeList<>(), new NodeList<>()); + } + + public VariableDeclarationExpr(final Type type, String variableName) { + this(null, EnumSet.noneOf(Modifier.class), new NodeList<>(), nodeList(new VariableDeclarator(type, variableName))); + } + + public VariableDeclarationExpr(VariableDeclarator var) { + this(null, EnumSet.noneOf(Modifier.class), new NodeList<>(), nodeList(var)); + } + + public VariableDeclarationExpr(final Type type, String variableName, Modifier... modifiers) { + this(null, Arrays.stream(modifiers).collect(Collectors.toCollection(() -> EnumSet.noneOf(Modifier.class))), new NodeList<>(), nodeList(new VariableDeclarator(type, variableName))); + } + + public VariableDeclarationExpr(VariableDeclarator var, Modifier... modifiers) { + this(null, Arrays.stream(modifiers).collect(Collectors.toCollection(() -> EnumSet.noneOf(Modifier.class))), new NodeList<>(), nodeList(var)); + } + + public VariableDeclarationExpr(final NodeList<VariableDeclarator> variables) { + this(null, EnumSet.noneOf(Modifier.class), new NodeList<>(), variables); + } + + public VariableDeclarationExpr(final EnumSet<Modifier> modifiers, final NodeList<VariableDeclarator> variables) { + this(null, modifiers, new NodeList<>(), variables); + } + + @AllFieldsConstructor + public VariableDeclarationExpr(final EnumSet<Modifier> modifiers, final NodeList<AnnotationExpr> annotations, final NodeList<VariableDeclarator> variables) { + this(null, modifiers, annotations, variables); + } + + /** + * This constructor is used by the parser and is considered private. + */ + @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") + public VariableDeclarationExpr(TokenRange tokenRange, EnumSet<Modifier> modifiers, NodeList<AnnotationExpr> annotations, NodeList<VariableDeclarator> variables) { + super(tokenRange); + setModifiers(modifiers); + setAnnotations(annotations); + setVariables(variables); + 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 NodeList<AnnotationExpr> getAnnotations() { + return annotations; + } + + /** + * Return the modifiers of this variable declaration. + * + * @return modifiers + * @see Modifier + */ + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public EnumSet<Modifier> getModifiers() { + return modifiers; + } + + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public NodeList<VariableDeclarator> getVariables() { + return variables; + } + + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public VariableDeclarationExpr setAnnotations(final NodeList<AnnotationExpr> annotations) { + assertNotNull(annotations); + if (annotations == this.annotations) { + return (VariableDeclarationExpr) this; + } + notifyPropertyChange(ObservableProperty.ANNOTATIONS, this.annotations, annotations); + if (this.annotations != null) + this.annotations.setParentNode(null); + this.annotations = annotations; + setAsParentNodeOf(annotations); + return this; + } + + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public VariableDeclarationExpr setModifiers(final EnumSet<Modifier> modifiers) { + assertNotNull(modifiers); + if (modifiers == this.modifiers) { + return (VariableDeclarationExpr) this; + } + notifyPropertyChange(ObservableProperty.MODIFIERS, this.modifiers, modifiers); + this.modifiers = modifiers; + return this; + } + + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public VariableDeclarationExpr setVariables(final NodeList<VariableDeclarator> variables) { + assertNotNull(variables); + if (variables == this.variables) { + return (VariableDeclarationExpr) this; + } + notifyPropertyChange(ObservableProperty.VARIABLES, this.variables, variables); + if (this.variables != null) + this.variables.setParentNode(null); + this.variables = variables; + setAsParentNodeOf(variables); + return this; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") + public boolean remove(Node node) { + if (node == null) + return false; + for (int i = 0; i < annotations.size(); i++) { + if (annotations.get(i) == node) { + annotations.remove(i); + return true; + } + } + for (int i = 0; i < variables.size(); i++) { + if (variables.get(i) == node) { + variables.remove(i); + return true; + } + } + return super.remove(node); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.CloneGenerator") + public VariableDeclarationExpr clone() { + return (VariableDeclarationExpr) accept(new CloneVisitor(), null); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") + public VariableDeclarationExprMetaModel getMetaModel() { + return JavaParserMetaModel.variableDeclarationExprMetaModel; + } + + @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 < annotations.size(); i++) { + if (annotations.get(i) == node) { + annotations.set(i, (AnnotationExpr) replacementNode); + return true; + } + } + for (int i = 0; i < variables.size(); i++) { + if (variables.get(i) == node) { + variables.set(i, (VariableDeclarator) replacementNode); + return true; + } + } + return super.replace(node, replacementNode); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public boolean isVariableDeclarationExpr() { + return true; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public VariableDeclarationExpr asVariableDeclarationExpr() { + return this; + } + + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public void ifVariableDeclarationExpr(Consumer<VariableDeclarationExpr> action) { + action.accept(this); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public Optional<VariableDeclarationExpr> toVariableDeclarationExpr() { + return Optional.of(this); + } +} |