diff options
Diffstat (limited to 'javaparser-core/src/main/java/com/github/javaparser/ast/stmt/ReturnStmt.java')
-rw-r--r-- | javaparser-core/src/main/java/com/github/javaparser/ast/stmt/ReturnStmt.java | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/javaparser-core/src/main/java/com/github/javaparser/ast/stmt/ReturnStmt.java b/javaparser-core/src/main/java/com/github/javaparser/ast/stmt/ReturnStmt.java new file mode 100644 index 000000000..c9bdb4583 --- /dev/null +++ b/javaparser-core/src/main/java/com/github/javaparser/ast/stmt/ReturnStmt.java @@ -0,0 +1,178 @@ +/* + * 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.stmt; + +import com.github.javaparser.ast.AllFieldsConstructor; +import com.github.javaparser.ast.expr.Expression; +import com.github.javaparser.ast.expr.NameExpr; +import com.github.javaparser.ast.observer.ObservableProperty; +import com.github.javaparser.ast.visitor.GenericVisitor; +import com.github.javaparser.ast.visitor.VoidVisitor; +import java.util.Optional; +import com.github.javaparser.ast.Node; +import com.github.javaparser.ast.visitor.CloneVisitor; +import com.github.javaparser.metamodel.OptionalProperty; +import com.github.javaparser.metamodel.ReturnStmtMetaModel; +import com.github.javaparser.metamodel.JavaParserMetaModel; +import javax.annotation.Generated; +import com.github.javaparser.TokenRange; +import java.util.function.Consumer; + +/** + * The return statement, with an optional expression to return. + * <br/><code>return 5 * 5;</code> + * @author Julio Vilmar Gesser + */ +public final class ReturnStmt extends Statement { + + @OptionalProperty + private Expression expression; + + public ReturnStmt() { + this(null, null); + } + + @AllFieldsConstructor + public ReturnStmt(final Expression expression) { + this(null, expression); + } + + /** + * This constructor is used by the parser and is considered private. + */ + @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator") + public ReturnStmt(TokenRange tokenRange, Expression expression) { + super(tokenRange); + setExpression(expression); + customInitialization(); + } + + /** + * Will create a NameExpr with the string param + */ + public ReturnStmt(String expression) { + this(null, new NameExpr(expression)); + } + + @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<Expression> getExpression() { + return Optional.ofNullable(expression); + } + + /** + * Sets the expression + * + * @param expression the expression, can be null + * @return this, the ReturnStmt + */ + @Generated("com.github.javaparser.generator.core.node.PropertyGenerator") + public ReturnStmt setExpression(final Expression expression) { + if (expression == this.expression) { + return (ReturnStmt) this; + } + notifyPropertyChange(ObservableProperty.EXPRESSION, this.expression, expression); + if (this.expression != null) + this.expression.setParentNode(null); + this.expression = expression; + setAsParentNodeOf(expression); + return this; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") + public boolean remove(Node node) { + if (node == null) + return false; + if (expression != null) { + if (node == expression) { + removeExpression(); + return true; + } + } + return super.remove(node); + } + + @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator") + public ReturnStmt removeExpression() { + return setExpression((Expression) null); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.CloneGenerator") + public ReturnStmt clone() { + return (ReturnStmt) accept(new CloneVisitor(), null); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator") + public ReturnStmtMetaModel getMetaModel() { + return JavaParserMetaModel.returnStmtMetaModel; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator") + public boolean replace(Node node, Node replacementNode) { + if (node == null) + return false; + if (expression != null) { + if (node == expression) { + setExpression((Expression) replacementNode); + return true; + } + } + return super.replace(node, replacementNode); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public boolean isReturnStmt() { + return true; + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public ReturnStmt asReturnStmt() { + return this; + } + + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public void ifReturnStmt(Consumer<ReturnStmt> action) { + action.accept(this); + } + + @Override + @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator") + public Optional<ReturnStmt> toReturnStmt() { + return Optional.of(this); + } +} |