Home | History | Annotate | Download | only in stmt 
      1 /*
      2  * Copyright (C) 2007-2010 Jlio Vilmar Gesser.
      3  * Copyright (C) 2011, 2013-2016 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.stmt;
     22 
     23 import com.github.javaparser.TokenRange;
     24 import com.github.javaparser.ast.AllFieldsConstructor;
     25 import com.github.javaparser.ast.Node;
     26 import com.github.javaparser.ast.visitor.CloneVisitor;
     27 import com.github.javaparser.ast.visitor.GenericVisitor;
     28 import com.github.javaparser.ast.visitor.VoidVisitor;
     29 import com.github.javaparser.metamodel.EmptyStmtMetaModel;
     30 import com.github.javaparser.metamodel.JavaParserMetaModel;
     31 import javax.annotation.Generated;
     32 import java.util.function.Consumer;
     33 import java.util.Optional;
     34 
     35 /**
     36  * An empty statement is a ";" where a statement is expected.
     37  * @author Julio Vilmar Gesser
     38  */
     39 public final class EmptyStmt extends Statement {
     40 
     41     @AllFieldsConstructor
     42     public EmptyStmt() {
     43         this(null);
     44     }
     45 
     46     /**
     47      * This constructor is used by the parser and is considered private.
     48      */
     49     @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
     50     public EmptyStmt(TokenRange tokenRange) {
     51         super(tokenRange);
     52         customInitialization();
     53     }
     54 
     55     @Override
     56     @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
     57     public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) {
     58         return v.visit(this, arg);
     59     }
     60 
     61     @Override
     62     @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
     63     public <A> void accept(final VoidVisitor<A> v, final A arg) {
     64         v.visit(this, arg);
     65     }
     66 
     67     @Override
     68     @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
     69     public boolean remove(Node node) {
     70         if (node == null)
     71             return false;
     72         return super.remove(node);
     73     }
     74 
     75     @Override
     76     @Generated("com.github.javaparser.generator.core.node.CloneGenerator")
     77     public EmptyStmt clone() {
     78         return (EmptyStmt) accept(new CloneVisitor(), null);
     79     }
     80 
     81     @Override
     82     @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")
     83     public EmptyStmtMetaModel getMetaModel() {
     84         return JavaParserMetaModel.emptyStmtMetaModel;
     85     }
     86 
     87     @Override
     88     @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
     89     public boolean replace(Node node, Node replacementNode) {
     90         if (node == null)
     91             return false;
     92         return super.replace(node, replacementNode);
     93     }
     94 
     95     @Override
     96     @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
     97     public boolean isEmptyStmt() {
     98         return true;
     99     }
    100 
    101     @Override
    102     @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    103     public EmptyStmt asEmptyStmt() {
    104         return this;
    105     }
    106 
    107     @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    108     public void ifEmptyStmt(Consumer<EmptyStmt> action) {
    109         action.accept(this);
    110     }
    111 
    112     @Override
    113     @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
    114     public Optional<EmptyStmt> toEmptyStmt() {
    115         return Optional.of(this);
    116     }
    117 }
    118