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/*
* 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.stmt;
import com.github.javaparser.ast.AllFieldsConstructor;
import com.github.javaparser.ast.expr.BooleanLiteralExpr;
import com.github.javaparser.ast.expr.Expression;
import com.github.javaparser.ast.nodeTypes.NodeWithBody;
import com.github.javaparser.ast.nodeTypes.NodeWithCondition;
import com.github.javaparser.ast.observer.ObservableProperty;
import com.github.javaparser.ast.visitor.GenericVisitor;
import com.github.javaparser.ast.visitor.VoidVisitor;
import static com.github.javaparser.utils.Utils.assertNotNull;
import com.github.javaparser.ast.Node;
import com.github.javaparser.ast.visitor.CloneVisitor;
import com.github.javaparser.metamodel.WhileStmtMetaModel;
import com.github.javaparser.metamodel.JavaParserMetaModel;
import javax.annotation.Generated;
import com.github.javaparser.TokenRange;
import java.util.function.Consumer;
import java.util.Optional;
/**
* A while statement.
* <br/><code>while(true) { ... }</code>
*
* @author Julio Vilmar Gesser
*/
public final class WhileStmt extends Statement implements NodeWithBody<WhileStmt>, NodeWithCondition<WhileStmt> {
private Expression condition;
private Statement body;
public WhileStmt() {
this(null, new BooleanLiteralExpr(), new ReturnStmt());
}
@AllFieldsConstructor
public WhileStmt(final Expression condition, final Statement body) {
this(null, condition, body);
}
/**
* This constructor is used by the parser and is considered private.
*/
@Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
public WhileStmt(TokenRange tokenRange, Expression condition, Statement body) {
super(tokenRange);
setCondition(condition);
setBody(body);
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 Statement getBody() {
return body;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public Expression getCondition() {
return condition;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public WhileStmt setBody(final Statement body) {
assertNotNull(body);
if (body == this.body) {
return (WhileStmt) this;
}
notifyPropertyChange(ObservableProperty.BODY, this.body, body);
if (this.body != null)
this.body.setParentNode(null);
this.body = body;
setAsParentNodeOf(body);
return this;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public WhileStmt setCondition(final Expression condition) {
assertNotNull(condition);
if (condition == this.condition) {
return (WhileStmt) this;
}
notifyPropertyChange(ObservableProperty.CONDITION, this.condition, condition);
if (this.condition != null)
this.condition.setParentNode(null);
this.condition = condition;
setAsParentNodeOf(condition);
return this;
}
@Override
@Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
public boolean remove(Node node) {
if (node == null)
return false;
return super.remove(node);
}
@Override
@Generated("com.github.javaparser.generator.core.node.CloneGenerator")
public WhileStmt clone() {
return (WhileStmt) accept(new CloneVisitor(), null);
}
@Override
@Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")
public WhileStmtMetaModel getMetaModel() {
return JavaParserMetaModel.whileStmtMetaModel;
}
@Override
@Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
public boolean replace(Node node, Node replacementNode) {
if (node == null)
return false;
if (node == body) {
setBody((Statement) replacementNode);
return true;
}
if (node == condition) {
setCondition((Expression) replacementNode);
return true;
}
return super.replace(node, replacementNode);
}
@Override
@Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
public boolean isWhileStmt() {
return true;
}
@Override
@Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
public WhileStmt asWhileStmt() {
return this;
}
@Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
public void ifWhileStmt(Consumer<WhileStmt> action) {
action.accept(this);
}
@Override
@Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")
public Optional<WhileStmt> toWhileStmt() {
return Optional.of(this);
}
}
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