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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.Range;
import com.github.javaparser.ast.AllFieldsConstructor;
import com.github.javaparser.ast.expr.SimpleName;
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.BreakStmtMetaModel;
import com.github.javaparser.metamodel.JavaParserMetaModel;
/**
* A usage of the break keyword.
* <br/>In <code>break abc;</code> the label is abc.
*
* @author Julio Vilmar Gesser
*/
public final class BreakStmt extends Statement {
private SimpleName label;
public BreakStmt() {
this(null, new SimpleName());
}
public BreakStmt(final String label) {
this(null, new SimpleName(label));
}
@AllFieldsConstructor
public BreakStmt(final SimpleName label) {
this(null, label);
}
public BreakStmt(final Range range, final SimpleName label) {
super(range);
this.label = label;
}
@Override
public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) {
return v.visit(this, arg);
}
@Override
public <A> void accept(final VoidVisitor<A> v, final A arg) {
v.visit(this, arg);
}
public Optional<SimpleName> getLabel() {
return Optional.ofNullable(label);
}
/**
* Sets the label
*
* @param label the label, can be null
* @return this, the BreakStmt
*/
public BreakStmt setLabel(final SimpleName label) {
notifyPropertyChange(ObservableProperty.LABEL, this.label, label);
if (this.label != null)
this.label.setParentNode(null);
this.label = label;
setAsParentNodeOf(label);
return this;
}
@Override
public boolean remove(Node node) {
if (node == null)
return false;
if (label != null) {
if (node == label) {
removeLabel();
return true;
}
}
return super.remove(node);
}
public BreakStmt removeLabel() {
return setLabel((SimpleName) null);
}
@Override
public BreakStmt clone() {
return (BreakStmt) accept(new CloneVisitor(), null);
}
@Override
public BreakStmtMetaModel getMetaModel() {
return JavaParserMetaModel.breakStmtMetaModel;
}
}
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