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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;
import com.github.javaparser.Range;
import com.github.javaparser.ast.expr.AnnotationExpr;
import com.github.javaparser.ast.expr.NameExpr;
import com.github.javaparser.ast.nodeTypes.NodeWithAnnotations;
import com.github.javaparser.utils.Utils;
import com.github.javaparser.ast.visitor.GenericVisitor;
import com.github.javaparser.ast.visitor.VoidVisitor;
import java.util.List;
/**
* <p>
* This class represents the package declaration. The package declaration is
* optional for the {@link CompilationUnit}.
* </p>
* The PackageDeclaration is constructed following the syntax:<br>
* <pre>
* {@code
* PackageDeclaration ::= ( }{@link AnnotationExpr}{@code )* "package" }{@link NameExpr}{@code ) ";"
* }
* </pre>
* @author Julio Vilmar Gesser
*/
public final class PackageDeclaration extends Node implements NodeWithAnnotations<PackageDeclaration> {
private List<AnnotationExpr> annotations;
private NameExpr name;
public PackageDeclaration() {
}
public PackageDeclaration(NameExpr name) {
setName(name);
}
public PackageDeclaration(List<AnnotationExpr> annotations, NameExpr name) {
setAnnotations(annotations);
setName(name);
}
public PackageDeclaration(Range range, List<AnnotationExpr> annotations, NameExpr name) {
super(range);
setAnnotations(annotations);
setName(name);
}
@Override
public <R, A> R accept(GenericVisitor<R, A> v, A arg) {
return v.visit(this, arg);
}
@Override
public <A> void accept(VoidVisitor<A> v, A arg) {
v.visit(this, arg);
}
/**
* Retrieves the list of annotations declared before the package
* declaration. Return <code>null</code> if there are no annotations.
*
* @return list of annotations or <code>null</code>
*/
public List<AnnotationExpr> getAnnotations() {
annotations = Utils.ensureNotNull(annotations);
return annotations;
}
/**
* Return the name expression of the package.
*
* @return the name of the package
*/
public NameExpr getName() {
return name;
}
/**
* Get full package name.
*/
public String getPackageName() {
return name.toString();
}
/**
* @param annotations
* the annotations to set
*/
public PackageDeclaration setAnnotations(List<AnnotationExpr> annotations) {
this.annotations = annotations;
setAsParentNodeOf(this.annotations);
return this;
}
/**
* Sets the name of this package declaration.
*
* @param name
* the name to set
*/
public PackageDeclaration setName(NameExpr name) {
this.name = name;
setAsParentNodeOf(this.name);
return this;
}
}
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