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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.comments;
import com.github.javaparser.Range;
import com.github.javaparser.ast.Node;
import com.github.javaparser.ast.observing.ObservableProperty;
import java.util.Optional;
/**
* Abstract class for all AST nodes that represent comments.
*
* @see BlockComment
* @see LineComment
* @see JavadocComment
* @author Julio Vilmar Gesser
*/
public abstract class Comment extends Node {
private String content;
private Node commentedNode;
public Comment(Range range, String content) {
super(range);
this.content = content;
}
/**
* Return the text of the comment.
*
* @return text of the comment
*/
public final String getContent() {
return content;
}
/**
* Sets the text of the comment.
*
* @param content
* the text of the comment to set
*/
public Comment setContent(String content) {
notifyPropertyChange(ObservableProperty.CONTENT, this.content, content);
this.content = content;
return this;
}
public boolean isLineComment()
{
return false;
}
public LineComment asLineComment() {
if (isLineComment()) {
return (LineComment) this;
} else {
throw new UnsupportedOperationException("Not a line comment");
}
}
public Optional<Node> getCommentedNode()
{
return Optional.ofNullable(this.commentedNode);
}
/**
* Sets the commentedNode
*
* @param commentedNode the commentedNode, can be null
* @return this, the Comment
*/
public Comment setCommentedNode(Node commentedNode)
{
notifyPropertyChange(ObservableProperty.COMMENTED_NODE, this.commentedNode, commentedNode);
if (commentedNode == null) {
this.commentedNode = null;
return this;
}
if (commentedNode == this) {
throw new IllegalArgumentException();
}
if (commentedNode instanceof Comment) {
throw new IllegalArgumentException();
}
this.commentedNode = commentedNode;
return this;
}
public boolean isOrphan()
{
return this.commentedNode == null;
}
}
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