net.sf.jasperreports.engine.util.DeepPrintElementVisitor Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2014 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of 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.
*
* JasperReports 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see .
*/
package net.sf.jasperreports.engine.util;
import java.util.List;
import net.sf.jasperreports.engine.JRGenericPrintElement;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.JRPrintEllipse;
import net.sf.jasperreports.engine.JRPrintFrame;
import net.sf.jasperreports.engine.JRPrintImage;
import net.sf.jasperreports.engine.JRPrintLine;
import net.sf.jasperreports.engine.JRPrintRectangle;
import net.sf.jasperreports.engine.JRPrintText;
import net.sf.jasperreports.engine.PrintElementVisitor;
/**
* Print element visitor decorator that recursively visits {@link JRPrintFrame}
* subelements.
*
* @author Lucian Chirita ([email protected])
*/
public class DeepPrintElementVisitor implements PrintElementVisitor
{
private final PrintElementVisitor visitor;
/**
* Creates a deep visitor by wrapping a visitor to which the calls will be
* delegated.
*
* @param visitor
*/
public DeepPrintElementVisitor(PrintElementVisitor visitor)
{
this.visitor = visitor;
}
@Override
public void visit(JRPrintText textElement, T arg)
{
visitor.visit(textElement, arg);
}
@Override
public void visit(JRPrintImage image, T arg)
{
visitor.visit(image, arg);
}
@Override
public void visit(JRPrintRectangle rectangle, T arg)
{
visitor.visit(rectangle, arg);
}
@Override
public void visit(JRPrintLine line, T arg)
{
visitor.visit(line, arg);
}
@Override
public void visit(JRPrintEllipse ellipse, T arg)
{
visitor.visit(ellipse, arg);
}
@Override
public void visit(JRPrintFrame frame, T arg)
{
visitor.visit(frame, arg);
List elements = frame.getElements();
if (elements != null)
{
for (JRPrintElement element : elements)
{
element.accept(this, arg);
}
}
}
@Override
public void visit(JRGenericPrintElement printElement, T arg)
{
visitor.visit(printElement, arg);
}
}