net.sf.jasperreports.engine.base.JRBaseComponentElement Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2013 Jaspersoft Corporation. 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.base;
import net.sf.jasperreports.engine.DefaultJasperReportsContext;
import net.sf.jasperreports.engine.JRComponentElement;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRExpressionCollector;
import net.sf.jasperreports.engine.JRVisitable;
import net.sf.jasperreports.engine.JRVisitor;
import net.sf.jasperreports.engine.component.Component;
import net.sf.jasperreports.engine.component.ComponentKey;
import net.sf.jasperreports.engine.component.ComponentManager;
import net.sf.jasperreports.engine.component.ComponentsEnvironment;
/**
* A read-only {@link JRComponentElement} implementation which is included
* in compiled reports.
*
* @author Lucian Chirita ([email protected])
* @version $Id: JRBaseComponentElement.java 5878 2013-01-07 20:23:13Z teodord $
*/
public class JRBaseComponentElement extends JRBaseElement implements
JRComponentElement
{
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
private ComponentKey componentKey;
private Component component;
public JRBaseComponentElement(JRComponentElement element, JRBaseObjectFactory factory)
{
super(element, factory);
componentKey = element.getComponentKey();
ComponentManager manager = ComponentsEnvironment.getInstance(DefaultJasperReportsContext.getInstance()).getManager(componentKey);
component = manager.getComponentCompiler(DefaultJasperReportsContext.getInstance()).toCompiledComponent(
element.getComponent(), factory);
}
public Component getComponent()
{
return component;
}
public ComponentKey getComponentKey()
{
return componentKey;
}
public void collectExpressions(JRExpressionCollector collector)
{
ComponentManager manager = ComponentsEnvironment.getInstance(DefaultJasperReportsContext.getInstance()).getManager(componentKey);
manager.getComponentCompiler(DefaultJasperReportsContext.getInstance()).collectExpressions(component, collector);
}
public void visit(JRVisitor visitor)
{
visitor.visitComponentElement(this);
if (component instanceof JRVisitable)
{
((JRVisitable) component).visit(visitor);
}
}
}