net.sf.jasperreports.engine.fill.JRSubreportRunnable 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.fill;
/**
* Abstract base for {@link java.lang.Runnable Runnable}-based
* {@link net.sf.jasperreports.engine.fill.JRSubreportRunner JRSubreportRunner}
* implementations.
*
* @author Lucian Chirita ([email protected])
*/
public abstract class JRSubreportRunnable implements Runnable
{
private final JRFillSubreport fillSubreport;
private Throwable error;
private boolean running;
protected JRSubreportRunnable(JRFillSubreport fillSubreport)
{
this.fillSubreport = fillSubreport;
}
protected JRSubreportRunResult runResult()
{
return new JRSubreportRunResult(!running, error);
}
public void run()
{
running = true;
error = null;
try
{
fillSubreport.fillSubreport();
}
catch (JRFillInterruptedException e)
{
//If the subreport filler was interrupted, we should remain silent
}
// we have to catch Throwable, because it is difficult to say what would happen with the master
// filler thread in case we don't
catch (Throwable t) //NOPMD
{
error = t;
}
running = false;
}
protected boolean isRunning()
{
return running;
}
}