net.sf.jasperreports.engine.fill

Class AbstractThreadSubreportRunner

java.lang.Object

net.sf.jasperreports.engine.fill.JRSubreportRunnable

net.sf.jasperreports.engine.fill.AbstractThreadSubreportRunner

All Implemented Interfaces:

Runnable, JRSubreportRunner

Direct Known Subclasses:

JRThreadSubreportRunner, ThreadExecutorSubreportRunner

public abstract class AbstractThreadSubreportRunner
extends JRSubreportRunnable
implements JRSubreportRunner

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
static String	EXCEPTION_MESSAGE_KEY_THREAD_REPORT_RUNNER_WAIT_ERROR
static String	EXCEPTION_MESSAGE_KEY_THREAD_SUBREPORT_RUNNER_WAIT_ERROR
protected JRBaseFiller	subreportFiller

Constructor Summary

Constructors

Constructor and Description
AbstractThreadSubreportRunner(JRFillSubreport fillSubreport, JRBaseFiller subreportFiller)

Method Summary

Methods

Modifier and Type	Method and Description
void	cancel() Cancels the current fill process.
protected abstract void	doStart()
JRSubreportRunResult	resume() Resumes the filling of a subreport.
void	run()
JRSubreportRunResult	start() Starts to fill the subreport.
void	suspend() Suspends the current fill.
protected JRSubreportRunResult	waitResult()

Methods inherited from class net.sf.jasperreports.engine.fill.JRSubreportRunnable

isRunning, runResult

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.sf.jasperreports.engine.fill.JRSubreportRunner

isFilling, reset

Field Detail

EXCEPTION_MESSAGE_KEY_THREAD_REPORT_RUNNER_WAIT_ERROR

public static final String EXCEPTION_MESSAGE_KEY_THREAD_REPORT_RUNNER_WAIT_ERROR

See Also:

Constant Field Values

EXCEPTION_MESSAGE_KEY_THREAD_SUBREPORT_RUNNER_WAIT_ERROR

public static final String EXCEPTION_MESSAGE_KEY_THREAD_SUBREPORT_RUNNER_WAIT_ERROR

See Also:

Constant Field Values

subreportFiller

protected final JRBaseFiller subreportFiller

Constructor Detail

AbstractThreadSubreportRunner

public AbstractThreadSubreportRunner(JRFillSubreport fillSubreport,
                             JRBaseFiller subreportFiller)

Method Detail

start

public JRSubreportRunResult start()

Description copied from interface: JRSubreportRunner

Starts to fill the subreport.

This method is always called by a thread owning the lock on the subreport filler.

Specified by:

start in interface JRSubreportRunner

Returns:

the result of the fill process

doStart

protected abstract void doStart()

resume

public JRSubreportRunResult resume()

Description copied from interface: JRSubreportRunner

Resumes the filling of a subreport.

This method is called after the fill has been suspended by suspend and the subreport should continue on the new page.

This method is always called by a thread owning the lock on the subreport filler.

Specified by:

resume in interface JRSubreportRunner

Returns:

the result of the fill process

waitResult

protected JRSubreportRunResult waitResult()

cancel

public void cancel()
            throws JRException

Description copied from interface: JRSubreportRunner

Cancels the current fill process.

This method is called when a subreport is placed on a non splitting band and needs to rewind.

This method is always called by a thread owning the lock on the subreport filler.

Specified by:

cancel in interface JRSubreportRunner

Throws:

JRException

suspend

public void suspend()
             throws JRException

Description copied from interface: JRSubreportRunner

Suspends the current fill.

This method is called when the subreport reaches the end of a page and needs to wait for the master to create a new page.

This method is always called by a thread owning the lock on the subreport filler.

Specified by:

suspend in interface JRSubreportRunner

Throws:

JRException

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class JRSubreportRunnable