From: James Procter Date: Sat, 21 Oct 2023 12:25:36 +0000 (+0100) Subject: JAL-1332 JAL-4298 JAL-3772 rejig the quit handler so we have a JVM-exit safe way... X-Git-Tag: Release_2_11_4_0~132^2~1 X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=1e75445b3e45bb22baebbcd215137df1c1aef34f;p=jalview.git JAL-1332 JAL-4298 JAL-3772 rejig the quit handler so we have a JVM-exit safe way of closing Jalview and all its merry console threads for test suite and when used as plugin --- diff --git a/src/jalview/gui/Desktop.java b/src/jalview/gui/Desktop.java index 1cedf3b..35afb69 100644 --- a/src/jalview/gui/Desktop.java +++ b/src/jalview/gui/Desktop.java @@ -1477,62 +1477,73 @@ public class Desktop extends jalview.jbgui.GDesktop desktopQuit(true, false); } - public QuitHandler.QResponse desktopQuit(boolean ui, boolean disposeFlag) - { - final Runnable doDesktopQuit = () -> { - Dimension screen = Toolkit.getDefaultToolkit().getScreenSize(); - Cache.setProperty("SCREENGEOMETRY_WIDTH", screen.width + ""); - Cache.setProperty("SCREENGEOMETRY_HEIGHT", screen.height + ""); - storeLastKnownDimensions("", new Rectangle(getBounds().x, - getBounds().y, getWidth(), getHeight())); + /** + * close everything, stash window geometries, and shut down all associated threads/workers + * @param dispose - sets the dispose on close flag - JVM may terminate when set + * @param terminateJvm - quit with prejudice - stops the JVM. + */ + public void quitTheDesktop(boolean dispose, boolean terminateJvm) { + Dimension screen = Toolkit.getDefaultToolkit().getScreenSize(); + Cache.setProperty("SCREENGEOMETRY_WIDTH", screen.width + ""); + Cache.setProperty("SCREENGEOMETRY_HEIGHT", screen.height + ""); + storeLastKnownDimensions("", new Rectangle(getBounds().x, + getBounds().y, getWidth(), getHeight())); - if (jconsole != null) - { - storeLastKnownDimensions("JAVA_CONSOLE_", jconsole.getBounds()); - jconsole.stopConsole(); - } + if (jconsole != null) + { + storeLastKnownDimensions("JAVA_CONSOLE_", jconsole.getBounds()); + jconsole.stopConsole(); + } - if (jvnews != null) - { - storeLastKnownDimensions("JALVIEW_RSS_WINDOW_", jvnews.getBounds()); - } + if (jvnews != null) + { + storeLastKnownDimensions("JALVIEW_RSS_WINDOW_", jvnews.getBounds()); + } - // Frames should all close automatically. Keeping external - // viewers open should already be decided by user. - closeAll_actionPerformed(null); + // Frames should all close automatically. Keeping external + // viewers open should already be decided by user. + closeAll_actionPerformed(null); - // check for aborted quit - if (QuitHandler.quitCancelled()) - { - jalview.bin.Console.debug("Desktop aborting quit"); - return; - } + if (dialogExecutor != null) + { + dialogExecutor.shutdownNow(); + } - if (dialogExecutor != null) - { - dialogExecutor.shutdownNow(); - } + if (groovyConsole != null) + { + // suppress a possible repeat prompt to save script + groovyConsole.setDirty(false); + groovyConsole.exit(); + } - if (groovyConsole != null) - { - // suppress a possible repeat prompt to save script - groovyConsole.setDirty(false); - groovyConsole.exit(); - } + if (terminateJvm) + { + // note that shutdown hook will not be run + jalview.bin.Console.debug("Force Quit selected by user"); + Runtime.getRuntime().halt(0); + } - if (QuitHandler.gotQuitResponse() == QResponse.FORCE_QUIT) - { - // note that shutdown hook will not be run - jalview.bin.Console.debug("Force Quit selected by user"); - Runtime.getRuntime().halt(0); - } + jalview.bin.Console.debug("Quit selected by user"); + if (dispose) + { + instance.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); + // instance.dispose(); + } + } + public QuitHandler.QResponse desktopQuit(boolean ui, boolean disposeFlag) + { + final Runnable doDesktopQuit = () -> { - jalview.bin.Console.debug("Quit selected by user"); - if (disposeFlag) + // FIRST !! check for aborted quit + if (QuitHandler.quitCancelled()) { - instance.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); - // instance.dispose(); + jalview.bin.Console.debug("Quit was cancelled - Desktop aborting quit"); + return; } + + // Proceed with quitting + quitTheDesktop(disposeFlag, QuitHandler.gotQuitResponse() == QResponse.FORCE_QUIT); + // and exit the JVM instance.quit(); }; @@ -1541,7 +1552,14 @@ public class Desktop extends jalview.jbgui.GDesktop } /** - * Don't call this directly, use desktopQuit() above. Exits the program. + * Exits the program and the JVM. + * + * Don't call this directly + * + * - use desktopQuit() above to tidy up first. + * + * - use closeDesktop() to shutdown Jalview without shutting down the JVM + * */ @Override public void quit() @@ -3700,32 +3718,34 @@ public class Desktop extends jalview.jbgui.GDesktop } /** - * closes the current instance window, disposes and forgets about it. + * closes the current instance window, but leaves the JVM running. + * Bypasses any shutdown prompts, but does not set window dispose on close in case JVM terminates. */ public static void closeDesktop() { if (Desktop.instance != null) { - Desktop.instance.closeAll_actionPerformed(null); - Desktop.instance.setVisible(false); Desktop us = Desktop.instance; - Desktop.instance = null; + Desktop.instance.quitTheDesktop(false, false); // call dispose in a separate thread - try to avoid indirect deadlocks - new Thread(new Runnable() + if (us != null) { - @Override - public void run() + new Thread(new Runnable() { - ExecutorService dex = us.dialogExecutor; - if (dex != null) + @Override + public void run() { - dex.shutdownNow(); - us.dialogExecutor = null; - us.block.drainPermits(); + ExecutorService dex = us.dialogExecutor; + if (dex != null) + { + dex.shutdownNow(); + us.dialogExecutor = null; + us.block.drainPermits(); + } + us.dispose(); } - us.dispose(); - } - }).start(); + }).start(); + } } }