/** * Gives the same basic functionality of File.exists but can be used to look for removable media * without showing a system dialog if the media is not present. Workaround pulled from the <A * HREF="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4089199"> bug report</A> on * bugs.sun.com. This bug was fixed in Java 6, and we can remove the workaround when we start * requiring Java 6. */ protected static boolean fileExists(File file) { try { Process process = Runtime.getRuntime().exec(new String[] {"cmd.exe", "/c", "dir", file.getAbsolutePath()}); // We need to consume all available output or the process will block. boolean haveExitCode = false; int exitCode = -1; InputStream out = process.getInputStream(); InputStream err = process.getErrorStream(); while (!haveExitCode) { while (out.read() >= 0) {} while (err.read() >= 0) {} try { exitCode = process.exitValue(); haveExitCode = true; } catch (IllegalThreadStateException e) { // Not yet complete. Thread.sleep(100); } } // int exitCode = process.waitFor(); return exitCode == 0; } catch (IOException e) { System.out.println("Unable to check for file: " + file + " : " + e); return false; } catch (InterruptedException e) { System.out.println("Unable to check for file. Interrupted: " + file + " : " + e); return false; } }
public void sleep() { try { //// release some cpu cycles for the background network thread Thread.sleep(100); } catch (Exception e) { } }
public boolean delay(int time) { try { Thread.sleep(time); } catch (Exception e) { return false; } return true; }
@Override public void run() { while (true) { // TODO Auto-generated method stub // print("start"); if (serial != null) buffer.add(device.parse(serial.input)); try { Thread.sleep(1); } catch (InterruptedException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }
public void run() { while (Thread.currentThread() == thread) { try { Socket socket = server.accept(); Client client = new Client(parent, socket); if (clientValidationMethod != null) { try { clientValidationMethod.invoke(parent, new Object[] {this, client}); } catch (Exception e) { // System.err.println("Disabling serverEvent() for port " + port); e.printStackTrace(); } } if (client.active()) { synchronized (clients) { addClient(client); if (serverEventMethod != null) { try { serverEventMethod.invoke(parent, new Object[] {this, client}); } catch (Exception e) { // System.err.println("Disabling serverEvent() for port " + port); e.printStackTrace(); } } } } } catch (SocketException e) { // thrown when server.close() is called and server is waiting on accept System.err.println("Server SocketException: " + e.getMessage()); thread = null; } catch (IOException e) { // errorMessage("run", e); e.printStackTrace(); thread = null; } try { Thread.sleep(8); } catch (InterruptedException ex) { } } }
/* * the thread's run method */ public void run() { while (Thread.currentThread() == runner) { try { Thread.sleep(5); } catch (InterruptedException e) { } if (play) { // if playing, check if we need to go to next frame if (parent.millis() - lastJumpTime >= delays[currentFrame]) { // we need to jump if (currentFrame == frames.length - 1) { // its the last frame if (loop) { jump(0); // loop is on, so rewind } else if (!ignoreRepeatSetting) { // we're not looping, but we need to respect the // GIF's repeat setting repeatCount++; if (repeatSetting == 0) { // we need to repeat forever jump(0); } else if (repeatCount == repeatSetting) { // stop repeating, we've reached the repeat // setting stop(); } } else { // no loop & ignoring the repeat setting, so just // stop. stop(); } } else { // go to the next frame jump(currentFrame + 1); } } } } }
public boolean launchVirtualMachine(boolean presenting) { String[] vmParams = getMachineParams(); String[] sketchParams = getSketchParams(presenting); int port = 8000 + (int) (Math.random() * 1000); String portStr = String.valueOf(port); // Older (Java 1.5 and earlier) version, go figure // String jdwpArg = "-Xrunjdwp:transport=dt_socket,address=" + portStr + // ",server=y,suspend=y"; // String debugArg = "-Xdebug"; // Newer (Java 1.5+) version that uses JVMTI String jdwpArg = "-agentlib:jdwp=transport=dt_socket,address=" + portStr + ",server=y,suspend=y"; // Everyone works the same under Java 7 (also on OS X) String[] commandArgs = new String[] {Base.getJavaPath(), jdwpArg}; /* String[] commandArgs = null; if (!Base.isMacOS()) { commandArgs = new String[] { Base.getJavaPath(), jdwpArg }; } else { // Decided to just set this to 1.6 only, because otherwise it's gonna // be a shitshow if folks are getting Apple's 1.6 with 32-bit and // Oracle's 1.7 when run in 64-bit mode. ("Why does my sketch suck in // 64-bit? Why is retina broken?) // The --request flag will prompt to install Apple's 1.6 JVM if none is // available. We're specifying 1.6 so that we can get support for both // 32- and 64-bit, because Oracle won't be releasing Java 1.7 in 32-bit. // Helpfully, the --request flag is not present on Mac OS X 10.6 // (luckily it is also not needed, because 1.6 is installed by default) // but it requires an additional workaround to not use that flag, // otherwise will see an error about an unsupported option. The flag is // available with 10.7 and 10.8, the only other supported versions of // OS X at this point, because we require 10.6.8 and higher. That also // means we don't need to check for any other OS versions, the user is // a douchebag and modifies Info.plist to get around the restriction. if (false) { if (System.getProperty("os.version").startsWith("10.6")) { commandArgs = new String[] { "/usr/libexec/java_home", "--version", "1.6", "--exec", "java", "-d" + Base.getNativeBits(), jdwpArg }; } else { // for 10.7, 10.8, etc commandArgs = new String[] { "/usr/libexec/java_home", "--request", // install on-demand "--version", "1.6", "--exec", "java", "-d" + Base.getNativeBits(), // debugArg, jdwpArg }; } } else { // testing jdk-7u40 commandArgs = new String[] { //"/Library/Java/JavaVirtualMachines/jdk1.7.0_40.jdk/Contents/Home/bin/java", Base.getJavaPath(), jdwpArg }; } } */ commandArgs = PApplet.concat(commandArgs, vmParams); commandArgs = PApplet.concat(commandArgs, sketchParams); // PApplet.println(commandArgs); // commandArg.setValue(commandArgs); launchJava(commandArgs); AttachingConnector connector = (AttachingConnector) findConnector("com.sun.jdi.SocketAttach"); // PApplet.println(connector); // gets the defaults Map arguments = connector.defaultArguments(); // Connector.Argument addressArg = // (Connector.Argument)arguments.get("address"); // addressArg.setValue(addr); Connector.Argument portArg = (Connector.Argument) arguments.get("port"); portArg.setValue(portStr); // Connector.Argument timeoutArg = // (Connector.Argument)arguments.get("timeout"); // timeoutArg.setValue("10000"); // PApplet.println(connector); // prints the current // com.sun.tools.jdi.AbstractLauncher al; // com.sun.tools.jdi.RawCommandLineLauncher rcll; // System.out.println(PApplet.javaVersion); // http://java.sun.com/j2se/1.5.0/docs/guide/jpda/conninv.html#sunlaunch try { // boolean available = false; // while (!available) { while (true) { try { vm = connector.attach(arguments); // vm = connector.attach(arguments); if (vm != null) { // generateTrace(); // available = true; return true; } } catch (IOException e) { // System.out.println("waiting"); // e.printStackTrace(); try { Thread.sleep(100); } catch (InterruptedException e1) { e1.printStackTrace(); } } } // } catch (IOException exc) { // throw new Error("Unable to launch target VM: " + exc); } catch (IllegalConnectorArgumentsException exc) { throw new Error("Internal error: " + exc); } }
public boolean launchVirtualMachine(boolean presenting) { String[] vmParams = getMachineParams(); String[] sketchParams = getSketchParams(presenting); // PApplet.printArray(sketchParams); int port = 8000 + (int) (Math.random() * 1000); String portStr = String.valueOf(port); // Older (Java 1.5 and earlier) version, go figure // String jdwpArg = "-Xrunjdwp:transport=dt_socket,address=" + portStr + // ",server=y,suspend=y"; // String debugArg = "-Xdebug"; // Newer (Java 1.5+) version that uses JVMTI String jdwpArg = "-agentlib:jdwp=transport=dt_socket,address=" + portStr + ",server=y,suspend=y"; // Everyone works the same under Java 7 (also on OS X) String[] commandArgs = new String[] {Base.getJavaPath(), jdwpArg}; commandArgs = PApplet.concat(commandArgs, vmParams); commandArgs = PApplet.concat(commandArgs, sketchParams); // PApplet.println(commandArgs); // commandArg.setValue(commandArgs); launchJava(commandArgs); AttachingConnector connector = (AttachingConnector) findConnector("com.sun.jdi.SocketAttach"); // PApplet.println(connector); // gets the defaults Map<String, Argument> arguments = connector.defaultArguments(); // Connector.Argument addressArg = // (Connector.Argument)arguments.get("address"); // addressArg.setValue(addr); Connector.Argument portArg = arguments.get("port"); portArg.setValue(portStr); // Connector.Argument timeoutArg = // (Connector.Argument)arguments.get("timeout"); // timeoutArg.setValue("10000"); // PApplet.println(connector); // prints the current // com.sun.tools.jdi.AbstractLauncher al; // com.sun.tools.jdi.RawCommandLineLauncher rcll; // System.out.println(PApplet.javaVersion); // http://java.sun.com/j2se/1.5.0/docs/guide/jpda/conninv.html#sunlaunch try { // boolean available = false; // while (!available) { while (true) { try { vm = connector.attach(arguments); // vm = connector.attach(arguments); if (vm != null) { // generateTrace(); // available = true; return true; } } catch (IOException e) { // System.out.println("waiting"); // e.printStackTrace(); try { Thread.sleep(100); } catch (InterruptedException e1) { e1.printStackTrace(sketchErr); } } } // } catch (IOException exc) { // throw new Error("Unable to launch target VM: " + exc); } catch (IllegalConnectorArgumentsException exc) { throw new Error("Internal error: " + exc); } }