// made synchronized for 0087
// attempted to remove synchronized for 0136 to fix bug #775 (no luck tho)
// http://dev.processing.org/bugs/show_bug.cgi?id=775
public synchronized void message(String s) {
// System.out.println("M" + s.length() + ":" + s.trim()); // + "MMM" + s.length());
// this eats the CRLFs on the lines.. oops.. do it later
// if (s.trim().length() == 0) return;
// this is PApplet sending a message (via System.out.println)
// that signals that the applet has been quit.
if (s.indexOf(PApplet.EXTERNAL_STOP) == 0) {
// System.out.println("external: quit");
if (editor != null) {
// editor.internalCloseRunner(); // [091124]
// editor.handleStop(); // prior to 0192
editor.internalCloseRunner(); // 0192
}
return;
}
// this is the PApplet sending us a message that the applet
// is being moved to a new window location
if (s.indexOf(PApplet.EXTERNAL_MOVE) == 0) {
String nums = s.substring(s.indexOf(' ') + 1).trim();
int space = nums.indexOf(' ');
int left = Integer.parseInt(nums.substring(0, space));
int top = Integer.parseInt(nums.substring(space + 1));
// this is only fired when connected to an editor
editor.setSketchLocation(new Point(left, top));
// System.out.println("external: move to " + left + " " + top);
return;
}
// these are used for debugging, in case there are concerns
// that some errors aren't coming through properly
// if (s.length() > 2) {
// System.err.println(newMessage);
// System.err.println("message " + s.length() + ":" + s);
// }
// always shove out the message, since it might not fall under
// the same setup as we're expecting
sketchErr.print(s);
// System.err.println("[" + s.length() + "] " + s);
sketchErr.flush();
}
public Runner(JavaBuild build, RunnerListener listener) throws SketchException {
this.listener = listener;
// this.sketch = sketch;
this.build = build;
if (listener instanceof Editor) {
this.editor = (Editor) listener;
sketchErr = editor.getConsole().getErr();
sketchOut = editor.getConsole().getOut();
} else {
sketchErr = System.err;
sketchOut = System.out;
}
// Make sure all the imported libraries will actually run with this setup.
int bits = Base.getNativeBits();
for (Library library : build.getImportedLibraries()) {
if (!library.supportsArch(PApplet.platform, bits)) {
sketchErr.println(library.getName() + " does not run in " + bits + "-bit mode.");
int opposite = (bits == 32) ? 64 : 32;
if (Base.isMacOS()) {
// if (library.supportsArch(PConstants.MACOSX, opposite)) { // should always be true
throw new SketchException(
"To use "
+ library.getName()
+ ", "
+ "switch to "
+ opposite
+ "-bit mode in Preferences.");
// }
} else {
throw new SketchException(
library.getName()
+ " is only compatible "
+ "with the "
+ opposite
+ "-bit download of Processing.");
// throw new SketchException(library.getName() + " does not run in " + bits + "-bit
// mode.");
// "To use this library, switch to 32-bit mode in Preferences." (OS X)
// "To use this library, you must use the 32-bit version of Processing."
}
}
}
}
/**
* Provide more useful explanations of common error messages, perhaps with a short message in the
* status area, and (if necessary) a longer message in the console.
*
* @param exceptionClass Class name causing the error (with full package name)
* @param message The message from the exception
* @param listener The Editor or command line interface that's listening for errors
* @return true if the error was purtified, false otherwise
*/
public static boolean handleCommonErrors(
final String exceptionClass,
final String message,
final RunnerListener listener,
final PrintStream err) {
if (exceptionClass.equals("java.lang.OutOfMemoryError")) {
if (message.contains("exceeds VM budget")) {
// TODO this is a kludge for Android, since there's no memory preference
listener.statusError(
"OutOfMemoryError: This code attempts to use more memory than available.");
err.println("An OutOfMemoryError means that your code is either using up too much memory");
err.println(
"because of a bug (e.g. creating an array that's too large, or unintentionally");
err.println("loading thousands of images), or simply that it's trying to use more memory");
err.println("than what is supported by the current device.");
} else {
listener.statusError(
"OutOfMemoryError: You may need to increase the memory setting in Preferences.");
err.println("An OutOfMemoryError means that your code is either using up too much memory");
err.println(
"because of a bug (e.g. creating an array that's too large, or unintentionally");
err.println(
"loading thousands of images), or that your sketch may need more memory to run.");
err.println(
"If your sketch uses a lot of memory (for instance if it loads a lot of data files)");
err.println(
"you can increase the memory available to your sketch using the Preferences window.");
}
} else if (exceptionClass.equals("java.lang.UnsatisfiedLinkError")) {
listener.statusError("A library used by this sketch is not installed properly.");
err.println("A library relies on native code that's not available.");
err.println(
"Or only works properly when the sketch is run as a "
+ ((Base.getNativeBits() == 32) ? "64-bit " : "32-bit ")
+ " application.");
} else if (exceptionClass.equals("java.lang.StackOverflowError")) {
listener.statusError("StackOverflowError: This sketch is attempting too much recursion.");
err.println("A StackOverflowError means that you have a bug that's causing a function");
err.println("to be called recursively (it's calling itself and going in circles),");
err.println("or you're intentionally calling a recursive function too much,");
err.println("and your code should be rewritten in a more efficient manner.");
} else if (exceptionClass.equals("java.lang.UnsupportedClassVersionError")) {
listener.statusError(
"UnsupportedClassVersionError: A library is using code compiled with an unsupported version of Java.");
err.println(
"This version of Processing only supports libraries and JAR files compiled for Java 1.6 or earlier.");
err.println("A library used by this sketch was compiled for Java 1.7 or later, ");
err.println("and needs to be recompiled to be compatible with Java 1.6.");
} else if (exceptionClass.equals("java.lang.NoSuchMethodError")
|| exceptionClass.equals("java.lang.NoSuchFieldError")) {
listener.statusError(
exceptionClass.substring(10)
+ ": "
+ "You may be using a library that's incompatible "
+ "with this version of Processing.");
} else {
return false;
}
return true;
}