private static void cullClasses(boolean found, int depth) {
if (found && depth < 3) {
for (ByteCodeClass bc : classes) {
bc.updateAllDependencies();
}
// int classCount = classes.size();
ByteCodeClass.markDependencies(classes);
List<ByteCodeClass> tmp = ByteCodeClass.clearUnmarked(classes);
/*if(ByteCodeTranslator.verbose) {
System.out.println("Classes removed from: " + classCount + " to " + classes.size());
for(ByteCodeClass bc : classes) {
if(!tmp.contains(bc)) {
System.out.println("Removed class: " + bc.getClsName());
}
}
}*/
classes = tmp;
eliminateUnusedMethods(depth + 1);
}
}
public static void writeOutput(File outputDirectory) throws Exception {
System.out.println("outputDirectory is: " + outputDirectory.getAbsolutePath());
if (ByteCodeClass.getMainClass() == null) {
System.out.println(
"Error main class is not defined. The main class name is expected to have a public static void main(String[]) method and it is assumed to reside in the com.package.name directory");
System.exit(1);
}
String file = "Unknown File";
try {
for (ByteCodeClass bc : classes) {
// special case for object
if (bc.getClsName().equals("java_lang_Object")) {
continue;
}
file = bc.getClsName();
bc.setBaseClassObject(getClassByName(bc.getBaseClass()));
List<ByteCodeClass> lst = new ArrayList<ByteCodeClass>();
for (String s : bc.getBaseInterfaces()) {
ByteCodeClass bcode = getClassByName(s);
if (bcode == null) {
System.out.println(
"Error while working with the class: "
+ s
+ " file:"
+ file
+ " no class definition");
} else {
lst.add(getClassByName(s));
}
}
bc.setBaseInterfacesObject(lst);
}
for (ByteCodeClass bc : classes) {
file = bc.getClsName();
bc.updateAllDependencies();
}
ByteCodeClass.markDependencies(classes);
classes = ByteCodeClass.clearUnmarked(classes);
// load the native sources (including user native code)
readNativeFiles(outputDirectory);
// loop over methods and start eliminating the body of unused methods
eliminateUnusedMethods();
generateClassAndMethodIndexHeader(outputDirectory);
boolean concatenate = "true".equals(System.getProperty("concatenateFiles", "false"));
ConcatenatingFileOutputStream cos =
concatenate ? new ConcatenatingFileOutputStream(outputDirectory) : null;
for (ByteCodeClass bc : classes) {
file = bc.getClsName();
writeFile(bc, outputDirectory, cos);
}
if (cos != null) cos.realClose();
} catch (Throwable t) {
System.out.println("Error while working with the class: " + file);
t.printStackTrace();
if (t instanceof Exception) {
throw (Exception) t;
}
if (t instanceof RuntimeException) {
throw (RuntimeException) t;
}
}
}
