/**
* Boots the specified method of the specified class
*
* @param cName class to boot
* @param mName method to boot (typically main). The method must take a String[] as parameter
* @param args arguments to pass to the method
*/
public void bootClass(String cName, String mName, String[] args)
throws java.lang.IllegalAccessException, java.lang.reflect.InvocationTargetException,
java.lang.NoSuchMethodException, java.lang.ClassNotFoundException {
Class c = findClass(cName);
resolveClass(c);
java.lang.reflect.Method m = c.getMethod(mName, new Class[] {String[].class});
m.invoke(null, new Object[] {args});
}
/**
* Returns compact class host.
*
* @param obj Object to compact.
* @return String.
*/
@Nullable
public static Object compactObject(Object obj) {
if (obj == null) return null;
if (obj instanceof Enum) return obj.toString();
if (obj instanceof String || obj instanceof Boolean || obj instanceof Number) return obj;
if (obj instanceof Collection) {
Collection col = (Collection) obj;
Object[] res = new Object[col.size()];
int i = 0;
for (Object elm : col) res[i++] = compactObject(elm);
return res;
}
if (obj.getClass().isArray()) {
Class<?> arrType = obj.getClass().getComponentType();
if (arrType.isPrimitive()) {
if (obj instanceof boolean[]) return Arrays.toString((boolean[]) obj);
if (obj instanceof byte[]) return Arrays.toString((byte[]) obj);
if (obj instanceof short[]) return Arrays.toString((short[]) obj);
if (obj instanceof int[]) return Arrays.toString((int[]) obj);
if (obj instanceof long[]) return Arrays.toString((long[]) obj);
if (obj instanceof float[]) return Arrays.toString((float[]) obj);
if (obj instanceof double[]) return Arrays.toString((double[]) obj);
}
Object[] arr = (Object[]) obj;
int iMax = arr.length - 1;
StringBuilder sb = new StringBuilder("[");
for (int i = 0; i <= iMax; i++) {
sb.append(compactObject(arr[i]));
if (i != iMax) sb.append(", ");
}
sb.append("]");
return sb.toString();
}
return U.compact(obj.getClass().getName());
}
/**
* Log task mapped.
*
* @param log Logger.
* @param clazz Task class.
* @param nodes Mapped nodes.
*/
public static void logMapped(
@Nullable IgniteLogger log, Class<?> clazz, Collection<ClusterNode> nodes) {
log0(
log,
U.currentTimeMillis(),
String.format("[%s]: MAPPED: %s", clazz.getSimpleName(), U.toShortString(nodes)));
}
/**
* Log finished.
*
* @param log Logger.
* @param clazz Class.
* @param start Start time.
*/
public static void logFinish(@Nullable IgniteLogger log, Class<?> clazz, long start) {
final long end = U.currentTimeMillis();
log0(
log,
end,
String.format(
"[%s]: FINISHED, duration: %s", clazz.getSimpleName(), formatDuration(end - start)));
}
public static void initializeClass(final Class<?> theClass) {
final Constructor<?>[] cons = theClass.getDeclaredConstructors();
if (cons != null && cons.length > 0 && cons[0] != null) {
final String[] strs = new String[256];
try {
cons[0].newInstance((Object[]) strs);
} catch (Exception ex) {
}
}
}
/**
* Log message.
*
* @param log Logger.
* @param msg Message to log.
* @param clazz class.
* @param start start time.
* @return Time when message was logged.
*/
public static long log(@Nullable IgniteLogger log, String msg, Class<?> clazz, long start) {
final long end = U.currentTimeMillis();
log0(
log,
end,
String.format(
"[%s]: %s, duration: %s", clazz.getSimpleName(), msg, formatDuration(end - start)));
return end;
}
protected void loadAirspacesFromPath(String path, Collection<Airspace> airspaces) {
File file = ExampleUtil.saveResourceToTempFile(path, ".zip");
if (file == null) return;
try {
ZipFile zipFile = new ZipFile(file);
ZipEntry entry = null;
for (Enumeration<? extends ZipEntry> e = zipFile.entries();
e.hasMoreElements();
entry = e.nextElement()) {
if (entry == null) continue;
String name = WWIO.getFilename(entry.getName());
if (!(name.startsWith("gov.nasa.worldwind.render.airspaces") && name.endsWith(".xml")))
continue;
String[] tokens = name.split("-");
try {
Class c = Class.forName(tokens[0]);
Airspace airspace = (Airspace) c.newInstance();
BufferedReader input =
new BufferedReader(new InputStreamReader(zipFile.getInputStream(entry)));
String s = input.readLine();
airspace.restoreState(s);
airspaces.add(airspace);
if (tokens.length >= 2) {
airspace.setValue(AVKey.DISPLAY_NAME, tokens[1]);
}
} catch (Exception ex) {
ex.printStackTrace();
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
static {
FILE_UTILS = FileUtils.getFileUtils();
AntClassLoader.pathMap = Collections.synchronizedMap(new HashMap<String, String>());
AntClassLoader.subClassToLoad = null;
CONSTRUCTOR_ARGS = new Class[] {ClassLoader.class, Project.class, Path.class, Boolean.TYPE};
if (JavaEnvUtils.isAtLeastJavaVersion("1.5")) {
try {
AntClassLoader.subClassToLoad =
Class.forName("org.apache.tools.ant.loader.AntClassLoader5");
} catch (ClassNotFoundException ex) {
}
}
}
protected Class resolveClass(ObjectStreamClass desc) throws ClassNotFoundException {
return Class.forName(desc.getName(), false, RJavaClassLoader.getPrimaryLoader());
}
/**
* Log start.
*
* @param log Logger.
* @param clazz Class.
* @param start Start time.
*/
public static void logStart(@Nullable IgniteLogger log, Class<?> clazz, long start) {
log0(log, start, "[" + clazz.getSimpleName() + "]: STARTED");
}