Warning : session_start(): open(/var/lib/php/sessions/sess_h64acij4rdj27jpm4cjgvpgkt2, O_RDWR) failed: No space left on device (28) in /var/www/tb-usercake/models/config.php on line 51 Warning : session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51 it = allWordsOfAlphabet_fixedLength("\u13a0\u13a1\u13a2\u13a3\u13a4\u13a5\u13a6\u13a7\u13a8\u13a9\u13aa\u13ab\u13ac\u13ad\u13ae\u13af", strlen);
double objSize = exclusive_measureSizeOfObject(new F0() { Object get() { try { assertTrue("Alphabet", it.hasNext()); return it.next(); } catch (Exception __e) { throw rethrow(__e); } }
public String toString() { return "assertTrue(\"Alphabet\", it.hasNext()); ret it.next();"; }});
int rounded = iround(objSize);
long f = guessStringSize(strlen);
print("String length=" + strlen + ". Approximate object size: " + objSize + " => " + rounded + " bytes. Formula: " + f);
}
}
static IterableIterator allWordsOfAlphabet_fixedLength(final String alphabet, final int length) {
return new IterableIterator() {
List l = rep((Integer) 0, length);
public boolean hasNext() {
return true; // should change
}
public String next() {
String s = makeString();
int i = 0;
while (i < l(l)) {
int n = l.get(i);
if (n+1 < l(alphabet)) {
l.set(i, n+1);
break;
}
l.set(i++, 0);
}
if (i >= l(l)) return null;
return s;
}
String makeString() {
StringBuilder buf = new StringBuilder(l(l));
for (int i = 0; i < l(l); i++)
buf.append(alphabet.charAt(l.get(i)));
return str(buf);
}
};
}
static double exclusive_measureSizeOfObject(F0 f) {
Object[] array = new Object[100000];
long mem1 = usedMemoryAfterGC();
for (int i = 0; i < l(array); i++) {
array[i] = callF(f);
}
long mem2 = usedMemoryAfterGC();
return (mem2-mem1)/(double) l(array);
}
static void assertTrue(Object o) {
if (!(eq(o, true) /*|| isTrue(pcallF(o))*/))
throw fail(str(o));
}
static boolean assertTrue(String msg, boolean b) {
if (!b)
throw fail(msg);
return b;
}
static boolean assertTrue(boolean b) {
if (!b)
throw fail("oops");
return b;
}
static RuntimeException rethrow(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
static int iround(double d) {
return (int) Math.round(d);
}
static long guessStringSize(String s) {
return s == null ? 0 : guessStringSize(l(s));
}
static long guessStringSize(int len) {
return roundUpTo(8, (is64BitVM() ? 40 : 28)+len*2);
}
static volatile StringBuffer local_log = new StringBuffer(); // not redirected
static volatile Appendable print_log = local_log; // might be redirected, e.g. to main bot
// in bytes - will cut to half that
static volatile int print_log_max = 1024*1024;
static volatile int local_log_max = 100*1024;
//static int print_maxLineLength = 0; // 0 = unset
static boolean print_silent; // total mute if set
static Object print_byThread_lock = new Object();
static volatile ThreadLocal print_byThread; // special handling by thread - prefers F1
static volatile Object print_allThreads;
static void print() {
print("");
}
static A print(String s, A o) {
print((endsWithLetterOrDigit(s) ? s + ": " : s) + o);
return o;
}
// slightly overblown signature to return original object...
static A print(A o) {
ping();
if (print_silent) return o;
String s = String.valueOf(o) + "\n";
print_noNewLine(s);
return o;
}
static void print_noNewLine(String s) {
Object f = print_byThread == null ? null : print_byThread.get();
if (f == null) f = print_allThreads;
if (f != null)
// We do need the general callF machinery here as print_byThread is sometimes shared between modules
if (isFalse(
callF(f, s))) return;
print_raw(s);
}
static void print_raw(String s) {
s = fixNewLines(s);
// TODO if (print_maxLineLength != 0)
StringBuffer loc = local_log;
Appendable buf = print_log;
int loc_max = print_log_max;
if (buf != loc && buf != null) {
print_append(buf, s, print_log_max);
loc_max = local_log_max;
}
if (loc != null)
print_append(loc, s, loc_max);
System.out.print(s);
}
static String rep(int n, char c) {
return repeat(c, n);
}
static String rep(char c, int n) {
return repeat(c, n);
}
static List rep(A a, int n) {
return repeat(a, n);
}
static List rep(int n, A a) {
return repeat(n, a);
}
static int l(Object[] a) { return a == null ? 0 : a.length; }
static int l(boolean[] a) { return a == null ? 0 : a.length; }
static int l(byte[] a) { return a == null ? 0 : a.length; }
static int l(short[] a) { return a == null ? 0 : a.length; }
static int l(long[] a) { return a == null ? 0 : a.length; }
static int l(int[] a) { return a == null ? 0 : a.length; }
static int l(float[] a) { return a == null ? 0 : a.length; }
static int l(double[] a) { return a == null ? 0 : a.length; }
static int l(char[] a) { return a == null ? 0 : a.length; }
static int l(Collection c) { return c == null ? 0 : c.size(); }
static int l(Map m) { return m == null ? 0 : m.size(); }
static int l(CharSequence s) { return s == null ? 0 : s.length(); } static long l(File f) { return f == null ? 0 : f.length(); }
static int l(Object o) {
return o == null ? 0
: o instanceof String ? l((String) o)
: o instanceof Map ? l((Map) o)
: o instanceof Collection ? l((Collection) o)
: (Integer) call(o, "size");
}
static String str(Object o) {
return o == null ? "null" : o.toString();
}
static String str(char[] c) {
return new String(c);
}
static long usedMemoryAfterGC() {
gc();
return usedMemory();
}
static Map> callF_cache = newDangerousWeakHashMap();
static A callF(F0 f) {
return f == null ? null : f.get();
}
static void callF(VF1 f, A a) {
if (f != null) f.get(a);
}
static Object callF(Object f, Object... args) { try {
if (f instanceof String)
return callMC((String) f, args);
if (f instanceof Runnable) {
((Runnable) f).run();
return null;
}
if (f == null) return null;
Class c = f.getClass();
ArrayList methods;
synchronized(callF_cache) {
methods = callF_cache.get(c);
if (methods == null)
methods = callF_makeCache(c);
}
int n = l(methods);
if (n == 0) {
throw fail("No get method in " + getClassName(c));
}
if (n == 1) return invokeMethod(methods.get(0), f, args);
for (int i = 0; i < n; i++) {
Method m = methods.get(i);
if (call_checkArgs(m, args, false))
return invokeMethod(m, f, args);
}
throw fail("No matching get method in " + getClassName(c));
} catch (Exception __e) { throw rethrow(__e); } }
// used internally
static ArrayList callF_makeCache(Class c) {
ArrayList l = new ArrayList();
Class _c = c;
do {
for (Method m : _c.getDeclaredMethods())
if (m.getName().equals("get")) {
m.setAccessible(true);
l.add(m);
}
if (!l.isEmpty()) break;
_c = _c.getSuperclass();
} while (_c != null);
callF_cache.put(c, l);
return l;
}
static boolean eq(Object a, Object b) {
return a == null ? b == null : a == b || a.equals(b);
}
static RuntimeException fail() { throw new RuntimeException("fail"); }
static RuntimeException fail(Throwable e) { throw asRuntimeException(e); }
static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); }
static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); }
static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); }
static void _handleError(Error e) {
call(javax(), "_handleError", e);
}
static int roundUpTo(int n, int x) {
return (x+n-1)/n*n;
}
static long roundUpTo(long n, long x) {
return (x+n-1)/n*n;
}
static Boolean is64BitVM_bit;
static boolean is64BitVM() {
if (is64BitVM_bit != null) return is64BitVM_bit;
return is64BitVM_bit = eq("64", System.getProperty("sun.arch.data.model"));
}
static boolean endsWithLetterOrDigit(String s) {
return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length()-1));
}
//sbool ping_actions_shareable = true;
static volatile boolean ping_pauseAll;
static int ping_sleep = 100; // poll pauseAll flag every 100
static volatile boolean ping_anyActions;
static Map ping_actions = newWeakHashMap();
// always returns true
static boolean ping() {
if (ping_pauseAll || ping_anyActions ) ping_impl();
//ifndef LeanMode ping_impl(); endifndef
return true;
}
// returns true when it slept
static boolean ping_impl() { try {
if (ping_pauseAll && !isAWTThread()) {
do
Thread.sleep(ping_sleep);
while (ping_pauseAll);
return true;
}
if (ping_anyActions) { // don't allow sharing ping_actions
Object action = null;
synchronized(ping_actions) {
if (!ping_actions.isEmpty()) {
action = ping_actions.get(currentThread());
if (action instanceof Runnable)
ping_actions.remove(currentThread());
if (ping_actions.isEmpty()) ping_anyActions = false;
}
}
if (action instanceof Runnable)
((Runnable) action).run();
else if (eq(action, "cancelled"))
throw fail("Thread cancelled.");
}
return false;
} catch (Exception __e) { throw rethrow(__e); } }
static boolean isFalse(Object o) {
return eq(false, o);
}
static String fixNewLines(String s) {
int i = indexOf(s, '\r');
if (i < 0) return s;
int l = s.length();
StringBuilder out = new StringBuilder(l);
out.append(s, 0, i);
for (; i < l; i++) {
char c = s.charAt(i);
if (c != '\r')
out.append(c);
else {
out.append('\n');
if (i+1 < l && s.charAt(i+1) == '\n') ++i;
}
}
return out.toString();
}
static void print_append(Appendable _buf, String s, int max) { try {
synchronized(_buf) {
_buf.append(s);
if (!(_buf instanceof StringBuilder)) return;
StringBuilder buf = (StringBuilder) ( _buf);
max /= 2;
if (buf.length() > max) try {
int newLength = max/2;
int ofs = buf.length()-newLength;
String newString = buf.substring(ofs);
buf.setLength(0);
buf.append("[...] ").append(newString);
} catch (Exception e) {
buf.setLength(0);
}
}
} catch (Exception __e) { throw rethrow(__e); } }
static String repeat(char c, int n) {
n = Math.max(n, 0);
char[] chars = new char[n];
for (int i = 0; i < n; i++)
chars[i] = c;
return new String(chars);
}
static List repeat(A a, int n) {
n = Math.max(n, 0);
List l = new ArrayList(n);
for (int i = 0; i < n; i++)
l.add(a);
return l;
}
static List repeat(int n, A a) {
return repeat(a, n);
}
// TODO: remove
static Object call(Object o) {
return callF(o);
}
// varargs assignment fixer for a single string array argument
static Object call(Object o, String method, String[] arg) {
return call(o, method, new Object[] {arg});
}
static Object call(Object o, String method, Object... args) { try {
if (o == null) return null;
if (o instanceof Class) {
Method m = call_findStaticMethod((Class) o, method, args, false);
m.setAccessible(true);
return invokeMethod(m, null, args);
/*} else if (o instanceof DynamicMethods) {
ret ((DynamicMethods) o)._dynCall(method, args);*/
} else {
Method m = call_findMethod(o, method, args, false);
m.setAccessible(true);
return invokeMethod(m, o, args);
}
} catch (Exception __e) { throw rethrow(__e); } }
static Method call_findStaticMethod(Class c, String method, Object[] args, boolean debug) {
Class _c = c;
while (c != null) {
for (Method m : c.getDeclaredMethods()) {
if (debug)
System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");;
if (!m.getName().equals(method)) {
if (debug) System.out.println("Method name mismatch: " + method);
continue;
}
if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) == 0 || !call_checkArgs(m, args, debug))
continue;
return m;
}
c = c.getSuperclass();
}
throw new RuntimeException("Method '" + method + "' (static) with " + args.length + " parameter(s) not found in " + _c.getName());
}
static Method call_findMethod(Object o, String method, Object[] args, boolean debug) {
Class c = o.getClass();
while (c != null) {
for (Method m : c.getDeclaredMethods()) {
if (debug)
System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");;
if (m.getName().equals(method) && call_checkArgs(m, args, debug))
return m;
}
c = c.getSuperclass();
}
throw new RuntimeException("Method '" + method + "' (non-static) with " + args.length + " parameter(s) not found in " + o.getClass().getName());
}
static volatile long gc_memoryUsedAfterGC;
static void gc() {
callOpt(javax(), "cleanWeakMaps");
System.gc();
gc_memoryUsedAfterGC = usedMemory();
}
static long usedMemory() {
return Runtime.getRuntime().totalMemory()-Runtime.getRuntime().freeMemory();
}
static Map newDangerousWeakHashMap() {
return _registerDangerousWeakMap(synchroMap(new WeakHashMap()));
}
// initFunction: voidfunc(Map) - is called initially, and after clearing the map
static Map newDangerousWeakHashMap(Object initFunction) {
return _registerDangerousWeakMap(synchroMap(new WeakHashMap()), initFunction);
}
static HashMap> callMC_cache = new HashMap();
static String callMC_key;
static Method callMC_value;
// varargs assignment fixer for a single string array argument
static Object callMC(String method, String[] arg) {
return callMC(method, new Object[] {arg});
}
static Object callMC(String method, Object... args) { try {
Method me;
if (callMC_cache == null) callMC_cache = new HashMap(); // initializer time workaround
synchronized(callMC_cache) {
me = method == callMC_key ? callMC_value : null;
}
if (me != null) try {
return invokeMethod(me, null, args);
} catch (IllegalArgumentException e) {
throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e);
}
List m;
synchronized(callMC_cache) {
m = callMC_cache.get(method);
}
if (m == null) {
if (callMC_cache.isEmpty()) {
callMC_makeCache();
m = callMC_cache.get(method);
}
if (m == null) throw fail("Method named " + method + " not found in main");
}
int n = m.size();
if (n == 1) {
me = m.get(0);
synchronized(callMC_cache) {
callMC_key = method;
callMC_value = me;
}
try {
return invokeMethod(me, null, args);
} catch (IllegalArgumentException e) {
throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e);
}
}
for (int i = 0; i < n; i++) {
me = m.get(i);
if (call_checkArgs(me, args, false))
return invokeMethod(me, null, args);
}
throw fail("No method called " + method + " with matching arguments found in main");
} catch (Exception __e) { throw rethrow(__e); } }
static void callMC_makeCache() {
synchronized(callMC_cache) {
callMC_cache.clear();
Class _c = (Class) mc(), c = _c;
while (c != null) {
for (Method m : c.getDeclaredMethods())
if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) {
m.setAccessible(true);
multiMapPut(callMC_cache, m.getName(), m);
}
c = c.getSuperclass();
}
}
}
static String getClassName(Object o) {
return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName();
}
static Object invokeMethod(Method m, Object o, Object... args) { try {
try {
return m.invoke(o, args);
} catch (InvocationTargetException e) {
throw rethrow(getExceptionCause(e));
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException(e.getMessage() + " - was calling: " + m + ", args: " + joinWithSpace(classNames(args)));
}
} catch (Exception __e) { throw rethrow(__e); } }
static boolean call_checkArgs(Method m, Object[] args, boolean debug) {
Class[] types = m.getParameterTypes();
if (types.length != args.length) {
if (debug)
System.out.println("Bad parameter length: " + args.length + " vs " + types.length);
return false;
}
for (int i = 0; i < types.length; i++)
if (!(args[i] == null || isInstanceX(types[i], args[i]))) {
if (debug)
System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]);
return false;
}
return true;
}
static RuntimeException asRuntimeException(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
static Class javax() {
return getJavaX();
}
static Map newWeakHashMap() {
return _registerWeakMap(synchroMap(new WeakHashMap()));
}
// TODO: test if android complains about this
static boolean isAWTThread() {
if (isAndroid()) return false;
if (isHeadless()) return false;
return isAWTThread_awt();
}
static boolean isAWTThread_awt() {
return SwingUtilities.isEventDispatchThread();
}
static Thread currentThread() {
return Thread.currentThread();
}
static int indexOf(List l, A a, int startIndex) {
if (l == null) return -1;
for (int i = startIndex; i < l(l); i++)
if (eq(l.get(i), a))
return i;
return -1;
}
static int indexOf(List l, int startIndex, A a) {
return indexOf(l, a, startIndex);
}
static int indexOf(List l, A a) {
if (l == null) return -1;
return l.indexOf(a);
}
static int indexOf(String a, String b) {
return a == null || b == null ? -1 : a.indexOf(b);
}
static int indexOf(String a, String b, int i) {
return a == null || b == null ? -1 : a.indexOf(b, i);
}
static int indexOf(String a, char b) {
return a == null ? -1 : a.indexOf(b);
}
static int indexOf(String a, int i, char b) {
return indexOf(a, b, i);
}
static int indexOf(String a, char b, int i) {
return a == null ? -1 : a.indexOf(b, i);
}
static int indexOf(String a, int i, String b) {
return a == null || b == null ? -1 : a.indexOf(b, i);
}
static int indexOf(A[] x, A a) {
if (x == null) return -1;
for (int i = 0; i < l(x); i++)
if (eq(x[i], a))
return i;
return -1;
}
static Object callOpt(Object o) {
if (o == null) return null;
return callF(o);
}
static Object callOpt(Object o, String method, Object... args) {
try {
if (o == null) return null;
if (o instanceof Class) {
Method m = callOpt_findStaticMethod((Class) o, method, args, false);
if (m == null) return null;
m.setAccessible(true);
return invokeMethod(m, null, args);
/*} else if (o instanceof DynamicMethods) {
ret ((DynamicMethods) o)._dynCall(method, args);*/
} else {
Method m = callOpt_findMethod(o, method, args, false);
if (m == null) return null;
m.setAccessible(true);
return invokeMethod(m, o, args);
}
} catch (Exception e) {
//fail(e.getMessage() + " | Method: " + method + ", receiver: " + className(o) + ", args: (" + join(", ", map(f className, args) + ")");
throw rethrow(e);
}
}
static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) {
Class _c = c;
while (c != null) {
for (Method m : c.getDeclaredMethods()) {
if (debug)
System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");;
if (!m.getName().equals(method)) {
if (debug) System.out.println("Method name mismatch: " + method);
continue;
}
if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug))
continue;
return m;
}
c = c.getSuperclass();
}
return null;
}
static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) {
Class c = o.getClass();
while (c != null) {
for (Method m : c.getDeclaredMethods()) {
if (debug)
System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");;
if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug))
return m;
}
c = c.getSuperclass();
}
return null;
}
private static boolean callOpt_checkArgs(Method m, Object[] args, boolean debug) {
Class[] types = m.getParameterTypes();
if (types.length != args.length) {
if (debug)
System.out.println("Bad parameter length: " + args.length + " vs " + types.length);
return false;
}
for (int i = 0; i < types.length; i++)
if (!(args[i] == null || isInstanceX(types[i], args[i]))) {
if (debug)
System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]);
return false;
}
return true;
}
static List _registerDangerousWeakMap_preList;
static A _registerDangerousWeakMap(A map) {
return _registerDangerousWeakMap(map, null);
}
static A _registerDangerousWeakMap(A map, Object init) {
callF(init, map);
if (init instanceof String) {
final String f = (String) ( init);
init = new VF1() { public void get(Map map) { try { callMC(f, map) ; } catch (Exception __e) { throw rethrow(__e); } }
public String toString() { return "callMC(f, map)"; }};
}
if (javax() == null) {
// We're in class init
if (_registerDangerousWeakMap_preList == null) _registerDangerousWeakMap_preList = synchroList();
_registerDangerousWeakMap_preList.add(pair(map, init));
return map;
}
call(javax(), "_registerDangerousWeakMap", map, init);
return map;
}
static void _onLoad_registerDangerousWeakMap() {
assertNotNull(javax());
if (_registerDangerousWeakMap_preList == null) return;
for (Pair p : _registerDangerousWeakMap_preList)
_registerDangerousWeakMap(p.a, p.b);
_registerDangerousWeakMap_preList = null;
}
static Map synchroMap() {
return synchroHashMap();
}
static Map synchroMap(Map map) {
return Collections.synchronizedMap(map);
}
static List classNames(Collection l) {
return getClassNames(l);
}
static List classNames(Object[] l) {
return getClassNames(Arrays.asList(l));
}
static Class mc() {
return main.class;
}
static void multiMapPut(Map> map, A a, B b) {
List l = map.get(a);
if (l == null)
map.put(a, l = new ArrayList());
l.add(b);
}
static Throwable getExceptionCause(Throwable e) {
Throwable c = e.getCause();
return c != null ? c : e;
}
static String joinWithSpace(Collection c) {
return join(" ", c);
}
static String joinWithSpace(String... c) {
return join(" ", c);
}
static boolean isInstanceX(Class type, Object arg) {
if (type == boolean.class) return arg instanceof Boolean;
if (type == int.class) return arg instanceof Integer;
if (type == long.class) return arg instanceof Long;
if (type == float.class) return arg instanceof Float;
if (type == short.class) return arg instanceof Short;
if (type == char.class) return arg instanceof Character;
if (type == byte.class) return arg instanceof Byte;
if (type == double.class) return arg instanceof Double;
return type.isInstance(arg);
}
static Class __javax;
static Class getJavaX() { try {
return __javax;
} catch (Exception __e) { throw rethrow(__e); } }
static List _registerWeakMap_preList;
static A _registerWeakMap(A map) {
if (javax() == null) {
// We're in class init
if (_registerWeakMap_preList == null) _registerWeakMap_preList = synchroList();
_registerWeakMap_preList.add(map);
return map;
}
try {
call(javax(), "_registerWeakMap", map);
} catch (Throwable e) {
printException(e);
print("Upgrade JavaX!!");
}
return map;
}
static void _onLoad_registerWeakMap() {
assertNotNull(javax());
if (_registerWeakMap_preList == null) return;
for (Object o : _registerWeakMap_preList)
_registerWeakMap(o);
_registerWeakMap_preList = null;
}
static int isAndroid_flag;
static boolean isAndroid() {
if (isAndroid_flag == 0)
isAndroid_flag = System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0 ? 1 : -1;
return isAndroid_flag > 0;
}
static Boolean isHeadless_cache;
static boolean isHeadless() {
if (isHeadless_cache != null) return isHeadless_cache;
if (isAndroid()) return isHeadless_cache = true;
if (GraphicsEnvironment.isHeadless()) return isHeadless_cache = true;
// Also check if AWT actually works.
// If DISPLAY variable is set but no X server up, this will notice.
try {
SwingUtilities.isEventDispatchThread();
return isHeadless_cache = false;
} catch (Throwable e) { return isHeadless_cache = true; }
}
static List synchroList() {
return Collections.synchronizedList(new ArrayList ());
}
static List synchroList(List l) {
return Collections.synchronizedList(l);
}
static Pair pair(A a, B b) {
return new Pair(a, b);
}
static Pair pair(A a) {
return new Pair(a, a);
}
static A assertNotNull(A a) {
assertTrue(a != null);
return a;
}
static A assertNotNull(String msg, A a) {
assertTrue(msg, a != null);
return a;
}
static Map synchroHashMap() {
return Collections.synchronizedMap(new HashMap());
}
static List getClassNames(Collection l) {
List out = new ArrayList();
if (l != null) for (Object o : l)
out.add(o == null ? null : getClassName(o));
return out;
}
public static String join(String glue, Iterable strings) {
if (strings == null) return "";
StringBuilder buf = new StringBuilder();
Iterator i = strings.iterator();
if (i.hasNext()) {
buf.append(i.next());
while (i.hasNext())
buf.append(glue).append(i.next());
}
return buf.toString();
}
public static String join(String glue, String... strings) {
return join(glue, Arrays.asList(strings));
}
static String join(Iterable strings) {
return join("", strings);
}
static String join(Iterable strings, String glue) {
return join(glue, strings);
}
public static String join(String[] strings) {
return join("", strings);
}
static String join(String glue, Pair p) {
return p == null ? "" : str(p.a) + glue + str(p.b);
}
static void printException(Throwable e) {
printStackTrace(e);
}
static Throwable printStackTrace(Throwable e) {
// we go to system.out now - system.err is nonsense
print(getStackTrace(e));
return e;
}
static void printStackTrace() {
printStackTrace(new Throwable());
}
static void printStackTrace(String msg) {
printStackTrace(new Throwable(msg));
}
/*static void printStackTrace(S indent, Throwable e) {
if (endsWithLetter(indent)) indent += " ";
printIndent(indent, getStackTrace(e));
}*/
static String getStackTrace(Throwable throwable) {
lastException(throwable);
return getStackTrace_noRecord(throwable);
}
static String getStackTrace_noRecord(Throwable throwable) {
StringWriter writer = new StringWriter();
throwable.printStackTrace(new PrintWriter(writer));
return hideCredentials(writer.toString());
}
static String getStackTrace() {
return getStackTrace_noRecord(new Throwable());
}
// PersistableThrowable doesn't hold GC-disturbing class references in backtrace
static volatile PersistableThrowable lastException_lastException;
static PersistableThrowable lastException() {
return lastException_lastException;
}
static void lastException(Throwable e) {
lastException_lastException = persistableThrowable(e);
}
static String hideCredentials(URL url) { return url == null ? null : hideCredentials(str(url)); }
static String hideCredentials(String url) {
return url.replaceAll("([&?])(_pass|key)=[^&\\s\"]*", "$1$2=");
}
static String hideCredentials(Object o) {
return hideCredentials(str(o));
}
static PersistableThrowable persistableThrowable(Throwable e) {
return e == null ? null : new PersistableThrowable(e);
}
static abstract class VF1 {
abstract void get(A a);
}static class PersistableThrowable {
String className;
String msg;
String stacktrace;
PersistableThrowable() {}
PersistableThrowable(Throwable e) {
if (e == null)
className = "Crazy Null Error";
else {
className = getClassName(e).replace('/', '.');
msg = e.getMessage();
stacktrace = getStackTrace_noRecord(e);
}
}
public String toString() {
return nempty(msg) ? className + ": " + msg : className;
}
}static abstract class F0 {
abstract A get();
}// you still need to implement hasNext() and next()
static abstract class IterableIterator implements Iterator , Iterable {
public Iterator iterator() {
return this;
}
public void remove() {
unsupportedOperation();
}
}static class Pair implements Comparable> {
A a;
B b;
Pair() {}
Pair(A a, B b) {
this.b = b;
this.a = a;}
public int hashCode() {
return hashCodeFor(a) + 2*hashCodeFor(b);
}
public boolean equals(Object o) {
if (o == this) return true;
if (!(o instanceof Pair)) return false;
Pair t = (Pair) o;
return eq(a, t.a) && eq(b, t.b);
}
public String toString() {
return "<" + a + ", " + b + ">";
}
public int compareTo(Pair p) {
if (p == null) return 1;
int i = ((Comparable) a).compareTo(p.a);
if (i != 0) return i;
return ((Comparable) b).compareTo(p.b);
}
}
static boolean nempty(Collection c) {
return !isEmpty(c);
}
static boolean nempty(CharSequence s) {
return !isEmpty(s);
}
static boolean nempty(Object[] o) { return !isEmpty(o); }
static boolean nempty(byte[] o) { return !isEmpty(o); }
static boolean nempty(Map m) {
return !isEmpty(m);
}
static boolean nempty(Iterator i) {
return i != null && i.hasNext();
}
static boolean nempty(Object o) { return !empty(o); }
static Iterator iterator(Iterable c) {
return c == null ? emptyIterator() : c.iterator();
}
static UnsupportedOperationException unsupportedOperation() {
throw new UnsupportedOperationException();
}
static int hashCodeFor(Object a) {
return a == null ? 0 : a.hashCode();
}
static boolean isEmpty(Collection c) {
return c == null || c.isEmpty();
}
static boolean isEmpty(CharSequence s) {
return s == null || s.length() == 0;
}
static boolean isEmpty(Object[] a) { return a == null || a.length == 0; }
static boolean isEmpty(byte[] a) { return a == null || a.length == 0; }
static boolean isEmpty(Map map) {
return map == null || map.isEmpty();
}
static boolean empty(Collection c) { return c == null || c.isEmpty(); }
static boolean empty(CharSequence s) { return s == null || s.length() == 0; }
static boolean empty(Map map) { return map == null || map.isEmpty(); }
static boolean empty(Object[] o) { return o == null || o.length == 0; }
static boolean empty(Object o) {
if (o instanceof Collection) return empty((Collection) o);
if (o instanceof String) return empty((String) o);
if (o instanceof Map) return empty((Map) o);
if (o instanceof Object[]) return empty((Object[]) o);
if (o instanceof byte[]) return empty((byte[]) o);
if (o == null) return true;
throw fail("unknown type for 'empty': " + getType(o));
}
static boolean empty(float[] a) { return a == null || a.length == 0; }
static boolean empty(int[] a) { return a == null || a.length == 0; }
static boolean empty(long[] a) { return a == null || a.length == 0; }
static boolean empty(byte[] a) { return a == null || a.length == 0; }
static Iterator emptyIterator() {
return Collections.emptyIterator();
}
static String getType(Object o) {
return getClassName(o);
}
}