import java.util.*;
import java.util.zip.*;
import java.util.List;
import java.util.regex.*;
import java.util.concurrent.*;
import java.util.concurrent.atomic.*;
import java.util.concurrent.locks.*;
import java.util.function.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.text.*;
import javax.swing.table.*;
import java.io.*;
import java.net.*;
import java.lang.reflect.*;
import java.lang.ref.*;
import java.lang.management.*;
import java.security.*;
import java.security.spec.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import java.awt.geom.*;
import javax.imageio.*;
import java.math.*;
import java.awt.geom.*;
import static x30_pkg.x30_util.DynamicObject;
class main {
static IntBuffer intArrayToNonZeroTable(int[] array) {
// some reasonable compromise for initial size
IntBuffer buf = new IntBuffer(array.length);
for (int i = 0; i < l(array); i++) {
int value = array[i];
if (value != 0) {
buf.add(i);
buf.add(value);
}
}
return buf;
}
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(Iterator i) { return iteratorCount_int_close(i); } // consumes the iterator && closes it if possible
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(IMultiMap mm) { return mm == null ? 0 : mm.size(); }
static int l(IntBuffer b) { return b == null ? 0 : b.size(); }
static int iteratorCount_int_close(Iterator i) { try {
int n = 0;
if (i != null) while (i.hasNext()) { i.next(); ++n; }
if (i instanceof AutoCloseable) ((AutoCloseable) i).close();
return n;
} catch (Exception __e) { throw rethrow(__e); } }
static RuntimeException rethrow(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
static RuntimeException rethrow(String msg, Throwable t) {
throw new RuntimeException(msg, t);
}
static void _handleError(Error e) {
//call(javax(), '_handleError, e);
}
static class IntBuffer implements Iterable {
int[] data;
int size;
IntBuffer() {}
IntBuffer(int size) { if (size != 0) data = new int[size]; }
IntBuffer(Iterable l) {
if (l instanceof Collection) allocate(((Collection) l).size());
addAll(l);
}
void add(int i) {
if (size >= lIntArray(data)) {
data = resizeIntArray(data, Math.max(1, toInt(Math.min(maximumSafeArraySize(), lIntArray(data)*2L))));
if (size >= data.length) throw fail("IntBuffer too large: " + size);
}
data[size++] = i;
}
void allocate(int n) {
data = resizeIntArray(data, max(n, size()));
}
void setSize(int n) {
data = resizeIntArray(data, n);
size = min(l(data), size);
}
void addAll(Iterable l) {
if (l != null) for (int i : l) add(i);
}
void addAll(int... l) {
if (l != null) for (int i : l) add(i);
}
// Note: may return the internal array
final int[] toIntArray(){ return toArray(); }
int[] toArray() {
return size == 0 ? null : resizeIntArray(data, size);
}
List toList() {
return intArrayToList(data, 0, size);
}
List asVirtualList() {
return new RandomAccessAbstractList() {
public int size() { return size; }
public Integer get(int i) { return IntBuffer.this.get(i); }
public Integer set(int i, Integer val) {
Integer a = get(i);
data[i] = val;
return a;
}
};
}
void reset() { size = 0; }
void clear() { reset(); }
int size() { return size; }
boolean isEmpty() { return size == 0; }
int get(int idx) {
if (idx >= size) throw fail("Index out of range: " + idx + "/" + size);
return data[idx];
}
void set(int idx, int value) {
if (idx >= size) throw fail("Index out of range: " + idx + "/" + size);
data[idx] = value;
}
int popLast() {
if (size == 0) throw fail("empty buffer");
return data[--size];
}
int last() { return data[size-1]; }
int nextToLast() { return data[size-2]; }
public String toString() { return squareBracket(joinWithSpace(toList())); }
public Iterator iterator() {
return new IterableIterator() {
int i = 0;
public boolean hasNext() { return i < size; }
public Integer next() {
//if (!hasNext()) fail("Index out of bounds: " + i);
return data[i++];
}
};
}
public IntegerIterator integerIterator() {
return new IntegerIterator() {
int i = 0;
public boolean hasNext() { return i < size; }
public int next() {
//if (!hasNext()) fail("Index out of bounds: " + i);
return data[i++];
}
public String toString() { return "Iterator@" + i + " over " + IntBuffer.this; }
};
}
void trimToSize() {
data = resizeIntArray(data, size);
}
}
// you still need to implement hasNext() and next()
static abstract class IterableIterator implements Iterator, Iterable {
public Iterator iterator() {
return this;
}
public void remove() {
unsupportedOperation();
}
}
abstract static class RandomAccessAbstractList extends AbstractList implements RandomAccess {
}
abstract static class IntegerIterator {
abstract boolean hasNext();
abstract int next();
}
static void addAll(Collection c, Iterable b) {
if (c != null && b != null) for (A a : b) c.add(a);
}
static boolean addAll(Collection c, Collection b) {
return c != null && b != null && c.addAll(b);
}
static boolean addAll(Collection c, B... b) {
return c != null && b != null && c.addAll(Arrays.asList(b));
}
static Map addAll(Map a, Map extends A,? extends B> b) {
if (a != null && b != null) a.putAll(b);
return a;
}
static A addAll(A c, Collection extends Component> components) {
return addComponents(c, components);
}
static A addAll(A c, Component... components) {
return addComponents(c, components);
}
static int lIntArray(int[] a) {
return a == null ? 0 : a.length;
}
static int[] resizeIntArray(int[] a, int n) {
if (n == lIntArray(a)) return a;
int[] b = new int[n];
arraycopy(a, 0, b, 0, Math.min(lIntArray(a), n));
return b;
}
static int toInt(Object o) {
if (o == null) return 0;
if (o instanceof Number)
return ((Number) o).intValue();
if (o instanceof String)
return parseInt((String) o);
if (o instanceof Boolean)
return boolToInt((Boolean) o);
throw fail("woot not int: " + getClassName(o));
}
static int toInt(long l) {
if (l != (int) l) throw fail("Too large for int: " + l);
return (int) l;
}
static int maximumSafeArraySize() {
return Integer.MAX_VALUE-8;
}
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(Object... objects) { throw new Fail(objects); }
static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); }
static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); }
static int max(int a, int b) { return Math.max(a, b); }
static int max(int a, int b, int c) { return max(max(a, b), c); }
static long max(int a, long b) { return Math.max((long) a, b); }
static long max(long a, long b) { return Math.max(a, b); }
static double max(int a, double b) { return Math.max((double) a, b); }
static float max(float a, float b) { return Math.max(a, b); }
static double max(double a, double b) { return Math.max(a, b); }
static int max(Collection c) {
int x = Integer.MIN_VALUE;
for (int i : c) x = max(x, i);
return x;
}
static double max(double[] c) {
if (c.length == 0) return Double.MIN_VALUE;
double x = c[0];
for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]);
return x;
}
static float max(float[] c) {
if (c.length == 0) return Float.MAX_VALUE;
float x = c[0];
for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]);
return x;
}
static byte max(byte[] c) {
byte x = -128;
for (byte d : c) if (d > x) x = d;
return x;
}
static short max(short[] c) {
short x = -0x8000;
for (short d : c) if (d > x) x = d;
return x;
}
static int max(int[] c) {
int x = Integer.MIN_VALUE;
for (int d : c) if (d > x) x = d;
return x;
}
static > A max(A a, A b) {
return cmp(a, b) >= 0 ? a : b;
}
static int min(int a, int b) {
return Math.min(a, b);
}
static long min(long a, long b) {
return Math.min(a, b);
}
static float min(float a, float b) { return Math.min(a, b); }
static float min(float a, float b, float c) { return min(min(a, b), c); }
static double min(double a, double b) {
return Math.min(a, b);
}
static double min(double[] c) {
double x = Double.MAX_VALUE;
for (double d : c) x = Math.min(x, d);
return x;
}
static float min(float[] c) {
float x = Float.MAX_VALUE;
for (float d : c) x = Math.min(x, d);
return x;
}
static byte min(byte[] c) {
byte x = 127;
for (byte d : c) if (d < x) x = d;
return x;
}
static short min(short[] c) {
short x = 0x7FFF;
for (short d : c) if (d < x) x = d;
return x;
}
static int min(int[] c) {
int x = Integer.MAX_VALUE;
for (int d : c) if (d < x) x = d;
return x;
}
static void add(BitSet bs, int i) {
bs.set(i);
}
static boolean add(Collection c, A a) {
return c != null && c.add(a);
}
static void add(Container c, Component x) {
addToContainer(c, x);
}
static long add(AtomicLong l, long b) {
return l.addAndGet(b);
}
static Object[] toArray(Collection c) {
return toObjectArray(c);
}
static A[] toArray(Class type, Iterable c) {
return toArray(c, type);
}
static A[] toArray(Class type, Collection c) {
return toArray(c, type);
}
static A[] toArray(Collection c, Class type) {
A[] a = arrayOfType(l(c), type);
if (a.length == 0) return a;
asList(c).toArray(a);
return a;
}
static A[] toArray(Iterable c, Class type) {
var c2 = asList(c);
A[] a = arrayOfType(l(c2), type);
if (a.length == 0) return a;
c2.toArray(a);
return a;
}
// array must have correct length and will be filled
static A[] toArray(A[] array, Collection c) {
if (array == null || c == null) return null;
asList(c).toArray(array);
return array;
}
static ArrayList toList(A[] a) { return asList(a); }
static ArrayList toList(int[] a) { return asList(a); }
static ArrayList toList(Set s) { return asList(s); }
static ArrayList toList(Iterable s) { return asList(s); }
static ArrayList intArrayToList(int[] a) {
if (a == null) return null;
return intArrayToList(a, 0, a.length);
}
// no range checking on from/to in the interest of S P E E E E E EEED
static ArrayList intArrayToList(int[] a, int from, int to) {
if (a == null) return null;
ArrayList < Integer > l = new ArrayList<>(to-from);
for (int i = from; i < to; i++) l.add(a[i]);
return l;
}
static List asVirtualList(A[] a) {
return wrapArrayAsList(a);
}
// get purpose 1: access a list/array/map (safer version of x.get(y))
static A get(List l, int idx) {
return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null;
}
// seems to conflict with other signatures
/*static B get(Map map, A key) {
ret map != null ? map.get(key) : null;
}*/
static A get(A[] l, int idx) {
return idx >= 0 && idx < l(l) ? l[idx] : null;
}
// default to false
static boolean get(boolean[] l, int idx) {
return idx >= 0 && idx < l(l) ? l[idx] : false;
}
// get purpose 2: access a field by reflection or a map
static Object get(Object o, String field) {
try {
if (o == null) return null;
if (o instanceof Class) return get((Class) o, field);
if (o instanceof Map)
return ((Map) o).get(field);
Field f = getOpt_findField(o.getClass(), field);
if (f != null) {
makeAccessible(f);
return f.get(o);
}
if (o instanceof DynamicObject)
return getOptDynOnly(((DynamicObject) o), field);
} catch (Exception e) {
throw asRuntimeException(e);
}
throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName());
}
static Object get_raw(String field, Object o) {
return get_raw(o, field);
}
static Object get_raw(Object o, String field) { try {
if (o == null) return null;
Field f = get_findField(o.getClass(), field);
makeAccessible(f);
return f.get(o);
} catch (Exception __e) { throw rethrow(__e); } }
static Object get(Class c, String field) {
try {
Field f = get_findStaticField(c, field);
makeAccessible(f);
return f.get(null);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
static Field get_findStaticField(Class> c, String field) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields())
if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0)
return f;
_c = _c.getSuperclass();
} while (_c != null);
throw new RuntimeException("Static field '" + field + "' not found in " + c.getName());
}
static Field get_findField(Class> c, String field) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields())
if (f.getName().equals(field))
return f;
_c = _c.getSuperclass();
} while (_c != null);
throw new RuntimeException("Field '" + field + "' not found in " + c.getName());
}
static Object get(String field, Object o) {
return get(o, field);
}
static boolean get(BitSet bs, int idx) {
return bs != null && bs.get(idx);
}
static A set(A o, String field, Object value) {
if (o == null) return null;
if (o instanceof Class) set((Class) o, field, value);
else try {
Field f = set_findField(o.getClass(), field);
makeAccessible(f);
smartSet(f, o, value);
} catch (Exception e) {
throw new RuntimeException(e);
}
return o;
}
static void set(Class c, String field, Object value) {
if (c == null) return;
try {
Field f = set_findStaticField(c, field);
makeAccessible(f);
smartSet(f, null, value);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
static Field set_findStaticField(Class> c, String field) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields())
if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0)
return f;
_c = _c.getSuperclass();
} while (_c != null);
throw new RuntimeException("Static field '" + field + "' not found in " + c.getName());
}
static Field set_findField(Class> c, String field) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields())
if (f.getName().equals(field))
return f;
_c = _c.getSuperclass();
} while (_c != null);
throw new RuntimeException("Field '" + field + "' not found in " + c.getName());
}
static void set(BitSet bs, int idx) {
{ if (bs != null) bs.set(idx); }
}
static String squareBracket(String s) {
return "[" + s + "]";
}
static String joinWithSpace(Iterable c) {
return join(" ", c);
}
static String joinWithSpace(String... c) {
return join(" ", c);
}
static Iterator iterator(Iterable c) {
return c == null ? emptyIterator() : c.iterator();
}
static UnsupportedOperationException unsupportedOperation() {
throw new UnsupportedOperationException();
}
static A addComponents(A c, Collection extends Component> components) {
if (nempty(components)) { swing(() -> {
for (Component comp : components)
if (comp != null)
c.add(comp);
revalidate(c);
}); }
return c;
}
static A addComponents(A c, Component... components) {
return addComponents(c, asList(components));
}
static void arraycopy(Object[] a, Object[] b) {
if (a != null && b != null)
arraycopy(a, 0, b, 0, Math.min(a.length, b.length));
}
static void arraycopy(Object src, int srcPos, int destPos, int n) { arraycopy(src, srcPos, src, destPos, n); }
static void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) {
if (n != 0)
System.arraycopy(src, srcPos, dest, destPos, n);
}
static int parseInt(String s) {
return emptyString(s) ? 0 : Integer.parseInt(s);
}
static int parseInt(char c) {
return Integer.parseInt(str(c));
}
static int boolToInt(boolean b) {
return b ? 1 : 0;
}
static String getClassName(Object o) {
return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName();
}
static RuntimeException asRuntimeException(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
static int cmp(Number a, Number b) {
return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue());
}
static int cmp(double a, double b) {
return a < b ? -1 : a == b ? 0 : 1;
}
static int cmp(int a, int b) {
return a < b ? -1 : a == b ? 0 : 1;
}
static int cmp(long a, long b) {
return a < b ? -1 : a == b ? 0 : 1;
}
static int cmp(Object a, Object b) {
if (a == null) return b == null ? 0 : -1;
if (b == null) return 1;
return ((Comparable) a).compareTo(b);
}
static void addToContainer(Container a, Component... b) {
if (a == null) return;
{ swing(() -> {
for (Component c : unnullForIteration(b))
if (c != null)
a.add(c);
}); }
}
// binary legacy signature
static Object[] toObjectArray(Collection c) {
return toObjectArray((Iterable) c);
}
static Object[] toObjectArray(Iterable c) {
List l = asList(c);
return l.toArray(new Object[l.size()]);
}
static A[] arrayOfType(Class type, int n) {
return makeArray(type, n);
}
static A[] arrayOfType(int n, Class type) {
return arrayOfType(type, n);
}
// unclear semantics as to whether return null on null
static ArrayList asList(A[] a) {
return a == null ? new ArrayList() : new ArrayList(Arrays.asList(a));
}
static ArrayList asList(int[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (int i : a) l.add(i);
return l;
}
static ArrayList asList(long[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (long i : a) l.add(i);
return l;
}
static ArrayList asList(float[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (float i : a) l.add(i);
return l;
}
static ArrayList asList(double[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (double i : a) l.add(i);
return l;
}
static ArrayList asList(short[] a) {
if (a == null) return null;
ArrayList l = emptyList(a.length);
for (short i : a) l.add(i);
return l;
}
static ArrayList asList(Iterator it) {
ArrayList l = new ArrayList();
if (it != null)
while (it.hasNext())
l.add(it.next());
return l;
}
// disambiguation
static ArrayList asList(IterableIterator s) {
return asList((Iterator) s);
}
static ArrayList asList(Iterable s) {
if (s instanceof ArrayList) return (ArrayList) s;
ArrayList l = new ArrayList();
if (s != null)
for (A a : s)
l.add(a);
return l;
}
static ArrayList asList(Enumeration e) {
ArrayList l = new ArrayList();
if (e != null)
while (e.hasMoreElements())
l.add(e.nextElement());
return l;
}
static List asList(Pair p) {
return p == null ? null : ll(p.a, p.b);
}
static List wrapArrayAsList(A[] a) {
return a == null ? null : Arrays.asList(a);
}
static Field getOpt_findField(Class> c, String field) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields())
if (f.getName().equals(field))
return f;
_c = _c.getSuperclass();
} while (_c != null);
return null;
}
static Field makeAccessible(Field f) {
try {
f.setAccessible(true);
} catch (Throwable e) {
// Note: The error reporting only works with Java VM option --illegal-access=deny
vmBus_send("makeAccessible_error", e, f);
}
return f;
}
static Method makeAccessible(Method m) {
try {
m.setAccessible(true);
} catch (Throwable e) {
vmBus_send("makeAccessible_error", e, m);
}
return m;
}
static Constructor makeAccessible(Constructor c) {
try {
c.setAccessible(true);
} catch (Throwable e) {
vmBus_send("makeAccessible_error", e, c);
}
return c;
}
static Object getOptDynOnly(DynamicObject o, String field) {
if (o == null || o.fieldValues == null) return null;
return o.fieldValues.get(field);
}
static void smartSet(Field f, Object o, Object value) throws Exception {
try {
f.set(o, value);
} catch (Exception e) {
Class type = f.getType();
// take care of common case (long to int)
if (type == int.class && value instanceof Long)
{ f.set(o, ((Long) value).intValue()); return; }
if (type == boolean.class && value instanceof String)
{ f.set(o, isTrueOrYes(((String) value))); return; }
if (type == LinkedHashMap.class && value instanceof Map)
{ f.set(o, asLinkedHashMap((Map) value)); return; }
throw e;
}
}
public static String join(String glue, Iterable strings) {
if (strings == null) return "";
if (strings instanceof Collection) {
if (((Collection) strings).size() == 1) return str(first((Collection) strings));
}
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));
}
public static String join(String glue, Object... 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 Iterator emptyIterator() {
return Collections.emptyIterator();
}
static boolean nempty(Collection c) {
return !empty(c);
}
static boolean nempty(CharSequence s) {
return !empty(s);
}
static boolean nempty(Object[] o) { return !empty(o); }
static boolean nempty(byte[] o) { return !empty(o); }
static boolean nempty(int[] o) { return !empty(o); }
static boolean nempty(BitSet bs) { return !empty(bs); }
static boolean nempty(Map m) {
return !empty(m);
}
static boolean nempty(Iterator i) {
return i != null && i.hasNext();
}
static boolean nempty(IMultiMap mm) { return mm != null && mm.size() != 0; }
static boolean nempty(Object o) { return !empty(o); }
static boolean nempty(IntBuffer b) { return b != null && !b.isEmpty(); }
static boolean nempty(Rect r) { return r != null && r.w != 0 && r.h != 0; }
static Object swing(Object f) {
return swingAndWait(f);
}
static void swing(Runnable f) {
swingAndWait(f);
}
static A swing(F0 f) {
return (A) swingAndWait(f);
}
static A swing(IF0 f) {
return (A) swingAndWait(f);
}
static A revalidate(final A c) {
if (c == null || !c.isShowing()) return c;
{ swing(() -> {
// magic combo to actually relayout and repaint
c.revalidate();
c.repaint();
}); }
return c;
}
static void revalidate(JFrame f) { revalidate((Component) f); }
static void revalidate(JInternalFrame f) { revalidate((Component) f); }
static boolean emptyString(String s) {
return s == null || s.length() == 0;
}
static String str(Object o) {
return o == null ? "null" : o.toString();
}
static String str(char[] c) {
return new String(c);
}
static String str(char[] c, int offset, int count) {
return new String(c, offset, count);
}
static String unnullForIteration(String s) {
return s == null ? "" : s;
}
static Collection unnullForIteration(Collection l) {
return l == null ? immutableEmptyList() : l;
}
static List unnullForIteration(List l) { return l == null ? immutableEmptyList() : l; }
static int[] unnullForIteration(int[] l) { return l == null ? emptyIntArray() : l; }
static char[] unnullForIteration(char[] l) { return l == null ? emptyCharArray() : l; }
static double[] unnullForIteration(double[] l) { return l == null ? emptyDoubleArray() : l; }
static short[] unnullForIteration(short[] l) { return l == null ? emptyShortArray() : l; }
static Map unnullForIteration(Map l) {
return l == null ? immutableEmptyMap() : l;
}
static Iterable unnullForIteration(Iterable i) {
return i == null ? immutableEmptyList() : i;
}
static A[] unnullForIteration(A[] a) {
return a == null ? (A[]) emptyObjectArray() : a;
}
static BitSet unnullForIteration(BitSet b) {
return b == null ? new BitSet() : b;
}
static Pt unnullForIteration(Pt p) {
return p == null ? new Pt() : p;
}
//ifclass Symbol
static Symbol unnullForIteration(Symbol s) {
return s == null ? emptySymbol() : s;
}
//endif
static Pair unnullForIteration(Pair p) {
return p != null ? p : new Pair(null, null);
}
static long unnullForIteration(Long l) { return l == null ? 0L : l; }
static A[] makeArray(Class type, int n) {
return (A[]) Array.newInstance(type, n);
}
static ArrayList emptyList() {
return new ArrayList();
//ret Collections.emptyList();
}
static ArrayList emptyList(int capacity) {
return new ArrayList(max(0, capacity));
}
// Try to match capacity
static ArrayList emptyList(Iterable l) {
return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList();
}
static ArrayList emptyList(Object[] l) {
return emptyList(l(l));
}
// get correct type at once
static ArrayList emptyList(Class c) {
return new ArrayList();
}
static List ll(A... a) {
ArrayList l = new ArrayList(a.length);
if (a != null) for (A x : a) l.add(x);
return l;
}
static void vmBus_send(String msg, Object... args) {
Object arg = vmBus_wrapArgs(args);
pcallFAll_minimalExceptionHandling(vm_busListeners_live(), msg, arg);
pcallFAll_minimalExceptionHandling(vm_busListenersByMessage_live().get(msg), msg, arg);
}
static void vmBus_send(String msg) {
vmBus_send(msg, (Object) null);
}
static boolean isTrueOrYes(Object o) {
return isTrueOpt(o) || o instanceof String && (eqicOneOf(((String) o), "1", "t", "true") || isYes(((String) o)));
}
static LinkedHashMap asLinkedHashMap(Map map) {
if (map instanceof LinkedHashMap) return (LinkedHashMap) map;
LinkedHashMap m = new LinkedHashMap();
if (map != null) synchronized(collectionMutex(map)) {
m.putAll(map);
}
return m;
}
static Object first(Object list) {
return first((Iterable) list);
}
static A first(List list) {
return empty(list) ? null : list.get(0);
}
static A first(A[] bla) {
return bla == null || bla.length == 0 ? null : bla[0];
}
static Pair first(Map map) {
return mapEntryToPair(first(entrySet(map)));
}
static Pair first(MultiMap mm) {
if (mm == null) return null;
var e = first(mm.data.entrySet());
if (e == null) return null;
return pair(e.getKey(), first(e.getValue()));
}
static A first(IterableIterator i) {
return first((Iterator) i);
}
static A first(Iterator i) {
return i == null || !i.hasNext() ? null : i.next();
}
static A first(Iterable i) {
if (i == null) return null;
Iterator it = i.iterator();
return it.hasNext() ? it.next() : null;
}
static Character first(String s) { return empty(s) ? null : s.charAt(0); }
static Character first(CharSequence s) { return empty(s) ? null : s.charAt(0); }
static A first(Pair p) {
return p == null ? null : p.a;
}
static Byte first(byte[] l) {
return empty(l) ? null : l[0];
}
static int first(IntBuffer buf) {
return buf.get(0);
}
static A first(A[] l, IF1 pred) {
return firstThat(l, pred);
}
static A first(Iterable l, IF1 pred) {
return firstThat(l, pred);
}
static A first(IF1 pred, Iterable l) {
return firstThat(pred, l);
}
static boolean empty(Collection c) { return c == null || c.isEmpty(); }
static boolean empty(Iterable c) { return c == null || !c.iterator().hasNext(); }
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(BitSet bs) { return bs == null || bs.isEmpty(); }
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(Iterator i) { return i == null || !i.hasNext(); }
static boolean empty(double[] a) { return a == null || a.length == 0; }
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 boolean empty(short[] a) { return a == null || a.length == 0; }
static boolean empty(IMultiMap mm) { return mm == null || mm.size() == 0; }
static boolean empty(File f) { return getFileSize(f) == 0; }
static boolean empty(IntBuffer b) { return b == null || b.isEmpty(); }
static boolean empty(Rect r) { return !(r != null && r.w != 0 && r.h != 0); }
static void swingAndWait(Runnable r) { try {
if (isAWTThread())
r.run();
else
EventQueue.invokeAndWait(addThreadInfoToRunnable(r));
} catch (Exception __e) { throw rethrow(__e); } }
static Object swingAndWait(final Object f) {
if (isAWTThread())
return callF(f);
else {
final Var result = new Var();
swingAndWait(new Runnable() { public void run() { try {
result.set(callF(f));
} catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "result.set(callF(f));"; }});
return result.get();
}
}
static List immutableEmptyList() {
return Collections.emptyList();
}
static int[] emptyIntArray_a = new int[0];
static int[] emptyIntArray() { return emptyIntArray_a; }
static char[] emptyCharArray = new char[0];
static char[] emptyCharArray() { return emptyCharArray; }
static double[] emptyDoubleArray = new double[0];
static double[] emptyDoubleArray() { return emptyDoubleArray; }
static short[] emptyShortArray = new short[0];
static short[] emptyShortArray() { return emptyShortArray; }
static Map immutableEmptyMap() {
return Collections.emptyMap();
}
static Object[] emptyObjectArray_a = new Object[0];
static Object[] emptyObjectArray() { return emptyObjectArray_a; }
static Symbol emptySymbol_value;
static Symbol emptySymbol() {
if (emptySymbol_value == null) emptySymbol_value = symbol("");
return emptySymbol_value;
}
static Object vmBus_wrapArgs(Object... args) {
return empty(args) ? null
: l(args) == 1 ? args[0]
: args;
}
static void pcallFAll_minimalExceptionHandling(Collection l, Object... args) {
if (l != null) for (Object f : cloneList(l)) { ping(); pcallF_minimalExceptionHandling(f, args); }
}
static void pcallFAll_minimalExceptionHandling(Iterator it, Object... args) {
while (it.hasNext()) { ping(); pcallF_minimalExceptionHandling(it.next(), args); }
}
static Set vm_busListeners_live_cache;
static Set vm_busListeners_live() { if (vm_busListeners_live_cache == null) vm_busListeners_live_cache = vm_busListeners_live_load(); return vm_busListeners_live_cache;}
static Set vm_busListeners_live_load() {
return vm_generalIdentityHashSet("busListeners");
}
static Map vm_busListenersByMessage_live_cache;
static Map vm_busListenersByMessage_live() { if (vm_busListenersByMessage_live_cache == null) vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load(); return vm_busListenersByMessage_live_cache;}
static Map vm_busListenersByMessage_live_load() {
return vm_generalHashMap("busListenersByMessage");
}
static boolean isTrueOpt(Object o) {
if (o instanceof Boolean)
return ((Boolean) o).booleanValue();
return false;
}
static boolean isTrueOpt(String field, Object o) {
return isTrueOpt(getOpt(field, o));
}
static boolean eqicOneOf(String s, String... l) {
for (String x : l) if (eqic(s, x)) return true; return false;
}
static List isYes_yesses = litlist("y", "yes", "yeah", "y", "yup", "yo", "corect", "sure", "ok", "afirmative"); // << collapsed words, so "corect" means "correct"
static boolean isYes(String s) {
return isYes_yesses.contains(collapseWord(toLowerCase(firstWord2(s))));
}
// TODO: JDK 17!! ?? No! Yes? Yes!!
static Object collectionMutex(List l) {
return l;
}
static Object collectionMutex(Object o) {
if (o instanceof List) return o;
// TODO: actually use our own maps so we can get the mutex properly
String c = className(o);
return o;
}
static Pair mapEntryToPair(Map.Entry e) {
return e == null ? null : pair(e.getKey(), e.getValue());
}
static Set> entrySet(Map map) {
return _entrySet(map);
}
static Pair pair(A a, B b) {
return new Pair(a, b);
}
static Pair pair(A a) {
return new Pair(a, a);
}
static A firstThat(Iterable l, IF1 pred) {
for (A a : unnullForIteration(l))
if (pred.get(a))
return a;
return null;
}
static A firstThat(A[] l, IF1 pred) {
for (A a : unnullForIteration(l))
if (pred.get(a))
return a;
return null;
}
static A firstThat(IF1 pred, Iterable l) {
return firstThat(l, pred);
}
static A firstThat(IF1 pred, A[] l) {
return firstThat(l, pred);
}
static String getType(Object o) {
return getClassName(o);
}
static long getFileSize(String path) {
return path == null ? 0 : new File(path).length();
}
static long getFileSize(File f) {
return f == null ? 0 : f.length();
}
// 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 Runnable addThreadInfoToRunnable(final Object r) {
final Object info = _threadInfo();
return info == null ? asRunnable(r) : new Runnable() { public void run() { try { _inheritThreadInfo(info); callF(r);
} catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "_inheritThreadInfo(info); callF(r);"; }};
}
static Map> callF_cache = newDangerousWeakHashMap();
static A callF(F0 f) {
return f == null ? null : f.get();
}
static B callF(F1 f, A a) {
return f == null ? null : f.get(a);
}
static A callF(IF0 f) {
return f == null ? null : f.get();
}
static B callF(IF1 f, A a) {
return f == null ? null : f.get(a);
}
static B callF(A a, IF1 f) {
return f == null ? null : f.get(a);
}
static void callF(VF1 f, A a) {
if (f != null) f.get(a);
}
static void callF(A a, IVF1 f) {
if (f != null) f.get(a);
}
static void callF(IVF1 f, A a) {
if (f != null) f.get(a);
}
static Object callF(Runnable r) { { if (r != null) r.run(); } return null; }
static Object callF(Object f, Object... args) {
return safeCallF(f, args);
}
static Object safeCallF(Object f, Object... 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) {
if (f instanceof String)
throw fail("Legacy call: " + f);
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));
}
// 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")) {
makeAccessible(m);
l.add(m);
}
if (!l.isEmpty()) break;
_c = _c.getSuperclass();
} while (_c != null);
callF_cache.put(c, l);
return l;
}
static WeakHasherMap symbol_map = new WeakHasherMap(new Hasher() {
public int hashCode(Symbol symbol) { return symbol.text.hashCode(); }
public boolean equals(Symbol a, Symbol b) {
if (a == null) return b == null;
return b != null && eq(a.text, b.text);
}
});
static Symbol symbol(String s) {
if (s == null) return null;
synchronized(symbol_map) {
// TODO: avoid object creation by passing the string to findKey
Symbol symbol = new Symbol(s, true);
Symbol existingSymbol = symbol_map.findKey(symbol);
if (existingSymbol == null)
symbol_map.put(existingSymbol = symbol, true);
return existingSymbol;
}
}
static Symbol symbol(CharSequence s) {
if (s == null) return null;
if (s instanceof Symbol) return (Symbol) s;
if (s instanceof String) return symbol((String) s);
return symbol(str(s));
}
static Symbol symbol(Object o) {
return symbol((CharSequence) o);
}
static ArrayList cloneList(Iterable l) {
return l instanceof Collection ? cloneList((Collection) l) : asList(l);
}
static ArrayList cloneList(Collection l) {
if (l == null) return new ArrayList();
synchronized(collectionMutex(l)) {
return new ArrayList(l);
}
}
//sbool ping_actions_shareable = true;
static volatile boolean ping_pauseAll = false;
static int ping_sleep = 100; // poll pauseAll flag every 100
static volatile boolean ping_anyActions = false;
static Map ping_actions = newWeakHashMap();
static ThreadLocal ping_isCleanUpThread = new ThreadLocal();
// always returns true
static boolean ping() {
//ifdef useNewPing
newPing();
//endifdef
if (ping_pauseAll || ping_anyActions) ping_impl(true /* XXX */);
//ifndef LeanMode ping_impl(); endifndef
return true;
}
// returns true when it slept
static boolean ping_impl(boolean okInCleanUp) { try {
if (ping_pauseAll && !isAWTThread()) {
do
Thread.sleep(ping_sleep);
while (ping_pauseAll);
return true;
}
if (ping_anyActions) { // don't allow sharing ping_actions
if (!okInCleanUp && !isTrue(ping_isCleanUpThread.get()))
failIfUnlicensed();
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 Object pcallF_minimalExceptionHandling(Object f, Object... args) {
try {
return callFunction(f, args);
} catch (Throwable e) {
System.out.println(getStackTrace(e));
_storeException(e);
}
return null;
}
static Set vm_generalIdentityHashSet(Object name) {
synchronized(vm_generalMap()) {
Set set = (Set) (vm_generalMap_get(name));
if (set == null)
vm_generalMap_put(name, set = syncIdentityHashSet());
return set;
}
}
static Map vm_generalHashMap(Object name) {
synchronized(vm_generalMap()) {
Map m = (Map) (vm_generalMap_get(name));
if (m == null)
vm_generalMap_put(name, m = syncHashMap());
return m;
}
}
static Object getOpt(Object o, String field) {
return getOpt_cached(o, field);
}
static Object getOpt(String field, Object o) {
return getOpt_cached(o, field);
}
static Object getOpt_raw(Object o, String field) { try {
Field f = getOpt_findField(o.getClass(), field);
if (f == null) return null;
makeAccessible(f);
return f.get(o);
} catch (Exception __e) { throw rethrow(__e); } }
// access of static fields is not yet optimized
static Object getOpt(Class c, String field) { try {
if (c == null) return null;
Field f = getOpt_findStaticField(c, field);
if (f == null) return null;
makeAccessible(f);
return f.get(null);
} catch (Exception __e) { throw rethrow(__e); } }
static Field getOpt_findStaticField(Class> c, String field) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields())
if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0)
return f;
_c = _c.getSuperclass();
} while (_c != null);
return null;
}
static boolean eqic(String a, String b) {
if ((a == null) != (b == null)) return false;
if (a == null) return true;
return a.equalsIgnoreCase(b);
}
static boolean eqic(Symbol a, Symbol b) {
return eq(a, b);
}
static boolean eqic(Symbol a, String b) {
return eqic(asString(a), b);
}
static boolean eqic(char a, char b) {
if (a == b) return true;
char u1 = Character.toUpperCase(a);
char u2 = Character.toUpperCase(b);
if (u1 == u2) return true;
return Character.toLowerCase(u1) == Character.toLowerCase(u2);
}
static ArrayList litlist(A... a) {
ArrayList l = new ArrayList(a.length);
for (A x : a) l.add(x);
return l;
}
static String collapseWord(String s) {
if (s == null) return "";
StringBuilder buf = new StringBuilder();
for (int i = 0; i < l(s); i++)
if (i == 0 || !charactersEqualIC(s.charAt(i), s.charAt(i-1)))
buf.append(s.charAt(i));
return buf.toString();
}
static List toLowerCase(List strings) {
List x = new ArrayList();
for (String s : strings)
x.add(s.toLowerCase());
return x;
}
static String[] toLowerCase(String[] strings) {
String[] x = new String[l(strings)];
for (int i = 0; i < l(strings); i++)
x[i] = strings[i].toLowerCase();
return x;
}
static String toLowerCase(String s) {
return s == null ? "" : s.toLowerCase();
}
static String firstWord2(String s) {
s = xltrim(s);
if (empty(s)) return "";
if (isLetterOrDigit(first(s)))
return takeCharsWhile(__22 -> isLetterOrDigit(__22), s);
else return "" + first(s);
}
static String className(Object o) {
return getClassName(o);
}
static Set> _entrySet(Map map) {
return map == null ? Collections.EMPTY_SET : map.entrySet();
}
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> _threadInfo_makers = synchroList();
static Object _threadInfo() {
if (empty(_threadInfo_makers)) return null;
HashMap map = new HashMap();
pcallFAll(_threadInfo_makers, map);
return map;
}
static Runnable asRunnable(Object o) {
return toRunnable(o);
}
static void _inheritThreadInfo(Object info) {
_threadInheritInfo(info);
}
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 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 != l(args)) {
if (debug)
print("Bad parameter length: " + args.length + " vs " + types.length);
return false;
}
for (int i = 0; i < types.length; i++) {
Object arg = args[i];
if (!(arg == null ? !types[i].isPrimitive()
: isInstanceX(types[i], arg))) {
if (debug)
print("Bad parameter " + i + ": " + arg + " vs " + types[i]);
return false;
}
}
return true;
}
static boolean eq(Object a, Object b) {
return a == b || a != null && b != null && a.equals(b);
}
// a little kludge for stuff like eq(symbol, "$X")
static boolean eq(Symbol a, String b) {
return eq(str(a), b);
}
static Map newWeakHashMap() {
return _registerWeakMap(synchroMap(new WeakHashMap()));
}
static void newPing() {
var tl = newPing_actionTL();
Runnable action = tl == null ? null : tl.get();
{ if (action != null) action.run(); }
}
static boolean isTrue(Object o) {
if (o instanceof Boolean)
return ((Boolean) o).booleanValue();
if (o == null) return false;
if (o instanceof ThreadLocal) // TODO: remove this
return isTrue(((ThreadLocal) o).get());
throw fail(getClassName(o));
}
static boolean isTrue(Boolean b) {
return b != null && b.booleanValue();
}
static void failIfUnlicensed() {
assertTrue("license off", licensed());
}
static Thread currentThread() {
return Thread.currentThread();
}
static Object callFunction(Object f, Object... args) {
return callF(f, args);
}
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());
}
static String getStackTrace(String msg) {
return getStackTrace_noRecord(new Throwable(msg));
}
static Throwable _storeException_value;
static void _storeException(Throwable e) {
_storeException_value = e;
}
static Map vm_generalMap_map;
static Map vm_generalMap() {
if (vm_generalMap_map == null)
vm_generalMap_map = (Map) get(javax(), "generalMap");
return vm_generalMap_map;
}
static Object vm_generalMap_get(Object key) {
return vm_generalMap().get(key);
}
static Object vm_generalMap_put(Object key, Object value) {
return mapPutOrRemove(vm_generalMap(), key, value);
}
static Set syncIdentityHashSet() {
return (Set) synchronizedSet(identityHashSet());
}
static Map syncHashMap() {
return synchroHashMap();
}
//static final Map> getOpt_cache = newDangerousWeakHashMap(f getOpt_special_init);
static class getOpt_Map extends WeakHashMap {
getOpt_Map() {
if (getOpt_special == null) getOpt_special = new HashMap();
clear();
}
public void clear() {
super.clear();
//print("getOpt clear");
put(Class.class, getOpt_special);
put(String.class, getOpt_special);
}
}
static final Map> getOpt_cache = _registerDangerousWeakMap(synchroMap(new getOpt_Map()));
//static final Map> getOpt_cache = _registerWeakMap(synchroMap(new getOpt_Map));
static HashMap getOpt_special; // just a marker
/*static void getOpt_special_init(Map map) {
map.put(Class.class, getOpt_special);
map.put(S.class, getOpt_special);
}*/
static Map getOpt_getFieldMap(Object o) {
Class c = _getClass(o);
HashMap map = getOpt_cache.get(c);
if (map == null)
map = getOpt_makeCache(c);
return map;
}
static Object getOpt_cached(Object o, String field) { try {
if (o == null) return null;
Map map = getOpt_getFieldMap(o);
if (map == getOpt_special) {
if (o instanceof Class)
return getOpt((Class) o, field);
/*if (o instanceof S)
ret getOpt(getBot((S) o), field);*/
if (o instanceof Map)
return ((Map) o).get(field);
}
Field f = map.get(field);
if (f != null) return f.get(o);
if (o instanceof DynamicObject)
return syncMapGet2(((DynamicObject) o).fieldValues, field);
return null;
} catch (Exception __e) { throw rethrow(__e); } }
// used internally - we are in synchronized block
static HashMap getOpt_makeCache(Class c) {
HashMap map;
if (isSubtypeOf(c, Map.class))
map = getOpt_special;
else {
map = new HashMap();
if (!reflection_classesNotToScan().contains(c.getName())) {
Class _c = c;
do {
for (Field f : _c.getDeclaredFields()) {
makeAccessible(f);
String name = f.getName();
if (!map.containsKey(name))
map.put(name, f);
}
_c = _c.getSuperclass();
} while (_c != null);
}
}
if (getOpt_cache != null) getOpt_cache.put(c, map);
return map;
}
static String asString(Object o) {
return o == null ? null : o.toString();
}
static boolean charactersEqualIC(char c1, char c2) {
if (c1 == c2) return true;
char u1 = Character.toUpperCase(c1);
char u2 = Character.toUpperCase(c2);
if (u1 == u2) return true;
return Character.toLowerCase(u1) == Character.toLowerCase(u2);
}
static String xltrim(String s) {
int i = 0, n = l(s);
while (i < n && contains(" \t\r\n", s.charAt(i)))
++i;
return substr(s, i);
}
static boolean isLetterOrDigit(char c) {
return Character.isLetterOrDigit(c);
}
// pred: char -> bool
static String takeCharsWhile(String s, Object pred) {
int i = 0;
while (i < l(s) && isTrue(callF(pred, s.charAt(i)))) ++i;
return substring(s, 0, i);
}
static String takeCharsWhile(IF1 f, String s) {
return takeCharsWhile(s, f);
}
static List synchroList() {
return synchroList(new ArrayList());
}
static List synchroList(List l) {
return Collections.synchronizedList(l);
}
static void pcallFAll(Collection l, Object... args) {
if (l != null) for (Object f : cloneList(l)) pcallF(f, args);
}
static void pcallFAll(Iterator it, Object... args) {
while (it.hasNext()) pcallF(it.next(), args);
}
static Runnable toRunnable(final Object o) {
if (o == null) return null;
if (o instanceof Runnable) return (Runnable) o;
if (o instanceof String) throw fail("callF_legacy");
return new Runnable() { public void run() { try { callF(o) ;
} catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callF(o)"; }};
}
static List> _threadInheritInfo_retrievers = synchroList();
static void _threadInheritInfo(Object info) {
if (info == null) return;
pcallFAll(_threadInheritInfo_retrievers, (Map) info);
}
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