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.text.NumberFormat;
import static x30_pkg.x30_util.DynamicObject;
import java.awt.geom.*;
class main {
static class ImageDiffAsPNG implements G2Drawable , IFieldsToList{
Rect r;
byte[] pngData;
ImageDiffAsPNG() {}
ImageDiffAsPNG(Rect r, byte[] pngData) {
this.pngData = pngData;
this.r = r;}public Object[] _fieldsToList() { return new Object[] {r, pngData}; }
public void drawOn(Graphics2D g) {
var image = diffImage();
if (image != null)
g.drawImage(image, r.x, r.y, null);
}
BufferedImage diffImage() {
return imageFromBytes(pngData);
}
ImageDiffAsPNG(BufferedImage img1, BufferedImage img2) {
this(new ImageDifferenceAsTransparentOverlay(img1, img2));
}
ImageDiffAsPNG(ImageDifferenceAsTransparentOverlay diff) {
r = diff.changedBounds();
if (!empty(r))
pngData = toPNG(clipBufferedImage(diff.get(), r));
}
boolean isEmpty() { return main.empty(r); }
public String toString() {
return isEmpty() ? "No change"
: "Changed area: " + r + ", png bytes: " + n2(l(pngData))
+ ", bits/pixel: " + formatDouble(bitsPerPixel(), 1);
}
double bitsPerPixel() {
return doubleRatio(l(pngData)*8L, area(r));
}
}
static BufferedImage imageFromBytes(byte[] b) { try {
return b == null ? null : ImageIO.read(new ByteArrayInputStream(b));
} catch (Exception __e) { throw rethrow(__e); } }
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(MultiMap mm) { return mm == null || mm.isEmpty(); }
static boolean empty(File f) { return getFileSize(f) == 0; }
static boolean empty(Rect r) { return !(r != null && r.w != 0 && r.h != 0); }
static byte[] toPNG(BufferedImage img) {
return convertToPNG(img);
}
static BufferedImage clipBufferedImage(BufferedImage src, Rectangle clip) {
return clipBufferedImage(src, new Rect(clip));
}
static BufferedImage clipBufferedImage(BufferedImage src, Rect r) {
if (src == null || r == null) return null;
// fixClipRect
r = intersectRects(r, new Rect(0, 0, src.getWidth(), src.getHeight()));
if (rectEmpty(r)) return null; // can't make zero-sized BufferedImage
return src.getSubimage(r.x, r.y, r.w, r.h);
}
static BufferedImage clipBufferedImage(BufferedImage src, int x, int y, int w, int h) {
return clipBufferedImage(src, new Rect(x, y, w, h));
}
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 String n2(long l) { return formatWithThousands(l); }
static String n2(AtomicLong l) { return n2(l.get()); }
static String n2(Collection l) { return n2(l(l)); }
static String n2(Map map) { return n2(l(map)); }
static String n2(double l, String singular) {
return empty(singular) ? str(l) : n2(l, singular, singular + "s");
}
static String n2(double l, String singular, String plural) {
if (fraction(l) == 0)
return n2((long) l, singular, plural);
else
return l + " " + plural;
}
static String n2(long l, String singular, String plural) {
return n_fancy2(l, singular, plural);
}
static String n2(long l, String singular) {
return empty(singular) ? n2(l) : n_fancy2(l, singular, singular + "s");
}
static String n2(Collection l, String singular) {
return n2(l(l), singular);
}
static String n2(Collection l, String singular, String plural) {
return n_fancy2(l, singular, plural);
}
static String n2(Map m, String singular, String plural) {
return n_fancy2(m, singular, plural);
}
static String n2(Map m, String singular) {
return n2(l(m), singular);
}
static String n2(long[] a, String singular) { return n2(l(a), singular); }
static String n2(Object[] a, String singular) { return n2(l(a), singular); }
static String n2(Object[] a, String singular, String plural) { return n_fancy2(a, singular, plural); }
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(Object o) {
return o == null ? 0
: o instanceof String ? l((String) o)
: o instanceof Map ? l((Map) o)
: o instanceof Collection ? l((Collection) o)
: o instanceof Object[] ? l((Object[]) o)
: o instanceof boolean[] ? l((boolean[]) o)
: o instanceof byte[] ? l((byte[]) o)
: o instanceof char[] ? l((char[]) o)
: o instanceof short[] ? l((short[]) o)
: o instanceof int[] ? l((int[]) o)
: o instanceof float[] ? l((float[]) o)
: o instanceof double[] ? l((double[]) o)
: o instanceof long[] ? l((long[]) o)
: (Integer) call(o, "size");
}
static String formatDouble(double d, int digits) {
String format = digits <= 0 ? "0" : "0." + rep(digits, '#');
return decimalFormatEnglish(format, d);
}
static String formatDouble(double d) {
return str(d);
}
static double doubleRatio(double x, double y) {
return y == 0 ? 0 : x/y;
}
static int area(Rect r) {
return rectArea(r);
}
static double area(DoubleRect r) {
return r == null ? 0 : r.w*r.h;
}
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 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 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();
}
static byte[] convertToPNG(BufferedImage img) { try {
ByteArrayOutputStream stream = new ByteArrayOutputStream();
ImageIO.write(img, "png", stream);
return stream.toByteArray();
} catch (Exception __e) { throw rethrow(__e); } }
static Rect intersectRects(Rect a, Rect b) {
int x = max(a.x, b.x), y = max(a.y, b.y);
int x2 = min(a.x+a.w, b.x+b.w), y2 = min(a.y+a.h, b.y+b.h);
return new Rect(x, y, x2-x, y2-y);
}
static Rect intersectRects(Rect a, int x1, int y1, int w, int h) {
if (a == null
|| a.x >= x1 && a.y >= y1 && a.x2() < x1+w && a.y2() < y1+h)
return a;
return rectFromPoints(
max(a.x, x1), max(a.y, y1),
min(a.x2(), x1+w), min(a.y2(), y1+h));
}
static boolean rectEmpty(Rect r) {
return r == null || r.w <= 0 || r.h <= 0;
}
static String formatWithThousands(long l) {
return formatWithThousandsSeparator(l);
}
static String str(Object o) {
return o == null ? "null" : o.toString();
}
static String str(char[] c) {
return new String(c);
}
static double fraction(double d) {
return d % 1;
}
static String n_fancy2(long l, String singular, String plural) {
return formatWithThousandsSeparator(l) + " " + trim(l == 1 ? singular : plural);
}
static String n_fancy2(Collection l, String singular, String plural) {
return n_fancy2(l(l), singular, plural);
}
static String n_fancy2(Map m, String singular, String plural) {
return n_fancy2(l(m), singular, plural);
}
static String n_fancy2(Object[] a, String singular, String plural) {
return n_fancy2(l(a), singular, plural);
}
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 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) {
//ret call_cached(o, method, args);
return call_withVarargs(o, method, args);
}
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 String decimalFormatEnglish(String format, double d) {
return decimalFormatEnglish(format).format(d);
}
static java.text.DecimalFormat decimalFormatEnglish(String format) {
return new java.text.DecimalFormat(format, new java.text.DecimalFormatSymbols(Locale.ENGLISH));
}
static int rectArea(Rect r) {
return r == null ? 0 : r.w*r.h;
}
static void _handleError(Error e) {
call(javax(), "_handleError", e);
}
static RuntimeException asRuntimeException(Throwable t) {
if (t instanceof Error)
_handleError((Error) t);
return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
}
static String getClassName(Object o) {
return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName();
}
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 Rect rectFromPoints(int x1, int y1, int x2, int y2) {
return pointsRect(x1, y1, x2, y2);
}
static Rect rectFromPoints(Pt a, Pt b) {
return pointsRect(a.x, a.y, b.x, b.y);
}
static String formatWithThousandsSeparator(long l) {
return NumberFormat.getInstance(new Locale("en_US")).format(l);
}
static String trim(String s) { return s == null ? null : s.trim(); }
static String trim(StringBuilder buf) { return buf.toString().trim(); }
static String trim(StringBuffer buf) { return buf.toString().trim(); }
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 Object call_withVarargs(Object o, String method, Object... args) { try {
if (o == null) return null;
if (o instanceof Class) {
Class c = (Class) o;
_MethodCache cache = callOpt_getCache(c);
Method me = cache.findStaticMethod(method, args);
if (me != null)
return invokeMethod(me, null, args);
// try varargs
List methods = cache.cache.get(method);
if (methods != null) methodSearch: for (Method m : methods) {
{ if (!(m.isVarArgs())) continue; }
{ if (!(isStaticMethod(m))) continue; }
Object[] newArgs = massageArgsForVarArgsCall(m, args);
if (newArgs != null)
return invokeMethod(m, null, newArgs);
}
throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found");
} else {
Class c = o.getClass();
_MethodCache cache = callOpt_getCache(c);
Method me = cache.findMethod(method, args);
if (me != null)
return invokeMethod(me, o, args);
// try varargs
List methods = cache.cache.get(method);
if (methods != null) methodSearch: for (Method m : methods) {
{ if (!(m.isVarArgs())) continue; }
Object[] newArgs = massageArgsForVarArgsCall(m, args);
if (newArgs != null)
return invokeMethod(m, o, newArgs);
}
throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found");
}
} 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);
}
static Class javax() {
return getJavaX();
}
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 Rect pointsRect(int x1, int y1, int x2, int y2) {
return new Rect(x1, y1, x2-x1, y2-y1);
}
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 != args.length) {
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 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 final Map callOpt_cache = newDangerousWeakHashMap();
static Object callOpt_cached(Object o, String methodName, Object... args) { try {
if (o == null) return null;
if (o instanceof Class) {
Class c = (Class) o;
_MethodCache cache = callOpt_getCache(c);
// TODO: (super-rare) case where method exists static and non-static
// with different args
Method me = cache.findMethod(methodName, args);
if (me == null || (me.getModifiers() & Modifier.STATIC) == 0) return null;
return invokeMethod(me, null, args);
} else {
Class c = o.getClass();
_MethodCache cache = callOpt_getCache(c);
Method me = cache.findMethod(methodName, args);
if (me == null) return null;
return invokeMethod(me, o, args);
}
} catch (Exception __e) { throw rethrow(__e); } }
// no longer synchronizes! (see #1102990)
static _MethodCache callOpt_getCache(Class c) {
_MethodCache cache = callOpt_cache.get(c);
if (cache == null)
callOpt_cache.put(c, cache = new _MethodCache(c));
return cache;
}
static boolean isStaticMethod(Method m) {
return methodIsStatic(m);
}
static Object[] massageArgsForVarArgsCall(Method m, Object[] args) {
Class>[] types = m.getParameterTypes();
int n = types.length-1, nArgs = args.length;
if (nArgs < n) return null;
for (int i = 0; i < n; i++)
if (!argumentCompatibleWithType(args[i], types[i]))
return null;
Class varArgType = types[n].getComponentType();
for (int i = n; i < nArgs; i++)
if (!argumentCompatibleWithType(args[i], varArgType))
return null;
Object[] newArgs = new Object[n+1];
arraycopy(args, 0, newArgs, 0, n);
Object[] varArgs = arrayOfType(varArgType, nArgs-n);
arraycopy(args, n, varArgs, 0, nArgs-n);
newArgs[n] = varArgs;
return newArgs;
}
static String joinWithComma(Collection c) {
return join(", ", c);
}
static String joinWithComma(Object... c) {
return join(", ", c);
}
static String joinWithComma(String... c) {
return join(", ", c);
}
static String joinWithComma(Pair p) {
return p == null ? "" : joinWithComma(str(p.a), str(p.b));
}
static List classNames(Collection l) {
return getClassNames(l);
}
static List classNames(Object[] l) {
return getClassNames(Arrays.asList(l));
}
static Class __javax;
static Class getJavaX() { try {
return __javax;
} catch (Exception __e) { throw rethrow(__e); } }
static void __setJavaX(Class j) {
__javax = j;
_onJavaXSet();
}
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