public class Misc { private interface Bar { public int baz(); } private static abstract class Bim implements Bar { } private static class Baz extends Bim { public int baz() { return 42; } } private static int alpha; private static int beta; private static byte byte1, byte2, byte3; private static volatile int volatileStatic; private static volatile long volatileStaticLong; private final int NonStaticConstant = 42; private int gamma; private int pajama; private boolean boolean1; private boolean boolean2; private long time; private volatile int volatileMember; public Misc() { expect(! boolean1); expect(! boolean2); time = 0xffffffffffffffffL; expect(! boolean1); expect(! boolean2); } private String foo(String s) { return s; } public String bar(String s) { return s; } private static String baz(String s) { return s; } private static void expect(boolean v) { if (! v) throw new RuntimeException(); } private synchronized byte sync() { byte[] array = new byte[123]; return array[42]; } private static synchronized byte syncStatic(boolean throw_) { byte[] array = new byte[123]; if (throw_) { throw new RuntimeException(); } else { return array[42]; } } public String toString() { return super.toString(); } private static int zap() { return 42; } private static int zip() { return 5 + zap(); } private static int zup() { return zap() + 5; } private static class Foo { public int a; public int b; public int c; public int[] array; } private static int bar(int a, int b, int c) { return a + b + c; } private static Object gimmeNull() { return null; } private static Object queryDefault(Object default_) { Object o = gimmeNull(); return (o == null ? default_ : o); } public static void main(String[] args) { Bim bim = new Baz(); expect(bim.baz() == 42); expect(queryDefault(new Object()) != null); { Foo foo = new Foo(); int x = foo.a + foo.b + foo.c; bar(foo.a, foo.b, foo.c); } byte2 = 0; expect(byte2 == 0); boolean v = Boolean.valueOf("true"); ClassLoader.getSystemClassLoader().toString(); { Misc m = new Misc(); m.toString(); expect(m.NonStaticConstant == 42); expect(m.time == 0xffffffffffffffffL); long t = m.time; expect(t == 0xffffffffffffffffL); String s = "hello"; m.foo(s); m.bar(s); baz(s); m.sync(); syncStatic(false); try { syncStatic(true); } catch (RuntimeException e) { e.printStackTrace(); } int d = alpha; beta = 42; alpha = 43; volatileStatic = 55; volatileStaticLong = 9L; int e = beta; int f = alpha; m.volatileMember = 23; m.gamma = 44; m.volatileMember = 27; expect(beta == 42); expect(alpha == 43); expect(m.gamma == 44); expect(volatileStatic == 55); expect(volatileStaticLong == 9L); expect(m.volatileMember == 27); } expect(zip() == 47); expect(zup() == 47); { Object a = new Object(); Object b = new Object(); expect(a != b); Object c = a; Object d = b; expect(c != d); c = (c == a) ? b : a; d = (d == a) ? b : a; expect(c != d); } { Foo foo = new Foo(); foo.array = new int[3]; foo.a = (foo.a + 1) % foo.array.length; } { boolean foo = false; boolean iconic = false; do { zap(); iconic = foo ? true : false; } while (foo); zap(); } { int x = 0; if (x == 0) { x = 1; do { int y = x; x = 1; } while (x != 1); } } System.out.println(new java.util.Date().toString()); } }