private boolean step() {
if (next != NONE) return true;
while (next == NONE) {
if (buffer.isEmpty()) {
if (completed) {
return false;
} else if (sourceIter.hasNext()) {
Object iter = null;
if (multi) iter = xf.applyTo(RT.cons(null, sourceIter.next()));
else iter = xf.invoke(null, sourceIter.next());
if (RT.isReduced(iter)) {
xf.invoke(null);
completed = true;
}
} else {
xf.invoke(null);
completed = true;
}
} else {
next = buffer.remove();
}
}
return true;
}
public void notifyWatches(Object oldval, Object newval) {
IPersistentMap ws = watches;
if (ws.count() > 0) {
for (ISeq s = ws.seq(); s != null; s = s.next()) {
Map.Entry e = (Map.Entry) s.first();
IFn fn = (IFn) e.getValue();
if (fn != null) fn.invoke(e.getKey(), this, oldval, newval);
}
}
}
final synchronized Object sval() {
if (fn != null) {
sv = fn.invoke();
fn = null;
}
if (sv != null) return sv;
return s;
}
@Override
protected void service(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
try {
serviceMethod.invoke(this, req, resp);
} catch (Exception e) {
throw new ServletException(e);
}
}
protected void validate(IFn vf, Object val) {
try {
if (vf != null && !RT.booleanCast(vf.invoke(val)))
throw new IllegalStateException("Invalid reference state");
} catch (RuntimeException re) {
throw re;
} catch (Exception e) {
throw new IllegalStateException("Invalid reference state", e);
}
}
final synchronized Object sval() {
if (fn != null) {
try {
sv = fn.invoke();
fn = null;
} catch (RuntimeException e) {
throw e;
} catch (Exception e) {
throw Util.runtimeException(e);
}
}
if (sv != null) return sv;
return s;
}
Object doCommute(Ref ref, IFn fn, ISeq args) {
if (!info.running()) throw retryex;
if (!vals.containsKey(ref)) {
Object val = null;
try {
ref.lock.readLock().lock();
val = ref.tvals == null ? null : ref.tvals.val;
} finally {
ref.lock.readLock().unlock();
}
vals.put(ref, val);
}
ArrayList<CFn> fns = commutes.get(ref);
if (fns == null) commutes.put(ref, fns = new ArrayList<CFn>());
fns.add(new CFn(fn, args));
Object ret = fn.applyTo(RT.cons(vals.get(ref), args));
vals.put(ref, ret);
return ret;
}
private TransformerIterator(IFn xform, Iterator sourceIter, boolean multi) {
this.sourceIter = sourceIter;
this.xf =
(IFn)
xform.invoke(
new AFn() {
public Object invoke() {
return null;
}
public Object invoke(Object acc) {
return acc;
}
public Object invoke(Object acc, Object o) {
buffer = buffer.add(o);
return acc;
}
});
this.multi = multi;
}
public static Object applyToHelper(IFn ifn, ISeq arglist) throws Exception {
switch (RT.boundedLength(arglist, 20)) {
case 0:
arglist = null;
return ifn.invoke();
case 1:
Object a1 = arglist.first();
arglist = null;
return ifn.invoke(a1);
case 2:
return ifn.invoke(
arglist.first(), Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 3:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 4:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 5:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 6:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 7:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 8:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 9:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 10:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 11:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 12:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 13:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 14:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 15:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 16:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 17:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 18:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 19:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
case 20:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
Util.ret1((arglist = arglist.next()).first(), arglist = null));
default:
return ifn.invoke(
arglist.first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
(arglist = arglist.next()).first(),
RT.seqToArray(Util.ret1(arglist.next(), arglist = null)));
}
}
