PeerInfo GetLastOrCreatePeerInfo(Match m, JniHandleInfo newHandle)
{
var h = GetHandle(m, "handle");
var i = alive.FindLastIndex(p => p.Handles.Contains(h));
if (i >= 0)
{
return(alive [i]);
}
var pid = m.Groups ["pid"].Value;
var peer = new PeerInfo(pid)
{
CreatedOnThread = m.Groups ["thread"].Value,
Handles =
{
newHandle,
},
// Not *technically* removed, but `h` can't appear in Handles either, because of possible handle "reuse"
RemovedHandles =
{
h,
},
};
allocated.Add(peer);
alive.Add(peer);
return(peer);
}
PeerInfo GetPeerInfo(Match m)
{
var h = GetHandle(m, "handle");
var i = allocated.FindLastIndex(p => p.Handles.Contains(h));
if (i >= 0)
{
return(allocated [i]);
}
var pid = m.Groups ["pid"].Value;
var peer = new PeerInfo(pid)
{
CreatedOnThread = m.Groups ["thread"].Value,
Handles =
{
h,
},
};
allocated.Add(peer);
return(peer);
}
Dictionary <Regex, Action <Match, int> > CreateHandlers(int?pid)
{
string pidv = pid.HasValue ? pid.ToString() : @"\d+";
string addGm = string.Format(AddGrefFormat, pidv);
string addWm = string.Format(AddWgrefFormat, pidv);
string atm = string.Format(AtFormat, pidv);
string dm = string.Format(DisposingFormat, pidv);
string fm = string.Format(FinalizingFormat, pidv);
string hm = string.Format(HandleFormat, pidv);
string remGm = string.Format(RemoveGrefFormat, pidv);
string remWm = string.Format(RemoveWgrefFormat, pidv);
PeerInfo curPeer = null;
JniHandleInfo curHandle = default(JniHandleInfo);
return(new Dictionary <Regex, Action <Match, int> > {
{ new Regex(addGm), (m, l) => {
var h = GetHandle(m, "ghandle");
var p = GetPeerInfo(m);
p.AppendStackTraceForHandle(h, m.Groups ["stack"].Value);
GlobalRefs.Add(h);
CheckCounts(m, l);
curPeer = p;
curHandle = h;
} },
{ new Regex(addWm), (m, l) => {
var h = GetHandle(m, "whandle");
var p = GetPeerInfo(m);
p.AppendStackTraceForHandle(h, m.Groups ["stack"].Value);
WeakRefs.Add(h);
CheckCounts(m, l);
curPeer = p;
curHandle = h;
} },
{ new Regex(dm), (m, l) => {
var p = GetPeerInfo(m);
p.Disposed = true;
} },
{ new Regex(fm), (m, l) => {
var p = GetPeerInfo(m);
p.Finalized = true;
} },
{ new Regex(hm), (m, l) => {
var p = GetPeerInfo(m);
p.KeyHandle = m.Groups ["key_handle"].Value;
p.JniType = m.Groups ["jtype"].Value;
p.McwType = m.Groups ["mtype"].Value;
} },
{ new Regex(remGm), (m, l) => {
var h = GetHandle(m, "handle");
var p = GetPeerInfo(m);
GlobalRefs.Remove(h);
if (!WeakRefs.Any(w => p.Handles.Contains(w)))
{
p.Collected = true;
p.DestroyedOnThread = m.Groups ["thread"].Value;
}
CheckCounts(m, l);
curPeer = null;
curHandle = default(JniHandleInfo);
} },
{ new Regex(remWm), (m, l) => {
var h = GetHandle(m, "handle");
var p = GetPeerInfo(m);
WeakRefs.Remove(h);
if (!GlobalRefs.Any(g => p.Handles.Contains(g)))
{
p.Collected = true;
p.DestroyedOnThread = m.Groups ["thread"].Value;
}
CheckCounts(m, l);
curPeer = null;
curHandle = default(JniHandleInfo);
} },
{ new Regex(atm), (m, l) => {
if (curPeer == null || curHandle == null)
{
return;
}
curPeer.AppendStackTraceForHandle(curHandle, m.Groups ["stack"].Value);
} },
});
}
Dictionary <Regex, Action <Match, int> > CreateHandlers(int?pid)
{
string pidv = pid.HasValue ? pid.ToString() : @"\d+";
string addGm = string.Format(AddGrefFormat, pidv);
string addWm = string.Format(AddWgrefFormat, pidv);
string atm = string.Format(AtFormat, pidv);
string dm = string.Format(DisposingFormat, pidv);
string fm = string.Format(FinalizingFormat, pidv);
string hm = string.Format(HandleFormat, pidv);
string remGm = string.Format(RemoveGrefFormat, pidv);
string remWm = string.Format(RemoveWgrefFormat, pidv);
PeerInfo curPeer = null;
JniHandleInfo curHandle = default(JniHandleInfo);
return(new Dictionary <Regex, Action <Match, int> > {
{ new Regex(addGm), (m, l) => {
var h = GetHandle(m, "ghandle");
var p = GetLastOrCreatePeerInfo(m, h);
p.AppendStackTraceForHandle(h, m.Groups ["stack"].Value);
GlobalRefs.Add(h);
CheckCounts(m, l);
curPeer = p;
curHandle = h;
} },
{ new Regex(addWm), (m, l) => {
var h = GetHandle(m, "whandle");
var p = GetLastOrCreatePeerInfo(m, h);
p.AppendStackTraceForHandle(h, m.Groups ["stack"].Value);
WeakRefs.Add(h);
CheckCounts(m, l);
curPeer = p;
curHandle = h;
} },
{ new Regex(dm), (m, l) => {
var p = GetAlivePeerInfo(m);
if (p == null)
{
LogWarning(GrefParseOptions.CheckAlivePeers, $"at line {l}: could not find PeerInfo for disposed handle {GetHandle (m, "handle")}");
return;
}
p.Disposed = true;
} },
{ new Regex(fm), (m, l) => {
var p = GetAlivePeerInfo(m);
if (p == null)
{
LogWarning(GrefParseOptions.CheckAlivePeers, $"at line {l}: could not find PeerInfo for finalized handle {GetHandle (m, "handle")}");
return;
}
p.Finalized = true;
} },
{ new Regex(hm), (m, l) => {
var p = GetAlivePeerInfo(m);
if (p == null)
{
LogWarning(GrefParseOptions.CheckAlivePeers, $"at line {l}: could not find PeerInfo for handle {GetHandle (m, "handle")}");
return;
}
if (!string.IsNullOrEmpty(p.KeyHandle))
{
LogWarning(GrefParseOptions.CheckAlivePeers, $"at line {l}: Attempting to re-set p.KeyHandle {p.KeyHandle} for `{p.JniType}` to {m.Groups ["key_handle"].Value} for {m.Groups ["jtype"].Value}");
return;
}
p.KeyHandle = m.Groups ["key_handle"].Value;
p.JniType = m.Groups ["jtype"].Value;
p.McwType = m.Groups ["mtype"].Value;
} },
{ new Regex(remGm), (m, l) => {
var h = GetHandle(m, "handle");
var p = GetAlivePeerInfo(m);
if (p == null)
{
LogWarning(GrefParseOptions.CheckAlivePeers, $"at line {l}: could not find PeerInfo to remove gref for handle {h}");
}
GlobalRefs.Remove(h);
if (p != null)
{
p.Handles.Remove(h);
p.RemovedHandles.Add(h);
}
if (p != null && !WeakRefs.Any(w => p.Handles.Contains(w)))
{
p.Collected = true;
p.DestroyedOnThread = m.Groups ["thread"].Value;
alive.Remove(p);
}
CheckCounts(m, l);
curPeer = null;
curHandle = default(JniHandleInfo);
} },
{ new Regex(remWm), (m, l) => {
var h = GetHandle(m, "handle");
var p = GetAlivePeerInfo(m);
WeakRefs.Remove(h);
if (p == null)
{
// Means that the instance has been collected; this is fine.
}
else
{
p.Handles.Remove(h);
p.RemovedHandles.Add(h);
if (!GlobalRefs.Any(g => p.Handles.Contains(g)))
{
p.Collected = true;
p.DestroyedOnThread = m.Groups ["thread"].Value;
alive.Remove(p);
}
}
CheckCounts(m, l);
curPeer = null;
curHandle = default(JniHandleInfo);
} },
{ new Regex(atm), (m, l) => {
if (curPeer == null || curHandle == null)
{
return;
}
curPeer.AppendStackTraceForHandle(curHandle, m.Groups ["stack"].Value);
} },
});
}