From: Not Zed <notzed@gmail.com>
Date: Sun, 26 Jan 2020 07:40:40 +0000 (+1030)
Subject: Set the hashtable loadfactor to 1 rather than 2.
X-Git-Url: https://code.zedzone.au/cvs?a=commitdiff_plain;h=12839fe0996e6f0f0504af546e28f5d8bced66e0;p=zcl

Set the hashtable loadfactor to 1 rather than 2.
Added some debug code to try to flush everything unreachable
or manually retired.
---

diff --git a/src/notzed.zcl/classes/api/Native.java b/src/notzed.zcl/classes/api/Native.java
index 4260da2..db0dfbe 100644
--- a/src/notzed.zcl/classes/api/Native.java
+++ b/src/notzed.zcl/classes/api/Native.java
@@ -866,6 +866,27 @@ public class Native {
 		}
 	}
 
+	public static void debugFlushAll() {
+		for (int i=0;i<3;i++) {
+			try {
+				System.gc();
+				Thread.sleep(100);
+			} catch (InterruptedException x) {
+			}
+			CHandle stale = (CHandle) references.poll();
+			while (stale != null) {
+				try {
+					synchronized (map) {
+						map.remove(stale.p);
+					}
+					stale.release();
+				} catch (Throwable ex) {
+				}
+				stale = (CHandle) references.poll();
+			}
+		}
+	}
+
 	public static void debugDumpReachable(String title) {
 		synchronized (map) {
 			System.out.println(title);
@@ -933,7 +954,7 @@ public class Native {
 		}
 
 		public void putAlways(CHandle h) {
-			if (size > table.length * 2)
+			if (size > table.length)
 				resize(table.length * 2);
 
 			int i = h.hashCode() & mask;