From 60a60d49eca371fff46738354cc4ec81561c63d0 Mon Sep 17 00:00:00 2001
From: Michael Bayne <mdb@threerings.net>
Date: Wed, 15 Jan 2003 00:47:09 +0000
Subject: [PATCH] Use runtime adjustments for our image and tile cache size.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2145 542714f4-19e9-0310-aa3c-eee0fc999fb1
---
 .../threerings/media/image/ImageManager.java  | 20 +++++++++++++++----
 .../com/threerings/media/tile/TileSet.java    | 20 +++++++++++++++----
 2 files changed, 32 insertions(+), 8 deletions(-)

diff --git a/src/java/com/threerings/media/image/ImageManager.java b/src/java/com/threerings/media/image/ImageManager.java
index e9e89c8e3..9f2729543 100644
--- a/src/java/com/threerings/media/image/ImageManager.java
+++ b/src/java/com/threerings/media/image/ImageManager.java
@@ -1,5 +1,5 @@
 //
-// $Id: ImageManager.java,v 1.37 2003/01/14 04:05:56 mdb Exp $
+// $Id: ImageManager.java,v 1.38 2003/01/15 00:47:08 mdb Exp $
 
 package com.threerings.media.image;
 
@@ -27,13 +27,14 @@ import javax.imageio.ImageIO;
 import javax.imageio.stream.ImageInputStream;
 
 import com.samskivert.io.NestableIOException;
-import com.samskivert.util.ConfigUtil;
 import com.samskivert.util.LRUHashMap;
+import com.samskivert.util.RuntimeAdjust;
 import com.samskivert.util.StringUtil;
 import com.samskivert.util.Throttle;
 import com.samskivert.util.Tuple;
 
 import com.threerings.media.Log;
+import com.threerings.media.MediaPrefs;
 import com.threerings.resource.ResourceManager;
 
 /**
@@ -93,8 +94,8 @@ public class ImageManager
 	_rmgr = rmgr;
 
         // create our image cache
-        int icsize = ConfigUtil.getSystemProperty(
-            "narya.media.image.cache_size", DEFAULT_IMAGE_CACHE_SIZE);
+        int icsize = MediaPrefs.config.getValue(
+            IMAGE_CACHE_SIZE_KEY, DEFAULT_IMAGE_CACHE_SIZE);
         Log.debug("Creating image cache [size=" + icsize + "].");
         _ccache = new LRUHashMap(icsize);
 
@@ -491,6 +492,17 @@ public class ImageManager
     protected static final String IMAGEIO_LOADER =
         "com.threerings.media.image.ImageIOLoader";
 
+    /** The config key for our cache size property. */
+    protected static final String IMAGE_CACHE_SIZE_KEY =
+        "narya.media.image.cache_size";
+
     /** The maximum number of images that may be cached at any one time. */
     protected static final int DEFAULT_IMAGE_CACHE_SIZE = 100;
+
+    /** Register our image cache size with the runtime adjustments
+     * framework. */
+    protected static RuntimeAdjust.IntAdjust _cacheSize =
+        new RuntimeAdjust.IntAdjust(
+            "Size (in images) of the image manager LRU cache [requires reboot]",
+            IMAGE_CACHE_SIZE_KEY, MediaPrefs.config, DEFAULT_IMAGE_CACHE_SIZE);
 }
diff --git a/src/java/com/threerings/media/tile/TileSet.java b/src/java/com/threerings/media/tile/TileSet.java
index 86aa9179a..28c505769 100644
--- a/src/java/com/threerings/media/tile/TileSet.java
+++ b/src/java/com/threerings/media/tile/TileSet.java
@@ -1,5 +1,5 @@
 //
-// $Id: TileSet.java,v 1.36 2003/01/13 22:49:46 mdb Exp $
+// $Id: TileSet.java,v 1.37 2003/01/15 00:47:09 mdb Exp $
 
 package com.threerings.media.tile;
 
@@ -8,12 +8,13 @@ import java.awt.Rectangle;
 import java.awt.image.BufferedImage;
 import java.io.Serializable;
 
-import com.samskivert.util.ConfigUtil;
 import com.samskivert.util.LRUHashMap;
+import com.samskivert.util.RuntimeAdjust;
 import com.samskivert.util.StringUtil;
 import com.samskivert.util.Tuple;
 
 import com.threerings.media.Log;
+import com.threerings.media.MediaPrefs;
 import com.threerings.media.image.Colorization;
 import com.threerings.media.image.Mirage;
 
@@ -140,8 +141,8 @@ public abstract class TileSet
 
         // create our tile cache if necessary
         if (_tiles == null) {
-            int tcsize = ConfigUtil.getSystemProperty(
-                "narya.media.tile.cache_size", DEFAULT_TILE_CACHE_SIZE);
+            int tcsize = MediaPrefs.config.getValue(
+                TILE_CACHE_SIZE_KEY, DEFAULT_TILE_CACHE_SIZE);
             Log.debug("Creating tile cache [size=" + tcsize + "].");
             _tiles = new LRUHashMap(tcsize);
         }
@@ -301,6 +302,17 @@ public abstract class TileSet
     /** A weak cache of our tiles. */
     protected static LRUHashMap _tiles;
 
+    /** The config key for our cache size property. */
+    protected static final String TILE_CACHE_SIZE_KEY =
+        "narya.media.tile.cache_size";
+
     /** The default tile cache size. */
     protected static final int DEFAULT_TILE_CACHE_SIZE = 500;
+
+    /** Register our tile cache size with the runtime adjustments
+     * framework. */
+    protected static RuntimeAdjust.IntAdjust _cacheSize =
+        new RuntimeAdjust.IntAdjust(
+            "Size (in tiles) of the tile LRU cache [requires reboot]",
+            TILE_CACHE_SIZE_KEY, MediaPrefs.config, DEFAULT_TILE_CACHE_SIZE);
 }