From 55dc79e11881385fe903d04fd98baddab63ed98d Mon Sep 17 00:00:00 2001
From: Victor Shcherb <victor.shcherb@gmail.com>
Date: Tue, 28 Jul 2015 22:22:28 +0200
Subject: [PATCH] Update order to initialize

---
 .../src/net/osmand/util/Algorithms.java       | 60 ++++++++++---------
 .../plus/render/MapRenderRepositories.java    | 12 ++--
 .../plus/resources/ResourceManager.java       |  2 +
 3 files changed, 42 insertions(+), 32 deletions(-)

diff --git a/OsmAnd-java/src/net/osmand/util/Algorithms.java b/OsmAnd-java/src/net/osmand/util/Algorithms.java
index 4b3c283d420..e41697f4c12 100644
--- a/OsmAnd-java/src/net/osmand/util/Algorithms.java
+++ b/OsmAnd-java/src/net/osmand/util/Algorithms.java
@@ -44,41 +44,45 @@ public static long parseLongSilently(String input, long def) {
 		return def;
 	}
 	
-	private static String simplifyName(String fn) {
-		String lc = fn.toLowerCase();
-		if (lc.indexOf(".") != -1) {
-			lc = lc.substring(0, lc.indexOf("."));
-		}
-		if (lc.endsWith("_2")) {
-			lc = lc.substring(0, lc.length() - "_2".length());
-		}
-		boolean hasTimestampEnd = false;
-		for(int i = 0; i < lc.length(); i++) {
-			if(lc.charAt(i) >= '0' && lc.charAt(i) <= '9') {
-				hasTimestampEnd = true;
-				break;
-			}
-		}
-		if(!hasTimestampEnd) {
-			lc += "_00_00_00";
-		}
-		return lc;
-	}
+	
 	
 	public static File[] getSortedFilesVersions(File dir){
 		File[] listFiles = dir.listFiles();
 		if (listFiles != null) {
-			Arrays.sort(listFiles, new Comparator<File>() {
-				@Override
-				public int compare(File o1, File o2) {
-					return -simplifyName(o1.getName()).compareTo(simplifyName(o2.getName()));
-				}
-
-				
-			});
+			Arrays.sort(listFiles, getFileVersionComparator());
 		}
 		return listFiles;
 	}
+
+	public static Comparator<File> getFileVersionComparator() {
+		return new Comparator<File>() {
+			@Override
+			public int compare(File o1, File o2) {
+				return -simplifyFileName(o1.getName()).compareTo(simplifyFileName(o2.getName()));
+			}
+			
+			public String simplifyFileName(String fn) {
+				String lc = fn.toLowerCase();
+				if (lc.indexOf(".") != -1) {
+					lc = lc.substring(0, lc.indexOf("."));
+				}
+				if (lc.endsWith("_2")) {
+					lc = lc.substring(0, lc.length() - "_2".length());
+				}
+				boolean hasTimestampEnd = false;
+				for(int i = 0; i < lc.length(); i++) {
+					if(lc.charAt(i) >= '0' && lc.charAt(i) <= '9') {
+						hasTimestampEnd = true;
+						break;
+					}
+				}
+				if(!hasTimestampEnd) {
+					lc += "_00_00_00";
+				}
+				return lc;
+			}
+		};
+	}
 	
 	private static final char CHAR_TOSPLIT = 0x01;
 
diff --git a/OsmAnd/src/net/osmand/plus/render/MapRenderRepositories.java b/OsmAnd/src/net/osmand/plus/render/MapRenderRepositories.java
index f4401e68197..ef5d0d48cfe 100644
--- a/OsmAnd/src/net/osmand/plus/render/MapRenderRepositories.java
+++ b/OsmAnd/src/net/osmand/plus/render/MapRenderRepositories.java
@@ -14,6 +14,7 @@
 import java.text.MessageFormat;
 import java.util.ArrayList;
 import java.util.HashSet;
+import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.LinkedList;
 import java.util.List;
@@ -39,7 +40,6 @@
 import net.osmand.data.QuadRect;
 import net.osmand.data.RotatedTileBox;
 import net.osmand.map.MapTileDownloader;
-import net.osmand.map.MapTileDownloader.IMapDownloaderCallback;
 import net.osmand.plus.OsmandApplication;
 import net.osmand.plus.OsmandPlugin;
 import net.osmand.plus.OsmandSettings;
@@ -75,7 +75,7 @@ public class MapRenderRepositories {
 	private final static int zoomOnlyForBasemaps = 11;
 	static int zoomForBaseRouteRendering  = 14;
 	private Handler handler;
-	private Map<String, BinaryMapIndexReader> files = new ConcurrentHashMap<String, BinaryMapIndexReader>();
+	private Map<String, BinaryMapIndexReader> files = new LinkedHashMap<String, BinaryMapIndexReader>();
 	private Set<String> nativeFiles = new HashSet<String>();
 	private OsmandRenderer renderer;
 	
@@ -131,7 +131,9 @@ public void initializeNewResource(final IProgress progress, File file, BinaryMap
 			closeConnection(files.get(file.getAbsolutePath()), file.getAbsolutePath());
 		
 		}
-		files.put(file.getAbsolutePath(), reader);
+		LinkedHashMap<String, BinaryMapIndexReader> cpfiles = new LinkedHashMap<String, BinaryMapIndexReader>(files);
+		cpfiles.put(file.getAbsolutePath(), reader);
+		files = cpfiles;
 	}
 
 	public RotatedTileBox getBitmapLocation() {
@@ -143,7 +145,9 @@ public RotatedTileBox getPrevBmpLocation() {
 	}
 
 	protected void closeConnection(BinaryMapIndexReader c, String file) {
-		files.remove(file);
+		LinkedHashMap<String, BinaryMapIndexReader> cpfiles = new LinkedHashMap<String, BinaryMapIndexReader>(files);
+		cpfiles.remove(file);
+		files = cpfiles;
 		if(nativeFiles.contains(file)){
 			NativeOsmandLibrary lib = NativeOsmandLibrary.getLoadedLibrary();
 			if(lib != null) {
diff --git a/OsmAnd/src/net/osmand/plus/resources/ResourceManager.java b/OsmAnd/src/net/osmand/plus/resources/ResourceManager.java
index 32e18672a76..93bcce85306 100644
--- a/OsmAnd/src/net/osmand/plus/resources/ResourceManager.java
+++ b/OsmAnd/src/net/osmand/plus/resources/ResourceManager.java
@@ -11,6 +11,7 @@
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Comparator;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
@@ -601,6 +602,7 @@ public List<String> indexingMaps(final IProgress progress) {
 		if(OsmandPlugin.getEnabledPlugin(SRTMPlugin.class) != null) {
 			collectFiles(context.getAppPath(IndexConstants.SRTM_INDEX_DIR), IndexConstants.BINARY_MAP_INDEX_EXT, files);
 		}
+		Collections.sort(files, Algorithms.getFileVersionComparator());
 		List<String> warnings = new ArrayList<String>();
 		renderer.clearAllResources();
 		CachedOsmandIndexes cachedOsmandIndexes = new CachedOsmandIndexes();