fixup! JBR-8118 TextureWrapperImage for MTLTexture

introduce SharedTextures service

Author: ujpv

src/java.desktop/share/classes/com/jetbrains/desktop/SharedTextures.java

@@ -0,0 +1,85 @@
+/*
+ * Copyright 2025 JetBrains s.r.o.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.jetbrains.desktop;
+
+import com.jetbrains.desktop.image.TextureWrapperImage;
+import com.jetbrains.exported.JBRApi;
+
+import java.awt.GraphicsConfiguration;
+import java.awt.GraphicsEnvironment;
+import java.awt.Image;
+
+@JBRApi.Service
+@JBRApi.Provides("SharedTextures")
+class SharedTextures {
+    public final static int METAL_TEXTURE_TYPE = 1;
+
+    private final int textureType;
+
+    private static SharedTextures create() {
+        return new SharedTextures();
+    }
+
+    private SharedTextures() {
+        textureType = getTextureTypeImpl();
+        if (textureType == 0) {
+            throw new JBRApi.ServiceNotAvailableException();
+        }
+    }
+
+    int getTextureType() {
+        return textureType;
+    }
+
+    Image wrapTexture(GraphicsConfiguration gc, long texture) {
+        return new TextureWrapperImage(gc, texture);
+    }
+
+    private static int getTextureTypeImpl() {
+        GraphicsConfiguration gc = GraphicsEnvironment
+                .getLocalGraphicsEnvironment()
+                .getDefaultScreenDevice()
+                .getDefaultConfiguration();
+        try {
+            if (isInstanceOf(gc, "sun.java2d.metal.MTLGraphicsConfig")) {
+                return 1;
+            }
+        } catch (Exception e) {
+            throw new InternalError("Unexpected exception during reflection", e);
+        }
+
+        return 0;
+    }
+
+    private static boolean isInstanceOf(Object obj, String className) {
+        try {
+            var clazz = Class.forName(className);
+            return clazz.isInstance(obj);
+        } catch (ClassNotFoundException e) {
+            return false;
+        }
+    }
+}

src/java.desktop/share/classes/com/jetbrains/desktop/image/TextureWrapperImage.java

@@ -25,7 +25,6 @@
 
 package com.jetbrains.desktop.image;
 
-import com.jetbrains.exported.JBRApi;
 import sun.awt.image.SurfaceManager;
 import sun.java2d.SurfaceData;
 import sun.java2d.SurfaceManagerFactory;
@@ -34,7 +33,6 @@
 import java.awt.GraphicsConfiguration;
 import java.awt.Graphics2D;
 import java.awt.Graphics;
-import java.awt.GraphicsEnvironment;
 import java.awt.Image;
 import java.awt.ImageCapabilities;
 import java.awt.image.BufferedImage;
@@ -78,28 +76,6 @@ public TextureWrapperImage(GraphicsConfiguration gc, long texture)
         SurfaceManager.setManager(this, surfaceManager);
     }
 
-    @JBRApi.Provides("SharedTextures")
-    public static Image wrapTexture(GraphicsConfiguration gc, long texture) {
-        return new TextureWrapperImage(gc, texture);
-    }
-
-    @JBRApi.Provides("SharedTextures")
-    public static int getTextureType() {
-        GraphicsConfiguration gc = GraphicsEnvironment
-                .getLocalGraphicsEnvironment()
-                .getDefaultScreenDevice()
-                .getDefaultConfiguration();
-        try {
-            if (isInstanceOf(gc, "sun.java2d.metal.MTLGraphicsConfig")) {
-                return 1;
-            }
-        } catch (Exception e) {
-            throw new InternalError("Unexpected exception during reflection", e);
-        }
-
-        return 0;
-    }
-
     @Override
     public int getWidth(ImageObserver observer) {
         return (int) (sd.getBounds().width / sd.getDefaultScaleX());
@@ -137,13 +113,4 @@ public Object getProperty(String name, ImageObserver observer) {
     public ImageCapabilities getCapabilities(GraphicsConfiguration gc) {
         return capabilities;
     }
-
-    private static boolean isInstanceOf(Object obj, String className) {
-        try {
-            var clazz = Class.forName(className);
-            return clazz.isInstance(obj);
-        } catch (ClassNotFoundException e) {
-            return false;
-        }
-    }
 }