Bug 1060 - Add GLProfile.isInitialized(): Returns true if JOGL has been initialized

2 files changed, 26 insertions, 0 deletions

diff --git a/src/jogl/classes/javax/media/opengl/GLProfile.java b/src/jogl/classes/javax/media/opengl/GLProfile.java
index 5836e4c81..08712e488 100644
--- a/src/jogl/classes/javax/media/opengl/GLProfile.java
+++ b/src/jogl/classes/javax/media/opengl/GLProfile.java
@@ -128,6 +128,21 @@ public class GLProfile {
     }
 
     /**
+     * @return <code>true</code> if JOGL has been initialized, i.e. manually via {@link #initSingleton()} or implicit,
+     *         otherwise returns <code>false</code>.
+     *
+     * @since 2.2.1
+     */
+    public static boolean isInitialized() {
+        initLock.lock();
+        try {
+            return initialized;
+        } finally {
+            initLock.unlock();
+        }
+    }
+
+    /**
      * Static initialization of JOGL.
      *
      * <p>
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java
index dfa34be34..69ddb7771 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java
@@ -58,7 +58,14 @@ public class TestGLProfile00NEWT extends UITestCase {
 
     @Test
     public void test02InitSingleton() throws InterruptedException {
+        Assert.assertFalse("JOGL is initialized before usage", GLProfile.isInitialized());
         GLProfile.initSingleton();
+        Assert.assertTrue("JOGL is not initialized after enforced initialization", GLProfile.isInitialized());
+    }
+
+    @Test
+    public void test11DumpDesktopGLInfo() throws InterruptedException {
+        Assert.assertTrue("JOGL is not initialized ...", GLProfile.isInitialized());
         System.err.println("Desktop");
         final GLDrawableFactory desktopFactory = GLDrawableFactory.getDesktopFactory();
         if( null != desktopFactory ) {
@@ -67,7 +74,11 @@ public class TestGLProfile00NEWT extends UITestCase {
         } else {
             System.err.println("\tNULL");
         }
+    }
 
+    @Test
+    public void test12DumpEGLGLInfo() throws InterruptedException {
+        Assert.assertTrue("JOGL is not initialized ...", GLProfile.isInitialized());
         System.err.println("EGL");
         final GLDrawableFactory eglFactory = GLDrawableFactory.getEGLFactory();
         if( null != eglFactory ) {