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-rw-r--r--src/nativewindow/classes/com/jogamp/nativewindow/impl/NWReflection.java125
-rw-r--r--src/nativewindow/classes/com/jogamp/nativewindow/impl/NativeLibLoaderBase.java32
2 files changed, 86 insertions, 71 deletions
diff --git a/src/nativewindow/classes/com/jogamp/nativewindow/impl/NWReflection.java b/src/nativewindow/classes/com/jogamp/nativewindow/impl/NWReflection.java
index 22bdedac9..9bac9477a 100644
--- a/src/nativewindow/classes/com/jogamp/nativewindow/impl/NWReflection.java
+++ b/src/nativewindow/classes/com/jogamp/nativewindow/impl/NWReflection.java
@@ -40,73 +40,83 @@ import java.lang.reflect.*;
import javax.media.nativewindow.*;
public final class NWReflection {
+
public static final boolean DEBUG = Debug.debug("NWReflection");
- public static final boolean isClassAvailable(String clazzName) {
- try {
- Class clazz = Class.forName(clazzName, false, NWReflection.class.getClassLoader());
- return null!=clazz;
- } catch (Throwable e) { }
- return false;
- }
+ /**
+ * Returns true only if the class could be loaded.
+ */
+ public static final boolean isClassAvailable(String clazzName) {
+ try {
+ return null != Class.forName(clazzName, false, NWReflection.class.getClassLoader());
+ } catch (ClassNotFoundException e) {
+ return false;
+ }
+ }
- public static final Class getClass(String clazzName, boolean initialize) {
- try {
- return Class.forName(clazzName, initialize, NWReflection.class.getClassLoader());
- } catch (Throwable e) { }
- return null;
- }
+ /**
+ * Loads and returns the class or null.
+ * @see Class#forName(java.lang.String, boolean, java.lang.ClassLoader)
+ */
+ public static final Class getClass(String clazzName, boolean initialize) {
+ try {
+ return getClassImpl(clazzName, initialize);
+ } catch (ClassNotFoundException e) {
+ return null;
+ }
+ }
- public static final Constructor getConstructor(String clazzName, Class[] cstrArgTypes) {
- Class factoryClass = null;
- Constructor factory = null;
+ private static Class getClassImpl(String clazzName, boolean initialize) throws ClassNotFoundException {
+ return Class.forName(clazzName, initialize, NWReflection.class.getClassLoader());
+ }
- try {
- factoryClass = getClass(clazzName, true);
- if (factoryClass == null) {
- throw new NativeWindowException(clazzName + " not available");
+ /**
+ * @throws NativeWindowException if the constructor can not be delivered.
+ */
+ public static final Constructor getConstructor(String clazzName, Class[] cstrArgTypes) {
+ try {
+ return getConstructor(getClassImpl(clazzName, true), cstrArgTypes);
+ } catch (ClassNotFoundException ex) {
+ throw new NativeWindowException(clazzName + " not available", ex);
}
- return getConstructor(factoryClass, cstrArgTypes);
- } catch (Throwable e) {
- if (DEBUG) {
- e.printStackTrace();
- }
- throw new NativeWindowException(e);
}
- }
-
- public static final Constructor getConstructor(Class clazz, Class[] cstrArgTypes) {
- Constructor factory = null;
- try {
+ /**
+ * @throws NativeWindowException if the constructor can not be delivered.
+ */
+ public static final Constructor getConstructor(Class clazz, Class[] cstrArgTypes) {
try {
- factory = clazz.getDeclaredConstructor( cstrArgTypes );
- } catch(NoSuchMethodException nsme) {
- throw new NativeWindowException("Constructor: '" + clazz + "("+cstrArgTypes+")' not found");
+ return clazz.getDeclaredConstructor(cstrArgTypes);
+ } catch (NoSuchMethodException ex) {
+ String args = "";
+ for (int i = 0; i < cstrArgTypes.length; i++) {
+ args += cstrArgTypes[i].getName();
+ if(i != cstrArgTypes.length-1) {
+ args+= ", ";
+ }
+ }
+ throw new NativeWindowException("Constructor: '" + clazz + "(" + args + ")' not found", ex);
}
- return factory;
- } catch (Throwable e) {
- if (DEBUG) {
- e.printStackTrace();
- }
- throw new NativeWindowException(e);
}
- }
public static final Constructor getConstructor(String clazzName) {
return getConstructor(clazzName, new Class[0]);
}
- public static final Object createInstance(Class clazz, Class[] cstrArgTypes, Object[] cstrArgs) {
- Constructor factory = null;
-
- try {
- factory = getConstructor(clazz, cstrArgTypes);
- return factory.newInstance( cstrArgs ) ;
- } catch (Exception e) {
- throw new NativeWindowException(e);
+ /**
+ * @throws NativeWindowException if the instance can not be created.
+ */
+ public static final Object createInstance(Class clazz, Class[] cstrArgTypes, Object[] cstrArgs) {
+ try {
+ return getConstructor(clazz, cstrArgTypes).newInstance(cstrArgs);
+ } catch (InstantiationException ex) {
+ throw new NativeWindowException("can not create instance of class "+clazz, ex);
+ } catch (InvocationTargetException ex) {
+ throw new NativeWindowException("can not create instance of class "+clazz, ex);
+ } catch (IllegalAccessException ex) {
+ throw new NativeWindowException("can not create instance of class "+clazz, ex);
+ }
}
- }
public static final Object createInstance(Class clazz, Object[] cstrArgs) {
Class[] cstrArgTypes = new Class[cstrArgs.length];
@@ -116,16 +126,13 @@ public final class NWReflection {
return createInstance(clazz, cstrArgTypes, cstrArgs);
}
- public static final Object createInstance(String clazzName, Class[] cstrArgTypes, Object[] cstrArgs) {
- Constructor factory = null;
-
- try {
- factory = getConstructor(clazzName, cstrArgTypes);
- return factory.newInstance( cstrArgs ) ;
- } catch (Exception e) {
- throw new NativeWindowException(e);
+ public static final Object createInstance(String clazzName, Class[] cstrArgTypes, Object[] cstrArgs) {
+ try {
+ return createInstance(getClassImpl(clazzName, true), cstrArgTypes, cstrArgs);
+ } catch (ClassNotFoundException ex) {
+ throw new NativeWindowException(clazzName + " not available", ex);
+ }
}
- }
public static final Object createInstance(String clazzName, Object[] cstrArgs) {
Class[] cstrArgTypes = new Class[cstrArgs.length];
diff --git a/src/nativewindow/classes/com/jogamp/nativewindow/impl/NativeLibLoaderBase.java b/src/nativewindow/classes/com/jogamp/nativewindow/impl/NativeLibLoaderBase.java
index 0670234d4..c4f1d7e08 100644
--- a/src/nativewindow/classes/com/jogamp/nativewindow/impl/NativeLibLoaderBase.java
+++ b/src/nativewindow/classes/com/jogamp/nativewindow/impl/NativeLibLoaderBase.java
@@ -64,8 +64,7 @@ public class NativeLibLoaderBase {
}
private static class DefaultAction implements LoaderAction {
- public void loadLibrary(String libname, String[] preload,
- boolean preloadIgnoreError) {
+ public void loadLibrary(String libname, String[] preload, boolean preloadIgnoreError) {
if (null!=preload) {
for (int i=0; i<preload.length; i++) {
if(!isLoaded(preload[i])) {
@@ -75,9 +74,10 @@ public class NativeLibLoaderBase {
if(DEBUG) {
System.err.println("NativeLibLoaderBase preloaded "+preload[i]);
}
- }
- catch (UnsatisfiedLinkError e) {
- if(DEBUG) e.printStackTrace();
+ } catch (UnsatisfiedLinkError e) {
+ if(DEBUG) {
+ e.printStackTrace();
+ }
if (!preloadIgnoreError && e.getMessage().indexOf("already loaded") < 0) {
throw e;
}
@@ -140,6 +140,7 @@ public class NativeLibLoaderBase {
private static final Class customLauncherClass;
private static final Method customLoadLibraryMethod;
+ // FIXME centralize logging
static {
Class launcherClass = null;
Method loadLibraryMethod = null;
@@ -148,12 +149,15 @@ public class NativeLibLoaderBase {
try {
launcherClass = Class.forName("org.jdesktop.applet.util.JNLPAppletLauncher");
loadLibraryMethod = launcherClass.getDeclaredMethod("loadLibrary", new Class[] { String.class });
- } catch (Throwable t) {
+ } catch (ClassNotFoundException ex) {
+ if(DEBUG) {
+ ex.printStackTrace();
+ }
+ } catch (NoSuchMethodException ex) {
if(DEBUG) {
- t.printStackTrace();
+ ex.printStackTrace();
}
launcherClass = null;
- loadLibraryMethod = null;
}
}
@@ -163,15 +167,19 @@ public class NativeLibLoaderBase {
try {
launcherClass = Class.forName(launcherClassName);
loadLibraryMethod = launcherClass.getDeclaredMethod("loadLibrary", new Class[] { String.class });
- } catch (Throwable t) {
+ } catch (ClassNotFoundException ex) {
+ if(DEBUG) {
+ ex.printStackTrace();
+ }
+ } catch (NoSuchMethodException ex) {
if(DEBUG) {
- t.printStackTrace();
+ ex.printStackTrace();
}
launcherClass = null;
- loadLibraryMethod = null;
}
}
}
+
customLauncherClass = launcherClass;
customLoadLibraryMethod = loadLibraryMethod;
}
@@ -192,7 +200,7 @@ public class NativeLibLoaderBase {
throw (RuntimeException) t;
}
// Throw UnsatisfiedLinkError for best compatibility with System.loadLibrary()
- throw (UnsatisfiedLinkError) new UnsatisfiedLinkError().initCause(e);
+ throw (UnsatisfiedLinkError)new UnsatisfiedLinkError("can not load library "+libraryName).initCause(e);
}
} else {
// System.out.println("sun.boot.library.path=" + Debug.getProperty("sun.boot.library.path", false));
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-05 01:49:40 +0000