diff options
Diffstat (limited to 'src/nwi/classes')
-rw-r--r-- | src/nwi/classes/com/sun/nwi/impl/NWReflection.java | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/src/nwi/classes/com/sun/nwi/impl/NWReflection.java b/src/nwi/classes/com/sun/nwi/impl/NWReflection.java deleted file mode 100644 index 51037af..0000000 --- a/src/nwi/classes/com/sun/nwi/impl/NWReflection.java +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * - Redistribution of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistribution in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * Neither the name of Sun Microsystems, Inc. or the names of - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * This software is provided "AS IS," without a warranty of any kind. ALL - * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, - * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN - * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR - * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR - * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR - * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE - * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, - * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF - * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. - * - * You acknowledge that this software is not designed or intended for use - * in the design, construction, operation or maintenance of any nuclear - * facility. - */ - -package com.sun.nwi.impl; - -import java.lang.reflect.*; -import javax.media.nwi.*; - -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); - return null!=clazz; - } catch (Throwable e) { } - return false; - } - - public static final Class getClass(String clazzName) { - try { - return Class.forName(clazzName); - } catch (Throwable e) { } - return null; - } - - public static final Constructor getConstructor(String clazzName, Class[] cstrArgTypes) { - Class factoryClass = null; - Constructor factory = null; - - try { - factoryClass = Class.forName(clazzName); - if (factoryClass == null) { - throw new NWException(clazzName + " not available"); - } - try { - factory = factoryClass.getDeclaredConstructor( cstrArgTypes ); - } catch(NoSuchMethodException nsme) { - throw new NWException("Constructor: '" + clazzName + "("+cstrArgTypes+")' not found"); - } - return factory; - } catch (Throwable e) { - if (DEBUG) { - e.printStackTrace(); - } - throw new NWException(e); - } - } - - public static final Constructor getConstructor(String clazzName) { - return getConstructor(clazzName, new Class[0]); - } - - 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 NWException(e); - } - } - - public static final Object createInstance(String clazzName, Object[] cstrArgs) { - Class[] cstrArgTypes = new Class[cstrArgs.length]; - for(int i=0; i<cstrArgs.length; i++) { - cstrArgTypes[i] = cstrArgs[i].getClass(); - } - return createInstance(clazzName, cstrArgTypes, cstrArgs); - } - - public static final Object createInstance(String clazzName) { - return createInstance(clazzName, new Class[0], null); - } - - public static final boolean instanceOf(Object obj, String clazzName) { - return instanceOf(obj.getClass(), clazzName); - } - public static final boolean instanceOf(Class clazz, String clazzName) { - do { - if(clazz.getName().equals(clazzName)) { - return true; - } - clazz = clazz.getSuperclass(); - } while (clazz!=null); - return false; - } - - public static final boolean implementationOf(Object obj, String faceName) { - return implementationOf(obj.getClass(), faceName); - } - public static final boolean implementationOf(Class clazz, String faceName) { - do { - Class[] clazzes = clazz.getInterfaces(); - for(int i=clazzes.length-1; i>=0; i--) { - Class face = clazzes[i]; - if(face.getName().equals(faceName)) { - return true; - } - } - clazz = clazz.getSuperclass(); - } while (clazz!=null); - return false; - } - - public static boolean isAWTComponent(Object target) { - return instanceOf(target, "java.awt.Component"); - } - - public static boolean isAWTComponent(Class clazz) { - return instanceOf(clazz, "java.awt.Component"); - } - -} - |