/*******************************************************************************
* Copyright (c) 2008-2010 Sonatype, Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.m2e.core.ui.internal.util;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
/**
* Utility methods
*
* @author Eugene Kuleshov
*/
public class Util {
/**
* Proxy factory for compatibility stubs
*/
@SuppressWarnings("unchecked")
public static <T> T proxy(final Object o, Class<T> type) {
return (T) Proxy.newProxyInstance(type.getClassLoader(), //
new Class[] {type}, //
new InvocationHandler() {
public Object invoke(Object proxy, Method m, Object[] args) throws Throwable {
try {
Method mm = o.getClass().getMethod(m.getName(), m.getParameterTypes());
return mm.invoke(o, args);
} catch(final NoSuchMethodException e) {
return null;
}
}
});
}
/**
* Stub interface for FileStoreEditorInput
*
* @see Util#proxy(Object, Class)
*/
public static interface FileStoreEditorInputStub {
public java.net.URI getURI();
}
public static String nvl(String s) {
return s == null ? "" : s; //$NON-NLS-1$
}
}