org.nd4j.autodiff.samediff.optimize.optimizations.BaseOptimizerSet Maven / Gradle / Ivy
/*
* ******************************************************************************
* *
* *
* * This program and the accompanying materials are made available under the
* * terms of the Apache License, Version 2.0 which is available at
* * https://www.apache.org/licenses/LICENSE-2.0.
* *
* * See the NOTICE file distributed with this work for additional
* * information regarding copyright ownership.
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* * License for the specific language governing permissions and limitations
* * under the License.
* *
* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
package org.nd4j.autodiff.samediff.optimize.optimizations;
import lombok.extern.slf4j.Slf4j;
import org.nd4j.autodiff.samediff.optimize.Optimizer;
import org.nd4j.autodiff.samediff.optimize.OptimizerSet;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.List;
/**
*
* @author Alex Black
*/
@Slf4j
public abstract class BaseOptimizerSet implements OptimizerSet {
@Override
public List getOptimizers() {
Method[] methods = this.getClass().getDeclaredMethods();
List out = new ArrayList<>(methods.length);
for(Method m : methods){
int modifiers = m.getModifiers();
Class retType = m.getReturnType();
if(retType != null && Modifier.isPublic(modifiers) && Optimizer.class.isAssignableFrom(retType) ){
try {
Optimizer o = (Optimizer) m.invoke(null);
out.add(o);
} catch (IllegalAccessException | InvocationTargetException e) {
log.warn("Could not create optimizer from method: {}", m, e);
}
}
}
Class[] declaredClasses = this.getClass().getDeclaredClasses();
for(Class c : declaredClasses){
int modifiers = c.getModifiers();
if(Modifier.isPublic(modifiers) && !Modifier.isAbstract(modifiers) && Optimizer.class.isAssignableFrom(c)){
try{
out.add((Optimizer) c.newInstance());
} catch (IllegalAccessException | InstantiationException e) {
log.warn("Could not create optimizer from inner class: {}", c, e);
}
}
}
return out;
}
}