org.nd4j.autodiff.samediff.internal.IdentityDependencyTracker 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.internal;
import lombok.extern.slf4j.Slf4j;
import org.nd4j.linalg.api.ndarray.INDArray;
import java.util.*;
@Slf4j
public class IdentityDependencyTracker extends AbstractDependencyTracker {
@Override
protected Map newTMap() {
return new IdentityHashMap<>();
}
@Override
protected Set newTSet() {
return Collections.newSetFromMap(new IdentityHashMap());
}
@Override
protected String toStringT(T t) {
if(t instanceof INDArray){
INDArray i = (INDArray)t;
return System.identityHashCode(t) + " - id=" + i.getId() + ", " + i.shapeInfoToString();
} else {
return System.identityHashCode(t) + " - " + t.toString();
}
}
@Override
protected String toStringD(D d) {
return d.toString();
}
}