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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.rankingexpression.importer.operations;
import ai.vespa.rankingexpression.importer.OrderedTensorType;
import com.yahoo.tensor.functions.TensorFunction;
import java.util.List;
public class Identity extends IntermediateOperation {
public Identity(String modelName, String nodeName, List<IntermediateOperation> inputs) {
super(modelName, nodeName, inputs);
}
@Override
protected OrderedTensorType lazyGetType() {
if (!allInputTypesPresent(1))
return null;
return inputs.get(0).type().orElse(null);
}
@Override
protected TensorFunction lazyGetFunction() {
if (!allInputFunctionsPresent(1))
return null;
return inputs.get(0).function().orElse(null);
}
@Override
public Identity withInputs(List<IntermediateOperation> inputs) {
return new Identity(modelName(), name(), inputs);
}
@Override
public String operationName() { return "Identity"; }
}
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