org.nd4j.imports.descriptors.onnx.OnnxDescriptorParser Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* 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.
*
* 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.imports.descriptors.onnx;
import org.nd4j.linalg.io.ClassPathResource;
import org.nd4j.shade.jackson.databind.ObjectMapper;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
/**
* Load all of the onnx op descriptors from the classpath.
*
* @author Adam Gibson
*/
public class OnnxDescriptorParser {
/**
* Get the onnx op descriptors by name
* @return the onnx op descriptors by name
* @throws Exception
*/
public static Map onnxOpDescriptors() throws Exception {
try(InputStream is = new ClassPathResource("onnxops.json").getInputStream()) {
ObjectMapper objectMapper = new ObjectMapper();
OnnxDescriptor opDescriptor = objectMapper.readValue(is,OnnxDescriptor.class);
Map descriptorMap = new HashMap<>();
for(OpDescriptor descriptor : opDescriptor.getDescriptors()) {
descriptorMap.put(descriptor.getName(),descriptor);
}
return descriptorMap;
}
}
}