60 lines
2.1 KiB
Java
60 lines
2.1 KiB
Java
/*
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* ******************************************************************************
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* *
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* *
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* * This program and the accompanying materials are made available under the
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* * terms of the Apache License, Version 2.0 which is available at
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* * https://www.apache.org/licenses/LICENSE-2.0.
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* *
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* * See the NOTICE file distributed with this work for additional
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* * information regarding copyright ownership.
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* * Unless required by applicable law or agreed to in writing, software
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* * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* * License for the specific language governing permissions and limitations
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* * under the License.
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* *
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* * SPDX-License-Identifier: Apache-2.0
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* *****************************************************************************
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*/
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package org.nd4j.common.holder;
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import org.nd4j.shade.jackson.annotation.JsonAutoDetect;
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import org.nd4j.shade.jackson.annotation.JsonInclude;
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import org.nd4j.shade.jackson.databind.ObjectMapper;
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public class ObjectMapperHolder {
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private static ObjectMapper objectMapper = getMapper();
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private ObjectMapperHolder() {}
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/**
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* Get a single object mapper for use
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* with reading and writing json
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* @return
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*/
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public static ObjectMapper getJsonMapper() {
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return objectMapper;
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}
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private static ObjectMapper getMapper() {
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ObjectMapper om = new ObjectMapper();
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//Serialize fields only, not using getters
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//Not all getters are supported - for example, UserEntity
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om.setVisibilityChecker(om.getSerializationConfig()
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.getDefaultVisibilityChecker()
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.withFieldVisibility(JsonAutoDetect.Visibility.ANY)
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.withGetterVisibility(JsonAutoDetect.Visibility.NONE)
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.withSetterVisibility(JsonAutoDetect.Visibility.NONE)
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.withCreatorVisibility(JsonAutoDetect.Visibility.NONE));
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om.setSerializationInclusion(JsonInclude.Include.NON_NULL);
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return om;
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}
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}
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