com.github.etorres.codexposed.jackson.MongoDBSafeKeyDeserializer.java Source code

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Here is the source code for com.github.etorres.codexposed.jackson.MongoDBSafeKeyDeserializer.java

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/*
 * Copyright (c) 2015 Erik Torres
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://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.
 */

package com.github.etorres.codexposed.jackson;

import static com.github.etorres.codexposed.MongoDBSafeKey.escapeMapKey;

import java.io.IOException;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.KeyDeserializer;
import com.github.etorres.codexposed.MongoDBSafeKey;

/**
 * Deserialize mongoDB field names from JSON to {@link MongoDBSafeKey} Java class.
 * @author Erik Torres <etserrano@gmail.com>
 */
public class MongoDBSafeKeyDeserializer extends KeyDeserializer {

    public MongoDBSafeKeyDeserializer() {
    }

    @Override
    public Object deserializeKey(final String key, final DeserializationContext ctxt)
            throws IOException, JsonProcessingException {
        return escapeMapKey(key);
    }

}