org.springframework.security.oauth2.common.util.JsonParserFactory.java Source code

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Here is the source code for org.springframework.security.oauth2.common.util.JsonParserFactory.java

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/*
 * Copyright 2013-2014 the original author or authors.
 *
 * 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 org.springframework.security.oauth2.common.util;

import org.springframework.util.ClassUtils;

/**
 * @author Dave Syer
 *
 */
public class JsonParserFactory {

    public static JsonParser create() {
        if (ClassUtils.isPresent("com.fasterxml.jackson.databind.ObjectMapper", null)) {
            return new Jackson2JsonParser();
        }
        if (ClassUtils.isPresent("org.codehaus.jackson.map.ObjectMapper", null)) {
            return new JacksonJsonParser();
        }
        throw new IllegalStateException("No Jackson parser found. Please add Jackson to your classpath.");
    }

}