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Object mapper for the CQL Java Driver.

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/*
 * Copyright DataStax, Inc.
 *
 * 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.datastax.driver.mapping;

import java.lang.reflect.Constructor;

/** Utility methods related to reflection. */
class ReflectionUtils {

  static  T newInstance(Class clazz) {
    Constructor publicConstructor;
    try {
      publicConstructor = clazz.getConstructor();
    } catch (NoSuchMethodException e) {
      try {
        // try private constructor
        Constructor privateConstructor = clazz.getDeclaredConstructor();
        privateConstructor.setAccessible(true);
        return privateConstructor.newInstance();
      } catch (Exception e1) {
        throw new IllegalArgumentException("Can't create an instance of " + clazz, e);
      }
    }
    try {
      return publicConstructor.newInstance();
    } catch (Exception e) {
      throw new IllegalArgumentException("Can't create an instance of " + clazz, e);
    }
  }
}