ProbeFactory.java

/**
 * Copyright 2004-2017 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 com.ibatis.common.beans;

/**
 * An abstract factory for getting Probe implementations.
 */
public class ProbeFactory {

  private static final Probe DOM = new DomProbe();
  private static final Probe BEAN = new ComplexBeanProbe();
  private static final Probe GENERIC = new GenericProbe();

  /**
   * Factory method for getting a Probe object
   *
   * @return An implementation of the Probe interface
   */
  public static Probe getProbe() {
    return GENERIC;
  }

  /**
   * Factory method for getting a Probe object that is the best choice for the type of object supplied by the object
   * parameter.
   *
   * @param object
   *          The object to get a Probe for
   * @return An implementation of the Probe interface
   */
  public static Probe getProbe(Object object) {
    if (object instanceof org.w3c.dom.Document) {
      return DOM;
    } else {
      return BEAN;
    }
  }

}