View Javadoc
1   package ca.uhn.fhir.util;
2   
3   import org.apache.commons.lang3.StringUtils;
4   
5   /*
6    * #%L
7    * HAPI FHIR - Core Library
8    * %%
9    * Copyright (C) 2014 - 2018 University Health Network
10   * %%
11   * Licensed under the Apache License, Version 2.0 (the "License");
12   * you may not use this file except in compliance with the License.
13   * You may obtain a copy of the License at
14   * 
15   *      http://www.apache.org/licenses/LICENSE-2.0
16   * 
17   * Unless required by applicable law or agreed to in writing, software
18   * distributed under the License is distributed on an "AS IS" BASIS,
19   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20   * See the License for the specific language governing permissions and
21   * limitations under the License.
22   * #L%
23   */
24  
25  public class ObjectUtil {
26  
27  	public static boolean equals(Object object1, Object object2) {
28  		if (object1 == object2) {
29  			return true;
30  		}
31  		if ((object1 == null) || (object2 == null)) {
32  			return false;
33  		}
34  		return object1.equals(object2);
35  	}
36  	
37  	public static <T> T requireNonNull(T obj, String message) {
38          if (obj == null)
39              throw new NullPointerException(message);
40          return obj;
41      }
42  
43  	public static void requireNotEmpty(String str, String message) {
44  		if (StringUtils.isBlank(str)) {
45  			throw new IllegalArgumentException(message);
46  		}
47  	}
48  	
49  }