KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > nl > hippo > asserts > Asserts


1 /*
2  * Copyright 2004 Hippo Webworks.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */

16 package nl.hippo.asserts;
17
18 class Asserts
19 {
20
21     private static final int STACK_TRACE_ELEMENTS_OVERHEAD_SIZE = 3;
22
23     Asserts()
24     {
25         super();
26     }
27
28     static RuntimeException JavaDoc createException(ExceptionFactory exceptionFactory, String JavaDoc message)
29     {
30         RuntimeException JavaDoc exception = exceptionFactory.createException(message);
31         StackTraceElement JavaDoc[] stackTrace = exception.getStackTrace();
32         if (stackTrace != null && stackTrace.length >= STACK_TRACE_ELEMENTS_OVERHEAD_SIZE)
33         {
34             StackTraceElement JavaDoc[] newStackTrace = new StackTraceElement JavaDoc[stackTrace.length - STACK_TRACE_ELEMENTS_OVERHEAD_SIZE];
35             System.arraycopy(stackTrace, STACK_TRACE_ELEMENTS_OVERHEAD_SIZE, newStackTrace, 0, newStackTrace.length);
36             exception.setStackTrace(newStackTrace);
37         }
38         return exception;
39     }
40
41 }
42
Popular Tags