Source code: com/jcorporate/expresso/kernel/util/ClassLoaderComparator.java
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64
65 package com.jcorporate.expresso.kernel.util;
66
67 /**
68 * Utility class that checks to make sure that the classloader hasn't changed
69 * indicating a context reload took place
70 *
71 * @author Michael Rimov
72 * @version $Revision: 1.4 $ on $Date: 2004/11/17 20:48:17 $
73 */
74
75 public class ClassLoaderComparator {
76
77 protected ClassLoaderComparator() {
78 }
79
80 /**
81 * Checks to make sure an object's classloader is the same as the current
82 * Thread's.
83 *
84 * @param o1 the object to check against.
85 * @return true if the object's classloader is the same as the Thread's.
86 */
87 static public final boolean sameClassLoader(Object o1) {
88 ClassLoader current = Thread.currentThread().getContextClassLoader();
89 ClassLoader other = o1.getClass().getClassLoader();
90
91 if (current == null && other == null) {
92 return true;
93 } else if (current == null || other == null) {
94 return false;
95 }
96
97 return other.equals(current);
98 }
99 }