From 87b03c9b3204abe745aaea4e7374a7dba64cf209 Mon Sep 17 00:00:00 2001
From: ribeaudc <ribeaudc>
Date: Fri, 2 Nov 2007 10:56:09 +0000
Subject: [PATCH] change: - improve error messages
SVN: 2353
---
.../ch/systemsx/cisd/common/utilities/ClassUtils.java | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/common/source/java/ch/systemsx/cisd/common/utilities/ClassUtils.java b/common/source/java/ch/systemsx/cisd/common/utilities/ClassUtils.java
index 20f3240af63..77ba2837ce1 100644
--- a/common/source/java/ch/systemsx/cisd/common/utilities/ClassUtils.java
+++ b/common/source/java/ch/systemsx/cisd/common/utilities/ClassUtils.java
@@ -154,7 +154,7 @@ public final class ClassUtils
* <code>Properties</code> argument is expected. Otherwise the default constructor will used.
* @return an instance of type <code>interfaze</code>.
*/
- public static <T> T create(Class<T> superClazz, String className, Properties properties)
+ public static <T> T create(final Class<T> superClazz, final String className, final Properties properties)
{
assert superClazz != null : "Missing super class";
assert className != null : "Missing class name";
@@ -162,8 +162,9 @@ public final class ClassUtils
try
{
final Class<?> clazz = Class.forName(className);
- assert clazz.isInterface() == false : clazz + " can not be instanciated";
- assert superClazz.isAssignableFrom(clazz) : clazz + " does not implements/extends " + superClazz.getName();
+ assert clazz.isInterface() == false : "'" + clazz + "' can not be instanciated as it is an interface.";
+ assert superClazz.isAssignableFrom(clazz) : "'" + clazz + "' does not implements/extends '"
+ + superClazz.getName() + "'.";
if (properties == null)
{
return createInstance(clazz);
@@ -173,7 +174,7 @@ public final class ClassUtils
return createInstance(constructor, properties);
} catch (Exception ex)
{
- throw new ConfigurationFailureException("Cannot instanitate class " + className, ex);
+ throw new ConfigurationFailureException("Cannot instanitate class '" + className + "'.", ex);
}
}
--
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