Author: jbellis
Date: Mon May 4 22:03:52 2009
New Revision: 771465
URL: http://svn.apache.org/viewvc?rev=771465&view=rev
Log:
user-friendly error when partitioner is missing. patch by jbellis
Modified:
incubator/cassandra/trunk/src/java/org/apache/cassandra/config/DatabaseDescriptor.java
Modified: incubator/cassandra/trunk/src/java/org/apache/cassandra/config/DatabaseDescriptor.java
URL: http://svn.apache.org/viewvc/incubator/cassandra/trunk/src/java/org/apache/cassandra/config/DatabaseDescriptor.java?rev=771465&r1=771464&r2=771465&view=diff
==============================================================================
--- incubator/cassandra/trunk/src/java/org/apache/cassandra/config/DatabaseDescriptor.java (original)
+++ incubator/cassandra/trunk/src/java/org/apache/cassandra/config/DatabaseDescriptor.java Mon May 4 22:03:52 2009
@@ -138,6 +138,19 @@
/* Hashing strategy */
partitionerClass_ = xmlUtils.getNodeValue("/Storage/Partitioner");
+ try
+ {
+ Class.forName(DatabaseDescriptor.getPartitionerClass());
+ }
+ catch (NullPointerException e)
+ {
+ throw new ConfigurationException("Missing partitioner directive /Storage/Partitioner");
+ }
+ catch (ClassNotFoundException e)
+ {
+ throw new ConfigurationException("Invalid partitioner class " + partitionerClass_);
+ }
+
/* Callout location */
calloutLocation_ = xmlUtils.getNodeValue("/Storage/CalloutLocation");
@@ -415,6 +428,7 @@
catch (ConfigurationException e)
{
logger_.error("Fatal error: " + e.getMessage());
+ System.err.println("Bad configuration; unable to start server");
System.exit(1);
}
catch (Exception e)