[rules-users] dynamically loading drl files
rama bhupal
ramas_reddy at yahoo.com
Fri Sep 21 10:17:04 EDT 2007
Hi All
Adance thanks,Can some please help me i'm trying to
load drl files when i start my program or if any
change occured in drl file need to load drl files into
rulebase.
private RuleBase loadRules() throws Exception {
Reader source = null;
PackageBuilder builder = new PackageBuilder();
Package pkg = null;
RuleBase ruleBase = RuleBaseFactory.newRuleBase();
String path[] = rulesFile.split(",");
builder = new PackageBuilder();
for (String filePath : path) {
source = new
InputStreamReader(RulesEngineDoerLinkWithQuery3jmx.class
.getResourceAsStream(filePath));
builder.addPackageFromDrl(source);
}
pkg = builder.getPackage();
ruleBase.addPackage(pkg);
return ruleBase;
}
i'm doing that and using with new rulebase creating
new statefullSession,
after adding new rule when program is running calling
the loadRules() method
So it returns new ruleBase.
When i print ruleNames,its not priting the new
rulename.
Note:could have doubt for any one i may not calling
loadRules() when i change in drl file,its calling i
checked using break point in debug mode.
Rule rules[] =
ruleBase.getPackage("rulesrules").getRules();
for(int i = 0; i <rules.length; i++)
System.out.println("*****"+rules[i].getName());
StatefulSession workingMemory =
ruleBase.newStatefulSession();
..............
Inserting objects............
.....
workingMemory.fireAllRules();
if (workingMemory != null) {
workingMemory.dispose();
workingMemory = null;
}
I'm using rules 4.0.1.
Thanks
Rama
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