private static void initialise() {
try {
if (initialised) {
return;
}
registerExceptionReader(new MuleExceptionReader());
registerExceptionReader(new NamingExceptionReader());
J2SE_VERSION = System.getProperty("java.specification.version");
String name =
SpiUtils.SERVICE_ROOT
+ ServiceType.EXCEPTION.getPath()
+ "/mule-exception-codes.properties";
InputStream in = ExceptionHelper.class.getClassLoader().getResourceAsStream(name);
if (in == null) {
throw new IllegalArgumentException("Failed to load resource: " + name);
}
errorCodes.load(in);
in.close();
reverseErrorCodes = MapUtils.invertMap(errorCodes);
name =
SpiUtils.SERVICE_ROOT
+ ServiceType.EXCEPTION.getPath()
+ "/mule-exception-config.properties";
in = ExceptionHelper.class.getClassLoader().getResourceAsStream(name);
if (in == null) {
throw new IllegalArgumentException("Failed to load resource: " + name);
}
errorDocs.load(in);
in.close();
initialised = true;
} catch (Exception e) {
throw new MuleRuntimeException(CoreMessages.failedToLoad("Exception resources"), e);
}
}
private static Properties getErrorMappings(String protocol) {
Object m = errorMappings.get(protocol);
if (m != null) {
if (m instanceof Properties) {
return (Properties) m;
} else {
return null;
}
} else {
String name =
SpiUtils.SERVICE_ROOT
+ ServiceType.EXCEPTION.getPath()
+ "/"
+ protocol
+ "-exception-mappings.properties";
InputStream in = ExceptionHelper.class.getClassLoader().getResourceAsStream(name);
if (in == null) {
errorMappings.put(protocol, "not found");
if (logger.isDebugEnabled()) {
logger.debug(
"Failed to load error mappings from: "
+ name
+ " This may be because there are no error code mappings for protocol: "
+ protocol);
}
return null;
}
Properties p = new Properties();
try {
p.load(in);
in.close();
} catch (IOException iox) {
throw new IllegalArgumentException("Failed to load resource: " + name);
}
errorMappings.put(protocol, p);
return p;
}
}