registerActivityCompiler(TerminateActivity.class, new TerminateGenerator());
// try to instantiate Jaxen based XPath 1.0 expression language compiler.
// if this fails (e.g. because Jaxen is not in classpath), use a pure JAXP based one as fallback.
try {
registerExpressionLanguage(EXPLANG_XPATH, new XPath10ExpressionCompilerBPEL11());
} catch (Exception e) {
__log
.warn("Error loading Jaxen based XPath 1.0 Expression Language, falling back to Jaxp based implementation.");
registerExpressionLanguage(EXPLANG_XPATH, new JaxpXPath10ExpressionCompilerBPEL11());
} catch (NoClassDefFoundError e) {