private void setFunctionTracePatterns() {
for (final TracePattern tracePattern : tracePatterns) {
if (tracePattern.isEnabled()) {
final String function = tracePattern.isLocal() ? FUN_TPL : FUN_TP;
try {
OtpErlangObject matchSpec = null;
if (tracePattern.getMatchSpec().getMsObject() != null) {
matchSpec = tracePattern.getMatchSpec().getMsObject();
} else {
matchSpec = new OtpErlangList();
}
if (tracePattern.getArity() < 0) {
tracerBackend.call(
Constants.TTB_MODULE,
function,
"aax",
tracePattern.getModuleName(),
tracePattern.getFunctionName(),
matchSpec);
} else {
tracerBackend.call(
Constants.TTB_MODULE,
function,
"aaxx",
tracePattern.getModuleName(),
tracePattern.getFunctionName(),
new OtpErlangInt(tracePattern.getArity()),
matchSpec);
}
} catch (final RpcException e) {
ErlLogger.error("Could not add pattern: " + e.getMessage());
}
}
}
}
/** Stops tracing. */
public void stop() {
if (tracing && !loading) {
synchronized (this) {
if (tracing && !loading) {
try {
loading = true;
tracerBackend.call(Constants.ERLANG_HELPER_MODULE, FUN_STOP, "");
} catch (final RpcException e) {
ErlLogger.error("Could not stop tracing tool: " + e.getMessage());
errorObject = e;
finishLoading(TracingStatus.EXCEPTION_THROWN);
}
}
}
}
}