if (!super.isValid(sourceModule, offset, requestor)) {
return false;
}
if (requestor instanceof IPHPCompletionRequestor) {
IPHPCompletionRequestor phpCompletionRequestor = (IPHPCompletionRequestor) requestor;
boolean isExplicit = phpCompletionRequestor.isExplicit();
if (!isExplicit) {
try {
String prefix = getPrefix();
if ((prefix == null || prefix.length() == 0)) {
return false;