update sink names

Author: Jami Cogswell

java/ql/lib/semmle/code/java/security/RegexInjection.qll

@@ -6,13 +6,13 @@ private import semmle.code.java.frameworks.Regex
 private import semmle.code.java.frameworks.apache.Lang
 
 /** A data flow sink for untrusted user input used to construct regular expressions. */
-abstract class Sink extends DataFlow::ExprNode { }
+abstract class RegexInjectionSink extends DataFlow::ExprNode { }
 
 /** A sanitizer for untrusted user input used to construct regular expressions. */
 abstract class RegexInjectionSanitizer extends DataFlow::ExprNode { }
 
-private class RegexInjectionSink extends Sink {
-  RegexInjectionSink() {
+private class DefaultRegexInjectionSink extends RegexInjectionSink {
+  DefaultRegexInjectionSink() {
     exists(MethodAccess ma, Method m | m = ma.getMethod() |
       ma.getArgument(0) = this.asExpr() and
       (

java/ql/lib/semmle/code/java/security/RegexInjectionQuery.qll

@@ -11,7 +11,7 @@ class RegexInjectionConfiguration extends TaintTracking::Configuration {
 
   override predicate isSource(DataFlow::Node source) { source instanceof RemoteFlowSource }
 
-  override predicate isSink(DataFlow::Node sink) { sink instanceof Sink }
+  override predicate isSink(DataFlow::Node sink) { sink instanceof RegexInjectionSink }
 
   override predicate isSanitizer(DataFlow::Node node) { node instanceof RegexInjectionSanitizer }
 }