Added WildcardTypeImpl implementation (minimal support).

[jpf-core.git] / src / main / gov / nasa / jpf / vm / Types.java

diff --git a/src/main/gov/nasa/jpf/vm/Types.java b/src/main/gov/nasa/jpf/vm/Types.java
index 6c34925215c48ec78cadfdd7a159c5f6dc0d94ce..948b42e512013b1b7cd88d2a0b002252e59dd8c3 100644 (file)
--- a/src/main/gov/nasa/jpf/vm/Types.java
+++ b/src/main/gov/nasa/jpf/vm/Types.java
@@ -1248,6 +1248,8 @@ public class Types {
   }
 
   public static boolean isGenericSignature(String signature) {
+    if (signature == null || signature.equals(""))
+      return false;
     int opening = signature.indexOf('<');
     return (opening != -1);
   }
@@ -1258,5 +1260,16 @@ public class Types {
     String typeParamSig = parameterizedType.concat(":");
     return signature.contains(typeParamSig);
   }
+
+  public static boolean isWildcardType(String signature) {
+    return (signature.startsWith("+L") || signature.equals("*"));
+  }
+
+  public static String getWildcardType(String signature) {
+    if (signature.equals("*")) {
+      return "java.lang.Object";
+    }
+    return signature.replace("+L", "");
+  }
   // TODO: Fix for Groovy's model-checking
 }