2 files changed, 64 insertions, 1 deletions
diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfUtils.java b/models-base/src/main/java/org/onap/policy/models/base/PfUtils.java
index a18315ceb..8e77d3fcf 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfUtils.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfUtils.java
@@ -1,6 +1,7 @@
-/*-
+/*
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2019 Nordix Foundation.
+ *  Modifications Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,6 +21,10 @@
 
 package org.onap.policy.models.base;
 
+import java.util.List;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
 /**
  * Utility class for Policy Framework concept utilities.
  *
@@ -56,4 +61,20 @@ public final class PfUtils {
 
         return 0;
     }
+
+    /**
+     * Convenience method to apply a mapping function to all of the elements of a list,
+     * generating a new list.
+     *
+     * @param source list whose elements are to be mapped, or {@code null}
+     * @param mapFunc mapping function
+     * @return a new list, containing mappings of all of the items in the original list
+     */
+    public static <T> List<T> mapList(List<T> source, Function<T, T> mapFunc) {
+        if (source == null) {
+            return null;
+        }
+
+        return source.stream().map(mapFunc).collect(Collectors.toList());
+    }
 }
diff --git a/models-base/src/main/java/org/onap/policy/models/base/keys/PolicyTypeIdent.java b/models-base/src/main/java/org/onap/policy/models/base/keys/PolicyTypeIdent.java
new file mode 100644
index 000000000..09e03816e
--- /dev/null
+++ b/models-base/src/main/java/org/onap/policy/models/base/keys/PolicyTypeIdent.java
@@ -0,0 +1,42 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP Policy Models
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.models.base.keys;
+
+import lombok.NoArgsConstructor;
+import lombok.NonNull;
+import org.onap.policy.models.base.PfConceptKey;
+
+/**
+ * Identifies a policy type. Both the name and version must be non-null.
+ */
+@NonNull
+@NoArgsConstructor
+public class PolicyTypeIdent extends PfConceptKey {
+    private static final long serialVersionUID = 1L;
+
+    public PolicyTypeIdent(String name, String version) {
+        super(name, version);
+    }
+
+    public PolicyTypeIdent(PolicyTypeIdent source) {
+        super(source);
+    }
+}