1 files changed, 68 insertions, 0 deletions
diff --git a/acl/acl-impl/src/main/java/io/fd/hc2vpp/acl/util/acl/AclDataExtractor.java b/acl/acl-impl/src/main/java/io/fd/hc2vpp/acl/util/acl/AclDataExtractor.java
new file mode 100644
index 000000000..77e58fe0c
--- /dev/null
+++ b/acl/acl-impl/src/main/java/io/fd/hc2vpp/acl/util/acl/AclDataExtractor.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * 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.
+ */
+
+package io.fd.hc2vpp.acl.util.acl;
+
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+import javax.annotation.Nonnull;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.Acl;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.Ace;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.access.control.list.rev160708.access.lists.acl.access.list.entries.ace.Matches;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.access.lists.acl.access.list.entries.ace.matches.ace.type.VppAce;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.acl.rev161214.access.lists.acl.access.list.entries.ace.matches.ace.type.VppMacipAce;
+
+/**
+ * Extracts data from Acls.
+ * Expects data validated by {@link AclValidator}
+ */
+public interface AclDataExtractor {
+
+    /**
+     * Checks if provided {@link Acl} has aces of type {@link VppAce}
+     */
+    default boolean isStandardAcl(@Nonnull final Acl acl) {
+        return acl.getAccessListEntries().getAce().stream()
+                .map(Ace::getMatches)
+                .map(Matches::getAceType)
+                .filter(aceType -> aceType instanceof VppAce)
+                .findAny()
+                .isPresent();
+    }
+
+    /**
+     * Checks if provided {@link Acl} has aces of type {@link VppMacipAce}
+     */
+    default boolean isMacIpAcl(@Nonnull final Acl acl) {
+        return acl.getAccessListEntries().getAce().stream()
+                .map(Ace::getMatches)
+                .map(Matches::getAceType)
+                .filter(aceType -> aceType instanceof VppMacipAce)
+                .findAny()
+                .isPresent();
+    }
+
+    default List<Ace> getAces(@Nonnull final Acl acl) {
+        return acl.getAccessListEntries().getAce();
+    }
+
+    /**
+     * Convert {@link Acl} name to byte array as UTF_8
+     */
+    default byte[] getAclNameAsBytes(@Nonnull final Acl acl) {
+        return acl.getAclName().getBytes(StandardCharsets.UTF_8);
+    }
+}