ONOS-1066: Move IntentCompilers to the dedicated package
Change-Id: I3e588cab0559093d389c9d44d2c7df536cabe953
diff --git a/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsIntentCompiler.java b/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsIntentCompiler.java
new file mode 100644
index 0000000..89fd331
--- /dev/null
+++ b/core/net/src/main/java/org/onosproject/net/intent/impl/compiler/MplsIntentCompiler.java
@@ -0,0 +1,85 @@
+package org.onosproject.net.intent.impl.compiler;
+
+import static java.util.Arrays.asList;
+import static org.onosproject.net.DefaultEdgeLink.createEdgeLink;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DefaultPath;
+import org.onosproject.net.Link;
+import org.onosproject.net.Path;
+import org.onosproject.net.intent.Intent;
+import org.onosproject.net.intent.MplsIntent;
+import org.onosproject.net.intent.MplsPathIntent;
+import org.onosproject.net.provider.ProviderId;
+import org.onosproject.net.resource.LinkResourceAllocations;
+
+
+@Component(immediate = true)
+public class MplsIntentCompiler extends ConnectivityIntentCompiler<MplsIntent> {
+
+ // TODO: use off-the-shell core provider ID
+ private static final ProviderId PID =
+ new ProviderId("core", "org.onosproject.core", true);
+ // TODO: consider whether the default cost is appropriate or not
+ public static final int DEFAULT_COST = 1;
+
+
+ @Activate
+ public void activate() {
+ intentManager.registerCompiler(MplsIntent.class, this);
+ }
+
+ @Deactivate
+ public void deactivate() {
+ intentManager.unregisterCompiler(MplsIntent.class);
+ }
+
+ @Override
+ public List<Intent> compile(MplsIntent intent, List<Intent> installable,
+ Set<LinkResourceAllocations> resources) {
+ ConnectPoint ingressPoint = intent.ingressPoint();
+ ConnectPoint egressPoint = intent.egressPoint();
+
+ if (ingressPoint.deviceId().equals(egressPoint.deviceId())) {
+ List<Link> links = asList(createEdgeLink(ingressPoint, true), createEdgeLink(egressPoint, false));
+ return asList(createPathIntent(new DefaultPath(PID, links, DEFAULT_COST), intent));
+ }
+
+ List<Link> links = new ArrayList<>();
+ Path path = getPath(intent, ingressPoint.deviceId(),
+ egressPoint.deviceId());
+
+ links.add(createEdgeLink(ingressPoint, true));
+ links.addAll(path.links());
+
+ links.add(createEdgeLink(egressPoint, false));
+
+ return asList(createPathIntent(new DefaultPath(PID, links, path.cost(),
+ path.annotations()), intent));
+ }
+
+ /**
+ * Creates a path intent from the specified path and original
+ * connectivity intent.
+ *
+ * @param path path to create an intent for
+ * @param intent original intent
+ */
+ private Intent createPathIntent(Path path,
+ MplsIntent intent) {
+ return new MplsPathIntent(intent.appId(),
+ intent.selector(), intent.treatment(), path,
+ intent.ingressLabel(), intent.egressLabel(),
+ intent.constraints());
+ }
+
+
+}