equals for {Device,Port,Link,Host}Description

Change-Id: Ia69a469ed7b3ef183e45b3fb4d110edcbb4f3aad

@@ -16,6 +16,7 @@
 package org.onosproject.net;
 
 import static com.google.common.base.Preconditions.checkArgument;
+import com.google.common.base.Objects;
 
 /**
  * Base implementation of an annotated model description.
@@ -46,4 +47,18 @@ public abstract class AbstractDescription implements Annotated {
         return annotations;
     }
 
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(annotations);
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        if (object instanceof AbstractDescription) {
+            AbstractDescription that = (AbstractDescription) object;
+            return Objects.equal(this.annotations, that.annotations);
+        }
+        return false;
+    }
+
 }

@@ -24,6 +24,7 @@ import java.net.URI;
 import static com.google.common.base.MoreObjects.toStringHelper;
 import static com.google.common.base.Preconditions.checkNotNull;
 import static org.onosproject.net.Device.Type;
+import com.google.common.base.Objects;
 
 /**
  * Default implementation of immutable device description entity.
@@ -132,6 +133,30 @@ public class DefaultDeviceDescription extends AbstractDescription
                 .toString();
     }
 
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(super.hashCode(), uri, type, manufacturer,
+                                hwVersion, swVersion, serialNumber, chassisId);
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        if (object instanceof DefaultDeviceDescription) {
+            if (!super.equals(object)) {
+                return false;
+            }
+            DefaultDeviceDescription that = (DefaultDeviceDescription) object;
+            return Objects.equal(this.uri, that.uri)
+                    && Objects.equal(this.type, that.type)
+                    && Objects.equal(this.manufacturer, that.manufacturer)
+                    && Objects.equal(this.hwVersion, that.hwVersion)
+                    && Objects.equal(this.swVersion, that.swVersion)
+                    && Objects.equal(this.serialNumber, that.serialNumber)
+                    && Objects.equal(this.chassisId, that.chassisId);
+        }
+        return false;
+    }
+
     // default constructor for serialization
     private DefaultDeviceDescription() {
         this.uri = null;

@@ -21,6 +21,7 @@ import org.onosproject.net.PortNumber;
 import org.onosproject.net.SparseAnnotations;
 
 import static org.onosproject.net.Port.Type;
+import com.google.common.base.Objects;
 
 /**
  * Default implementation of immutable port description.
@@ -117,4 +118,25 @@ public class DefaultPortDescription extends AbstractDescription
                 .toString();
     }
 
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(super.hashCode(), number, isEnabled, type,
+                                portSpeed);
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        if (object != null && getClass() == object.getClass()) {
+            if (!super.equals(object)) {
+                return false;
+            }
+            DefaultPortDescription that = (DefaultPortDescription) object;
+            return Objects.equal(this.number, that.number)
+                    && Objects.equal(this.isEnabled, that.isEnabled)
+                    && Objects.equal(this.type, that.type)
+                    && Objects.equal(this.portSpeed, that.portSpeed);
+        }
+        return false;
+    }
+
 }

@@ -28,6 +28,7 @@ import org.onlab.packet.VlanId;
 import com.google.common.collect.ImmutableSet;
 
 import static com.google.common.base.MoreObjects.toStringHelper;
+import com.google.common.base.Objects;
 
 /**
  * Default implementation of an immutable host description.
@@ -119,4 +120,24 @@ public class DefaultHostDescription extends AbstractDescription
                 .toString();
     }
 
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(super.hashCode(), mac, vlan, location, ip);
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        if (object != null && getClass() == object.getClass()) {
+            if (!super.equals(object)) {
+                return false;
+            }
+            DefaultHostDescription that = (DefaultHostDescription) object;
+            return Objects.equal(this.mac, that.mac)
+                    && Objects.equal(this.vlan, that.vlan)
+                    && Objects.equal(this.location, that.location)
+                    && Objects.equal(this.ip, that.ip);
+        }
+        return false;
+    }
+
 }

@@ -20,6 +20,7 @@ import org.onosproject.net.AbstractDescription;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.Link;
 import org.onosproject.net.SparseAnnotations;
+import com.google.common.base.Objects;
 
 /**
  * Default implementation of immutable link description entity.
@@ -70,4 +71,23 @@ public class DefaultLinkDescription extends AbstractDescription
                 .add("type", type()).toString();
     }
 
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(super.hashCode(), src, dst, type);
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        if (object != null && getClass() == object.getClass()) {
+            if (!super.equals(object)) {
+                return false;
+            }
+            DefaultLinkDescription that = (DefaultLinkDescription) object;
+            return Objects.equal(this.src, that.src)
+                    && Objects.equal(this.dst, that.dst)
+                    && Objects.equal(this.type, that.type);
+        }
+        return false;
+    }
+
 }

@@ -415,7 +415,7 @@ public class HostLocationProviderTest {
         public void hostDetected(HostId hostId, HostDescription hostDescription, boolean replaceIps) {
             if (added == null) {
                 added = hostDescription;
-            } else if ((moved == null) && !hostDescription.equals(added)) {
+            } else if ((moved == null) && hostDescription != added) {
                 moved = hostDescription;
             } else {
                 spine = hostDescription;