Remove netconf from commons/opendaylight pom
[controller.git] / opendaylight / netconf / netconf-mapping-api / src / main / java / org / opendaylight / controller / netconf / mapping / api / HandlingPriority.java
index 1236138e6c6437a181b11425ac0f2f0449930944..0f5de553aa22c45a87fdf8ec21d5e49ea55a0b9e 100644 (file)
@@ -8,10 +8,11 @@
 
 package org.opendaylight.controller.netconf.mapping.api;
 
+import com.google.common.base.MoreObjects;
 import com.google.common.base.Optional;
 import com.google.common.base.Preconditions;
 
-public class HandlingPriority implements Comparable<HandlingPriority> {
+public final class HandlingPriority implements Comparable<HandlingPriority> {
 
     public static final HandlingPriority CANNOT_HANDLE = new HandlingPriority();
     public static final HandlingPriority HANDLE_WITH_DEFAULT_PRIORITY = new HandlingPriority(Integer.MIN_VALUE);
@@ -45,36 +46,49 @@ public class HandlingPriority implements Comparable<HandlingPriority> {
         return getHandlingPriority(priority + priorityIncrease);
     }
 
+    public boolean isCannotHandle() {
+        return this.equals(CANNOT_HANDLE);
+    }
+
     @Override
     public int compareTo(HandlingPriority o) {
-        if (this == o)
+        if (this == o) {
             return 0;
-        if (this == CANNOT_HANDLE)
+        }
+        if (isCannotHandle()) {
             return -1;
-        if (o == CANNOT_HANDLE)
+        }
+        if (o.isCannotHandle()) {
             return 1;
+        }
 
-        if (priority > o.priority)
+        if (priority > o.priority){
             return 1;
-        if (priority == o.priority)
+        }
+        if (priority.equals(o.priority)){
             return 0;
-        if (priority < o.priority)
+        }
+        if (priority < o.priority){
             return -1;
+        }
 
-        throw new IllegalStateException("Unexpected state");
+        throw new IllegalStateException("Unexpected state comparing " + this + " with " + o);
     }
 
     @Override
     public boolean equals(Object o) {
-        if (this == o)
+        if (this == o){
             return true;
-        if (!(o instanceof HandlingPriority))
+        }
+        if (!(o instanceof HandlingPriority)){
             return false;
+        }
 
         HandlingPriority that = (HandlingPriority) o;
 
-        if (priority != null ? !priority.equals(that.priority) : that.priority != null)
+        if (priority != null ? !priority.equals(that.priority) : that.priority != null){
             return false;
+        }
 
         return true;
     }
@@ -83,4 +97,11 @@ public class HandlingPriority implements Comparable<HandlingPriority> {
     public int hashCode() {
         return priority != null ? priority.hashCode() : 0;
     }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("priority", priority)
+                .toString();
+    }
 }