From 7174d000e0351f6dfe5fad09414ee1d3ef838527 Mon Sep 17 00:00:00 2001
From: Lakshman <lakshmanu@wso2.com>
Date: Wed, 6 Apr 2016 19:05:11 +0530
Subject: [PATCH] override hash and equals function in Device to avoid
 duplicates in collections

---
 .../wso2/carbon/device/mgt/common/Device.java   | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java b/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java
index be6f7bf951e..473ea559b64 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/Device.java
@@ -147,4 +147,21 @@ public class Device implements Serializable{
                 "]";
     }
 
+	@Override
+	public boolean equals(Object o) {
+		if (this == o)
+			return true;
+		if (!(o instanceof Device))
+			return false;
+
+		Device device = (Device) o;
+
+		return getDeviceIdentifier().equals(device.getDeviceIdentifier());
+
+	}
+
+	@Override
+	public int hashCode() {
+		return getDeviceIdentifier().hashCode();
+	}
 }