Use an xml (de)serializer to create Java object instead of parsing them by hand

src/com/sheepit/client/datamodel/HeartBeatInfos.java

@@ -0,0 +1,14 @@
+package com.sheepit.client.datamodel;
+
+import lombok.Getter;
+import lombok.ToString;
+import org.simpleframework.xml.Attribute;
+import org.simpleframework.xml.Root;
+
+@Root(strict = false, name = "keepmealive")
+@ToString
+public class HeartBeatInfos {
+	@Attribute
+	@Getter
+	private int status;
+}