Refactor modules (#56)

* Refactor:Modules

Signed-off-by: Rahul Rudragoudar <rr83019@gmail.com>

* Add config file

Signed-off-by: Rahul Rudragoudar <rr83019@gmail.com>

* Restore sample images

Signed-off-by: Rahul Rudragoudar <rr83019@gmail.com>

src/main/scala/lc/background/taskThread.scala

@@ -0,0 +1,38 @@
+package lc.background
+
+import lc.database.Statements
+import java.util.concurrent.{ScheduledThreadPoolExecutor, TimeUnit}
+import lc.core.Captcha
+import lc.core.{Parameters, Size}
+
+
+class BackgroundTask(captcha: Captcha, throttle: Int) {
+
+    private val task = new Runnable {
+        def run(): Unit = {
+            try {
+
+                val mapIdGCPstmt = Statements.tlStmts.get.mapIdGCPstmt
+                mapIdGCPstmt.executeUpdate()
+
+                val challengeGCPstmt = Statements.tlStmts.get.challengeGCPstmt
+                challengeGCPstmt.executeUpdate()
+
+                val imageNum = Statements.tlStmts.get.getCountChallengeTable.executeQuery()
+                var throttleIn = (throttle*1.1).toInt
+                if(imageNum.next())
+                    throttleIn = (throttleIn-imageNum.getInt("total"))
+                while(0 < throttleIn){
+                    captcha.generateChallenge(Parameters("","","",Option(Size(0,0))))
+                    throttleIn -= 1
+                }
+            } catch { case e: Exception => println(e) }
+        }
+    }
+
+  def beginThread(delay: Int) : Unit = {
+    val ex = new ScheduledThreadPoolExecutor(1)
+    val thread = ex.scheduleWithFixedDelay(task, 1, delay, TimeUnit.SECONDS)
+  }
+
+}