add aidl

src/main/scala/com/github/shadowsocks/BaseService.scala

@@ -0,0 +1,81 @@
+package com.github.shadowsocks
+
+import android.os.RemoteCallbackList
+import com.github.shadowsocks.aidl.{Config, IShadowsocksService, IShadowsocksServiceCallback}
+import com.github.shadowsocks.utils.{Path, State}
+import java.io.{IOException, FileNotFoundException, FileReader, BufferedReader}
+import android.util.Log
+import android.app.Notification
+
+trait BaseService {
+
+  var state = State.INIT
+
+  final val callbacks = new RemoteCallbackList[IShadowsocksServiceCallback]
+
+  protected val binder = new IShadowsocksService.Stub {
+    override def getMode: Int = {
+      getServiceMode
+    }
+
+    override def getState: Int = {
+      state
+    }
+
+    override def unregisterCallback(cb: IShadowsocksServiceCallback) {
+      if (cb != null ) callbacks.unregister(cb)
+    }
+
+    override def registerCallback(cb: IShadowsocksServiceCallback) {
+      if (cb != null) callbacks.register(cb)
+    }
+
+    override def stop() {
+      stopRunner()
+    }
+
+    override def start(config: Config) {
+      startRunner(config)
+    }
+  }
+
+  def startRunner(config: Config)
+  def stopRunner()
+  def getServiceMode: Int
+  def getTag: String
+
+  def changeState(s: Int) {
+    changeState(s, null)
+  }
+
+  protected def changeState(s: Int, msg: String) {
+    if (state != s) {
+      val n = callbacks.beginBroadcast()
+      for (i <- 0 to n -1) {
+        callbacks.getBroadcastItem(i).stateChanged(s, msg)
+      }
+      callbacks.finishBroadcast()
+      state = s
+    }
+  }
+
+  def getPid(name: String): Int = {
+    try {
+      val reader: BufferedReader = new BufferedReader(new FileReader(Path.BASE + name + ".pid"))
+      val line = reader.readLine
+      return Integer.valueOf(line)
+    } catch {
+      case e: FileNotFoundException =>
+        Log.e(getTag, "Cannot open pid file: " + name)
+      case e: IOException =>
+        Log.e(getTag, "Cannot read pid file: " + name)
+      case e: NumberFormatException =>
+        Log.e(getTag, "Invalid pid", e)
+    }
+    -1
+  }
+
+  def initSoundVibrateLights(notification: Notification) {
+    notification.sound = null
+  }
+}