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Merge "Remove transient StartingState from TetherInterfaceSM"

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This commit is contained in:
TreeHugger Robot
2016-05-23 18:41:38 +00:00
committed by Android (Google) Code Review
parent 5dc33bdd7b 79e7fde00d
commit 2a67e72f02
3 changed files with 4 additions and 62 deletions
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5
services/core/java/com/android/server/connectivity/Tethering.java
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@@ -90,9 +90,8 @@ import java.util.concurrent.atomic.AtomicInteger;
/**
* @hide
*
* Timeout
*
* TODO - look for parent classes and code sharing
* This class holds much of the business logic to allow Android devices
* to act as IP gateways via USB, BT, and WiFi interfaces.
*/
public class Tethering extends BaseNetworkObserver implements IControlsTethering {

53
services/core/java/com/android/server/connectivity/tethering/TetherInterfaceSM.java
View File

@@ -80,7 +80,6 @@ public class TetherInterfaceSM extends StateMachine {
public static final int CMD_TETHER_CONNECTION_CHANGED = BASE_IFACE + 12;
private final State mInitialState;
private final State mStartingState;
private final State mTetheredState;
private final State mUnavailableState;
@@ -111,8 +110,6 @@ public class TetherInterfaceSM extends StateMachine {
mInitialState = new InitialState();
addState(mInitialState);
mStartingState = new StartingState();
addState(mStartingState);
mTetheredState = new TetheredState();
addState(mTetheredState);
mUnavailableState = new UnavailableState();
@@ -127,7 +124,6 @@ public class TetherInterfaceSM extends StateMachine {
res += mIfaceName + " - ";
IState current = getCurrentState();
if (current == mInitialState) res += "InitialState";
if (current == mStartingState) res += "StartingState";
if (current == mTetheredState) res += "TetheredState";
if (current == mUnavailableState) res += "UnavailableState";
if (isAvailable()) res += " - Available";
@@ -235,7 +231,7 @@ public class TetherInterfaceSM extends StateMachine {
case CMD_TETHER_REQUESTED:
setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR);
mTetherController.notifyInterfaceTetheringReadiness(true, TetherInterfaceSM.this);
transitionTo(mStartingState);
transitionTo(mTetheredState);
break;
case CMD_INTERFACE_DOWN:
transitionTo(mUnavailableState);
@@ -248,7 +244,7 @@ public class TetherInterfaceSM extends StateMachine {
}
}
class StartingState extends State {
class TetheredState extends State {
@Override
public void enter() {
setAvailable(false);
@@ -261,51 +257,7 @@ public class TetherInterfaceSM extends StateMachine {
return;
}
}
mTetherController.sendTetherStateChangedBroadcast();
// Skipping StartingState
transitionTo(mTetheredState);
}
@Override
public boolean processMessage(Message message) {
maybeLogMessage(this, message.what);
boolean retValue = true;
switch (message.what) {
// maybe a parent class?
case CMD_TETHER_UNREQUESTED:
mTetherController.notifyInterfaceTetheringReadiness(false, TetherInterfaceSM.this);
if (mUsb) {
if (!configureUsbIface(false, mIfaceName)) {
setLastErrorAndTransitionToInitialState(
ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR);
break;
}
}
transitionTo(mInitialState);
break;
case CMD_CELL_DUN_ERROR:
case CMD_IP_FORWARDING_ENABLE_ERROR:
case CMD_IP_FORWARDING_DISABLE_ERROR:
case CMD_START_TETHERING_ERROR:
case CMD_STOP_TETHERING_ERROR:
case CMD_SET_DNS_FORWARDERS_ERROR:
setLastErrorAndTransitionToInitialState(
ConnectivityManager.TETHER_ERROR_MASTER_ERROR);
break;
case CMD_INTERFACE_DOWN:
mTetherController.notifyInterfaceTetheringReadiness(false, TetherInterfaceSM.this);
transitionTo(mUnavailableState);
break;
default:
retValue = false;
}
return retValue;
}
}
class TetheredState extends State {
@Override
public void enter() {
try {
mNMService.tetherInterface(mIfaceName);
} catch (Exception e) {
@@ -321,7 +273,6 @@ public class TetherInterfaceSM extends StateMachine {
return;
}
if (DBG) Log.d(TAG, "Tethered " + mIfaceName);
setAvailable(false);
setTethered(true);
mTetherController.sendTetherStateChangedBroadcast();
}

8
services/tests/servicestests/src/com/android/server/connectivity/tethering/TetherInterfaceSMTest.java
View File

@@ -129,10 +129,6 @@ public class TetherInterfaceSMTest {
dispatchCommand(TetherInterfaceSM.CMD_TETHER_REQUESTED);
InOrder inOrder = inOrder(mTetherHelper, mNMService);
inOrder.verify(mTetherHelper).notifyInterfaceTetheringReadiness(true, mTestedSm);
// TODO: This broadcast should be removed. When we send this, we are neither
// available nor tethered, which is misleading, since we're transitioning
// from one to the other.
inOrder.verify(mTetherHelper).sendTetherStateChangedBroadcast();
inOrder.verify(mNMService).tetherInterface(IFACE_NAME);
inOrder.verify(mTetherHelper).sendTetherStateChangedBroadcast();
@@ -168,10 +164,6 @@ public class TetherInterfaceSMTest {
inOrder.verify(mTetherHelper).notifyInterfaceTetheringReadiness(true, mTestedSm);
inOrder.verify(mNMService).getInterfaceConfig(IFACE_NAME);
inOrder.verify(mNMService).setInterfaceConfig(IFACE_NAME, mInterfaceConfiguration);
// TODO: This broadcast should be removed. When we send this, we are neither
// available nor tethered, which is misleading, since we're transitioning
// from one to the other.
inOrder.verify(mTetherHelper).sendTetherStateChangedBroadcast();
inOrder.verify(mNMService).tetherInterface(IFACE_NAME);
inOrder.verify(mTetherHelper).sendTetherStateChangedBroadcast();