LineageOS/android_packages_modules_Connectivity
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NsdService: simple cleanups

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This patch replace some SparseArray<Integer> with SparseIntArray, and
simplify a value lookup function by using indexOfValue().

Test: TODO
Bug: 37013369, 33298084
Change-Id: I4872f8baa2bb2ff456c7f848d3afe2e7bcc9892e
This commit is contained in:
Hugo Benichi
2017-04-11 14:42:47 +09:00
parent 4dd4db7720
commit d2552aee11
1 changed files with 12 additions and 14 deletions
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26
services/core/java/com/android/server/NsdService.java
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@@ -35,6 +35,7 @@ import android.provider.Settings;
import android.util.Base64;
import android.util.Slog;
import android.util.SparseArray;
import android.util.SparseIntArray;
import java.io.FileDescriptor;
import java.io.PrintWriter;
@@ -246,8 +247,8 @@ public class NsdService extends INsdManager.Stub {
}
private void removeRequestMap(int clientId, int globalId, ClientInfo clientInfo) {
clientInfo.mClientIds.remove(clientId);
clientInfo.mClientRequests.remove(clientId);
clientInfo.mClientIds.delete(clientId);
clientInfo.mClientRequests.delete(clientId);
mIdToClientInfoMap.remove(globalId);
}
@@ -300,7 +301,7 @@ public class NsdService extends INsdManager.Stub {
clientInfo = mClients.get(msg.replyTo);
try {
id = clientInfo.mClientIds.get(msg.arg2).intValue();
id = clientInfo.mClientIds.get(msg.arg2);
} catch (NullPointerException e) {
replyToMessage(msg, NsdManager.STOP_DISCOVERY_FAILED,
NsdManager.FAILURE_INTERNAL_ERROR);
@@ -338,7 +339,7 @@ public class NsdService extends INsdManager.Stub {
if (DBG) Slog.d(TAG, "unregister service");
clientInfo = mClients.get(msg.replyTo);
try {
id = clientInfo.mClientIds.get(msg.arg2).intValue();
id = clientInfo.mClientIds.get(msg.arg2);
} catch (NullPointerException e) {
replyToMessage(msg, NsdManager.UNREGISTER_SERVICE_FAILED,
NsdManager.FAILURE_INTERNAL_ERROR);
@@ -828,10 +829,10 @@ public class NsdService extends INsdManager.Stub {
private NsdServiceInfo mResolvedService;
/* A map from client id to unique id sent to mDns */
private final SparseArray<Integer> mClientIds = new SparseArray<>();
private final SparseIntArray mClientIds = new SparseIntArray();
/* A map from client id to the type of the request we had received */
private final SparseArray<Integer> mClientRequests = new SparseArray<>();
private final SparseIntArray mClientRequests = new SparseIntArray();
private ClientInfo(AsyncChannel c, Messenger m) {
mChannel = c;
@@ -858,6 +859,7 @@ public class NsdService extends INsdManager.Stub {
// and send cancellations to the daemon.
private void expungeAllRequests() {
int globalId, clientId, i;
// TODO: to keep handler responsive, do not clean all requests for that client at once.
for (i = 0; i < mClientIds.size(); i++) {
clientId = mClientIds.keyAt(i);
globalId = mClientIds.valueAt(i);
@@ -885,15 +887,11 @@ public class NsdService extends INsdManager.Stub {
// mClientIds is a sparse array of listener id -> mDnsClient id. For a given mDnsClient id,
// return the corresponding listener id. mDnsClient id is also called a global id.
private int getClientId(final int globalId) {
// This doesn't use mClientIds.indexOfValue because indexOfValue uses == (not .equals)
// while also coercing the int primitives to Integer objects.
for (int i = 0, nSize = mClientIds.size(); i < nSize; i++) {
int mDnsId = mClientIds.valueAt(i);
if (globalId == mDnsId) {
return mClientIds.keyAt(i);
}
int idx = mClientIds.indexOfValue(globalId);
if (idx < 0) {
return idx;
}
return -1;
return mClientIds.keyAt(idx);
}
}