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Commit cee040eb authored by Nick Pelly's avatar Nick Pelly Committed by Android (Google) Code Review
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Merge "Throw a nicer error message when using an invalid context to create Nfc"

parents afb1a9e2 b04cce0e

core/java/android/nfc/NfcAdapter.java

+5 −2
Original line number Diff line number Diff line
@@ -357,8 +357,11 @@ public final class NfcAdapter { 
            throw new IllegalArgumentException("context cannot be null");

        }

        context = context.getApplicationContext();

        /* use getSystemService() instead of just instantiating to take

         * advantage of the context's cached NfcManager & NfcAdapter */

        if (context == null) {

            throw new IllegalArgumentException(

                    "context not associated with any application (using a mock context?)");

        }

        /* use getSystemService() for consistency */

        NfcManager manager = (NfcManager) context.getSystemService(Context.NFC_SERVICE);

        if (manager == null) {

            // NFC not available

core/java/android/nfc/NfcManager.java

+4 −0
Original line number Diff line number Diff line
@@ -40,6 +40,10 @@ public final class NfcManager { 
    public NfcManager(Context context) {

        NfcAdapter adapter;

        context = context.getApplicationContext();

        if (context == null) {

            throw new IllegalArgumentException(

                    "context not associated with any application (using a mock context?)");

        }

        try {

            adapter = NfcAdapter.getNfcAdapter(context);

        } catch (UnsupportedOperationException e) {