Merge "Changed uid output parameter from an int array to a list of strings." am: 7eae0132

import java.io.ByteArrayInputStream;

import java.io.IOException;

import java.security.InvalidKeyException;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Date;

import java.util.List;

     */

    @UnsupportedAppUsage

    public int[] listUidsOfAuthBoundKeys() {

        final int MAX_RESULT_SIZE = 100;

        int[] uidsOut = new int[MAX_RESULT_SIZE];

        // uids are returned as a list of strings because list of integers

        // as an output parameter is not supported by aidl-cpp.

        List<String> uidsOut = new ArrayList<>();

        try {

            int rc = mBinder.listUidsOfAuthBoundKeys(uidsOut);

            if (rc != NO_ERROR) {

            Log.w(TAG, "KeyStore exception", e);

            return null;

        }

        // Remove any 0 entries

        return Arrays.stream(uidsOut).filter(x -> x > 0).toArray();

        // Turn list of strings into an array of uid integers.

        return uidsOut.stream().mapToInt(Integer::parseInt).toArray();

   }

    public String[] list(String prefix) {