| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.incallui; |
| |
| import android.net.Uri; |
| import android.telecom.PhoneAccount; |
| import android.telephony.PhoneNumberUtils; |
| |
| import java.security.MessageDigest; |
| import java.security.NoSuchAlgorithmException; |
| |
| /** |
| * Manages logging for the entire class. |
| */ |
| public class Log { |
| |
| // Generic tag for all In Call logging |
| public static final String TAG = "InCall"; |
| |
| public static final boolean FORCE_DEBUG = false; /* STOPSHIP if true */ |
| public static final boolean DEBUG = FORCE_DEBUG || |
| android.util.Log.isLoggable(TAG, android.util.Log.DEBUG); |
| public static final boolean VERBOSE = FORCE_DEBUG || |
| android.util.Log.isLoggable(TAG, android.util.Log.VERBOSE); |
| public static final String TAG_DELIMETER = " - "; |
| |
| public static void d(String tag, String msg) { |
| if (DEBUG) { |
| android.util.Log.d(TAG, delimit(tag) + msg); |
| } |
| } |
| |
| public static void d(Object obj, String msg) { |
| if (DEBUG) { |
| android.util.Log.d(TAG, getPrefix(obj) + msg); |
| } |
| } |
| |
| public static void d(Object obj, String str1, Object str2) { |
| if (DEBUG) { |
| android.util.Log.d(TAG, getPrefix(obj) + str1 + str2); |
| } |
| } |
| |
| public static void v(Object obj, String msg) { |
| if (VERBOSE) { |
| android.util.Log.v(TAG, getPrefix(obj) + msg); |
| } |
| } |
| |
| public static void v(Object obj, String str1, Object str2) { |
| if (VERBOSE) { |
| android.util.Log.d(TAG, getPrefix(obj) + str1 + str2); |
| } |
| } |
| |
| public static void e(String tag, String msg, Exception e) { |
| android.util.Log.e(TAG, delimit(tag) + msg, e); |
| } |
| |
| public static void e(String tag, String msg) { |
| android.util.Log.e(TAG, delimit(tag) + msg); |
| } |
| |
| public static void e(Object obj, String msg, Exception e) { |
| android.util.Log.e(TAG, getPrefix(obj) + msg, e); |
| } |
| |
| public static void e(Object obj, String msg) { |
| android.util.Log.e(TAG, getPrefix(obj) + msg); |
| } |
| |
| public static void i(String tag, String msg) { |
| android.util.Log.i(TAG, delimit(tag) + msg); |
| } |
| |
| public static void i(Object obj, String msg) { |
| android.util.Log.i(TAG, getPrefix(obj) + msg); |
| } |
| |
| public static void w(Object obj, String msg) { |
| android.util.Log.w(TAG, getPrefix(obj) + msg); |
| } |
| |
| public static void wtf(Object obj, String msg) { |
| android.util.Log.wtf(TAG, getPrefix(obj) + msg); |
| } |
| |
| public static String piiHandle(Object pii) { |
| if (pii == null || VERBOSE) { |
| return String.valueOf(pii); |
| } |
| |
| if (pii instanceof Uri) { |
| Uri uri = (Uri) pii; |
| |
| // All Uri's which are not "tel" go through normal pii() method. |
| if (!PhoneAccount.SCHEME_TEL.equals(uri.getScheme())) { |
| return pii(pii); |
| } else { |
| pii = uri.getSchemeSpecificPart(); |
| } |
| } |
| |
| String originalString = String.valueOf(pii); |
| StringBuilder stringBuilder = new StringBuilder(originalString.length()); |
| for (char c : originalString.toCharArray()) { |
| if (PhoneNumberUtils.isDialable(c)) { |
| stringBuilder.append('*'); |
| } else { |
| stringBuilder.append(c); |
| } |
| } |
| return stringBuilder.toString(); |
| } |
| |
| /** |
| * Redact personally identifiable information for production users. |
| * If we are running in verbose mode, return the original string, otherwise |
| * return a SHA-1 hash of the input string. |
| */ |
| public static String pii(Object pii) { |
| if (pii == null || VERBOSE) { |
| return String.valueOf(pii); |
| } |
| return "[" + secureHash(String.valueOf(pii).getBytes()) + "]"; |
| } |
| |
| private static String secureHash(byte[] input) { |
| MessageDigest messageDigest; |
| try { |
| messageDigest = MessageDigest.getInstance("SHA-1"); |
| } catch (NoSuchAlgorithmException e) { |
| return null; |
| } |
| messageDigest.update(input); |
| byte[] result = messageDigest.digest(); |
| return encodeHex(result); |
| } |
| |
| private static String encodeHex(byte[] bytes) { |
| StringBuffer hex = new StringBuffer(bytes.length * 2); |
| |
| for (int i = 0; i < bytes.length; i++) { |
| int byteIntValue = bytes[i] & 0xff; |
| if (byteIntValue < 0x10) { |
| hex.append("0"); |
| } |
| hex.append(Integer.toString(byteIntValue, 16)); |
| } |
| |
| return hex.toString(); |
| } |
| |
| private static String getPrefix(Object obj) { |
| return (obj == null ? "" : (obj.getClass().getSimpleName() + TAG_DELIMETER)); |
| } |
| |
| private static String delimit(String tag) { |
| return tag + TAG_DELIMETER; |
| } |
| } |