| /* |
| * Copyright (C) 2009 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 dalvik.system; |
| |
| /** |
| * Utility methods for logging to {@code DalvikHandlers}. |
| * |
| * @hide |
| */ |
| public final class DalvikLogging { |
| private DalvikLogging() {} |
| |
| /** |
| * Returns the short logger tag (up to 23 chars) for the given logger name. |
| * Traditionally loggers are named by fully-qualified Java classes; this |
| * method attempts to return a concise identifying part of such names. |
| */ |
| public static String loggerNameToTag(String loggerName) { |
| // Anonymous logger. |
| if (loggerName == null) { |
| return "null"; |
| } |
| |
| int length = loggerName.length(); |
| if (length <= 23) { |
| return loggerName; |
| } |
| |
| int lastPeriod = loggerName.lastIndexOf("."); |
| return length - (lastPeriod + 1) <= 23 |
| ? loggerName.substring(lastPeriod + 1) |
| : loggerName.substring(loggerName.length() - 23); |
| } |
| } |