| /* |
| * Copyright (C) 2007 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 android.webkit; |
| |
| import android.os.SystemClock; |
| import android.util.Log; |
| |
| class PerfChecker { |
| |
| private long mTime; |
| private static final long mResponseThreshold = 2000; // 2s |
| |
| public PerfChecker() { |
| if (false) { |
| mTime = SystemClock.uptimeMillis(); |
| } |
| } |
| |
| /** |
| * @param what log string |
| * Logs given string if mResponseThreshold time passed between either |
| * instantiation or previous responseAlert call |
| */ |
| public void responseAlert(String what) { |
| if (false) { |
| long upTime = SystemClock.uptimeMillis(); |
| long time = upTime - mTime; |
| if (time > mResponseThreshold) { |
| Log.w("webkit", what + " used " + time + " ms"); |
| } |
| // Reset mTime, to permit reuse |
| mTime = upTime; |
| } |
| } |
| } |