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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.chrome.browser.history; |
| 6 |
| 7 import android.text.TextUtils; |
| 8 |
| 9 import org.chromium.chrome.browser.widget.DateDividedAdapter.TimedItem; |
| 10 |
| 11 /** Contains information about a single browsing history item. */ |
| 12 public class HistoryItem extends TimedItem { |
| 13 private final String mUrl; |
| 14 private final String mDomain; |
| 15 private final String mTitle; |
| 16 private final long mTimestamp; |
| 17 private Long mStableId; |
| 18 |
| 19 /** |
| 20 * @param url The url for this item. |
| 21 * @param domain The string to display for the item's domain. |
| 22 * @param title The string to display for the item's title. |
| 23 * @param timestamp The timestamp for this item. |
| 24 */ |
| 25 public HistoryItem(String url, String domain, String title, long timestamp)
{ |
| 26 mUrl = url; |
| 27 mDomain = domain; |
| 28 mTitle = TextUtils.isEmpty(title) ? url : title; |
| 29 mTimestamp = timestamp; |
| 30 } |
| 31 |
| 32 /** @return The string to display for the item's domain. */ |
| 33 public String getDomain() { |
| 34 return mDomain; |
| 35 } |
| 36 |
| 37 /** @return The string to display for the item's title. */ |
| 38 public String getTitle() { |
| 39 return mTitle; |
| 40 } |
| 41 |
| 42 @Override |
| 43 public long getTimestamp() { |
| 44 return mTimestamp; |
| 45 } |
| 46 |
| 47 @Override |
| 48 public long getStableId() { |
| 49 if (mStableId == null) { |
| 50 // Generate a stable ID that combines the timestamp and the URL. |
| 51 mStableId = (long) mUrl.hashCode(); |
| 52 mStableId = (mStableId << 32) + (getTimestamp() & 0x0FFFFFFFF); |
| 53 } |
| 54 return mStableId; |
| 55 } |
| 56 } |
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