FileEntryReadCountComparator.java |
1 /** 2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved. 3 * 4 * The contents of this file are subject to the terms of the Liferay Enterprise 5 * Subscription License ("License"). You may not use this file except in 6 * compliance with the License. You can obtain a copy of the License by 7 * contacting Liferay, Inc. See the License for the specific language governing 8 * permissions and limitations under the License, including but not limited to 9 * distribution rights of the Software. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 17 * SOFTWARE. 18 */ 19 20 package com.liferay.portlet.documentlibrary.util.comparator; 21 22 import com.liferay.portal.kernel.util.OrderByComparator; 23 import com.liferay.portlet.documentlibrary.model.DLFileEntry; 24 25 /** 26 * <a href="FileEntryReadCountComparator.java.html"><b><i>View Source</i></b> 27 * </a> 28 * 29 * @author Brian Wing Shun Chan 30 * 31 */ 32 public class FileEntryReadCountComparator extends OrderByComparator { 33 34 public static String ORDER_BY_ASC = "readCount ASC"; 35 36 public static String ORDER_BY_DESC = "readCount DESC"; 37 38 public FileEntryReadCountComparator() { 39 this(false); 40 } 41 42 public FileEntryReadCountComparator(boolean asc) { 43 _asc = asc; 44 } 45 46 public int compare(Object obj1, Object obj2) { 47 DLFileEntry fileEntry1 = (DLFileEntry)obj1; 48 DLFileEntry fileEntry2 = (DLFileEntry)obj2; 49 50 int value = 0; 51 52 if (fileEntry1.getReadCount() < fileEntry2.getReadCount()) { 53 value = -1; 54 } 55 else if (fileEntry1.getReadCount() > fileEntry2.getReadCount()) { 56 value = 1; 57 } 58 59 if (_asc) { 60 return value; 61 } 62 else { 63 return -value; 64 } 65 } 66 67 public String getOrderBy() { 68 if (_asc) { 69 return ORDER_BY_ASC; 70 } 71 else { 72 return ORDER_BY_DESC; 73 } 74 } 75 76 private boolean _asc; 77 78 }