001
014
015 package com.liferay.portal.kernel.workflow.comparator;
016
017 import com.liferay.portal.kernel.util.OrderByComparator;
018 import com.liferay.portal.kernel.workflow.WorkflowTask;
019
020 import java.util.Date;
021
022
025 public class BaseWorkflowTaskDueDateComparator extends OrderByComparator {
026
027 public static String ORDER_BY_ASC = "dueDate ASC, workflowTaskId ASC";
028
029 public static String ORDER_BY_DESC = "dueDate DESC, workflowTaskId DESC";
030
031 public static String[] ORDER_BY_FIELDS = {"dueDate", "workflowTaskId"};
032
033 public BaseWorkflowTaskDueDateComparator() {
034 this(false);
035 }
036
037 public BaseWorkflowTaskDueDateComparator(boolean ascending) {
038 _ascending = ascending;
039 }
040
041 public int compare(Object obj1, Object obj2) {
042 WorkflowTask workflowTask1 = (WorkflowTask)obj1;
043 WorkflowTask workflowTask2 = (WorkflowTask)obj2;
044
045 Date dueDate1 = workflowTask1.getDueDate();
046 Date dueDate2 = workflowTask2.getDueDate();
047
048 int value = dueDate1.compareTo(dueDate2);
049
050 if (value == 0) {
051 Long workflowTaskId1 = workflowTask1.getWorkflowTaskId();
052 Long workflowTaskId2 = workflowTask2.getWorkflowTaskId();
053
054 value = workflowTaskId1.compareTo(workflowTaskId2);
055 }
056
057 if (_ascending) {
058 return value;
059 }
060 else {
061 return -value;
062 }
063 }
064
065 public String getOrderBy() {
066 if (_ascending) {
067 return ORDER_BY_ASC;
068 }
069 else {
070 return ORDER_BY_DESC;
071 }
072 }
073
074 public String[] getOrderByFields() {
075 return ORDER_BY_FIELDS;
076 }
077
078 public boolean isAscending() {
079 return _ascending;
080 }
081
082 private boolean _ascending;
083
084 }