This repository has been archived by the owner on Apr 6, 2018. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 3
/
Page.java
111 lines (88 loc) · 2.28 KB
/
Page.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
/*
* Copyright 2008-2010 the original author or authors.
*
* 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 org.synyx.hades.domain;
import java.util.Iterator;
import java.util.List;
/**
* A page is a sublist of a list of objects. It allows gain information about
* the position of it in the containing entire list.
*
* @author Oliver Gierke
* @param <T>
*/
public interface Page<T> extends Iterable<T> {
/**
* Returns the number of the current page. Is zero based and less that
* {@code Page#getTotalPages()}.
*
* @return the number of the current page
*/
int getNumber();
/**
* Returns the size of the page.
*
* @return the size of the page
*/
int getSize();
/**
* Returns the number of total pages.
*
* @return the number of toral pages
*/
int getTotalPages();
/**
* Returns the number of elements currently on this page.
*
* @return the number of elements currently on this page
*/
int getNumberOfElements();
/**
* Returns the total amount of elements.
*
* @return the total amount of elements
*/
long getTotalElements();
/**
* Returns if there is a previous page.
*
* @return if there is a previous page
*/
boolean hasPreviousPage();
/**
* Returns if there is a next page.
*
* @return if there is a next page
*/
boolean hasNextPage();
/*
* (non-Javadoc)
*
* @see java.lang.Iterable#iterator()
*/
Iterator<T> iterator();
/**
* Returns the page content as {@link List}.
*
* @return
*/
List<T> asList();
/**
* Returns the sorting parameters for the page.
*
* @return
*/
Sort getSort();
}