mybatis / ibatis-2 / 579

Committed 26 May 2025 06:56PM UTC coverage: 65.506% (-0.009%) from 65.515%

Build # 579

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #287 from hazendaz/master

Various code cleanup

Coverage Stats

1609 of 2818 branches covered (57.1%)

15 of 22 new or added lines in 8 files covered. (68.18%)

5078 of 7752 relevant lines covered (65.51%)

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46.94

/src/main/java/com/ibatis/common/util/PaginatedArrayList.java

/*
 * Copyright 2004-2025 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
 *
 *    https://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 com.ibatis.common.util;

import java.util.*;

/**
 * Implementation of PaginatedList backed by an ArrayList.
 *
 * @deprecated All paginated list features have been deprecated
 */
@Deprecated
public class PaginatedArrayList implements PaginatedList {

  /** The Constant EMPTY_LIST. */
  private static final ArrayList EMPTY_LIST = new ArrayList<>(0);

  /** The list. */
  private List list;

  /** The page. */
  private List page;

  /** The page size. */
  private int pageSize;

  /** The index. */
  private int index;

  /**
   * Instantiates a new paginated array list.
   *
   * @param pageSize
   *          the page size
   */
  public PaginatedArrayList(int pageSize) {
    this.pageSize = pageSize;
    this.index = 0;
    this.list = new ArrayList<>();
    repaginate();
  }

  /**
   * Constructor to set the initial size and the page size.
   *
   * @param initialCapacity
   *          - the initial size
   * @param pageSize
   *          - the page size
   */
  public PaginatedArrayList(int initialCapacity, int pageSize) {
    this.pageSize = pageSize;
    this.index = 0;
    this.list = new ArrayList<>(initialCapacity);
    repaginate();
  }

  /**
   * Constructor to create an instance using an existing collection.
   *
   * @param c
   *          - the collection to build the instance with
   * @param pageSize
   *          - the page size
   */
  public PaginatedArrayList(Collection c, int pageSize) {
    this.pageSize = pageSize;
    this.index = 0;
    this.list = new ArrayList<>(c);
    repaginate();
  }

  /**
   * Repaginate.
   */
  private void repaginate() {
    if (list.isEmpty()) {
      page = EMPTY_LIST;
    } else {
      int start = index * pageSize;
      int end = start + pageSize - 1;
      if (end >= list.size()) {
        end = list.size() - 1;
      }
      if (start >= list.size()) {
        index = 0;
        repaginate();
      } else if (start < 0) {
        index = list.size() / pageSize;
        if (list.size() % pageSize == 0) {
          index--;
        }
        repaginate();
      } else {
        page = list.subList(start, end + 1);
      }
    }
  }

  /* List accessors (uses page) */

  public int size() {
    return page.size();
  }

  public boolean isEmpty() {
    return page.isEmpty();
  }

  public boolean contains(Object o) {
    return page.contains(o);
  }

  public Iterator iterator() {
    return page.iterator();
  }

  public Object[] toArray() {
    return page.toArray();
  }

  public Object[] toArray(Object a[]) {
    return page.toArray(a);
  }

  public boolean containsAll(Collection c) {
    return page.containsAll(c);
  }

  public Object get(int index) {
    return page.get(index);
  }

  public int indexOf(Object o) {
    return page.indexOf(o);
  }

  public int lastIndexOf(Object o) {
    return page.lastIndexOf(o);
  }

  public ListIterator listIterator() {
    return page.listIterator();
  }

  public ListIterator listIterator(int index) {
    return page.listIterator(index);
  }

  public List subList(int fromIndex, int toIndex) {
    return page.subList(fromIndex, toIndex);
  }

  /* List mutators (uses master list) */

  public boolean add(Object o) {
    boolean b = list.add(o);
    repaginate();
    return b;
  }

  public boolean remove(Object o) {
    boolean b = list.remove(o);
    repaginate();
    return b;
  }

  public boolean addAll(Collection c) {
    boolean b = list.addAll(c);
    repaginate();
    return b;
  }

  public boolean addAll(int index, Collection c) {
    boolean b = list.addAll(index, c);
    repaginate();
    return b;
  }

  public boolean removeAll(Collection c) {
    boolean b = list.removeAll(c);
    repaginate();
    return b;
  }

  public boolean retainAll(Collection c) {
    boolean b = list.retainAll(c);
    repaginate();
    return b;
  }

  public void clear() {
    list.clear();
    repaginate();
  }

  public Object set(int index, Object element) {
    Object o = list.set(index, element);
    repaginate();
    return o;
  }

  public void add(int index, Object element) {
    list.add(index, element);
    repaginate();
  }

  public Object remove(int index) {
    Object o = list.remove(index);
    repaginate();
    return o;
  }

  /* Paginated List methods */

  public int getPageSize() {
    return pageSize;
  }

  public boolean isFirstPage() {
    return index == 0;
  }

  public boolean isMiddlePage() {
    return !(isFirstPage() || isLastPage());
  }

  public boolean isLastPage() {
    return list.size() - ((index + 1) * pageSize) < 1;
  }

  public boolean isNextPageAvailable() {
    return !isLastPage();
  }

  public boolean isPreviousPageAvailable() {
    return !isFirstPage();
  }

  public boolean nextPage() {
    if (isNextPageAvailable()) {
      index++;
      repaginate();
      return true;
    } else {
      return false;
    }
  }

  public boolean previousPage() {
    if (isPreviousPageAvailable()) {
      index--;
      repaginate();
      return true;
    } else {
      return false;
    }
  }

  public void gotoPage(int pageNumber) {
    index = pageNumber;
    repaginate();
  }

  public int getPageIndex() {
    return index;
  }

}

1	/*
2	* Copyright 2004-2025 the original author or authors.
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* https://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package com.ibatis.common.util;
17
18	import java.util.*;
19
20	/**
21	* Implementation of PaginatedList backed by an ArrayList.
22	*
23	* @deprecated All paginated list features have been deprecated
24	*/
25	@Deprecated
26	public class PaginatedArrayList implements PaginatedList {
27
28	/** The Constant EMPTY_LIST. */
29	private static final ArrayList EMPTY_LIST = new ArrayList<>(0);	1✔
30
31	/** The list. */
32	private List list;
33
34	/** The page. */
35	private List page;
36
37	/** The page size. */
38	private int pageSize;
39
40	/** The index. */
41	private int index;
42
43	/**
44	* Instantiates a new paginated array list.
45	*
46	* @param pageSize
47	* the page size
48	*/
49	public PaginatedArrayList(int pageSize) {	1✔
50	this.pageSize = pageSize;	1✔
51	this.index = 0;	1✔
52	this.list = new ArrayList<>();	1✔
53	repaginate();	1✔
54	}	1✔
55
56	/**
57	* Constructor to set the initial size and the page size.
58	*
59	* @param initialCapacity
60	* - the initial size
61	* @param pageSize
62	* - the page size
63	*/
64	public PaginatedArrayList(int initialCapacity, int pageSize) {	×
65	this.pageSize = pageSize;	×
66	this.index = 0;	×
NEW 67	this.list = new ArrayList<>(initialCapacity);	×
68	repaginate();	×
69	}	×
70
71	/**
72	* Constructor to create an instance using an existing collection.
73	*
74	* @param c
75	* - the collection to build the instance with
76	* @param pageSize
77	* - the page size
78	*/
79	public PaginatedArrayList(Collection c, int pageSize) {	×
80	this.pageSize = pageSize;	×
81	this.index = 0;	×
NEW 82	this.list = new ArrayList<>(c);	×
83	repaginate();	×
84	}	×
85
86	/**
87	* Repaginate.
88	*/
89	private void repaginate() {
90	if (list.isEmpty()) {	1✔
91	page = EMPTY_LIST;	1✔
92	} else {
93	int start = index * pageSize;	1✔
94	int end = start + pageSize - 1;	1✔
95	if (end >= list.size()) {	1✔
96	end = list.size() - 1;	1✔
97	}
98	if (start >= list.size()) {	1✔
99	index = 0;	1✔
100	repaginate();	1✔
101	} else if (start < 0) {	1✔
102	index = list.size() / pageSize;	1✔
103	if (list.size() % pageSize == 0) {	1✔
104	index--;	1✔
105	}
106	repaginate();	1✔
107	} else {
108	page = list.subList(start, end + 1);	1✔
109	}
110	}
111	}	1✔
112
113	/* List accessors (uses page) */
114
115	public int size() {
116	return page.size();	×
117	}
118
119	public boolean isEmpty() {
120	return page.isEmpty();	×
121	}
122
123	public boolean contains(Object o) {
124	return page.contains(o);	×
125	}
126
127	public Iterator iterator() {
128	return page.iterator();	1✔
129	}
130
131	public Object[] toArray() {
132	return page.toArray();	×
133	}
134
135	public Object[] toArray(Object a[]) {
136	return page.toArray(a);	×
137	}
138
139	public boolean containsAll(Collection c) {
140	return page.containsAll(c);	×
141	}
142
143	public Object get(int index) {
144	return page.get(index);	1✔
145	}
146
147	public int indexOf(Object o) {
148	return page.indexOf(o);	×
149	}
150
151	public int lastIndexOf(Object o) {
152	return page.lastIndexOf(o);	×
153	}
154
155	public ListIterator listIterator() {
156	return page.listIterator();	×
157	}
158
159	public ListIterator listIterator(int index) {
160	return page.listIterator(index);	×
161	}
162
163	public List subList(int fromIndex, int toIndex) {
164	return page.subList(fromIndex, toIndex);	×
165	}
166
167	/* List mutators (uses master list) */
168
169	public boolean add(Object o) {
170	boolean b = list.add(o);	1✔
171	repaginate();	1✔
172	return b;	1✔
173	}
174
175	public boolean remove(Object o) {
176	boolean b = list.remove(o);	×
177	repaginate();	×
178	return b;	×
179	}
180
181	public boolean addAll(Collection c) {
182	boolean b = list.addAll(c);	×
183	repaginate();	×
184	return b;	×
185	}
186
187	public boolean addAll(int index, Collection c) {
188	boolean b = list.addAll(index, c);	×
189	repaginate();	×
190	return b;	×
191	}
192
193	public boolean removeAll(Collection c) {
194	boolean b = list.removeAll(c);	×
195	repaginate();	×
196	return b;	×
197	}
198
199	public boolean retainAll(Collection c) {
200	boolean b = list.retainAll(c);	×
201	repaginate();	×
202	return b;	×
203	}
204
205	public void clear() {
206	list.clear();	×
207	repaginate();	×
208	}	×
209
210	public Object set(int index, Object element) {
211	Object o = list.set(index, element);	×
212	repaginate();	×
213	return o;	×
214	}
215
216	public void add(int index, Object element) {
217	list.add(index, element);	×
218	repaginate();	×
219	}	×
220
221	public Object remove(int index) {
222	Object o = list.remove(index);	×
223	repaginate();	×
224	return o;	×
225	}
226
227	/* Paginated List methods */
228
229	public int getPageSize() {
230	return pageSize;	×
231	}
232
233	public boolean isFirstPage() {
234	return index == 0;	1✔
235	}
236
237	public boolean isMiddlePage() {
238	return !(isFirstPage() \|\| isLastPage());	1!
239	}
240
241	public boolean isLastPage() {
242	return list.size() - ((index + 1) * pageSize) < 1;	1✔
243	}
244
245	public boolean isNextPageAvailable() {
246	return !isLastPage();	1✔
247	}
248
249	public boolean isPreviousPageAvailable() {
250	return !isFirstPage();	1✔
251	}
252
253	public boolean nextPage() {
254	if (isNextPageAvailable()) {	1✔
255	index++;	1✔
256	repaginate();	1✔
257	return true;	1✔
258	} else {
259	return false;	1✔
260	}
261	}
262
263	public boolean previousPage() {
264	if (isPreviousPageAvailable()) {	1✔
265	index--;	1✔
266	repaginate();	1✔
267	return true;	1✔
268	} else {
269	return false;	1✔
270	}
271	}
272
273	public void gotoPage(int pageNumber) {
274	index = pageNumber;	1✔
275	repaginate();	1✔
276	}	1✔
277
278	public int getPageIndex() {
279	return index;	×
280	}
281
282	}

mybatis / ibatis-2 / 579

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