http://www.jexp.ru/index.php?action=history&feed=atom&title=Java_by_API%2Fjava.lang%2FField
Java by API/java.lang/Field - История изменений
2026-04-22T16:02:46Z
История изменений этой страницы в вики
MediaWiki 1.30.0
http://www.jexp.ru/index.php?title=Java_by_API/java.lang/Field&diff=2086&oldid=prev
в 17:43, 31 мая 2010
2010-05-31T17:43:48Z
<p></p>
<table class="diff diff-contentalign-left" data-mw="interface">
<tr style="vertical-align: top;" lang="ru">
<td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td>
<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 17:43, 31 мая 2010</td>
</tr><tr><td colspan="2" style="text-align: center;" lang="ru"><div class="mw-diff-empty">(нет различий)</div>
</td></tr></table>
http://www.jexp.ru/index.php?title=Java_by_API/java.lang/Field&diff=2087&oldid=prev
Admin: 1 версия
2010-05-31T14:40:56Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== Field: getModifiers() ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/* <br />
ArrayList, serialVersionUID, long, private static final<br />
ArrayList, elementData, [Ljava.lang.Object;, private transient<br />
ArrayList, size, int, private<br />
Arrays, INSERTIONSORT_THRESHOLD, int, private static final<br />
BitSet, ADDRESS_BITS_PER_UNIT, int, private static final<br />
BitSet, BITS_PER_UNIT, int, private static final<br />
BitSet, BIT_INDEX_MASK, int, private static final<br />
BitSet, WORD_MASK, long, private static final<br />
BitSet, bits, [J, private<br />
BitSet, unitsInUse, int, private transient<br />
BitSet, serialVersionUID, long, private static final<br />
BitSet, trailingZeroTable, [B, private static final<br />
Collections, BINARYSEARCH_THRESHOLD, int, private static final<br />
Collections, REVERSE_THRESHOLD, int, private static final<br />
Collections, SHUFFLE_THRESHOLD, int, private static final<br />
Collections, FILL_THRESHOLD, int, private static final<br />
Collections, ROTATE_THRESHOLD, int, private static final<br />
Collections, COPY_THRESHOLD, int, private static final<br />
Collections, REPLACEALL_THRESHOLD, int, private static final<br />
Collections, INDEXOFSUBLIST_THRESHOLD, int, private static final<br />
Collections, r, java.util.Random, private static<br />
Collections, EMPTY_SET, java.util.Set, public static final<br />
Collections, EMPTY_LIST, java.util.List, public static final<br />
Collections, EMPTY_MAP, java.util.Map, public static final<br />
Collections, REVERSE_ORDER, java.util.ruparator, private static final<br />
HashMap, DEFAULT_INITIAL_CAPACITY, int, static final<br />
HashMap, MAXIMUM_CAPACITY, int, static final<br />
HashMap, DEFAULT_LOAD_FACTOR, float, static final<br />
HashMap, table, [Ljava.util.HashMap$Entry;, transient<br />
HashMap, size, int, transient<br />
HashMap, threshold, int, <br />
HashMap, loadFactor, float, final<br />
HashMap, modCount, int, transient volatile<br />
HashMap, NULL_KEY, java.lang.Object, static final<br />
HashMap, entrySet, java.util.Set, private transient<br />
HashMap, serialVersionUID, long, private static final<br />
HashSet, serialVersionUID, long, static final<br />
HashSet, map, java.util.HashMap, private transient<br />
HashSet, PRESENT, java.lang.Object, private static final<br />
WeakHashMap, DEFAULT_INITIAL_CAPACITY, int, private static final<br />
WeakHashMap, MAXIMUM_CAPACITY, int, private static final<br />
WeakHashMap, DEFAULT_LOAD_FACTOR, float, private static final<br />
WeakHashMap, table, [Ljava.util.WeakHashMap$Entry;, private<br />
WeakHashMap, size, int, private<br />
WeakHashMap, threshold, int, private<br />
WeakHashMap, loadFactor, float, private final<br />
WeakHashMap, queue, java.lang.ref.ReferenceQueue, private final<br />
WeakHashMap, modCount, int, private volatile<br />
WeakHashMap, NULL_KEY, java.lang.Object, private static final<br />
WeakHashMap, entrySet, java.util.Set, private transient<br />
*<br />
**/<br />
import java.lang.reflect.Field;<br />
import java.lang.reflect.Modifier;<br />
public class MainClass {<br />
public static void main(String args[]) throws Exception {<br />
String names[] = { "ArrayList", "Arrays", "BitSet", "Collection", "Collections", "Dictionary",<br />
"Enumeration", "HashMap", "HashSet", "WeakHashMap" };<br />
for (int i = 0, n = names.length; i < n; i++) {<br />
String className = "java.util." + names[i];<br />
Class theClass = Class.forName(className);<br />
Field fields[] = theClass.getDeclaredFields();<br />
for (int j = 0, m = fields.length; j < m; j++) {<br />
System.out.println(names[i] + ", " + fields[j].getName() + ", "<br />
+ fields[j].getType().getName() + ", " + Modifier.toString(fields[j].getModifiers()));<br />
}<br />
}<br />
}<br />
}<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
== Field: getName() ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/* <br />
ArrayList, serialVersionUID, long, private static final<br />
ArrayList, elementData, [Ljava.lang.Object;, private transient<br />
ArrayList, size, int, private<br />
Arrays, INSERTIONSORT_THRESHOLD, int, private static final<br />
BitSet, ADDRESS_BITS_PER_UNIT, int, private static final<br />
BitSet, BITS_PER_UNIT, int, private static final<br />
BitSet, BIT_INDEX_MASK, int, private static final<br />
BitSet, WORD_MASK, long, private static final<br />
BitSet, bits, [J, private<br />
BitSet, unitsInUse, int, private transient<br />
BitSet, serialVersionUID, long, private static final<br />
BitSet, trailingZeroTable, [B, private static final<br />
Collections, BINARYSEARCH_THRESHOLD, int, private static final<br />
Collections, REVERSE_THRESHOLD, int, private static final<br />
Collections, SHUFFLE_THRESHOLD, int, private static final<br />
Collections, FILL_THRESHOLD, int, private static final<br />
Collections, ROTATE_THRESHOLD, int, private static final<br />
Collections, COPY_THRESHOLD, int, private static final<br />
Collections, REPLACEALL_THRESHOLD, int, private static final<br />
Collections, INDEXOFSUBLIST_THRESHOLD, int, private static final<br />
Collections, r, java.util.Random, private static<br />
Collections, EMPTY_SET, java.util.Set, public static final<br />
Collections, EMPTY_LIST, java.util.List, public static final<br />
Collections, EMPTY_MAP, java.util.Map, public static final<br />
Collections, REVERSE_ORDER, java.util.ruparator, private static final<br />
HashMap, DEFAULT_INITIAL_CAPACITY, int, static final<br />
HashMap, MAXIMUM_CAPACITY, int, static final<br />
HashMap, DEFAULT_LOAD_FACTOR, float, static final<br />
HashMap, table, [Ljava.util.HashMap$Entry;, transient<br />
HashMap, size, int, transient<br />
HashMap, threshold, int, <br />
HashMap, loadFactor, float, final<br />
HashMap, modCount, int, transient volatile<br />
HashMap, NULL_KEY, java.lang.Object, static final<br />
HashMap, entrySet, java.util.Set, private transient<br />
HashMap, serialVersionUID, long, private static final<br />
HashSet, serialVersionUID, long, static final<br />
HashSet, map, java.util.HashMap, private transient<br />
HashSet, PRESENT, java.lang.Object, private static final<br />
WeakHashMap, DEFAULT_INITIAL_CAPACITY, int, private static final<br />
WeakHashMap, MAXIMUM_CAPACITY, int, private static final<br />
WeakHashMap, DEFAULT_LOAD_FACTOR, float, private static final<br />
WeakHashMap, table, [Ljava.util.WeakHashMap$Entry;, private<br />
WeakHashMap, size, int, private<br />
WeakHashMap, threshold, int, private<br />
WeakHashMap, loadFactor, float, private final<br />
WeakHashMap, queue, java.lang.ref.ReferenceQueue, private final<br />
WeakHashMap, modCount, int, private volatile<br />
WeakHashMap, NULL_KEY, java.lang.Object, private static final<br />
WeakHashMap, entrySet, java.util.Set, private transient<br />
*<br />
**/<br />
import java.lang.reflect.Field;<br />
import java.lang.reflect.Modifier;<br />
public class MainClass {<br />
public static void main(String args[]) throws Exception {<br />
String names[] = { "ArrayList", "Arrays", "BitSet", "Collection", "Collections", "Dictionary",<br />
"Enumeration", "HashMap", "HashSet", "WeakHashMap" };<br />
for (int i = 0, n = names.length; i < n; i++) {<br />
String className = "java.util." + names[i];<br />
Class theClass = Class.forName(className);<br />
Field fields[] = theClass.getDeclaredFields();<br />
for (int j = 0, m = fields.length; j < m; j++) {<br />
System.out.println(names[i] + ", " + fields[j].getName() + ", "<br />
+ fields[j].getType().getName() + ", " + Modifier.toString(fields[j].getModifiers()));<br />
}<br />
}<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
== Field: getType() ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
/* <br />
ArrayList, serialVersionUID, long, private static final<br />
ArrayList, elementData, [Ljava.lang.Object;, private transient<br />
ArrayList, size, int, private<br />
Arrays, INSERTIONSORT_THRESHOLD, int, private static final<br />
BitSet, ADDRESS_BITS_PER_UNIT, int, private static final<br />
BitSet, BITS_PER_UNIT, int, private static final<br />
BitSet, BIT_INDEX_MASK, int, private static final<br />
BitSet, WORD_MASK, long, private static final<br />
BitSet, bits, [J, private<br />
BitSet, unitsInUse, int, private transient<br />
BitSet, serialVersionUID, long, private static final<br />
BitSet, trailingZeroTable, [B, private static final<br />
Collections, BINARYSEARCH_THRESHOLD, int, private static final<br />
Collections, REVERSE_THRESHOLD, int, private static final<br />
Collections, SHUFFLE_THRESHOLD, int, private static final<br />
Collections, FILL_THRESHOLD, int, private static final<br />
Collections, ROTATE_THRESHOLD, int, private static final<br />
Collections, COPY_THRESHOLD, int, private static final<br />
Collections, REPLACEALL_THRESHOLD, int, private static final<br />
Collections, INDEXOFSUBLIST_THRESHOLD, int, private static final<br />
Collections, r, java.util.Random, private static<br />
Collections, EMPTY_SET, java.util.Set, public static final<br />
Collections, EMPTY_LIST, java.util.List, public static final<br />
Collections, EMPTY_MAP, java.util.Map, public static final<br />
Collections, REVERSE_ORDER, java.util.ruparator, private static final<br />
HashMap, DEFAULT_INITIAL_CAPACITY, int, static final<br />
HashMap, MAXIMUM_CAPACITY, int, static final<br />
HashMap, DEFAULT_LOAD_FACTOR, float, static final<br />
HashMap, table, [Ljava.util.HashMap$Entry;, transient<br />
HashMap, size, int, transient<br />
HashMap, threshold, int, <br />
HashMap, loadFactor, float, final<br />
HashMap, modCount, int, transient volatile<br />
HashMap, NULL_KEY, java.lang.Object, static final<br />
HashMap, entrySet, java.util.Set, private transient<br />
HashMap, serialVersionUID, long, private static final<br />
HashSet, serialVersionUID, long, static final<br />
HashSet, map, java.util.HashMap, private transient<br />
HashSet, PRESENT, java.lang.Object, private static final<br />
WeakHashMap, DEFAULT_INITIAL_CAPACITY, int, private static final<br />
WeakHashMap, MAXIMUM_CAPACITY, int, private static final<br />
WeakHashMap, DEFAULT_LOAD_FACTOR, float, private static final<br />
WeakHashMap, table, [Ljava.util.WeakHashMap$Entry;, private<br />
WeakHashMap, size, int, private<br />
WeakHashMap, threshold, int, private<br />
WeakHashMap, loadFactor, float, private final<br />
WeakHashMap, queue, java.lang.ref.ReferenceQueue, private final<br />
WeakHashMap, modCount, int, private volatile<br />
WeakHashMap, NULL_KEY, java.lang.Object, private static final<br />
WeakHashMap, entrySet, java.util.Set, private transient<br />
*<br />
**/<br />
import java.lang.reflect.Field;<br />
import java.lang.reflect.Modifier;<br />
public class MainClass {<br />
public static void main(String args[]) throws Exception {<br />
String names[] = { "ArrayList", "Arrays", "BitSet", "Collection", "Collections", "Dictionary",<br />
"Enumeration", "HashMap", "HashSet", "WeakHashMap" };<br />
for (int i = 0, n = names.length; i < n; i++) {<br />
String className = "java.util." + names[i];<br />
Class theClass = Class.forName(className);<br />
Field fields[] = theClass.getDeclaredFields();<br />
for (int j = 0, m = fields.length; j < m; j++) {<br />
System.out.println(names[i] + ", " + fields[j].getName() + ", "<br />
+ fields[j].getType().getName() + ", " + Modifier.toString(fields[j].getModifiers()));<br />
}<br />
}<br />
}<br />
}<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
== Field: setAccessible(boolean flag) ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
<br />
import java.lang.reflect.Field;<br />
public class Main {<br />
public static void initIntFields(final Object obj) {<br />
try {<br />
Field[] fields = obj.getClass().getDeclaredFields();<br />
for (int idx = 0; idx < fields.length; idx++) {<br />
if (fields[idx].getType() == int.class) {<br />
fields[idx].setAccessible(true);<br />
fields[idx].setInt(obj, 0);<br />
}<br />
}<br />
} catch (final IllegalAccessException ex) {<br />
throw new RuntimeException(ex);<br />
}<br />
}<br />
public static final void main(final String[] args) {<br />
Integer value = new Integer("123");<br />
System.out.println("Before: " + value);<br />
initIntFields(value);<br />
System.out.println("After: " + value);<br />
}<br />
}<br />
<br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --></div>
Admin