Iterator and Enumeration are Java cursors (Cursor is an Iterator, which is used to iterate or traverse or retrieve a Collection or Stream object's elements one by one.). They belong to Java collection framework. Enumeration was added in JDK 1.0 and Iterator in the JDK.1.2 version in the c...
New implementations should consider using Iterator in preference to Enumeration. 说明:本接口功能已被Iterator接口取代。Iterator接口扩展了删除方法,并且具有更简洁的方法名。 再来写个实例,加深了解: packagecom.dylan.collection;importjava.util.Enumeration;importjava.util.Vector;/** * 测试枚举接口, * 可用于遍...
Enumeration类 重要的遍历 Enumeration类不是一种数据结构 publicprintStack(stack aaSystemout.printIn"empty!");return;}else{Enumeration it=a.elements();(hasMoreElements());}}} 这个类有两个方法 hasMoreElements() 这是检测Enumeration 对象是否还有元素,有则返回true,否则faluse nextElement() 如果Enumeratio...
// Java program to demonstrate// Enumeration.hasMoreElements() methodimportjava.util.*;publicclassGFG{@SuppressWarnings({"unchecked","rawtypes"})publicstaticvoidmain(String[] args){ Enumeration<Integer> classNine; Vector<Integer> rollno =newVector<Integer>(); rollno.add(1); rollno.add(2); ...
namemust be a legal Java Identifier, and must not have a package prefix. You can have zero or more<typesafeEnumMember>declarations embedded in a<typesafeEnumClass>declaration. <javadoc>customizes the Javadoc tool annotations for the enumeration class. ...
In Ada this declaration would be written type mips_special_regs is (gp, sp, fp, ra); -- must be sorted for mips_special_regs use (gp => 28, sp => 29, fp => 30, ra => 31); Example 7.7 Emulating Distinguished Enum Values in Java 5 In recent versions of Java one can obtain...
In Java, enums are, unsurprisingly, a shorthand for classes with class constants. They can be defined standalone or within a class, since Java supports inner classes. As a result, enums can support arbitrary methods. The specific values can map to internal integer values, or they can be ...
java.lang.Object.getClass java.lang.Object.notify java.lang.Object.notifyAll java.lang.Object.wait java.lang.Object.wait java.lang.Object.wait Methoden fromString(String value) public static PropertyChangeType fromString(String value) Analysiert einen serialisierten Wert in einen PropertyChangeType-...
Methods inherited from class java.lang.Object clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait Methods inherited from interface java.util.Iterator forEachRemainingConstructor Detail EnumerationIterator public EnumerationIterator(Enumeration<E> enmr) Construct...
Methods inherited from class java.lang.Object getClass, notify, notifyAll, wait, wait, wait Constructor Detail EnumerationValue public EnumerationValue() Method Detail setValue public void setValue(String value) The value of the slot type. Parameters: value - The value of the slot type. get...