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Oracle Fusion Middleware Java API Reference for Oracle ADF Mobile Client 11g Release 1 (11.1.1) E17503-02 |
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public interface Collection
Collection is the root of the collection hierarchy.
Method Summary | |
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boolean |
add(java.lang.Object object)
Attempts to add object to the contents of this Collection . |
boolean |
addAll(Collection collection)
Attempts to add all of the objects contained in collection to the contents of this collection. |
void |
clear()
Removes all elements from this Collection, leaving it empty. |
boolean |
contains(java.lang.Object object)
Searches this Collection for the specified object. |
boolean |
containsAll(Collection collection)
Searches this Collection for all objects in the specified Collection. |
boolean |
equals(java.lang.Object object)
Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison. |
int |
hashCode()
Answers an integer hash code for the receiver. |
boolean |
isEmpty()
Answers if this Collection has no elements, a size of zero. |
Iterator |
iterator()
Returns an instance of Iterator that may be used to access the objects contained by this collection. |
boolean |
remove(java.lang.Object object)
Removes the first occurrence of the specified object from this Collection. |
boolean |
removeAll(Collection collection)
Removes all occurrences in this Collection of each object in the specified Collection. |
boolean |
retainAll(Collection collection)
Removes all objects from this Collection that are not also found in the contents of collection . |
int |
size()
Returns a count of how many objects are contained by this collection. |
java.lang.Object[] |
toArray()
Answers a new array containing all elements contained in this Collection. |
java.lang.Object[] |
toArray(java.lang.Object[] array)
Answers an array containing all elements contained in this Collection. |
Method Detail |
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boolean add(java.lang.Object object)
object
to the contents of this Collection
.
object
- the object to add
true
if this Collection
is modified, false
otherwise
java.lang.UnsupportedOperationException
- when adding to this Collection is not supported
java.lang.ClassCastException
- when the class of the object is inappropriate for this Collection
java.lang.IllegalArgumentException
- when the object cannot be added to this Collectionboolean addAll(Collection collection)
collection
to the contents of this collection.
collection
- the Collection of objects
java.lang.UnsupportedOperationException
- when adding to this Collection is not supported
java.lang.ClassCastException
- when the class of an object is inappropriate for this Collection
java.lang.IllegalArgumentException
- when an object cannot be added to this Collectionvoid clear()
java.lang.UnsupportedOperationException
- when removing from this Collection is not supportedisEmpty()
,
size()
boolean contains(java.lang.Object object)
object
- the object to search for
boolean containsAll(Collection collection)
collection
- the Collection of objects
boolean equals(java.lang.Object object)
equals
in class java.lang.Object
object
- Object the object to compare with this object.
true
if the object is the same as this object false
if it is different
from this object.hashCode()
int hashCode()
hashCode
in class java.lang.Object
equals(java.lang.Object)
boolean isEmpty()
size()
Iterator iterator()
Iterator
that may be used to access the objects contained by this collection.
iterator
in interface Iterable
boolean remove(java.lang.Object object)
object
- the object to remove
java.lang.UnsupportedOperationException
- when removing from this Collection is not supportedboolean removeAll(Collection collection)
collection
- the Collection of objects to remove
java.lang.UnsupportedOperationException
- when removing from this Collection is not supportedboolean retainAll(Collection collection)
collection
.
collection
- the Collection of objects to retain
java.lang.UnsupportedOperationException
- when removing from this Collection is not supportedint size()
java.lang.Object[] toArray()
java.lang.Object[] toArray(java.lang.Object[] array)
array
- the array
java.lang.ArrayStoreException
- when the type of an element in this Collection cannot be stored in the type of the specified array
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Oracle Fusion Middleware Java API Reference for Oracle ADF Mobile Client 11g Release 1 (11.1.1) E17503-02 |
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