com.liferay.portal.kernel.util
Class UnmodifiableList<E>
java.lang.Object
com.liferay.portal.kernel.util.UnmodifiableList<E>
- All Implemented Interfaces:
- java.io.Serializable, java.lang.Iterable<E>, java.util.Collection<E>, java.util.List<E>
public class UnmodifiableList<E>
- extends java.lang.Object
- implements java.util.List<E>, java.io.Serializable
View Source
This is a read-only wrapper around any java.util.List
. Query
operations will "read through" to the specified list. Attempts to modify the
list directly or via its iterator will result in a
java.lang.UnsupportedOperationException
.
- Author:
- Alexander Chow
- See Also:
- Serialized Form
Methods inherited from class java.lang.Object |
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
UnmodifiableList
public UnmodifiableList(java.util.List<? extends E> list)
add
public boolean add(E element)
- Specified by:
add
in interface java.util.Collection<E>
- Specified by:
add
in interface java.util.List<E>
add
public void add(int index,
E element)
- Specified by:
add
in interface java.util.List<E>
addAll
public boolean addAll(java.util.Collection<? extends E> collection)
- Specified by:
addAll
in interface java.util.Collection<E>
- Specified by:
addAll
in interface java.util.List<E>
addAll
public boolean addAll(int index,
java.util.Collection<? extends E> collection)
- Specified by:
addAll
in interface java.util.List<E>
clear
public void clear()
- Specified by:
clear
in interface java.util.Collection<E>
- Specified by:
clear
in interface java.util.List<E>
contains
public boolean contains(java.lang.Object object)
- Specified by:
contains
in interface java.util.Collection<E>
- Specified by:
contains
in interface java.util.List<E>
containsAll
public boolean containsAll(java.util.Collection<?> collection)
- Specified by:
containsAll
in interface java.util.Collection<E>
- Specified by:
containsAll
in interface java.util.List<E>
equals
public boolean equals(java.lang.Object object)
- Specified by:
equals
in interface java.util.Collection<E>
- Specified by:
equals
in interface java.util.List<E>
- Overrides:
equals
in class java.lang.Object
get
public E get(int index)
- Specified by:
get
in interface java.util.List<E>
hashCode
public int hashCode()
- Specified by:
hashCode
in interface java.util.Collection<E>
- Specified by:
hashCode
in interface java.util.List<E>
- Overrides:
hashCode
in class java.lang.Object
indexOf
public int indexOf(java.lang.Object object)
- Specified by:
indexOf
in interface java.util.List<E>
isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interface java.util.Collection<E>
- Specified by:
isEmpty
in interface java.util.List<E>
iterator
public java.util.Iterator<E> iterator()
- Specified by:
iterator
in interface java.lang.Iterable<E>
- Specified by:
iterator
in interface java.util.Collection<E>
- Specified by:
iterator
in interface java.util.List<E>
lastIndexOf
public int lastIndexOf(java.lang.Object o)
- Specified by:
lastIndexOf
in interface java.util.List<E>
listIterator
public java.util.ListIterator<E> listIterator()
- Specified by:
listIterator
in interface java.util.List<E>
listIterator
public java.util.ListIterator<E> listIterator(int index)
- Specified by:
listIterator
in interface java.util.List<E>
remove
public E remove(int index)
- Specified by:
remove
in interface java.util.List<E>
remove
public boolean remove(java.lang.Object object)
- Specified by:
remove
in interface java.util.Collection<E>
- Specified by:
remove
in interface java.util.List<E>
removeAll
public boolean removeAll(java.util.Collection<?> collection)
- Specified by:
removeAll
in interface java.util.Collection<E>
- Specified by:
removeAll
in interface java.util.List<E>
retainAll
public boolean retainAll(java.util.Collection<?> collection)
- Specified by:
retainAll
in interface java.util.Collection<E>
- Specified by:
retainAll
in interface java.util.List<E>
set
public E set(int index,
E element)
- Specified by:
set
in interface java.util.List<E>
size
public int size()
- Specified by:
size
in interface java.util.Collection<E>
- Specified by:
size
in interface java.util.List<E>
subList
public java.util.List<E> subList(int fromIndex,
int toIndex)
- Specified by:
subList
in interface java.util.List<E>
toArray
public java.lang.Object[] toArray()
- Specified by:
toArray
in interface java.util.Collection<E>
- Specified by:
toArray
in interface java.util.List<E>
toArray
public <T> T[] toArray(T[] a)
- Specified by:
toArray
in interface java.util.Collection<E>
- Specified by:
toArray
in interface java.util.List<E>
toString
public java.lang.String toString()
- Overrides:
toString
in class java.lang.Object