Method | Description |
void add(int index, Object element) | Inserts the specified element at the specified position in this Vector. |
boolean add(Object o) | Appends the specified element to the end of this Vector. |
boolean addAll(Collection c) | Appends all of the elements in the specified Collection to the end of this Vector, in the order that they are returned by the specified Collection’s Iterator. |
boolean addAll(int index, Collection c) | Inserts all of the elements in in the specified Collection into this Vector at the specified position. |
void addElement(Object obj) | Adds the specified component to the end of this vector, increasing its size by one. |
int capacity() | Returns the current capacity of this vector. |
void clear() | Removes all of the elements from this vector. |
Object clone() | Returns a clone of this vector. |
boolean contains(Object elem) | Tests if the specified object is a component in this vector. |
boolean containsAll(Collection c) | Returns true if this vector contains all of the elements in the specified Collection. |
void copyInto(Object[] anArray) | Copies the components of this vector into the specified array. |
Object elementAt(int index) | Returns the component at the specified index. |
Enumeration elements() | Returns an enumeration of the components of this vector. |
void ensureCapacity(int minCapacity) | Increases the capacity of this vector, if necessary, to ensure that it can hold at least the number of components specified by the minimum capacity argument. |
boolean equals(Object o) | Compares the specified Object with this vector for equality. |
Object firstElement() | Returns the first component (the item at index 0) of this vector. |
Object get(int index) | Returns the element at the specified position in this vector. |
int hashCode() | Returns the hash code value for this vector. |
int indexOf(Object elem) | Searches for the first occurence of the given argument, testing for equality using the equals method. |
int indexOf(Object elem, int index) | Searches for the first occurence of the given argument, beginning the search at index, and testing for equality using the equals method. |
void insertElementAt(Object obj, int index) | Inserts the specified object as a component in this vector at the specified index. |
boolean isEmpty() | Tests if this vector has no components. |
Object lastElement() | Returns the last component of the vector. |
int lastIndexOf(Object elem) | Returns the index of the last occurrence of the specified object in this vector. |
int lastIndexOf(Object elem, int index) | Searches backwards for the specified object, starting from the specified index, and returns an index to it. |
Object remove(int index) | Removes the element at the specified position in this vector. |
boolean remove(Object o) | Removes the first occurrence of the specified element in this vector, If the vector does not contain the element, it is unchanged. |
boolean removeAll(Collection c) | Removes from this vector all of its elements that are contained in the specified Collection. |
void removeAllElements() | Removes all components from this vector and sets its size to zero. |
boolean removeElement(Object obj) | Removes the first (lowest-indexed) occurrence of the argument from this vector. |
void removeElementAt(int index) | It remove the element from the specified position. |
protected void removeRange(int fromIndex, int toIndex) | Removes from this List all of the elements whose index is between fromIndex, inclusive and toIndex, exclusive. |
boolean retainAll(Collection c) | Retains only the elements in this vector that are contained in the specified Collection. |
Object set(int index, Object element) | Replaces the element at the specified position in this vector with the specified element. |
void setElementAt(Object obj, int index) | Sets the component at the specified index of this vector to be the specified object. |
void setSize(int newSize) | Sets the size of this vector. |
int size() | Returns the number of components in this vector. |
List subList(int fromIndex, int toIndex) | Returns a view of the portion of this List between fromIndex, inclusive, and toIndex, exclusive. |
Object[] toArray() | Returns an array containing all of the elements in this vector in the correct order. |
Object[] toArray(Object[] a) | Returns an array containing all of the elements in this vector in the correct order; the runtime type of the returned array is that of the specified array. |
String toString() | Returns a string representation of this vector, containing the String representation of each element. |
void trimToSize() | Trims the capacity of this vector to be the vector’s current size. |