Java Vectors

Vector vectorName = new Vector();


Vector vectorName = new Vector(5);
  //The 5 sets the initial element capcaity.  
  //  The default is 10.


Vector vectorName = new Vector(5,9);
  //The 5 sets the initial element capacity.
  //  The default is 10.
  //The 9 sets the number of elements to grow 
  //  capacity by on overflow.  
  //  The default is two times current capacity.


Vector vectorName = new Vector(collectionIn);
  //creates a new vector with the elements of a collection.
  //Elements are read from the collection with an Iterator.

int vectorSize = vectorName.size();


boolean isVectorEmpty = vectorName.isEmpty();

int objectFirstFoundAt = 
  vectorName.indexOf(objectToSearchFor);
int objectFirstFoundAt = 
  vectorName.indexOf(objectToSearchFor,
                     intOffsetToStartSearchAt);


int objectLastFoundAt = 
  vectorName.lastIndexOf(objectToSearchFor);
int objectLastFoundAt = 
  vectorName.lastIndexOf(objectToSearchFor, 
                         intOffsetToStartSearchAt);


boolean isObjectInVector = 
  vectorName.contains(objectToSearchFor);


boolean doesContainAllOfCollection = 
  vectorName.containsAll(collectionToSearchForAllOf);


Object objectName = 
  vectorName.elementAt(intToGetElementAt);


Object objectName = vectorName.get(intToGetElementAt);


Object firstObjectName = vectorName.firstElement();


Object lastObjectName = vectorName.lastElement();


List partialList = 
  vectorName.subList(offsetToStartAt, offsetToEndAt);

vectorName.addElement(objectToAdd);


vectorName.add(objectToAdd);
  //inserts at end


vectorName.add(intOffsetToAddElementAt, objectToAdd);
  //inserts at offset


vectorName.insertElementAt(objectIn,
                           intOffsetToSetElementAt);
  //inserts at offset


vectorName.addAll(collectionToAdd);
vectorName.addAll(intOffsetToAddCollectionAt,
                  collectionToAdd);


vectorName.setElementAt(objectIn, intOffsetToSetElementAt);
  //replaces element at offset


vectorName.set(intOffsetToSetElementAt, objectIn);
  //replaces element at offset


vectorName.removeElementAt(intOffsetToRemoveElement);
  //deletes element at offset


vectorName.remove(intOffsetToRemoveElement);
  //deletes element at offset


vectorName.removeAll(collectionToRemoveAllElementsOf);
  //deletes all elements in the Collection from the Vector


vectorName.retainAll(collectionToKeepAllElementsOf);
  //deletes all but elements in the Collection from the Vector


vectorName.removeRange(collectionToKeepAllElementsOf);
  //deletes from start offset up to the end offset
  //note - element at the end offset is not deleted


vectorName.removeAllElements();


vectorName.clear();

vectorName.copyInto(arrayName);