public class Queue extends java.lang.Object implements java.io.Serializable, RevisionHandler
Constructor and Description |
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Queue() |
Modifier and Type | Method and Description |
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boolean |
empty()
Checks if queue is empty.
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java.lang.String |
getRevision()
Returns the revision string.
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static void |
main(java.lang.String[] argv)
Main method for testing this class.
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java.lang.Object |
peek()
Gets object from the front of the queue.
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java.lang.Object |
pop()
Pops an object from the front of the queue.
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java.lang.Object |
push(java.lang.Object item)
Appends an object to the back of the queue.
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void |
removeAllElements()
Removes all objects from the queue m_Tail.m_Next.
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int |
size()
Gets queue's size.
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java.lang.String |
toString()
Produces textual description of queue.
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public final void removeAllElements()
public java.lang.Object push(java.lang.Object item)
item
- the object to be appendedpublic java.lang.Object pop() throws java.lang.RuntimeException
java.lang.RuntimeException
- if the queue is emptypublic java.lang.Object peek() throws java.lang.RuntimeException
java.lang.RuntimeException
- if the queue is emptypublic boolean empty()
public int size()
public java.lang.String toString()
toString
in class java.lang.Object
public java.lang.String getRevision()
getRevision
in interface RevisionHandler
public static void main(java.lang.String[] argv)
argv
- a set of strings that are pushed on a test queue