Certain principles hold for the use of iterators: In general, you should be able to have multiple traversals in progress at the same time; that is, an iterator should allow for the concept of nested ...

Learn how to use statements like if, if-else, switch, for, and while to declare variables and specify expressions, make decisions, iterate over statements, and more. Java applications evaluate ...

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...

Iterators in Java typically expect exclusive access to the data structure they loop through. If another thread tries to modify a collection of objects while an ...