com.dtolabs.rundeck.core.execution.workflow

Class ContextStack<T>

java.lang.Object

com.dtolabs.rundeck.core.execution.workflow.ContextStack<T>

public class ContextStack<T>
extends java.lang.Object

A simple stack, with factory methods for making mutated copies

Constructor Summary

Constructors

Constructor and Description
ContextStack()
ContextStack(java.util.List<T> stack)
ContextStack(T item)

Method Summary

Modifier and Type	Method and Description
ContextStack<T>	copy() Return a new stack based with the same contents
ContextStack<T>	copyPop() Return a new stack with the same contents but pop a value
ContextStack<T>	copyPush(T value) Return a new stack based with the same contents and one value pushed
static <T> ContextStack<T>	create(T value) Create a new stack with a single item
T	peek() Peek at the top value
T	pop() Pop a value.
void	push(T value) push a value
int	size() Return the stack size
java.util.List<T>	stack() Return a copy of the stack
java.lang.String	toString() Joins the context stack items with ":"

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ContextStack

public ContextStack()

ContextStack

public ContextStack(java.util.List<T> stack)

ContextStack

public ContextStack(T item)

Method Detail

push

public void push(T value)

push a value

pop

public T pop()

Pop a value.

Throws:

java.lang.IllegalStateException - if no values remain

peek

public T peek()

Peek at the top value

Throws:

java.lang.IllegalStateException - if no values remain

copy

public ContextStack<T> copy()

Return a new stack based with the same contents

copyPush

public ContextStack<T> copyPush(T value)

Return a new stack based with the same contents and one value pushed

copyPop

public ContextStack<T> copyPop()

Return a new stack with the same contents but pop a value

size

public int size()

Return the stack size

create

public static <T> ContextStack<T> create(T value)

Create a new stack with a single item

stack

public java.util.List<T> stack()

Return a copy of the stack

toString

public java.lang.String toString()

Joins the context stack items with ":"

Overrides:

toString in class java.lang.Object