TraceItemQueue

java.lang.Object
- com.gargoylesoftware.base.trace.TraceItemQueue

public class TraceItemQueue
extends java.lang.Object

Internal use only.

.

Version:: $Revision: 1.7 $

Field Summary

Fields
Modifier and Type Field Description

private TraceItem firstItem_

private int itemCount_

private TraceItem lastItem_

Constructor Summary

Constructors
Constructor Description

TraceItemQueue()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected void`	`assertNotNull(java.lang.String fieldName, java.lang.Object fieldValue)`	Verify that the specified value is not null.
`private void`	`checkValidity()`
`TraceItem`	`pop()`	Return the next item on the queue or null if the queue is empty
`void`	`push(TraceItem item)`
`int`	`size()`
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - firstItem_
```
private TraceItem firstItem_
```
  - lastItem_
```
private TraceItem lastItem_
```
  - itemCount_
```
private int itemCount_
```
- Constructor Detail
  - TraceItemQueue
```
public TraceItemQueue()
```
- Method Detail
  - push
```
public void push(TraceItem item)
```
    Parameters:
    
    item - The item to push.
  - pop
```
public TraceItem pop()
```
    Return the next item on the queue or null if the queue is empty
    
    Returns:
    
    The next item or null.
  - checkValidity
```
private void checkValidity()
```
  - size
```
public int size()
```
    Returns:
    
    the number of items in the queue.
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    The string representation of this object.
  - assertNotNull
```
protected final void assertNotNull(java.lang.String fieldName,
                                   java.lang.Object fieldValue)
                            throws DetailedNullPointerException
```
    Verify that the specified value is not null. If it is then throw an exception
    
    Parameters:
    
    fieldName - The name of the field to check
    
    fieldValue - The value of the field to check
    
    Throws:
    
    DetailedNullPointerException - If fieldValue is null