DnsQueryIdSpace.DnsQueryIdRange

java.lang.Object
- io.netty.resolver.dns.DnsQueryIdSpace.DnsQueryIdRange

Enclosing class:: DnsQueryIdSpace

private static final class DnsQueryIdSpace.DnsQueryIdRange
extends java.lang.Object

Provides a query if from a range of possible ids.

Field Summary

Fields
Modifier and Type Field Description

private int count

private short[] ids

private int startId

Constructor Summary

Constructors
Constructor Description

DnsQueryIdRange(int bucketSize, int startId)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) int`	`maxUsableIds()`	Return the maximum number of ids that are supported.
`(package private) int`	`nextId()`	Returns the next ID to use for a query or `-1` if there is none left to use.
`(package private) void`	`pushId(int id)`	Push back the id, so it can be used again for the next query.
`(package private) int`	`usableIds()`	Return how much more usable ids are left.

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

- Field Detail
  - ids
```
private final short[] ids
```
  - startId
```
private final int startId
```
  - count
```
private int count
```
- Constructor Detail
  - DnsQueryIdRange
```
DnsQueryIdRange(int bucketSize,
                int startId)
```
- Method Detail
  - nextId
```
int nextId()
```
    Returns the next ID to use for a query or -1 if there is none left to use.
    
    Returns:
    
    next id to use.
  - pushId
```
void pushId(int id)
```
    Push back the id, so it can be used again for the next query.
    
    Parameters:
    
    id - the id.
  - usableIds
```
int usableIds()
```
    Return how much more usable ids are left.
    
    Returns:
    
    the number of ids that are left for usage.
  - maxUsableIds
```
int maxUsableIds()
```
    Return the maximum number of ids that are supported.
    
    Returns:
    
    the maximum number of ids.