IdUtils (Solr 9.0.0 core API)

java.lang.Object
- org.apache.solr.util.IdUtils

```
public class IdUtils
extends Object
```
Helper class for generating unique ID-s.

Constructor Summary

Constructors
Constructor Description

IdUtils()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static String`	`randomId()`	Generate a short random id (see `StringHelper.randomId()`).
`static String`	`timeRandomId()`	Generate a random id with a timestamp, in the format: `hex(timestamp) + 'T' + randomId`.
`static String`	`timeRandomId(long time)`	Generate a random id with a timestamp, in the format: `hex(timestamp) + 'T' + randomId`.

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

- Constructor Detail
  - IdUtils
```
public IdUtils()
```
- Method Detail
  - randomId
```
public static final String randomId()
```
    Generate a short random id (see StringHelper.randomId()).
  - timeRandomId
```
public static final String timeRandomId()
```
    Generate a random id with a timestamp, in the format: hex(timestamp) + 'T' + randomId. This method uses TimeSource.CURRENT_TIME for timestamp values.
  - timeRandomId
```
public static final String timeRandomId(long time)
```
    Generate a random id with a timestamp, in the format: hex(timestamp) + 'T' + randomId.
    
    Parameters:
    
    time - value representing timestamp