TrieUtils (Apache Commons Collections 4.2 API)

java.lang.Object
- org.apache.commons.collections4.TrieUtils

```
public class TrieUtils
extends Object
```
A collection of Trie utilities.

Since:

4.0

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static <K,V> Trie<K,V>`	`unmodifiableTrie(Trie<K,? extends V> trie)`	Returns an unmodifiable instance of a `Trie`

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

- Method Detail
  - unmodifiableTrie
```
public static <K,V> Trie<K,V> unmodifiableTrie(Trie<K,? extends V> trie)
```
    Returns an unmodifiable instance of a Trie
    
    Type Parameters:
    
    K - the key type
    
    V - the value type
    
    Parameters:
    
    trie - the trie to make unmodifiable, must not be null
    
    Returns:
    
    an unmodifiable trie backed by the given trie
    
    Throws:
    
    NullPointerException - if trie is null
    
    See Also:
    
    Collections.unmodifiableMap(java.util.Map)