MapUtils

All Implemented Interfaces:


public final class MapUtils

Utility class for Maps

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`static boolean`	`isNullOrEmpty(@Nullable() Map<out Object, out Object> map)`	Checks if the provided `map` is null or it has no element
`static void`	`putIfNotEmpty(@Nullable() Map<String, Object> map, @Nullable() String key, @Nullable() Object value)`	Adds `key`/`value` to `map` if `value` is not null or an empty string, map or collection.

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

- Constructor Detail
- Method Detail
  - isNullOrEmpty
```
 static boolean isNullOrEmpty(@Nullable() Map<out Object, out Object> map)
```
    Checks if the provided map is null or it has no element
    
    Parameters:
    
    map - the map to be verified
    
    Returns:
    
    true if null or empty, false otherwise
  - putIfNotEmpty
```
 static void putIfNotEmpty(@Nullable() Map<String, Object> map, @Nullable() String key, @Nullable() Object value)
```
    Adds key/value to map if value is not null or an empty string, map or collection.
    
    Parameters:
    
    map - collection to put values mapped to key if values is non-null and contains at least one entry
    
    key - key used to map value in map
    
    value - an object to add to map if not null or empty