org.openecomp.sdc.be.dao.utils

Class MapUtil

java.lang.Object

org.openecomp.sdc.be.dao.utils.MapUtil

public final class MapUtil
extends Object

Utility class to ease map manipulation.

Method Summary

Modifier and Type	Method and Description
static Object	get(Map<String,? extends Object> map, String path) Try to get a value following a path in the map.
static <K,V> Map<K,V>	newHashMap(K[] keys, V[] values) Create a new hash map and fills it from the given keys and values (keys[index] -> values[index].

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

get

public static Object get(Map<String,? extends Object> map,
                         String path)

Try to get a value following a path in the map. For example : MapUtil.get(map, "a.b.c") correspond to: map.get(a).get(b).get(c)

Parameters:

map - the map to search for path

path - keys in the map separated by '.'

newHashMap

public static <K,V> Map<K,V> newHashMap(K[] keys,
                                        V[] values)

Create a new hash map and fills it from the given keys and values (keys[index] -> values[index].

Parameters:

keys - The array of keys.

values - The array of values.

Returns:

A map that contains for each key element in the keys array a value from the values array at the same index.