jodd-core/src/main/java/jodd/util/PropertiesUtil.java
public static String getProperty(final Map map, final String key) {
		return getProperty(map, key, null);
	}
public static String getProperty(final Map map, final String key) {
		return getProperty(map, key, null);
	}
Returns String property from a map. If key is not found, or if value is not a String, returns <code>null</code>.
Mimics <code>Property.getProperty</code> but on map.