Cannot Assume Serializability for Java Map’s Nested Classes how-to Oct 23, 2010 7 mins Software Development ...

For example, it uses java.util.Hashtable to store the relationship between customers and countries. The java.util.Hashtable key is country name, and values are customers stored in a java.util.Vector.

A leading resource for news, analysis and how-to for the enterprise application and software development industry, covering product updates, new technologies and emerging trends.

HashMap vs. Hashtable similarities Both the Hashtable and HashMap implement the Map interface and both share the same set of methods used to add, remove and manipulate elements of a key-value, ...