Hands-On Design Patterns with Java

Extract

For our sales tool example, let's obtain data from two sources that have different formatting.

Our first data source is from an XML file provided by an affiliate insurance company's salesforce. That file has the following encoding:

. . . <CUSTID>350032</CUSTID><POLICY_TYPE>term</POLICY_TYPE><NAME>Neo Anderson</NAME><STREET>1 White Rabbit Trail</STREET><CITY>Zion</CITY><STATE>MZ</STATE><ZIP>00000</ZIP><EMAIL>[e-mail]</EMAIL><PHONE>000-000-0000</PHONE>. . .

As the ellipsis indicates, there would be far more data elements for each record in the XML document.

A secondary data source might come from a purchased list of sales leads. This might come in a Comma Separated Values (CSV) format, as shown in the following code: ...