Click to See Complete Forum and Search --> : Data Pipeline 2, Data Transformation Toolkit for Java Released


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October 31st, 2008, 09:39 AM
Data Pipeline makes it easy to convert, process, and transform data in Java applications.

The new release includes...
* Open source (GPL) and commercial licenses
* New data readers, writers, and transformers
* Java 5 support

Features
* Readers: CSV, fixed-width, Excel, database, weblogs, custom
* Writers: CSV, fixed-width, Excel, database, PDF, Word, XML, custom
* Operations: validate, filter, sort, lookup, remove duplicates, convert, throttle, calculate, custom, and more
* Run-time expression language for filters, validation, and calculated fields

A typical scenario might be to:
1. read a CSV file
2. remove duplicate records
3. add calculated field
4. remove unused columns
5. save to database


public static void main(String[] args) throws Throwable {
DataReader reader = new CSVReader(new File("credit-balance.csv"))
.setFieldNamesInFirstRow(true);

// Use only the "Rating" and "CreditLimit" fields in duplicate test
reader = new RemoveDuplicatesReader(reader, new FieldList("Rating", "CreditLimit"));

// Add AvailableCredit field, remove "CreditLimit", "Balance" fields
reader = new TransformingReader(reader)
.add(new SetCalculatedField("AvailableCredit", "parseDouble(CreditLimit) - parseDouble(Balance)"))
.add(new ExcludeFields("CreditLimit", "Balance"));

DataWriter writer = new JdbcWriter(getJdbcConnection(), "dp_credit_balance")
.setAutoCloseConnection(true);

JobTemplate.DEFAULT.transfer(reader, writer);
}


We look forward to hearing your feedback.

Downloads:
http://northconcepts.com/downloads/

Examples:
http://northconcepts.com/data-pipeline/examples/

Getting Started:
http://northconcepts.com/data-pipeline/getting-started/

Forums:
http://northconcepts.com/forums/


Dele Taylor
North Concepts Inc.