SpringSource/spring-data-solr — pull request #1 by nihed (2012-11-15 23:42:21+00:00)
Title: Partial Update Document 

This push permit to have an partial update of a document using this sample of code
ApplicationContext context = new ClassPathXmlApplicationContext(
"SpringBeans.xml");

SolrTemplate solrTemplate = (SolrTemplate) context.getBean("solrTemplate");
System.out.println(solrTemplate);
Update update = new Update("id", "6H500F0");
update.put("price", new Float(105));
if (solrTemplate != null) {
solrTemplate.updatePartialDocument(update);
solrTemplate.commit();
} else {
System.out.println("solrTemplate NULL!");
}