Exemplo n.º 1
0
  public static void main(final String[] pArgs) throws Exception {
    TreasuryYieldMulti tym = new TreasuryYieldMulti();

    // Here is an example of how to use multiple collections as the input to
    // a hadoop job, from within Java code directly.
    MultiCollectionSplitBuilder mcsb = new MultiCollectionSplitBuilder();
    mcsb.add(
            new MongoURI("mongodb://localhost:27017/mongo_hadoop.yield_historical.in"),
            (MongoURI) null, // authuri
            true, // notimeout
            (DBObject) null, // fields
            (DBObject) null, // sort
            (DBObject) null, // query
            false)
        .add(
            new MongoURI("mongodb://localhost:27017/mongo_hadoop.yield_historical.in"),
            (MongoURI) null, // authuri
            true, // notimeout
            (DBObject) null, // fields
            (DBObject) null, // sort
            new BasicDBObject("_id", new BasicDBObject("$gt", new Date(883440000000L))),
            false); // range query

    Configuration conf = new Configuration();
    conf.set(MultiMongoCollectionSplitter.MULTI_COLLECTION_CONF_KEY, mcsb.toJSON());
    conf.setSplitterClass(conf, MultiMongoCollectionSplitter.class);

    System.exit(ToolRunner.run(conf, new TreasuryYieldXMLConfig(), pArgs));
  }
Exemplo n.º 2
0
 static {
   // Load the XML config defined in hadoop-local.xml
   Configuration.addDefaultResource("src/examples/hadoop-local.xml");
   Configuration.addDefaultResource("src/examples/mongo-defaults.xml");
 }