MongoDB Solr DataImportHandler http://blog.mustafab.net/yazilim/mongodb-ile-solr-dataimporthandler-kullanimi

data-config.xml

<?xml version="1.0" encoding="UTF-8" ?>
<dataConfig>
    <dataSource name="DataImporter" type="MongoDataSource" host="host"  database="database" port="port" username="username" password="password" />
    <document name="Document">
        <entity name="Data"
                processor="MongoEntityProcessor"
                query="{updatedAt: {'$gte' : ${dataimporter.request.time}}}, {}"
                collection="Data"
                datasource="DataImporter"
                transformer="MongoMapperTransformer" >
            <field column="id" name="id"       mongoField="_id"/>
            <field column="title" name="title"       mongoField="title"/>
            <field column="text" name="text" mongoField="text"/>
            <field column="created_at" name="created_at" mongoField="createdAt"/>
            <field column="price" name="price" mongoField="price"/>
        </entity>
    </document>
</dataConfig>

solrconfig.xml

    <lib path="../../dist/solr-dataimporthandler-4.9.0.jar" />
    <lib path="../../dist/solr-mongo-importer-1.0.0.jar" />
    <lib path="../../dist/mongo-2.10.1.jar" />
    
    
    <requestHandler name="/dataimport" class="org.apache.solr.handler.dataimport.DataImportHandler">
        <lst name="defaults">
            <str name="config">data-config.xml</str>
        </lst>
    </requestHandler>