Package com.example

Source Code of com.example.PlayORMExample

package com.example;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.alvazan.orm.api.base.Bootstrap;
import com.alvazan.orm.api.base.DbTypeEnum;
import com.alvazan.orm.api.base.NoSqlEntityManager;
import com.alvazan.orm.api.base.NoSqlEntityManagerFactory;
import com.alvazan.orm.api.z3api.NoSqlTypedSession;
import com.alvazan.orm.api.z3api.QueryResult;
import com.alvazan.orm.api.z8spi.iter.Cursor;
import com.alvazan.orm.api.z8spi.meta.DboColumnIdMeta;
import com.alvazan.orm.api.z8spi.meta.DboColumnMeta;
import com.alvazan.orm.api.z8spi.meta.DboTableMeta;
import com.alvazan.orm.api.z8spi.meta.TypedColumn;
import com.alvazan.orm.api.z8spi.meta.TypedRow;
import com.example.db.User;


public class PlayORMExample {
  private static NoSqlEntityManager mgr;
 
  public static void main(String[] args) {
    Map<String, Object> properties = new HashMap<String, Object>();
    properties.put(Bootstrap.AUTO_CREATE_KEY, "create");
    NoSqlEntityManagerFactory factory = Bootstrap.create(DbTypeEnum.IN_MEMORY, properties,null,null);
    mgr = factory.createEntityManager();
    createTestData();
    processSQL(args);
  }
  /**
     *
     * Process the SQL query which is inserted as an command line arguments
     */
  private static void processSQL(String[] args){
    NoSqlTypedSession ntsession = mgr.getTypedSession();
        QueryResult result = ntsession.createQueryCursor(args[0], 50);
        Cursor<List<TypedRow>> cursor = result.getAllViewsCursor();
        processBatch(cursor);
  }
   /**
     *
     * Print all the values inside the cursor
     */
    private static void processBatch(Cursor<List<TypedRow>> cursor) {
        while(cursor.next()) {
            List<TypedRow> joinedRow = cursor.getCurrent();
            for(TypedRow r: joinedRow) {
                if (r!=null){             
                    DboTableMeta meta = r.getView().getTableMeta();
                    DboColumnIdMeta idColumnMeta = meta.getIdColumnMeta();
                    String columnName = idColumnMeta.getColumnName();
                    System.out.println("RowKey:"+r.getRowKeyString()+" ("+columnName+")");
                    for(TypedColumn c : r.getColumnsAsColl()) {
                        DboColumnMeta colMeta = c.getColumnMeta();
                        if(colMeta != null) {
                    String fullName = c.getName();
                    String val = c.getValueAsString();
                    System.out.println("=> "+fullName+" = "+val);
                  } else {
                    String fullName = c.getNameAsString(byte[].class);
                    String val = c.getValueAsString(byte[].class);
                    System.out.println("=> "+fullName+" = "+ val);
                  }
                    }
                }
            }

        }       
    }
   
  private static void createTestData() {
    User user1 = new User();
    user1.setName("TestName");
    user1.setAge(25);
    user1.setLastName("TestLastName");
   
    User user2 = new User();
    user2.setName("TestName2");
    user2.setAge(30);
   
    User user3 = new User();
    user3.setName("TestName3");
    user3.setLastName("TestLastName");
       
        mgr.put(user1);
        mgr.put(user2);
        mgr.put(user3);
        mgr.flush();
   
  }
}
TOP

Related Classes of com.example.PlayORMExample

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.