/** 
Licensed Materials - Property of IBM

IBM Cognos Products: DOCS

(C) Copyright IBM Corp. 2005, 2008

US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with
IBM Corp.
*/
/**
 * ReportParameters.java
 *
 * Copyright (C) 2008 Cognos ULC, an IBM Company. All rights reserved.
 * Cognos (R) is a trademark of Cognos ULC, (formerly Cognos Incorporated).
 *
 * Description: This code sample demonstrates how to run and print a report with  
 *              prompts using the getParameters method.
 *              Use this method to return the list of parameters used by the 
 *              report, including optional parameters. This method also returns
 *              parameters from the model and stored procedures that are used 
 *              by the report. 
 */

import javax.swing.JOptionPane;

import com.cognos.developer.schemas.bibus._3.AsynchDetailParameters;
import com.cognos.developer.schemas.bibus._3.AsynchReply;
import com.cognos.developer.schemas.bibus._3.AsynchReplyStatusEnum;
import com.cognos.developer.schemas.bibus._3.BaseParameter;
import com.cognos.developer.schemas.bibus._3.Option;
import com.cognos.developer.schemas.bibus._3.Parameter;
import com.cognos.developer.schemas.bibus._3.ParameterValue;
import com.cognos.developer.schemas.bibus._3.ParmValueItem;
import com.cognos.developer.schemas.bibus._3.SearchPathSingleObject;
import com.cognos.developer.schemas.bibus._3.SimpleParmValueItem;
public class ReportParameters
{
	/** 
	 * 
	 * This method calls the getParameters method to
	 * to return the list of parameters used by the report.
	 * 
	 * @param connection
	 *        Specifies the object that provides the Connection to the Server. 
	 * @param reportPath 
	 *        Specifies the search path of the report. 
	 * @return    
	 *        Returns an array of report parameters.
	 */
	public BaseParameter[] getReportParameters(
		BaseClassWrapper report,
		CRNConnect connection)
		throws java.rmi.RemoteException
	{
		
		BaseParameter params[] = new Parameter[] {};
		AsynchReply response;
		String reportPathString = report.getBaseClassObject().getSearchPath().getValue();
		SearchPathSingleObject reportPath = new SearchPathSingleObject();
		reportPath.set_value(reportPathString);
		 	
		// sn_dg_sdk_method_reportService_getParameters_start_1
		response = connection.getReportService().getParameters(reportPath, new ParameterValue[] {}, new Option[] {} );
		// sn_dg_sdk_method_reportService_getParameters_end_1
		
		// If response is not immediately complete, call wait until complete
		if (!response.getStatus().equals(AsynchReplyStatusEnum.conversationComplete))
		{
			while (!response.getStatus().equals(AsynchReplyStatusEnum.conversationComplete))
			{
				response = connection.getReportService().wait(
					response.getPrimaryRequest(),
						new ParameterValue[] {},
						new Option[] {});
			}

		}
		
		// sn_dg_sdk_method_reportService_getParameters_start_2
		for (int i = 0; i < response.getDetails().length; i++)
		{
			if (response.getDetails()[i] instanceof AsynchDetailParameters)

			{
				params = ((AsynchDetailParameters)response.getDetails()[i]).getParameters();
			}
		}
		// sn_dg_sdk_method_reportService_getParameters_end_2
		
		return params;		

	}
	
	/** 
	 * This Java method assigns values to each parameter for the specified report.
	 * 
	 * @param reportName
	 *        Specifies the name of the report.
	 * @param prm 
	 *        Specifies an array of parameters.
	 * @return params
	 *        Returns an array of parameter values.
	 */
	// sn_dg_prm_smpl_runreport_P2_start_0
	public static ParameterValue[] setReportParameters(BaseParameter[] prm)
	{
		try
		{
			int numberOfParameters = 0;

			// Select the parameter values for the specified report.
			if (prm.length > 0)
			{
				numberOfParameters = prm.length;

				ParameterValue[] params =
					new ParameterValue[numberOfParameters];

				// Repeat for each parameter.                  
				for (int i = 0; i < prm.length; i++)
				{
					// Prompt the user to type a value for the parameter.
					// If the value is DateTime, the format must be in the ISO 8601 
					// format. For example, a date and time of 2001-05-31T14:39:25.035Z 
					// represents the thirty-first day of May in the year 2001. The time, 
					// measured in Coordinated Universal Time (UTC) as indicated by the Z, 
					// is 14 hours, 39 minutes, 25 seconds, and 35 milliseconds.
					String modelFilterItem = ((Parameter)prm[i]).getModelFilterItem();
					String item =
						modelFilterItem.substring(
							modelFilterItem.lastIndexOf("["),
							modelFilterItem.lastIndexOf("]") + 1);
					String inputValue =
						JOptionPane.showInputDialog(
							"Please input a value for "
								+ item
								+ " of datatype ["
								+ prm[i].getType().getValue()
								+ "]");

					SimpleParmValueItem item1 = new SimpleParmValueItem();
					item1.setUse(inputValue);

					// Create a new array to contains the values for the parameter.
					ParmValueItem pvi[] = new ParmValueItem[1];
					pvi[0] = item1;

					// Assign the values to the parameter.
					params[i] = new ParameterValue();
					params[i].setName(prm[i].getName());
					params[i].setValue(pvi);
				}
				return params;
				// sn_dg_prm_smpl_runreport_P2_end_0
			}
			else
			{
				return null;
			}
		}
		catch (Exception e)
		{
			System.out.println(e);
			return null;
		}
	}


}