Cognos Connection, 通过 Cogons API 访问Cogons 已经安装好的平台，获取已经创建好的Report,修改此report，或者运行此report获取结果等。。。

分析Connection. 简单代码如下：

package test;

import java.net.URL;

import javax.xml.namespace.QName;

import org.apache.axis.client.Stub;

import org.apache.axis.message.SOAPHeaderElement;

import com.cognos.developer.schemas.bibus._3.BaseClass;

import com.cognos.developer.schemas.bibus._3.BiBusHeader;

import com.cognos.developer.schemas.bibus._3.ContentManagerService_PortType;

import com.cognos.developer.schemas.bibus._3.ContentManagerService_ServiceLocator;

import com.cognos.developer.schemas.bibus._3.PropEnum;

import com.cognos.developer.schemas.bibus._3.QueryOptions;

import com.cognos.developer.schemas.bibus._3.Report;

import com.cognos.developer.schemas.bibus._3.SearchPathMultipleObject;

import com.cognos.developer.schemas.bibus._3.Sort;

import com.cognos.developer.schemas.bibus._3.XmlEncodedXML;

public class CognosConnectionUtil

{

private ContentManagerService_PortType cmService = null;

public static void main(String[] a) throws Exception

{

//1. instantiate the class

CognosConnectionUtil mainClass = new CognosConnectionUtil();

// Step 2: Logon to Cognos

mainClass.logonToCognos();

// Step 3: Execute tasks

mainClass.executeTasks();

// Step 4: Logoff from Cognos

mainClass.logoffFromCognos();

}

// Step 2: Logon to Cognos

private void logonToCognos() throws Exception

{

String dispatcherURL = "http://xxxxxxxxxxxxxxxxxx/p2pd/servlet/dispatch";

String nameSpaceID = "XXXXX";

String userName = "XXXX";

String password = "XXXXX";

ContentManagerService_ServiceLocator cmServiceLocator = new ContentManagerService_ServiceLocator();

URL url = new URL(dispatcherURL);

cmService = cmServiceLocator.getcontentManagerService(url);

StringBuffer credentialXML = new StringBuffer();

credentialXML.append("");

credentialXML.append("").append(nameSpaceID).append("");

credentialXML.append("").append(userName).append("");

credentialXML.append("").append(password).append("");

credentialXML.append("");

String encodedCredentials = credentialXML.toString();

XmlEncodedXML xmlCredentials = new XmlEncodedXML();

xmlCredentials.set_value(encodedCredentials);

cmService.logon(xmlCredentials, null);

SOAPHeaderElement temp = ((Stub) cmService).getResponseHeader("http://developer.cognos.com/schemas/bibus/3/", "biBusHeader");

System.out.println(temp.toString());

BiBusHeader CMbibus = (BiBusHeader) temp.getValueAsType(new QName("http://developer.cognos.com/schemas/bibus/3/", "biBusHeader"));

((Stub) cmService).setHeader("http://developer.cognos.com/schemas/bibus/3/", "biBusHeader", CMbibus);

}

// Step 3: Execute tasks

private String executeTasks()

{

PropEnum props[] = Util.getAllPropEnum();

BaseClass bc[] = null;

String searchPath = "/content/folder[@name='Test']/report[@name='test']";

try

{

SearchPathMultipleObject spMulti = new SearchPathMultipleObject(searchPath);

bc = cmService.query(spMulti, props, new Sort[] {}, new QueryOptions());

}

catch (Exception e)

{

e.printStackTrace();

}

System.out.println("PACKAGES:\n");

if (bc != null)

{

for (int i = 0; i < bc.length; i++)

{

Report report = (Report) bc[i];

System.out.println(report.getDefaultName());

}

}

return searchPath;

}

// Step 4: Logoff from Cognos

private void logoffFromCognos()

{

try

{

cmService.logoff();

}

catch (Exception ex)

{

ex.printStackTrace();

}

}

}