peak

import java.util.HashMap;
import java.util.logging.Level;

import org.eclipse.birt.core.framework.Platform;
import org.eclipse.birt.report.engine.api.EngineConfig;
import org.eclipse.birt.report.engine.api.EngineConstants;
import org.eclipse.birt.report.engine.api.EngineException;
import org.eclipse.birt.report.engine.api.HTMLActionHandler;
import org.eclipse.birt.report.engine.api.HTMLEmitterConfig;
import org.eclipse.birt.report.engine.api.HTMLRenderContext;
import org.eclipse.birt.report.engine.api.HTMLRenderOption;
import org.eclipse.birt.report.engine.api.HTMLServerImageHandler;
import org.eclipse.birt.report.engine.api.IReportEngine;
import org.eclipse.birt.report.engine.api.IReportEngineFactory;
import org.eclipse.birt.report.engine.api.IReportRunnable;
import org.eclipse.birt.report.engine.api.IRunAndRenderTask;
public class ExecuteReport {

static void executeReport() throws EngineException
{
 HashMap<String, Integer> parameters = new HashMap<String, Integer>();

 String name = "Top Count";
       Integer pvalue = new Integer(4);
 parameters.put(name, pvalue);
 
 IReportEngine engine=null;
 EngineConfig config = null;
 try{
  
  //设置Engine并且启动报表平台
  config = new EngineConfig( );
  config.setEngineHome( "C:/birt-runtime-2_1_1/birt-runtime-2_1_1/ReportEngine" );
  //设置报表日志保存的位置和等级( null, Level ) 如果你不需要日志可以设置为null
  config.setLogConfig("c:/birt/logs", Level.FINE);
  //平台初始化，启用
  Platform.startup( config );
  IReportEngineFactory factory = (IReportEngineFactory) Platform
    .createFactoryObject( IReportEngineFactory.EXTENSION_REPORT_ENGINE_FACTORY );
  engine = factory.createReportEngine( config );
  engine.changeLogLevel( Level.WARNING );
  
 }catch( Exception ex){
  ex.printStackTrace();
 }
 
 //设置发起者的一些操作，比如显示图片，报表生成到html页面，很关键的部分
 HTMLEmitterConfig emitterConfig = new HTMLEmitterConfig( );
 emitterConfig.setActionHandler( new HTMLActionHandler( ) );
 HTMLServerImageHandler imageHandler = new HTMLServerImageHandler( );
 emitterConfig.setImageHandler( imageHandler );
 config.getEmitterConfigs( ).put( "html", emitterConfig ); //$NON-NLS-1$
 
 IReportRunnable design = null;
 
 //打开设计好的报表，取绝对路径，最好使用context.getRealPath();这种方法实现，官方这个比较呆
 design = engine.openReportDesign("C:/test/2.1/executereport/test.rptdesign"); 
 
 //创建报表任务
 IRunAndRenderTask task = engine.createRunAndRenderTask(design); 
 
 
 //设置报表的路径和图片显示的路径
 HTMLRenderContext renderContext = new HTMLRenderContext();
 //为所有的actions设置Base URL，这个不写就是默认服务器URL的
 renderContext.setBaseURL("http://localhost/");
 //设置所有图片显示的URL - 如果之前没有emitterConfig.setImageHandler( imageHandler );的话会造成显示的URL是本地的绝对路径，其实http://localhost不写也是可以的，会自动添加服务器的URL
 renderContext.setBaseImageURL("http://localhost/myimages");
 //设置所有图片存放的位置，最好使用context.getRealPath();
 renderContext.setImageDirectory("C:/xampplite/htdocs/myimages");
 //设置图片支持的格式，据官方说必须有SVG，我没写也没出错
 renderContext.setSupportedImageFormats("JPG;PNG;BMP;SVG");
 HashMap<String, HTMLRenderContext> contextMap = new HashMap<String, HTMLRenderContext>();
 contextMap.put( EngineConstants.APPCONTEXT_HTML_RENDER_CONTEXT, renderContext );
 task.setAppContext( contextMap );
 //设置参数
 task.setParameterValues(parameters);
 //要所有的参数一条一条的写入，例如： task.setParameterValue("Top Count", new Integer(12));
 task.validateParameters();
 
 //增加scrpit参考下面的例子
 //pFilter.myjavamethod()
 //ProcessFilter pf = new ProcessFilter();
 //task.addScriptableJavaObject("pFilter", pf);
 
 //设置rendering操作- 例如file or stream output, output format, whether it is embeddable, etc
 HTMLRenderOption options = new HTMLRenderOption();
 
 //例如：Remove HTML and Body tags
 //options.setEmbeddable(true);
 
 //设置输出本地文件
 options.setOutputFileName("C:/test/2.1/output.html");
 
 //设置输出文件格式
 options.setOutputFormat("html");
 task.setRenderOption(options);
 
 //运行report任务，然后关闭
 //如果要长期留驻的话可以不关闭，我建议不关闭engine和Platform，要不每次打开报表都要等好久……
 task.run();
 task.close();
 engine.shutdown();
 Platform.shutdown();
 System.out.println("Finished");
} 
/**
 * @param args
 */
public static void main(String[] args) {
 try
 {
  executeReport( );
 }
 catch ( Exception e )
 {
  e.printStackTrace();
 }
}
 
}