Java WS和C#调用3

package wsidotnet;
import java.io.File;
import java.io.FileInputStream;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import java.util.Calendar;
import java.util.Date;
import javax.servlet.ServletContext;
import javax.xml.rpc.ServiceException;
import javax.xml.rpc.server.ServiceLifecycle;
import javax.xml.rpc.server.ServletEndpointContext;
public class IImage_Impl implements wsidotnet.IImage, java.rmi.Remote,ServiceLifecycle {
 ServletEndpointContext servletEndpointContext = null;
 String binarypath = "";
 ServletContext servletContext = null;
 
    public wsidotnet.ConstrucMsgResponse construcMsg(wsidotnet.ConstrucMsg parameters) throws
         java.rmi.RemoteException {
       
        wsidotnet.ConstrucMsgResponse _retVal = null;
        return _retVal;
    }
    public wsidotnet.FetchFileListResponse fetchFileList(wsidotnet.FetchFileList parameters) throws
         java.rmi.RemoteException {
        wsidotnet.FetchFileListResponse _retVal = new FetchFileListResponse();
        _retVal.setResult(fetchFileList());
        return _retVal;
    }
    public wsidotnet.FetchImageResponse fetchImage(wsidotnet.FetchImage parameters) throws
         java.rmi.RemoteException {
        wsidotnet.FetchImageResponse _retVal = new FetchImageResponse();
        _retVal.setResult(fetchImage(parameters.getString_1()));
        return _retVal;
    }
    public wsidotnet.GetFileListResponse getFileList(wsidotnet.GetFileList parameters) throws
         java.rmi.RemoteException {
       
        wsidotnet.GetFileListResponse _retVal = null;
        return _retVal;
    }
 private FileInfo[] fetchFileList() {
  File file = new File(this.binarypath);
  System.out.println(this.binarypath);
  File[] c = file.listFiles();
  FileInfo[] fis = new FileInfo[c.length];
  for (int i = 0; i < c.length; i++) {
   FileInfo fi = new FileInfo();
   fi.setIsdir(c[i].isDirectory());
   fi.setFilename(c[i].getName());
   fi.setFilelength(c[i].length());
   fi.setFilepath(c[i].getAbsolutePath());
   Calendar cal=Calendar.getInstance();
   cal.setTime(new Date(c[i].lastModified()));
   fi.setCreatedate(cal);
   fis[i] = fi;
  }
  return fis;
 }
 private byte[] fetchImage(String sn) {
  File file = new File(sn);
  byte[] b=null;
  MappedByteBuffer buffer = null;
  try {
   FileInputStream is = new FileInputStream(file);
   b=new byte[(int)file.length()];
   is.read(b,0,(int)file.length());
   /*
   FileChannel fc = is.getChannel();
   buffer = fc.map(FileChannel.MapMode.READ_ONLY, 0, file.length());
   buffer.get
   */
  } catch (Exception ex) {
   System.out.println(ex);
  }
  //return buffer.array();
  return b;
 }
 public void destroy() {
  // TODO Auto-generated method stub
  servletEndpointContext = null;
  servletContext = null;
 }
 public void init(Object arg0) throws ServiceException {
  // TODO Auto-generated method stub
  servletEndpointContext = (ServletEndpointContext) arg0;
  servletContext = servletEndpointContext.getServletContext();
  binarypath = servletContext.getInitParameter("BinaryPath");
 }
}

      这里展示的实现类,已经过修改,让它扩展了ServiceLifecycle接口,以便运行环境送给它小金豆.这里就是获得了文件路径.此外,还提供了两个私有方法:fetchImage,fetchFileList用于具体执行功能,这里也可以把这两个方法移动到一个新类,然后IImage_Impl使用这个新类,使IImage_Impl类变成调用者对外部类的适配器,这样就形成了一个适配器模式.