死亡历险，DELPHI以string方式传递图片到JAVA的WEBSERVICE保存

死亡历险，DELPHI以string方式传递图片到JAVA的WEBSERVICE保存

procedure TForm1.btn7Click(Sender: TObject);

var

  addResult:string;

  strm : TMemoryStream;

  i,j:Integer;

  imageStr:string;

  ms:TMemoryStream;

  ss:TStringStream;

  s,s2,s3:string;

  imageArray : array[0..2] of string;

  img:TImage;

begin

    if img1.Picture.Graphic<>nil then

    begin

      strm := TMemoryStream.Create;

      img1.Picture.Graphic.SaveToStream(strm);

      ss := TStringStream.Create('');

      strm.Position:=0;

      EncodeStream(strm,ss);//将内存流编码为base64字符流

      s:=ss.DataString;

      strm.Free;

      ss.Free;

    end;

    if img2.Picture.Graphic<>nil then

    begin

      strm := TMemoryStream.Create;

      img2.Picture.Graphic.SaveToStream(strm);

      ss := TStringStream.Create('');

      strm.Position:=0;

      EncodeStream(strm,ss);//将内存流编码为base64字符流

      s2:=ss.DataString;

      strm.Free;

      ss.Free;

    end;

  addResult:=ServiceHello1.addUser(edt4.Text, s, s2);

  if (addResult='ok') then

  begin

    ShowMessage('添加成功');

  end;

end;

这是JAVA的WEBSERVICE接口

function  addUser(const arg0: WideString; const arg1: WideString; const arg2: WideString): WideString; stdcall;

这是JAVA的WEBSERVICE函数

public String addUser(String sname, String imageStr, String imageStr2) {

String result = "";
try {
login getUserList00=new login();
result = getUserList00.addUser(conn, sname, imageStr, imageStr2);
} catch (Exception e) {

            e.printStackTrace();

        }
return result;
}

login.java
public String addUser(Connection conn, String sname, String imageStr, String imageStr2) throws SQLException, IOException {

        String sql = "";

        String result = "";

        byte[] blob1 = null; 

        sun.misc.BASE64Decoder decoder = new sun.misc.BASE64Decoder();

        blob1 = decoder.decodeBuffer(imageStr);

        //System.out.println(blob1);

        

        byte[] blob2 = null; 

        sun.misc.BASE64Decoder decoder2 = new sun.misc.BASE64Decoder();

        blob2 = decoder2.decodeBuffer(imageStr2);

        

               

        sql = "select * from D_J_TABLE1 where name='"+sname+"' ";//定义SQL语句

        pstmt = conn.prepareStatement(sql); //根据sql创建PreparedStatement

        rs = pstmt.executeQuery(); //执行查询，返回结果集

        if (rs.next()) {

        result = "repeat";

        }

        else

        {        
       Date time = new Date(System.currentTimeMillis());
       SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
       String current = sdf.format(time);
       
       if("".equals(sname) || sname == null)
       {
       
result = "empty";
       }
       else
       {
       
sql = "insert into D_J_TABLE1(name,addtime,image1,image2)values('"+sname+"',sysdate,?,?) ";
       
           pstmt = conn.prepareStatement(sql); //根据sql创建PreparedStatement
           pstmt.setBytes(1, blob1);
           pstmt.setBytes(2, blob2);
           rs = pstmt.executeQuery(); //执行查询，返回结果集
           if (rs.next()) {
           
result = "ok";
           }
       }

        }

        return result;

    }