linux在线预览pdf文件开发思路

String [] cmd={"/bin/sh","-c","pdf2swf "+要转化的文件路径/文件名称.pdf+" "+  转化后的文件路径/文件名称.swf};

Process pro = Runtime.getRuntime().exec(cmd);  

dealWith(pro); 
pro.waitFor();//等待子进程的结束，子进程就是系统调用文件转换这个新进程

    private void dealWith(final Process pro){    
        // 下面是处理堵塞的情况    
        try {    
            new Thread(){    
                public void run(){    
                    BufferedReader br1 = new BufferedReader(new InputStreamReader(pro.getInputStream()));    
                    System.out.println("********************"+br1);
                    String text;    
                    try {    
                        while ( (text = br1.readLine()) != null) {    
                            System.out.println("==================="+text);    
                        }    
                    } catch (IOException e) {    
                        e.printStackTrace();    
                    }    
                }    
            }.start();    
        } catch (Exception e) {    
            e.printStackTrace();    
        }    
            
        try {    
            new Thread(){    
                public void run(){    
                    BufferedReader br2 = new BufferedReader(new InputStreamReader(pro.getErrorStream()));//这定不要忘记处理出理时产生的信息，不然会堵塞不前的    
                    System.out.println("#########################"+br2);
                    String text;    
                    try {    
                        while( (text = br2.readLine()) != null){    
                            System.err.println("------------------"+text);    
                        }    
                    } catch (IOException e) {    
                        e.printStackTrace();    
                    }    
                }    
            }.start();    
        } catch (Exception e) {    
            e.printStackTrace();    
        }    
    } 

$(‘#documentViewer‘).FlexPaperViewer(
                { config : {
                     SWFFile : fileURL,
                    Scale : 0.6,
                    ZoomTransition : ‘easeOut‘,
                    ZoomTime : 0.5,
                    ZoomInterval : 0.2,
                    FitPageOnLoad : true,
                    FitWidthOnLoad : false,
                    FullScreenAsMaxWindow : false,
                    ProgressiveLoading : false,
                    MinZoomSize : 0.2,
                    MaxZoomSize : 5,
                    SearchMatchAll : false,
                    InitViewMode : ‘Portrait‘,
                    RenderingOrder : ‘flash‘,
                    StartAtPage : ‘‘,

                    ViewModeToolsVisible : true,
                    ZoomToolsVisible : true,
                    NavToolsVisible : true,
                    CursorToolsVisible : true,
                    SearchToolsVisible : true,
                    WMode : ‘window‘,
                    localeChain: ‘en_US‘
                }}
        );