做在线备份时,输出做一个修改,动态把输出内容传到浏览器页面上去。
-
- import java.io.BufferedReader;
-
- import java.io.IOException;
- import java.io.InputStream;
- import java.io.InputStreamReader;
-
- class StreamGobbler extends Thread {
- InputStream is;
- String type;
-
- StreamGobbler(InputStream is, String type) {
- this.is = is;
- this.type = type;
- }
-
- public void run() {
- try {
- InputStreamReader isr = new InputStreamReader(is);
- BufferedReader br = new BufferedReader(isr);
- String line=null;
- while ( (line = br.readLine()) != null)
- System.out.println(type + ">" + line);
- } catch (IOException ioe) {
- ioe.printStackTrace();
- }
- }
- }
-
- public class Test {
- public static void main(String args[]) {
- args = new String[1];
- args[0]="exp zcgl/zcgl@db190 file=d:/test.dmp";
-
- if (args.length < 1) {
- System.out.println("USAGE: java GoodWindowsExec <cmd>");
- System.exit(1);
- }
-
- try {
- String osName = System.getProperty("os.name" );
- System.out.println(osName);
- String[] cmd = new String[3];
-
- if( osName.equals( "Windows NT" ) ) {
- cmd[0] = "cmd.exe" ;
- cmd[1] = "/C" ;
- cmd[2] = args[0];
- } else if( osName.equals( "Windows XP" ) ) {
- cmd[0] = "cmd.exe" ;
- cmd[1] = "/C" ;
- cmd[2] = args[0];
- } else if( osName.equals( "Windows 95" ) ) {
- cmd[0] = "command.com" ;
- cmd[1] = "/C" ;
- cmd[2] = args[0];
- } else if( osName.equals( "Windows Vista" ) ) {
- cmd[0] = "cmd.exe" ;
- cmd[1] = "/C" ;
- cmd[2] = args[0];
- }
-
- Runtime rt = Runtime.getRuntime();
- System.out.println("Execing " + cmd[0] + " " + cmd[1]
- + " " + cmd[2]);
- Process proc = rt.exec(cmd);
- // any error message?
- StreamGobbler errorGobbler = new
- StreamGobbler(proc.getErrorStream(), "");
-
- // any output?
- StreamGobbler outputGobbler = new
- StreamGobbler(proc.getInputStream(), "");
-
- // kick them off
- errorGobbler.start();
- outputGobbler.start();
-
- // any error???
- int exitVal = proc.waitFor();
- System.out.println("ExitValue: " + exitVal);
- } catch (Throwable t) {
- t.printStackTrace();
- }
- }
- }
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