修改运行shell命令的方法，，修复带管道命令时的bug

src/com/platform/utils/ProcessMyUtil.java

@@ -14,48 +14,30 @@ public class ProcessMyUtil {
 	
 
 	public  List<String> execCmdWaitAcquiescent(String cmd) {
-//		String host=Constant.hostIp;
-//		String username=Constant.rootUser;
-//		String password=Constant.rootPasswd;
-//		int port=Constant.port;
-		List<String> reStrings = new ArrayList<String>();
-		
+		return runcmd(cmd);
+	}
+	
+	private List<String> runcmd(String cmd) {
+		List<String> result = new ArrayList<String>();
+		InputStream in = null;
+		String[] cmds = {"/bin/sh", "-c", cmd};
 		try {
-			ProcessBuilder pb = null;
-			Process pro = null;
-			
-			if (cmd.contains("grep")) {
-				List<String> cmds = new ArrayList<String>(); 
-				cmds.add("sh"); 
-				cmds.add("-c"); 
-				cmds.add(cmd); 
-				new ProcessBuilder(cmds); 
-				pro = pb.start();
-				
-			}else {
-				pro = Runtime.getRuntime().exec(cmd);
-			}
-			if (null == pro) {
-				return reStrings;
-			}
-			BufferedReader br = new BufferedReader(new InputStreamReader(pro.getInputStream()));
-			StringBuffer sb = new StringBuffer();
-			String line;
-			while ((line = br.readLine()) != null) {
-				if (line != null) {
-//					System.out.println(line);
-					reStrings.add(line);
-				} else {
-					break;
-				}
-			}
-			if(reStrings.size()==0){		
+			Process pro = Runtime.getRuntime().exec(cmds);
+			pro.waitFor();
+			in = pro.getInputStream();
+			BufferedReader read = new BufferedReader(new InputStreamReader(in));
+			String line = null;
+			while ((line=read.readLine()) != null) {
+				result.add(line);
 			}
 		} catch (IOException e) {
-			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} catch (InterruptedException e) {
 			e.printStackTrace();
 		}
-		return reStrings;
+//		String[] strs = new String[result.size()];
+//		return result.toArray(strs);
+		return result;
 	}
 
 }