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when useing 'Runtime.getRuntime().exec(cmd)' to exec protoc task, ti has a mistake


bufferReader or InputStreamReader always throws exceptionMalformedInputException while streaming results from Runtime process execution(cobol obj) via Java on AS400Calling Python script from JAVA MySQLdb importsWorking on a java based chatting application using threadingWhy does my Java client/server app hang when using ObjectInputStream but doesn't when I use BufferedReader with InputStreamReader?why spill failure happens for Custom Data Type in HadoopHow can i copy error from console to file and where to include the code and what will be the code?Sending “227 rn” on port 21 terminates connectionexecuting a python program with tensorflow library embedded from java + (spring) did not workError json parsing






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0















I'm running this program, but it has a mistake like "*.proto: Invalid argument". But when I run this in cmd, it is OK!



import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;

public class Test

public static void main(String[] args) throws InterruptedException
String cmd = "cmd /c cd D:/work/miliao/codes/miliao-stress-test/src/main/proto && protoc --descriptor_set_out proto.desc --include_imports *.proto";
try
Process proc = Runtime.getRuntime().exec(cmd);
int exitVal = proc.waitFor();
System.out.println(exitVal == 0 ? "success" : "failed");
System.out.println(exitVal);

Reader reader = new InputStreamReader(proc.getErrorStream());
BufferedReader bf = new BufferedReader(reader);
String line = null;
while((line=bf.readLine())!=null)
System.out.println(line);

catch (IOException e)
e.printStackTrace();













share|improve this question






























    0















    I'm running this program, but it has a mistake like "*.proto: Invalid argument". But when I run this in cmd, it is OK!



    import java.io.BufferedReader;
    import java.io.IOException;
    import java.io.InputStreamReader;
    import java.io.Reader;

    public class Test

    public static void main(String[] args) throws InterruptedException
    String cmd = "cmd /c cd D:/work/miliao/codes/miliao-stress-test/src/main/proto && protoc --descriptor_set_out proto.desc --include_imports *.proto";
    try
    Process proc = Runtime.getRuntime().exec(cmd);
    int exitVal = proc.waitFor();
    System.out.println(exitVal == 0 ? "success" : "failed");
    System.out.println(exitVal);

    Reader reader = new InputStreamReader(proc.getErrorStream());
    BufferedReader bf = new BufferedReader(reader);
    String line = null;
    while((line=bf.readLine())!=null)
    System.out.println(line);

    catch (IOException e)
    e.printStackTrace();













    share|improve this question


























      0












      0








      0








      I'm running this program, but it has a mistake like "*.proto: Invalid argument". But when I run this in cmd, it is OK!



      import java.io.BufferedReader;
      import java.io.IOException;
      import java.io.InputStreamReader;
      import java.io.Reader;

      public class Test

      public static void main(String[] args) throws InterruptedException
      String cmd = "cmd /c cd D:/work/miliao/codes/miliao-stress-test/src/main/proto && protoc --descriptor_set_out proto.desc --include_imports *.proto";
      try
      Process proc = Runtime.getRuntime().exec(cmd);
      int exitVal = proc.waitFor();
      System.out.println(exitVal == 0 ? "success" : "failed");
      System.out.println(exitVal);

      Reader reader = new InputStreamReader(proc.getErrorStream());
      BufferedReader bf = new BufferedReader(reader);
      String line = null;
      while((line=bf.readLine())!=null)
      System.out.println(line);

      catch (IOException e)
      e.printStackTrace();













      share|improve this question














      I'm running this program, but it has a mistake like "*.proto: Invalid argument". But when I run this in cmd, it is OK!



      import java.io.BufferedReader;
      import java.io.IOException;
      import java.io.InputStreamReader;
      import java.io.Reader;

      public class Test

      public static void main(String[] args) throws InterruptedException
      String cmd = "cmd /c cd D:/work/miliao/codes/miliao-stress-test/src/main/proto && protoc --descriptor_set_out proto.desc --include_imports *.proto";
      try
      Process proc = Runtime.getRuntime().exec(cmd);
      int exitVal = proc.waitFor();
      System.out.println(exitVal == 0 ? "success" : "failed");
      System.out.println(exitVal);

      Reader reader = new InputStreamReader(proc.getErrorStream());
      BufferedReader bf = new BufferedReader(reader);
      String line = null;
      while((line=bf.readLine())!=null)
      System.out.println(line);

      catch (IOException e)
      e.printStackTrace();










      java proto






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Mar 27 at 8:57









      Wang JunWang Jun

      83 bronze badges




      83 bronze badges

























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