Create ProcessBuilder :a1, 2023-10-01, 1d section Step 2: Start Process Start Process :a2, 2023-10-02, 1d section Step 3: Read Output Read Output Stream :a3, 2023-10-02, 3d section Step 4: Process Output Process Output :a4, 2023-10-05, 2d section Step 5: Close Resources Close Re...
* @param process 进程 */ private static void readProcessOutput(final Process process) { // 将进程的正常输出在 System.out 中打印,进程的错误输出在 System.err 中打印 read(process.getInputStream(), System.out); read(process.getErrorStream(), System.err); } // 读取输入流 private static void ...
3.此时你再把process.getErrorStream()改回process.getInputStream(),发现啥也没有,而且程序不会停掉。这是肯定的,输出流又导致进程阻塞了。 查API得知Process所有标准 io(即 stdin,stdout,stderr)操作都将通过三个流 (getOutputStream(),getInputStream(),getErrorStream()) 重定向到父进程。那为什么执行系统自带...
OutputStream getOutputStream():获取子进程的输出流。 范例:读取其他进程的输出信息 packagecom.chengxuyuanzhiliu;importjava.io.BufferedReader;importjava.io.IOException;importjava.io.InputStreamReader;publicclassReadFromProcess {publicstaticvoidmain(String[] args)throwsIOException { Process p= Runtime.getRunt...
public interface ReadWriteLock { /** * 获取读锁 */ Lock readLock(); /** * 获取写锁 */ Lock writeLock(); } Java 并发包提供读写锁的实现是 ReentrantReadWriteLock。 读写锁使用 废话少说,先上一个读写锁的使用方式。与 ReentrantLock 一样,ReentrantReadWriteLock 的使用方法也是非常简单的,只...
'echo pid=$$ && read && exec setarch $(uname -m) --addr-no-randomize /home/labile/...
// 构建训练命令String command="tesseract "+trainingDataPath+" "+trainingDataPath+"output_model --psm 1 --oem 1 "+configFile;// 执行训练命令Process process=Runtime.getRuntime().exec(command);// 等待训练完成int exitValue=process.waitFor();// 输出训练结果if(exitValue==0){System.out.println(...
while ((len = inputStreamReader.read(c)) != -1) { String s = new String(c, 0, len); System.out.print(s); } inputStream.close(); inputStreamReader.close(); //阻塞当前线程,直到进程退出为止 process.waitFor(); int exitValue = process.exitValue(); ...
OS error code 2: No such file or directory 操作系统错误代码2：没有这样的文件或目录 OS error code 3: No such process 操作系统错误代码3：没有这样的过程 OS error code 4: Interrupted system call 操作系统错误代码4：中断的系统调用 OS error code 5: Input/output error 操作系统错误代码5：输入/...
staticjint load_agent(AttachOperation* op, outputStream* out) {// get agent name and optionsconstchar* agent = op->arg(0);constchar* absParam = op->arg(1);constchar* options = op->arg(2);// If loading a java agent then need to ensure that the java.instrument module is loadedif...