[[javaruntime]]
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javaruntime [2014/10/25 21:52] (current) |
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| + | ==== java.lang.Runtime example ==== | ||
| + | |||
| + | An example of howto execute commands in Win using java.lang.Runtime | ||
| + | <code lang=java> | ||
| + | public class Launch { | ||
| + | String command = null; | ||
| + | |||
| + | Launch() { | ||
| + | |||
| + | } | ||
| + | |||
| + | Launch(String cmd) { | ||
| + | command = "cmd /c " + cmd; | ||
| + | } | ||
| + | |||
| + | boolean run() { | ||
| + | Runtime rt = Runtime.getRuntime(); | ||
| + | System.out.println("exec : "+command); | ||
| + | try { | ||
| + | Process pr = rt.exec(command); | ||
| + | pr.waitFor(); | ||
| + | BufferedReader br = new BufferedReader(new InputStreamReader(pr.getInputStream())); | ||
| + | String oneLine = null; | ||
| + | |||
| + | while ((oneLine = br.readLine()) != null) { | ||
| + | System.out.println("stdout:"+oneLine); | ||
| + | } | ||
| + | BufferedReader errBr = new BufferedReader(new InputStreamReader(pr.getErrorStream())); | ||
| + | while ((oneLine = errBr.readLine()) != null) | ||
| + | System.out.println("stderr:"+oneLine); | ||
| + | } catch (Exception e) { | ||
| + | e.printStackTrace(); | ||
| + | return false; | ||
| + | } | ||
| + | return true; | ||
| + | } | ||
| + | } | ||
| + | </code> | ||
| + | |||
| + | ---- | ||
| + | |||
| + | * [[javainfo|Back to Java]] | ||
