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Start process if process is no exists, or else send cmd to process OutputStream to execute.

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dx林
2021-09-08 13:08:06 +08:00
parent 5aa662457f
commit 9ae12ee99e
1 changed files with 14 additions and 16 deletions
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apprts/src/main/java/com/rfidresearchgroup/activities/tools/BaseConsoleActivity.java
+14 -16
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@@ -54,7 +54,6 @@ public abstract class BaseConsoleActivity extends BaseActivity {
protected FillParentWidthDialog mDialogGUI = null;
protected AlertDialog mDialog = null;
protected ProcessBuilder processBuilder = null;
protected Process process = null;
private long mBackTime = 0;
@@ -262,7 +261,19 @@ public abstract class BaseConsoleActivity extends BaseActivity {
* else send char to stdin
* */
protected void start(String exe, String... args) {
if (processBuilder == null || process == null) {
LogUtils.d("Execute cmd: " + exe);
if (isProcessAlive()) {
// The process exists, we can write some text to stdin...
try {
if (!exe.endsWith("\n")) {
exe += "\n";
}
process.getOutputStream().write(exe.getBytes());
process.getOutputStream().flush();
} catch (IOException e) {
e.printStackTrace();
}
} else {
ArrayList<String> cmds = new ArrayList<>();
cmds.add(exe);
if (args != null && args.length > 0) {
@@ -272,7 +283,7 @@ public abstract class BaseConsoleActivity extends BaseActivity {
}
}
}
processBuilder = new ProcessBuilder(cmds)
ProcessBuilder processBuilder = new ProcessBuilder(cmds)
.directory(new File(getDefaultCWD()))
.redirectErrorStream(true);
processBuilder.environment().put("LD_LIBRARY_PATH", FileUtils.getNativePath());
@@ -282,21 +293,8 @@ public abstract class BaseConsoleActivity extends BaseActivity {
} catch (IOException e) {
e.printStackTrace();
showToast(e.getMessage());
processBuilder = null;
process = null;
}
} else {
// The process exists, we can write some text to stdin...
try {
if (!exe.endsWith("\n")) {
exe += "\n";
}
Log.d("???", "发送指令: " + exe);
process.getOutputStream().write(exe.getBytes());
process.getOutputStream().flush();
} catch (IOException e) {
e.printStackTrace();
}
}
}