Zond: алгоритмы с командной строкой выделили в отдельный пакет

zond/build.gradle

@@ -1,5 +1,5 @@
 group = 'asys'
-version = '0.6.9-SNAPSHOT'
+version = '0.6.10-SNAPSHOT'
 
 apply plugin: 'application'
 

zond/src/main/java/asys/zond/Main.java

@@ -6,7 +6,7 @@
 package asys.zond;
 
 import asys.zond.proxy.Connector;
-import jline.console.ConsoleReader;
+import asys.zond.shell.Shell;
 import org.apache.commons.exec.*;
 import org.fusesource.jansi.Ansi;
 import org.fusesource.jansi.Ansi.Color;
@@ -17,7 +17,7 @@ import java.util.Arrays;
 import java.util.stream.Collectors;
 
 public class Main {
-    private static JlineProxySysOut proxySysOut;
+    private static ExecuteWatchdog watchdog;
 
     private static void printLogo() {
         System.out.println(
@@ -31,8 +31,8 @@ public class Main {
         String msg = Ansi.ansi().reset()
                 .bg(Color.BLUE).fg(Color.WHITE).a("[ASys Zond] ")
                 .a(message).reset().toString();
-        if (proxySysOut != null) {
-            proxySysOut.println(msg);
+        if (Shell.getInstance().isActive()) {
+            Shell.getInstance().getOutput().println(msg);
         } else {
             System.out.println(msg);
         }
@@ -53,56 +53,32 @@ public class Main {
 
         loadConfig();
 
-        proxySysOut = new JlineProxySysOut(System.out);
-        JlineProxySysIn proxySysIn = new JlineProxySysIn();
-        ConsoleReader console = new ConsoleReader(System.in, proxySysOut);
-        proxySysOut.setConsoleReader(console);
-        console.setPrompt(ConsoleReader.RESET_LINE + ":");
-
-        Thread thread = new Thread(() -> {
-            Thread current = Thread.currentThread();
-
-            try {
-                while (!current.isInterrupted()) {
-                    String line;
-                    if ((line = console.readLine()) != null) {
-                        if (line.equalsIgnoreCase(":exit")) {
-                            proxySysOut.println("force exit");
-                            watchdog.destroyProcess();
-                            break;
-                        }
-                        proxySysIn.write(line+"\r\n");
-                    }
-                }
-            } catch (Throwable ignore) {
+        PipeInputStream pipeInputStream = new PipeInputStream();
+        Shell.getInstance().start(System.in, commandLine -> {
+            if (commandLine.equalsIgnoreCase(":exit")) {
+                Shell.getInstance().getOutput().println("force exit");
+                watchdog.destroyProcess();
+                Shell.getInstance().shutdown();
             }
+            pipeInputStream.write(commandLine+"\r\n");
         });
-        try {
-            thread.start();
-        } catch (Exception e) {
-            e.printStackTrace();//FIXME
-        }
 
 
         Connector.getInstance().startReconnect();
 
-        int resultCode = executeProcess(args, proxySysOut, proxySysIn);
+        int resultCode = executeProcess(args, Shell.getInstance().getOutput(), pipeInputStream);
 
         Connector.getInstance().setNeedReconnect(false);
         Connector.getInstance().stopReconnect();
         Connector.getInstance().disconnect();
 
-        thread.interrupt();
-        console.shutdown();
+        Shell.getInstance().shutdown();
 
-        System.out.println(
-                Ansi.ansi().reset().newline()
-                .fg(Color.GREEN).a("Process Finished. Code: ")
-                .bold().fg(Color.WHITE).a(resultCode).reset()
-        );
+        System.out.println(Ansi.ansi().reset().newline()
+            .fg(Color.GREEN).a("Process Finished. Code: ")
+            .bold().fg(Color.WHITE).a(resultCode).reset());
     }
 
-    private static ExecuteWatchdog watchdog;
     private static int executeProcess(String[] args, PrintStream printStream, InputStream stdin) throws IOException {
         String cmdLine = Arrays.stream(args).collect(Collectors.joining(" "));
         CommandLine commandLine = CommandLine.parse(cmdLine);

zond/src/main/java/asys/zond/PipeInputStream.java

@@ -7,8 +7,8 @@ package asys.zond;
 import java.io.IOException;
 import java.io.InputStream;
 
-public class JlineProxySysIn extends InputStream {
-    private byte[] buffer = new byte[15];
+public class PipeInputStream extends InputStream {
+    private byte[] buffer = new byte[1024];
     private int lastWritePos = 0,
                 lastReadPos = 0,
                 wallPos = buffer.length-1;

zond/src/main/java/asys/zond/shell/CommandLineHandler.java

@@ -0,0 +1,9 @@
+/*
+ * DmitriyMX <dimon550@gmail.com>
+ * 2017-06-14
+ */
+package asys.zond.shell;
+
+public interface CommandLineHandler {
+    void handle(String commandLine);
+}

zond/src/main/java/asys/zond/shell/JlineProxySysOut.java

@@ -2,7 +2,7 @@
  * DmitriyMX <dimon550@gmail.com>
  * 2017-06-14
  */
-package asys.zond;
+package asys.zond.shell;
 
 import jline.console.ConsoleReader;
 

zond/src/main/java/asys/zond/shell/Shell.java

@@ -0,0 +1,67 @@
+/*
+ * DmitriyMX <dimon550@gmail.com>
+ * 2017-06-14
+ */
+package asys.zond.shell;
+
+import jline.console.ConsoleReader;
+
+import java.io.*;
+
+public class Shell {
+    private static Shell instance = new Shell();
+    private boolean active = false;
+    private ConsoleReader console;
+    private JlineProxySysOut proxySysOut;
+    private Thread threadCommandHandler;
+
+    public static Shell getInstance() {
+        return instance;
+    }
+
+    private Shell() {
+    }
+
+    public void start(final InputStream inputStream, final CommandLineHandler commandLineHandler) throws IOException {
+        proxySysOut = new JlineProxySysOut(System.out);
+        console = new ConsoleReader(inputStream, proxySysOut);
+        proxySysOut.setConsoleReader(console);
+        console.setPrompt(ConsoleReader.RESET_LINE + ":");
+
+        threadCommandHandler = new Thread(() -> {
+            Thread current = Thread.currentThread();
+
+            try {
+                String line;
+                while (!current.isInterrupted() && ((line = console.readLine()) != null)) {
+                    commandLineHandler.handle(line);
+                }
+            } catch (IOException ignore) {
+            }
+
+            console.shutdown();
+        }, "Shell: command handler");
+        active = true;
+        threadCommandHandler.start();
+    }
+
+    public void shutdown() {
+        threadCommandHandler.interrupt();
+        active = false;
+    }
+
+    public JlineProxySysOut getOutput() {
+        return proxySysOut;
+    }
+
+    public boolean isActive() {
+        return active;
+    }
+
+    private void safeSleep() {
+        try {
+            Thread.sleep(1);
+        } catch (InterruptedException ignore) {
+        }
+    }
+}