Денисова Элина 396 JUnit

src/ru/fizteh/fivt/students/elina_denisova/j_unit/Commands.java

@@ -0,0 +1,36 @@
+package ru.fizteh.fivt.students.elina_denisova.j_unit;
+
+public enum Commands {
+
+    CREATECOMMAND("create"),
+    SIZECOMMAND("size"),
+    COMMITCOMMAND("commit"),
+    ROLLBACKCOMMAND("rollback"),
+    DROPCOMMAND("drop"),
+    USECOMMAND("use"),
+    SHOWCOMMAND("show"),
+    PUTCOMMAND("put"),
+    GETCOMMAND("get"),
+    REMOVECOMMAND("remove"),
+    LISTCOMMAND("list"),
+    EXITCOMMAND("exit");
+
+
+    private String value;
+    private Commands(String word) {
+        value = word;
+    }
+
+    public static Commands getCommand(String word) throws IllegalArgumentException {
+        for (Commands command : Commands.values()) {
+            if (command.getValue().equals(word)) {
+                return command;
+            }
+        }
+        throw new IllegalArgumentException(word + " - unknown command");
+    }
+
+    public String getValue() {
+        return value;
+    }
+}

src/ru/fizteh/fivt/students/elina_denisova/j_unit/HandlerException.java

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+package ru.fizteh.fivt.students.elina_denisova.j_unit;
+
+public class HandlerException {
+    public static void handler(String message, Throwable cause) {
+        System.err.println(message + ". " + cause.getMessage());
+        System.exit(1);
+    }
+    public static void handler(Throwable cause) {
+        System.err.println(cause.getMessage());
+        System.exit(1);
+    }
+
+}
+
+

src/ru/fizteh/fivt/students/elina_denisova/j_unit/InteractiveParse.java

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+package ru.fizteh.fivt.students.elina_denisova.j_unit;
+
+import ru.fizteh.fivt.students.elina_denisova.j_unit.commands.Commands;
+
+import java.util.NoSuchElementException;
+import java.util.Scanner;
+
+public class InteractiveParse {
+    public static void parse(MyTableProvider directory) {
+        Scanner in = new Scanner(System.in);
+        try {
+            while (true) {
+                System.out.print("$ ");
+                String s;
+                s = in.nextLine();
+                s = s.trim();
+                String[] current = s.split("\\s+");
+                for (int i = 0; i < current.length; ++i) {
+                    current[i].trim();
+                }
+                try {
+                    Commands command = Commands.fromString(current);
+                    command.execute(directory);
+                } catch (NoSuchElementException e) {
+                    System.err.println(e.getMessage());
+                }
+            }
+        } catch (IllegalMonitorStateException e) {
+            in.close();
+            System.out.println("Goodbye");
+            System.exit(0);
+        } catch (NoSuchElementException e) {
+            System.err.println(e.getMessage());
+        } catch (Exception e) {
+            in.close();
+            HandlerException.handler(e);
+        }
+        in.close();
+    }
+}