master

src/various_tests/Input.java

@@ -0,0 +1,74 @@
+package various_tests;
+import java.io.*;
+
+/** 
+* The Class Input is here to enter data with the keyboard.<br>
+* The types below are supported by the Input class. <br><br>
+* - String <br> - Integer (int) <br> - Double (double) - Boolean (boolean) <br> - Character (char) <br> <br><br>
+* @see #readString()
+* @see #readInt()
+* @see #readDouble()
+* @see #readBoolean()
+* @see #readChar()
+*/
+public class Input
+{
+	/** 
+	* Reads a String from the console.
+	* @return The typed string
+	* @see java.lang.String
+	*/
+	public static String readString()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try {return stdin.readLine(); }
+		catch (Exception ex) { return "";}
+	}
+
+	/** 
+	* Reads an Integer from the console.
+	* @return The typed Integer or 0 if the typed Integer is invalid
+	* @see java.lang.Integer
+	*/
+	public static int readInt()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return Integer.parseInt(stdin.readLine()); }
+		catch (Exception ex) { return 0; }
+	}
+
+	/** 
+	* Reads a Double from the console.
+	* @return The typed Double or 0 if the typed Double is invalid
+	* @see java.lang.Double
+	*/
+	public static double readDouble()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return Double.parseDouble(stdin.readLine()); }
+		catch (Exception ex) { return 0; }
+	}
+
+	/** 
+	* Reads a boolean from the console.
+	* @return The typed boolean or false if the typed boolean is other than "true"
+	*/
+	public static boolean readBoolean()
+	{
+		
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return (Boolean.valueOf(stdin.readLine())).booleanValue(); }
+		catch (Exception ex) {return false; }
+	}
+
+	/** 
+	* Reads a char from the console.
+	* @return The typed char or the character 0 if the typed char is invalid
+	*/
+	public static char readChar()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return stdin.readLine().charAt(0); }
+		catch (Exception ex) {return '\0'; }
+	}
+}