[Homework#1]Mobile

mobile.java

class Mobile()
{
	

}
class monitor{
	String output;
	int mode;

	//mode 1 => home || mode 2 => keynum || mode 3 => call

	public monitor()
	{
		System.out.println("================");
		System.out.println("==            ==");
		System.out.println("==            ==");
		System.out.println("==            ==");
		System.out.println("==            ==");
		System.out.println("==            ==");
		System.out.println("================");
		mode = 1;
	}
	public void isShowMoniter(String a)
	{
		if(mode==1)
		{
			mode =2;
			isShowMoniter(a);
		}
		if(mode==2)
		{
			while(!a.equals("turnoff"))
			{
				if(!a.equals("back")&&!a.equals("call")&&!a.equals("select"))
				{	
					output = output+a;
					System.out.println(a);
				}
				if(a.equals("back"));
				{
					if(output!=null)
					{
						temp = output.subString(0,output.lenght-1);
						output = temp;
						System.out.println(a);
					}
				}
				if(a.equals("call"))
				{
					mode=3
					isShowMoniter(call);
				}
				if(a.equals("select")
				{
					System.out.println("Remember");
					output = output;
				}
			}
			if(a.equals("turnoff"))
			{
				mode =1;
				isShowMoniter();
			}
		}
		if(mode==3)
		{
			while(!a.equals("turnoff"))
			{
				System.out.println(".");
				sleep(10);
				System.out.println("..");
				sleep(10);
				System.out.println("...");
			}
			if(a.equals("turnoff"))
			{
				mode = 1;
				isShowMoniter();
			}
		}
	}

}
class keyboard
{
	String[] numKey;
	String[] controllKey;

	public keyboard(){
		numKey = {"1","2","3","4","5","6","7","8","9","0"};
		controllKey ={"back","call","select","turnoff","VolumnUP","VolumnDOWN"};
	}

	public boolean isReceiveInput(String a)
	{
		int result = isFindAllKey(a);
		if(result>0)
		{
			if(result<10)
			{
				isShowMoniter(numKey[result]);
			}
			else if(10=<result<14)
			{
				isShowMoniter(controllKey[result-10]);
			}
			else
			{
				if(result==14)
				{
					isTurnUp();
				}
				else
				{
					isTurnDown();
				}
			}
		}

	}
	public int isFindAllKey(String a)
	{
		for(int i=0;i<numKey.lenght;i++)
		{
			if(numKey[i].equals(a))
			{
				return i;
			}	
		}
		for(int j=0;j<controllKey.lenght;ji++)
		{
			if(controllKey[i].equals(a))
			{
				return 10+i;
			}	
		}


		return -1;
	}

}
class Speaker{
	int Volumn;   // 5 level
	boolean mute;

	public Speaker()
	{
		Volumn = 4;
		mute = false;
	}
	public void isTurnUp()
	{
		if(Volumn < 5)
		{
			Volumn = Volumn + 1;
		}
	}
	public void isTurnDown()
	{
		if(Volumn > 0)
		{
			Volumn = Volumn-1
		}
	}
	public void isSetMute()
	{
		mute = !mute;
	}
}