testzh.java

一些Java的小的应用程序

public class TestZH{ 
public TestZH()  {  } 
public java.util.ArrayList getZH(String a) throws Exception 
{java.util.ArrayList resultList = null; 
java.util.ArrayList newList = new java.util.ArrayList(); 
for (int i = 0; i < a.length(); i++)  
{newList = getPP(a.charAt(i));     
if (newList == null)     {       
	throw new Exception("取数出错！");     }     
if (i == 0)       
	resultList = newList;     
else       resultList = getLL(newList, resultList);   }  
return resultList; } 
public java.util.ArrayList getPP(char c) {   
	java.util.ArrayList resultList = new java.util.ArrayList();   
	if (c == 'a')   {     
		resultList.add("1");     
		resultList.add("2");     
		resultList.add("3");   }   
	if (c == 'b')   {     
		resultList.add("3");     
		resultList.add("6");     
		resultList.add("5");   }   
	if (c == 'c')   {     
		resultList.add("7");     
		resultList.add("6");   }   
	if (c == 'd')   {     
		resultList.add("8");     
		resultList.add("2");   }   
	if (c == 'e')   {     
		resultList.add("9");   }   
	return resultList; } 
public java.util.ArrayList getLL(java.util.ArrayList newList,                                  
		java.util.ArrayList oldList) {  
java.util.ArrayList resultList = new java.util.ArrayList();   
String temp1, temp2;   
for (int x = 0; x < oldList.size(); x++)   
{     
	for (int y = 0; y < newList.size(); y++)     
	{       
		temp1 = (String) oldList.get(x);       
		temp2 = (String) newList.get(y);       
		resultList.add(temp1 + temp2);     }   }   
return resultList; } 
public static void main(String args[]) {   
	TestZH tz = new TestZH();   
	java.util.ArrayList hzList = new java.util.ArrayList();   
	java.util.ArrayList pyList;   
	try   {     
		pyList = tz.getZH("abc");     
		for (int i = 0; i < pyList.size(); i++)     
		{       
			System.out.println( (i + 1) + ":" + (String) pyList.get(i));     
			}   }   
	catch (Exception ex)   {     
		System.out.println(ex.getMessage());   } }}