呼叫webxml上的介面，自己製作了一款小軟體，支援查詢車站列表。運用了asynchttpclient,調取介面，把接受到的資料轉換為json型別，用map存取，放到listView

下載地址:http://download.csdn.net/detail/kentlee114/8645033

</pre><pre name="code" class="java">

public class MainActivity extends Activity   {


	protected String str1;
	protected String current;
	protected JSONObject jsonObj;
	protected String json_result;
	private ListView mListView;
	ArrayList<Map<String,Object>> dataList = new ArrayList<Map<String,Object>>();
	private SimpleAdapter arr;
	private ImageButton searchBtn;
	private EditText start;
	private EditText end;
	private ProgressDialog pd;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		mListView =(ListView)findViewById(R.id.listView1);
		searchBtn =(ImageButton)findViewById(R.id.search);
		start =(EditText)findViewById(R.id.editText1);
		end =(EditText)findViewById(R.id.editText2);
		pd = new ProgressDialog(this);
		String[] from = new String[]{"trainCode","first","last","start","end",
				"startTime","arriveTime","km","date"};
		int[] to = new int[]{R.id.number,R.id.place,R.id.lastPlace,R.id.current,R.id.currentDes,
				R.id.startTime,R.id.arriveTime,R.id.total,R.id.pauseTime};

		 arr = new SimpleAdapter(this, dataList, R.layout.eyd_cargo_item,from,to);
		 
		 mListView.setAdapter(arr);
		 searchBtn.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				// TODO Auto-generated method stub
				 dataList.clear();
				 getData();
			}
		});
	}
	
	
	//獲取資料
	private List< Map<String, Object>> getData() {
		
		
		AsyncHttpResponseHandler handler = new AsyncHttpResponseHandler(){
              @Override
            public void onStart() {
            	super.onStart();
            	pd.setMessage("載入中...");
   				pd.setCanceledOnTouchOutside(false);
   				pd.show();
            }

			@SuppressWarnings("unchecked")
			public void onSuccess(String arg0) {
				super.onSuccess(arg0);
				pd.dismiss();
				//把xml轉為json
				try {
					jsonObj = XML.toJSONObject(arg0);
					json_result = jsonObj.toString(); 
					Log.d("XML", jsonObj.toString());
				} catch (JSONException e) {
					e.printStackTrace();
				}					
				Gson gson = new Gson();
				HashMap<String, Object> map = gson.fromJson((String) json_result,
						new TypeToken<Map<String, Object>>() {}.getType());
				Map<String,Object> map_dataSet = (Map<String, Object>) map.get("DataSet");
				Map<String,Object> map_diff = (Map<String, Object>) map_dataSet.get("diffgr:diffgram");
				Map<String,Object> map_station =  (Map<String, Object>) map_diff.get("getStationAndTime");
				Object tables = map_station.get("TimeTable");
				Class<? extends Object> type = tables.getClass();

		    if(!type.getSimpleName().equals("LinkedHashMap")){  //先判斷型別
				List<Map<String,Object>>  stationList = (List<Map<String, Object>>) map_station.get("TimeTable");  
				//迴圈遍歷資料
				for(Map<String,Object> mm : stationList){
					//  定義一個map用來存放資料
					Map<String, Object> hashMap = new HashMap<String, Object>();
					hashMap.put("trainCode", "列車號:"+mm.get("TrainCode"));
					hashMap.put("first", "始發站:"+mm.get("FirstStation"));
					hashMap.put("last", "終點站:"+mm.get("LastStation"));
					hashMap.put("start", "發車站:"+mm.get("StartStation"));
					hashMap.put("end","到達站:"+ mm.get("ArriveStation"));
					hashMap.put("startTime", "發車時間:"+mm.get("StartTime"));
					hashMap.put("arriveTime", "到達時間:"+mm.get("ArriveTime"));
					hashMap.put("km", "里程:"+mm.get("KM")+"Km");
					hashMap.put("date","歷時:"+ mm.get("UseDate"));
					dataList.add(hashMap);
				}
				arr.notifyDataSetChanged();
			}else{
				Map<String,Object> map_err = (Map<String, Object>) map_station.get("TimeTable");
				      String error =map_err.get("FirstStation").toString();
				      Toast.makeText(getApplicationContext(), error, Toast.LENGTH_SHORT).show();
			}
			}
			@Override
			public void onFailure(Throwable arg0, String arg1) {
				super.onFailure(arg0, arg1);
				pd.dismiss();

				Toast.makeText(getApplicationContext(), arg1, Toast.LENGTH_SHORT).show();
			};
		};
 
		RequestParams params = new RequestParams();
		//不輸入字元，預設北京到上海
		params.put("StartStation", start.getText().toString());
		params.put("ArriveStation", end.getText().toString());
		params.put("UserID", "");
		HttpUtil.post("/getStationAndTimeByStationName", params, handler);

		return dataList;

	}
}
 

</pre><pre name="code" class="java">     <pre name="code" class="html">xml檔案
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >
    
    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        
        <TextView
            android:id="@+id/tv_end"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentLeft="true"
            android:layout_centerVertical="true"
            android:layout_toRightOf="@+id/et1"
            android:text="起始站" />

        <EditText
            android:id="@+id/editText1"
            android:layout_width="120dp"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"
            android:layout_toRightOf="@+id/tv_end"
            android:ems="10" >

            <requestFocus />
        </EditText>

        <TextView
            android:id="@+id/textView1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignBaseline="@+id/editText1"
            android:layout_alignBottom="@+id/editText1"
            android:layout_toRightOf="@+id/editText1"
            android:text="目的地" />

        <EditText
            android:id="@+id/editText2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"
            android:layout_toLeftOf="@+id/search"
            android:layout_toRightOf="@+id/textView1"
            android:ems="10" />

        <ImageButton
            android:id="@+id/search"
            android:layout_width="40dp"
            android:layout_height="40dp"
            android:layout_alignParentRight="true"
            android:contentDescription="search"
            android:layout_centerVertical="true"
            android:background="@drawable/search_bar" />

    </RelativeLayout>

    <ListView
        android:id="@+id/listView1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_alignParentLeft="true" >

    </ListView>

   
  
</LinearLayout>