JSON数据解析代码示例

心已赠人 2022-08-25 15:58 259阅读 0赞

public static  StartAPKInfo parseStartAPKJson(InputStream inputStream)
    	{
    		Log.i(TAG,  "parsePlaylistJson ");
    		StartAPKInfo info = new StartAPKInfo();
    		
    		StringBuffer out = new StringBuffer();
    		
    		     byte[] b = new byte[4096];
    		  
    		     try {
    				for (int n; (n = inputStream.read(b)) != -1;) {
    				  out.append(new String(b, 0, n));
    				 }
    			} catch (IOException e) {
    				// TODO Auto-generated catch block
    				e.printStackTrace();
    				return null;
    			}
    		
    		     String str = out.toString();
    
    		JSONObject obj = null;
    		Iterator item = null;
    		try {
    			obj = new JSONObject(str);
    			item = obj.keys();
    		} catch (JSONException e1) {
    			// TODO Auto-generated catch block
    			e1.printStackTrace();
    			return null;
    		}
    		
             
    		while (item.hasNext()) {
    			try {
    				String key = (String) item.next();
    				String s = obj.getString(key);
    				if (key.equalsIgnoreCase("priority")) {
    					info.priority = s;
    				} 
    				else if (key.equalsIgnoreCase("category"))
    				{
    					info.category= s;
    				}
    				else if (key.equalsIgnoreCase("source"))
    				{
    					info.source = s;
    				}
    				else if (key.equalsIgnoreCase("source_package"))
    				{
    					info.source_package = s;
    				}
    				else if (key.equalsIgnoreCase("video_tag"))
    				{
    					info.video_tag = s;
    				}
    				else if (key.equalsIgnoreCase("title"))
    				{
    					info.title = s;
    				}
    				else if (key.equalsIgnoreCase("img_url"))
    				{
    					info.img_url = s;
    				}
    				else if (key.equalsIgnoreCase("callback_action"))
    				{
    					info.callback_action = s;
    				}
    				else if (key.equalsIgnoreCase("callback_method"))
    				{
    					info.callback_method = s;
    				}
    				else if (key.equalsIgnoreCase("callback_flag"))
    				{
    					info.callback_flag = s;
    				}
    				else if (key.equalsIgnoreCase("callback_key"))
    				{
    					info.callback_key = s;
    				}
    				else if (key.equalsIgnoreCase("callback_value"))
    				{
    					info.callback_value = s;
    				}
    			} catch (JSONException e) {
    
    				e.printStackTrace();
    			}
    
    		}
    
    		return info;
    	}