LetvMasterParser.java

package com.letv.watchball.parser;

import org.json.JSONException;
import org.json.JSONObject;

import com.letv.http.bean.LetvBaseBean;
import com.letv.http.parse.LetvMainParser;

/**
 * 主站接口，解析器父类 ｛ bean:{...}, action:"...", responseType:"...", status:"...",
 * errorCode:"...", message:"..." ｝ 针对返回模式这样的解析
 * */
public abstract class LetvMasterParser<T extends LetvBaseBean> extends
		LetvMainParser<T, JSONObject> {

	/**
	 * 接口信息节点
	 * */
	protected final String ACTION = "action";
	/**
	 * 接口返回状态：1-正常，2-无数据，3-服务异常，4-数据无变化
	 * */
	protected final String RESPONSETYPE = "responseType";
	/**
	 * 接口返回数据节点
	 * */
	protected final String STATUS = "status";
	/**
	 * 接口返回数据节点
	 * */
	protected final String ERRORCODE = "errorCode";
	/**
	 * 接口返回数据节点
	 * */
	protected final String MESSAGE = "message";

	protected final String BEAN = "bean";

	public LetvMasterParser() {
		super();
	}

	public LetvMasterParser(int from) {
		super(from);
	}

	@Override
	protected final boolean canParse(String data) {
		try {
			JSONObject object = new JSONObject(data);
			if (!object.has(STATUS)) {
				return false;
			}
			int status = object.getInt(STATUS);
			int errorCode = object.optInt(ERRORCODE);
			String message = object.optString(MESSAGE);

			setMessage(message);
			if (status == 1 && errorCode == 0) {
				return true;
			} else {
				setErrorMsg(errorCode);
			}
		} catch (JSONException e) {
			e.printStackTrace();
		}
		return false;
	}

	@Override
	protected JSONObject getData(String data) throws JSONException {
		JSONObject object = new JSONObject(data);
		object = getJSONObject(object, BEAN);
		return object;
	}
}