APIJSON/APIJSONORM/src/main/java/apijson/JSONResponse.java at tmpapijson · 403f/APIJSON · GitHub

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This source code is licensed under the Apache License Version 2.0.*/

package apijson;

import java.util.List;

import java.util.Set;

import java.util.StringTokenizer;

import com.alibaba.fastjson.JSONArray;

import com.alibaba.fastjson.JSONObject;

/**parser for response

* @author Lemon

* @see #getObject

* @see #getList

* @use JSONResponse response = new JSONResponse(json);

* <br> User user = response.getObject(User.class);//not a must

* <br> List<Comment> commenntList = response.getList("Comment[]", Comment.class);//not a must

public class JSONResponse extends apijson.JSONObject {

private static final long serialVersionUID = 1L;

private static final String TAG = "JSONResponse";

public JSONResponse() {

super();

}

public JSONResponse(String json) {

this(parseObject(json));

}

public JSONResponse(JSONObject object) {

super(format(object));

}

//状态信息，非GET请求获得的信息<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

public static final int CODE_SUCCESS = 200; //成功

public static final int CODE_UNSUPPORTED_ENCODING = 400; //编码错误

public static final int CODE_ILLEGAL_ACCESS = 401; //权限错误

public static final int CODE_UNSUPPORTED_OPERATION = 403; //禁止操作

public static final int CODE_NOT_FOUND = 404; //未找到

public static final int CODE_ILLEGAL_ARGUMENT = 406; //参数错误

public static final int CODE_NOT_LOGGED_IN = 407; //未登录

public static final int CODE_TIME_OUT = 408; //超时

public static final int CODE_CONFLICT = 409; //重复，已存在

public static final int CODE_CONDITION_ERROR = 412; //条件错误，如密码错误

public static final int CODE_UNSUPPORTED_TYPE = 415; //类型错误

public static final int CODE_OUT_OF_RANGE = 416; //超出范围

public static final int CODE_NULL_POINTER = 417; //对象为空

public static final int CODE_SERVER_ERROR = 500; //服务器内部错误

public static final String MSG_SUCCEED = "success"; //成功

public static final String MSG_SERVER_ERROR = "Internal Server Error!"; //服务器内部错误

public static final String KEY_OK = "ok";

public static final String KEY_CODE = "code";

public static final String KEY_MSG = "msg";

public static final String KEY_COUNT = "count";

public static final String KEY_TOTAL = "total";

public static final String KEY_INFO = "info"; //详细的分页信息

public static final String KEY_FIRST = "first"; //是否为首页

public static final String KEY_LAST = "last"; //是否为尾页

public static final String KEY_MAX = "max"; //最大页码

public static final String KEY_MORE = "more"; //是否有更多

/**获取状态

* @return

public int getCode() {

try {

return getIntValue(KEY_CODE);

} catch (Exception e) {

//empty

}

return 0;

}

/**获取状态

* @return

public static int getCode(JSONObject reponse) {

try {

return reponse.getIntValue(KEY_CODE);

} catch (Exception e) {

//empty

}

return 0;

}

/**获取状态描述

* @return

public String getMsg() {

return getString(KEY_MSG);

}

/**获取状态描述

* @param reponse

* @return

public static String getMsg(JSONObject reponse) {

return reponse == null ? null : reponse.getString(KEY_MSG);

}

/**获取id

* @return

public long getId() {

try {

return getLongValue(KEY_ID);

} catch (Exception e) {

//empty

}

return 0;

}

/**获取数量

* @return

public int getCount() {

try {

return getIntValue(KEY_COUNT);

} catch (Exception e) {

//empty

}

return 0;

}

/**获取总数

* @return

public int getTotal() {

try {

return getIntValue(KEY_TOTAL);

} catch (Exception e) {

//empty

}

return 0;

}

/**是否成功

* @return

public boolean isSuccess() {

return isSuccess(getCode());

}

/**是否成功

* @param code

* @return

public static boolean isSuccess(int code) {

return code == CODE_SUCCESS;

}

/**是否成功

* @param response

* @return

public static boolean isSuccess(JSONResponse response) {

return response != null && response.isSuccess();

}

/**是否成功

* @param response

* @return

public static boolean isSuccess(JSONObject response) {

return response != null && isSuccess(response.getIntValue(KEY_CODE));

}

/**校验服务端是否存在table

* @return

public boolean isExist() {

return isExist(getCount());

}

/**校验服务端是否存在table

* @param count

* @return

public static boolean isExist(int count) {

return count > 0;

}

/**校验服务端是否存在table

* @param response

* @return

public static boolean isExist(JSONResponse response) {

return response != null && response.isExist();

}

/**获取内部的JSONResponse

* @param key

* @return

public JSONResponse getJSONResponse(String key) {

return getObject(key, JSONResponse.class);

}

//cannot get javaBeanDeserizer

// /**获取内部的JSONResponse

// * @param response

// * @param key

// * @return

// */

// public static JSONResponse getJSONResponse(JSONObject response, String key) {

// return response == null ? null : response.getObject(key, JSONResponse.class);

// }

//状态信息，非GET请求获得的信息>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

/**

* key = clazz.getSimpleName()

* @param clazz

* @return

public <T> T getObject(Class<T> clazz) {

return getObject(clazz == null ? "" : clazz.getSimpleName(), clazz);

}

/**

* @param key

* @param clazz

* @return

public <T> T getObject(String key, Class<T> clazz) {

return getObject(this, key, clazz);

}

/**

* @param object

* @param key

* @param clazz

* @return

public static <T> T getObject(JSONObject object, String key, Class<T> clazz) {

return toObject(object == null ? null : object.getJSONObject(formatObjectKey(key)), clazz);

}

/**

* @param clazz

* @return

public <T> T toObject(Class<T> clazz) {

return toObject(this, clazz);

}

/**

* @param object

* @param clazz

* @return

public static <T> T toObject(JSONObject object, Class<T> clazz) {

return JSON.parseObject(JSON.toJSONString(object), clazz);

}

/**

* key = KEY_ARRAY

* @param clazz

* @return

public <T> List<T> getList(Class<T> clazz) {

return getList(KEY_ARRAY, clazz);

}

/**

* arrayObject = this

* @param key

* @param clazz

* @return

public <T> List<T> getList(String key, Class<T> clazz) {

return getList(this, key, clazz);

}

/**

* key = KEY_ARRAY

* @param object

* @param clazz

* @return

public static <T> List<T> getList(JSONObject object, Class<T> clazz) {

return getList(object, KEY_ARRAY, clazz);

}

/**

* @param object

* @param key

* @param clazz

* @return

public static <T> List<T> getList(JSONObject object, String key, Class<T> clazz) {

return object == null ? null : JSON.parseArray(object.getString(formatArrayKey(key)), clazz);

}

/**

* key = KEY_ARRAY

* @return

public JSONArray getArray() {

return getArray(KEY_ARRAY);

}

/**

* @param key

* @return

public JSONArray getArray(String key) {

return getArray(this, key);

}

/**

* @param object

* @return

public static JSONArray getArray(JSONObject object) {

return getArray(object, KEY_ARRAY);

}

/**

* key = KEY_ARRAY

* @param object

* @param key

* @return

public static JSONArray getArray(JSONObject object, String key) {

return object == null ? null : object.getJSONArray(formatArrayKey(key));

}

// /**

// * @return

// */

// public JSONObject format() {

// return format(this);

// }

/**格式化key名称

* @param object

* @return

public static JSONObject format(final JSONObject object) {

//太长查看不方便，不如debug Log.i(TAG, "format object = \n" + JSON.toJSONString(object));

if (object == null || object.isEmpty()) {

Log.i(TAG, "format object == null || object.isEmpty() >> return object;");

return object;

}

JSONObject formatedObject = new JSONObject(true);

Set<String> set = object.keySet();

if (set != null) {

Object value;

for (String key : set) {

value = object.get(key);

if (value instanceof JSONArray) {//JSONArray，遍历来format内部项

formatedObject.put(formatArrayKey(key), format((JSONArray) value));

}

else if (value instanceof JSONObject) {//JSONObject，往下一级提取

formatedObject.put(formatObjectKey(key), format((JSONObject) value));

}

else {//其它Object，直接填充

formatedObject.put(formatOtherKey(key), value);

}

//太长查看不方便，不如debug Log.i(TAG, "format return formatedObject = " + JSON.toJSONString(formatedObject));

return formatedObject;

}

/**格式化key名称

* @param array

* @return

public static JSONArray format(final JSONArray array) {

//太长查看不方便，不如debug Log.i(TAG, "format array = \n" + JSON.toJSONString(array));

if (array == null || array.isEmpty()) {

Log.i(TAG, "format array == null || array.isEmpty() >> return array;");

return array;

}

JSONArray formatedArray = new JSONArray();

Object value;

for (int i = 0; i < array.size(); i++) {

value = array.get(i);

if (value instanceof JSONArray) {//JSONArray，遍历来format内部项

formatedArray.add(format((JSONArray) value));

}

else if (value instanceof JSONObject) {//JSONObject，往下一级提取

formatedArray.add(format((JSONObject) value));

}

else {//其它Object，直接填充

formatedArray.add(value);

}

//太长查看不方便，不如debug Log.i(TAG, "format return formatedArray = " + JSON.toJSONString(formatedArray));

return formatedArray;

}

/**获取表名称

* @param fullName name 或 name:alias

* @return name => name; name:alias => alias

public static String getTableName(String fullName) {

//key:alias -> alias; key:alias[] -> alias[]

int index = fullName == null ? -1 : fullName.indexOf(":");

return index < 0 ? fullName : fullName.substring(0, index);

}

/**获取变量名

* @param fullName

* @return {@link #formatKey(String, boolean, boolean, boolean, boolean)} formatColon = true, formatAt = true, formatHyphen = true, firstCase = true

public static String getVariableName(String fullName) {

if (isArrayKey(fullName)) {

fullName = StringUtil.addSuffix(fullName.substring(0, fullName.length() - 2), "list");

}

return formatKey(fullName, true, true, true, true);

}

/**格式化数组的名称 key[] => keyList; key:alias[] => aliasList; Table-column[] => tableColumnList

* @param key empty ? "list" : key + "List" 且首字母小写

* @return {@link #formatKey(String, boolean, boolean, boolean, boolean)} formatColon = false, formatAt = true, formatHyphen = true, firstCase = true

public static String formatArrayKey(String key) {

if (isArrayKey(key)) {

key = StringUtil.addSuffix(key.substring(0, key.length() - 2), "list");

}

int index = key == null ? -1 : key.indexOf(":");

if (index >= 0) {

return key.substring(index + 1); //不处理自定义的

}

return formatKey(key, false, true, true, true); //节约性能，除了数组对象 Table-column:alias[] ，一般都符合变量命名规范

}

/**格式化对象的名称 name => name; name:alias => alias

* @param key name 或 name:alias

* @return {@link #formatKey(String, boolean, boolean, boolean, boolean)} formatColon = false, formatAt = true, formatHyphen = false, firstCase = true

public static String formatObjectKey(String key) {

int index = key == null ? -1 : key.indexOf(":");

if (index >= 0) {

return key.substring(index + 1); //不处理自定义的

}

return formatKey(key, false, true, false, true); //节约性能，除了表对象 Table:alias ，一般都符合变量命名规范

}

/**格式化普通值的名称 name => name; name:alias => alias

* @param fullName name 或 name:alias

* @return {@link #formatKey(String, boolean, boolean, boolean, boolean)} formatColon = false, formatAt = true, formatHyphen = false, firstCase = false

public static String formatOtherKey(String fullName) {

return formatKey(fullName, false, true, false, false); //节约性能，除了关键词 @key ，一般都符合变量命名规范，不符合也原样返回便于调试

}

/**格式化名称

* @param fullName name 或 name:alias

* @param formatAt 去除前缀 @ ， @a => a

* @param formatColon 去除分隔符 : ， A:b => b

* @param formatHyphen 去除分隔符 - ， A-b-cd-Efg => aBCdEfg

* @param firstCase 第一个单词首字母小写，后面的首字母大写， Ab => ab ; A-b-Cd => aBCd

* @return name => name; name:alias => alias

public static String formatKey(String fullName, boolean formatColon, boolean formatAt, boolean formatHyphen, boolean firstCase) {

if (fullName == null) {

Log.w(TAG, "formatKey fullName == null >> return null;");

return null;

}

if (formatColon) {

fullName = formatColon(fullName);

}

if (formatAt) { //关键词只去掉前缀，不格式化单词，例如 @a-b 返回 a-b ，最后不会调用 setter

fullName = formatAt(fullName);

}

if (formatHyphen) {

fullName = formatHyphen(fullName, firstCase);

}

return firstCase ? StringUtil.firstCase(fullName) : fullName; //不格式化普通 key:value (value 不为 [], {}) 的 key

}

/**"@key" => "key"

* @param key

* @return

public static String formatAt(@NotNull String key) {

return key.startsWith("@") ? key.substring(1) : key;

}

/**key:alias => alias

* @param key

* @return

public static String formatColon(@NotNull String key) {

int index = key.indexOf(":");

return index < 0 ? key : key.substring(index + 1);

}

/**A-b-cd-Efg => ABCdEfg

* @param key

* @return

public static String formatHyphen(@NotNull String key, boolean firstCase) {

String name = "";

StringTokenizer parts = new StringTokenizer(key, "-");

name += parts.nextToken();

while(parts.hasMoreTokens())

{

String part = parts.nextToken();

name += firstCase ? StringUtil.firstCase(part, true) : part;

}

return name;

}

APIJSON/APIJSONORM/src/main/java/apijson/JSONResponse.java at tmpapijson · 403f/APIJSON · GitHub

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