从 https://github.com/APIJSON/APIJSON/tree/master/APIJSON-Java-Server/APIJSONORM 复制过来

Author: Tommy

pom.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>zuo.biao.apijson.server</groupId>
+	<artifactId>apijson-orm</artifactId>
+	<version>3.9.0</version>
+	<packaging>jar</packaging>
+
+	<name>APIJSONORM</name>
+	<description>APIJSON ORM Library</description>
+
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+		<java.version>1.8</java.version>
+	</properties>
+
+	<dependencies>
+		<dependency>
+			<groupId>com.alibaba</groupId>
+			<artifactId>fastjson</artifactId>
+			<version>1.2.58</version>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<configuration>
+					<source>1.8</source>
+					<target>1.8</target>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
+
+</project>

src/main/java/zuo/biao/apijson/JSON.java

@@ -0,0 +1,298 @@
+/*Copyright ©2016 TommyLemon(https://github.com/TommyLemon/APIJSON)
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.*/
+
+package zuo.biao.apijson;
+
+import com.alibaba.fastjson.JSONArray;
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson.parser.Feature;
+import com.alibaba.fastjson.serializer.SerializerFeature;
+
+import java.util.List;
+
+/**阿里FastJSON封装类 防止解析时异常
+ * @author Lemon
+ */
+public class JSON {
+	private static final String TAG = "JSON";
+
+	/**判断json格式是否正确
+	 * @param s
+	 * @return
+	 */
+	public static boolean isJsonCorrect(String s) {
+		//太长		Log.i(TAG, "isJsonCorrect  <<<<     " + s + "     >>>>>>>");
+		if (s == null
+				//				|| s.equals("[]")
+				//				|| s.equals("{}")
+				|| s.equals("")
+				|| s.equals("[null]")
+				|| s.equals("{null}")
+				|| s.equals("null")) {
+			return false;
+		}
+		return true;
+	}
+
+	/**获取有效的json
+	 * @param s
+	 * @return
+	 */
+	public static String getCorrectJson(String s) {
+		return getCorrectJson(s, false);
+	}
+	/**获取有效的json
+	 * @param s
+	 * @param isArray
+	 * @return
+	 */
+	public static String getCorrectJson(String s, boolean isArray) {
+		s = StringUtil.getTrimedString(s);
+		//		if (isArray) {
+		//			while (s.startsWith("\"")) {
+		//				s = s.substring(1);
+		//			}
+		//			while (s.endsWith("\"")) {
+		//				s = s.substring(0, s.length() - 1);
+		//			}
+		//		}
+		return s;//isJsonCorrect(s) ? s : null;
+	}
+
+	/**
+	 * @param json
+	 * @return
+	 */
+	public static Object parse(Object obj) {
+		int features = com.alibaba.fastjson.JSON.DEFAULT_PARSER_FEATURE;
+		features |= Feature.OrderedField.getMask();
+		try {
+			return com.alibaba.fastjson.JSON.parse(obj instanceof String ? (String) obj : toJSONString(obj), features);
+		} catch (Exception e) {
+			Log.i(TAG, "parse  catch \n" + e.getMessage());
+		}
+		return null;
+	}
+	/**obj转JSONObject
+	 * @param json
+	 * @return
+	 */
+	public static JSONObject parseObject(Object obj) {
+		if (obj instanceof JSONObject) {
+			return (JSONObject) obj;
+		}
+		return parseObject(toJSONString(obj));
+	}
+	/**json转JSONObject
+	 * @param json
+	 * @return
+	 */
+	public static JSONObject parseObject(String json) {
+		int features = com.alibaba.fastjson.JSON.DEFAULT_PARSER_FEATURE;
+		features |= Feature.OrderedField.getMask();
+		return parseObject(json, features);
+	}
+	/**json转JSONObject
+	 * @param json
+	 * @param features
+	 * @return
+	 */
+	public static JSONObject parseObject(String json, int features) {
+		try {
+			return com.alibaba.fastjson.JSON.parseObject(getCorrectJson(json), JSONObject.class, features);
+		} catch (Exception e) {
+			Log.i(TAG, "parseObject  catch \n" + e.getMessage());
+		}
+		return null;
+	}
+
+	/**JSONObject转实体类
+	 * @param object
+	 * @param clazz
+	 * @return
+	 */
+	public static <T> T parseObject(JSONObject object, Class<T> clazz) {
+		return parseObject(toJSONString(object), clazz);
+	}
+	/**json转实体类
+	 * @param json
+	 * @param clazz
+	 * @return
+	 */
+	public static <T> T parseObject(String json, Class<T> clazz) {
+		if (clazz == null) {
+			Log.e(TAG, "parseObject  clazz == null >> return null;");
+		} else {
+			try {
+				int features = com.alibaba.fastjson.JSON.DEFAULT_PARSER_FEATURE;
+				features |= Feature.OrderedField.getMask();
+				return com.alibaba.fastjson.JSON.parseObject(getCorrectJson(json), clazz, features);
+			} catch (Exception e) {
+				Log.i(TAG, "parseObject  catch \n" + e.getMessage());
+			}
+		}
+		return null;
+	}
+
+	/**list转JSONArray
+	 * @param list
+	 * @return
+	 */
+	public static JSONArray parseArray(List<Object> list) {
+		return new JSONArray(list);
+	}
+	/**obj转JSONArray
+	 * @param obj
+	 * @return
+	 */
+	public static JSONArray parseArray(Object obj) {
+		if (obj instanceof JSONArray) {
+			return (JSONArray) obj;
+		}
+		return parseArray(toJSONString(obj));
+	}
+	/**json转JSONArray
+	 * @param json
+	 * @return
+	 */
+	public static JSONArray parseArray(String json) {
+		try {
+			return com.alibaba.fastjson.JSON.parseArray(getCorrectJson(json, true));
+		} catch (Exception e) {
+			Log.i(TAG, "parseArray  catch \n" + e.getMessage());
+		}
+		return null;
+	}
+	/**JSONArray转实体类列表
+	 * @param array
+	 * @param clazz
+	 * @return
+	 */
+	public static <T> List<T> parseArray(JSONArray array, Class<T> clazz) {
+		return parseArray(toJSONString(array), clazz);
+	}
+	/**json转实体类列表
+	 * @param json
+	 * @param clazz
+	 * @return
+	 */
+	public static <T> List<T> parseArray(String json, Class<T> clazz) {
+		if (clazz == null) {
+			Log.e(TAG, "parseArray  clazz == null >> return null;");
+		} else {
+			try {
+				return com.alibaba.fastjson.JSON.parseArray(getCorrectJson(json, true), clazz);
+			} catch (Exception e) {
+				Log.i(TAG, "parseArray  catch \n" + e.getMessage());
+			}
+		}
+		return null;
+	}
+
+	/**实体类转json
+	 * @param obj
+	 * @return
+	 */
+	public static String toJSONString(Object obj) {
+		if (obj instanceof String) {
+			return (String) obj;
+		}
+		try {
+			return com.alibaba.fastjson.JSON.toJSONString(obj);
+		} catch (Exception e) {
+			Log.e(TAG, "toJSONString  catch \n" + e.getMessage());
+		}
+		return null;
+	}
+
+	/**实体类转json
+	 * @param obj
+	 * @param features
+	 * @return
+	 */
+	public static String toJSONString(Object obj, SerializerFeature... features) {
+		if (obj instanceof String) {
+			return (String) obj;
+		}
+		try {
+			return com.alibaba.fastjson.JSON.toJSONString(obj, features);
+		} catch (Exception e) {
+			Log.e(TAG, "parseArray  catch \n" + e.getMessage());
+		}
+		return null;
+	}
+
+	/**格式化，显示更好看
+	 * @param json
+	 * @return
+	 */
+	public static String format(String json) {
+		return format(parse(json));
+	}
+	/**格式化，显示更好看
+	 * @param object
+	 * @return
+	 */
+	public static String format(Object object) {
+		return toJSONString(object, SerializerFeature.PrettyFormat);
+	}
+
+	/**判断是否为JSONObject
+	 * @param obj instanceof String ? parseObject
+	 * @return
+	 */
+	public static boolean isJSONObject(Object obj) {
+		if (obj instanceof JSONObject) {
+			return true;
+		}
+		if (obj instanceof String) {
+			try {
+				JSONObject json = parseObject((String) obj);
+				return json != null && json.isEmpty() == false;
+			} catch (Exception e) {
+				Log.e(TAG, "isJSONObject  catch \n" + e.getMessage());
+			}
+		}
+
+		return false;
+	}
+	/**判断是否为JSONArray
+	 * @param obj instanceof String ? parseArray
+	 * @return
+	 */
+	public static boolean isJSONArray(Object obj) {
+		if (obj instanceof JSONArray) {
+			return true;
+		}
+		if (obj instanceof String) {
+			try {
+				JSONArray json = parseArray((String) obj);
+				return json != null && json.isEmpty() == false;
+			} catch (Exception e) {
+				Log.e(TAG, "isJSONArray  catch \n" + e.getMessage());
+			}
+		}
+
+		return false;
+	}
+
+	/**判断是否为 Boolean,Number,String 中的一种
+	 * @param obj
+	 * @return
+	 */
+	public static boolean isBooleanOrNumberOrString(Object obj) {
+		return obj instanceof Boolean || obj instanceof Number || obj instanceof String;
+	}
+
+}