jiangjiazhi / center

Commit baff08729fbd460849b624a88d6d810ff56e3c71

Authored by fangcheng over 8 years ago

Exists in master

1

Showing 2 changed files with 286 additions and 17 deletions

parent/core.sdk/src/main/java/com/lyms/util/FileUtils.java
parent/core.sdk/src/main/java/com/lyms/util/JsonUtils.java

	1	+package com.lyms.util;
	2	+
	3	+import java.io.BufferedInputStream;
	4	+import java.io.BufferedOutputStream;
	5	+import java.io.File;
	6	+import java.io.FileInputStream;
	7	+import java.io.FileOutputStream;
	8	+import java.io.IOException;
	9	+import java.io.InputStream;
	10	+import java.io.OutputStream;
	11	+import java.util.zip.ZipEntry;
	12	+import java.util.zip.ZipOutputStream;
	13	+
	14	+public class FileUtils {
	15	+
	16	+ public static void main(String[] args) throws IOException {
	17	+ copyFile("E:\\upload\\create\\1436144988371_JL33041594.xml", "E:\\test\\upload");
	18	+ // deleteFile("E:\\test\\upload\\");
	19	+ }
	20	+
	21	+ /**
	22	+ * 移动文件或者文件夹
	23	+ * @param oldPath
	24	+ * @param newPath
	25	+ * @throws IOException
	26	+ */
	27	+ public static void moveTo(String oldPath, String newPath) throws IOException {
	28	+ copyFile(oldPath, newPath);
	29	+ deleteFile(oldPath);
	30	+ }
	31	+
	32	+ /**
	33	+ * 删除文件或者文件夹
	34	+ * @param filePath
	35	+ */
	36	+ public static void deleteFile(String filePath) {
	37	+ File file = new File(filePath);
	38	+ if (!file.exists()) {
	39	+ return;
	40	+ }
	41	+ if (file.isDirectory()) {
	42	+ File[] list = file.listFiles();
	43	+
	44	+ for (File f : list) {
	45	+ deleteFile(f.getAbsolutePath());
	46	+ }
	47	+ }
	48	+ file.delete();
	49	+ }
	50	+
	51	+ /**
	52	+ * 复制文件或者文件夹
	53	+ * @param oldPath
	54	+ * @param newPath
	55	+ * @throws IOException
	56	+ */
	57	+ public static void copyFile(String oldPath, String newPath) throws IOException {
	58	+ System.out.println("copy file from [" + oldPath + "] to [" + newPath + "]");
	59	+
	60	+ File oldFile = new File(oldPath);
	61	+ if (oldFile.exists()) {
	62	+
	63	+ if (oldFile.isDirectory()) { // 如果是文件夹
	64	+ File newPathDir = new File(newPath);
	65	+ newPathDir.mkdirs();
	66	+ File[] lists = oldFile.listFiles();
	67	+ if (lists != null && lists.length > 0) {
	68	+ for (File file : lists) {
	69	+ copyFile(file.getAbsolutePath(), newPath.endsWith(File.separator) ? newPath + file.getName()
	70	+ : newPath + File.separator + file.getName());
	71	+ }
	72	+ }
	73	+ } else {
	74	+ InputStream inStream = new FileInputStream(oldFile); //读入原文件
	75	+ FileOutputStream fs = new FileOutputStream(newPath);
	76	+ write2Out(inStream, fs);
	77	+ inStream.close();
	78	+ }
	79	+ }
	80	+ }
	81	+
	82	+ /**
	83	+ * 重命名文件
	84	+ * @param file
	85	+ * @param name
	86	+ * @return
	87	+ */
	88	+ public static File renameFile(File file, String name) {
	89	+ String fileName = file.getParent() + File.separator + name;
	90	+ File dest = new File(fileName);
	91	+ file.renameTo(dest);
	92	+ return dest;
	93	+ }
	94	+
	95	+ /**
	96	+ * 压缩多个文件。
	97	+ * @param zipFileName 压缩输出文件名
	98	+ * @param files 需要压缩的文件
	99	+ * @return
	100	+ * @throws Exception
	101	+ */
	102	+ public static File createZip(String zipFileName, File... files) throws Exception {
	103	+ File outFile = new File(zipFileName);
	104	+ ZipOutputStream out = null;
	105	+ BufferedOutputStream bo = null;
	106	+ try {
	107	+ out = new ZipOutputStream(new FileOutputStream(outFile));
	108	+ bo = new BufferedOutputStream(out);
	109	+
	110	+ for (File file : files) {
	111	+ zip(out, file, file.getName(), bo);
	112	+ }
	113	+ } catch (Exception e) {
	114	+ e.printStackTrace();
	115	+ } finally {
	116	+ try {
	117	+ bo.close();
	118	+ } finally {
	119	+ out.close(); // 输出流关闭
	120	+ }
	121	+ }
	122	+ return outFile;
	123	+ }
	124	+
	125	+ /**
	126	+ *
	127	+ * @param zipFileName 压缩输出文件名
	128	+ * @param inputFile 需要压缩的文件
	129	+ * @return
	130	+ * @throws Exception
	131	+ */
	132	+ public static File createZip(String zipFileName, File inputFile) throws Exception {
	133	+ File outFile = new File(zipFileName);
	134	+ ZipOutputStream out = null;
	135	+ BufferedOutputStream bo = null;
	136	+ try {
	137	+ out = new ZipOutputStream(new FileOutputStream(outFile));
	138	+ bo = new BufferedOutputStream(out);
	139	+ zip(out, inputFile, inputFile.getName(), bo);
	140	+ } catch (Exception e) {
	141	+ e.printStackTrace();
	142	+ } finally {
	143	+ try {
	144	+ bo.close();
	145	+ } finally {
	146	+ out.close(); // 输出流关闭
	147	+ }
	148	+ }
	149	+ return outFile;
	150	+ }
	151	+
	152	+ private static void zip(ZipOutputStream out, File f, String base, BufferedOutputStream bo) throws Exception { // 方法重载
	153	+ if (f.isDirectory()) {
	154	+ File[] fl = f.listFiles();
	155	+ if (fl == null \|\| fl.length == 0) {
	156	+ out.putNextEntry(new ZipEntry(base + "/")); // 创建创建一个空的文件夹
	157	+ } else {
	158	+ for (int i = 0; i < fl.length; i++) {
	159	+ zip(out, fl[i], base + "/" + fl[i].getName(), bo); // 递归遍历子文件夹
	160	+ }
	161	+ }
	162	+
	163	+ } else {
	164	+ out.putNextEntry(new ZipEntry(base)); // 创建zip压缩进入 base 文件
	165	+ System.out.println(base);
	166	+ BufferedInputStream bi = new BufferedInputStream(new FileInputStream(f));
	167	+
	168	+ try {
	169	+ write2Out(bi, out);
	170	+ } catch (IOException e) {
	171	+ //Ignore
	172	+ } finally {
	173	+ bi.close();// 输入流关闭
	174	+ }
	175	+ }
	176	+ }
	177	+
	178	+ private static void write2Out(InputStream input, OutputStream out) throws IOException {
	179	+ byte[] b = new byte[1024];
	180	+ int c = 0;
	181	+ while ((c = input.read(b)) != -1) {
	182	+ out.write(b, 0, c);
	183	+ out.flush();
	184	+ }
	185	+ out.flush();
	186	+ }
	187	+}

1	1	package com.lyms.util;
2	2
	3	+import java.util.List;
3	4	import java.util.Map;
4	5
5	6	import com.alibaba.fastjson.JSON;
6	7	import com.alibaba.fastjson.JSONObject;
	8	+import com.alibaba.fastjson.serializer.JSONLibDataFormatSerializer;
	9	+import com.alibaba.fastjson.serializer.SerializeConfig;
	10	+import com.alibaba.fastjson.serializer.SerializerFeature;
7	11
8	12	/**
9	13	* <li>@ClassName: JsonUtils
10	14
11	15
12	16
13	17
...	...	@@ -14,27 +18,105 @@
14	18	*/
15	19	public class JsonUtils {
16	20
17		- public static <T> String beanToJson(T t) {
18		- return JSON.toJSONString(t);
19		- }
	21	+ private static final SerializeConfig config;
20	22
21		- /*
22		- * @SuppressWarnings("unchecked") public static <T> Map<String, Object>
23		- * beanToMap(T t) { System.out.println(beanToJson(t)); return (Map<String,
24		- * Object>) JSON.parse(beanToJson(t)); }
25		- */
	23	+ static {
	24	+ config = new SerializeConfig();
	25	+ config.put(java.util.Date.class, new JSONLibDataFormatSerializer()); // 使用和json-lib兼容的日期输出格式
	26	+ config.put(java.sql.Date.class, new JSONLibDataFormatSerializer()); // 使用和json-lib兼容的日期输出格式
	27	+ }
26	28
27		- public static <T> JSONObject beanToMap(T t) {
28		- return JSON.parseObject(beanToJson(t));
29		- }
	29	+ private static final SerializerFeature[] features = { SerializerFeature.WriteMapNullValue, // 输出空置字段
	30	+ SerializerFeature.WriteNullListAsEmpty, // list字段如果为null，输出为[]，而不是null
	31	+ SerializerFeature.WriteNullNumberAsZero, // 数值字段如果为null，输出为0，而不是null
	32	+ SerializerFeature.WriteNullBooleanAsFalse, // Boolean字段如果为null，输出为false，而不是null
	33	+ SerializerFeature.WriteNullStringAsEmpty // 字符类型字段如果为null，输出为""，而不是null
	34	+ };
30	35
31		- public static <T> T jsonToBean(String json, Class<T> clazz) {
32		- return JSON.parseObject(json, clazz);
33		- }
	36	+ public static String toJSONString(Object object) {
	37	+ return JSON.toJSONString(object, config, features);
	38	+ }
34	39
35		- public static <T> T mapToBean(Map<String, Object> map, Class<T> clazz) {
36		- return JSON.parseObject(JSON.toJSONString(map), clazz);
37		- }
	40	+ public static String toJSONNoFeatures(Object object) {
	41	+ return JSON.toJSONString(object, config);
	42	+ }
	43	+
	44	+ public static Object toBean(String text) {
	45	+ return JSON.parse(text);
	46	+ }
	47	+
	48	+ public static <T> T toBean(String text, Class<T> clazz) {
	49	+ return JSON.parseObject(text, clazz);
	50	+ }
	51	+
	52	+ // 转换为数组
	53	+ public static <T> Object[] toArray(String text) {
	54	+ return toArray(text, null);
	55	+ }
	56	+
	57	+ // 转换为数组
	58	+ public static <T> Object[] toArray(String text, Class<T> clazz) {
	59	+ return JSON.parseArray(text, clazz).toArray();
	60	+ }
	61	+
	62	+ // 转换为List
	63	+ public static <T> List<T> toList(String text, Class<T> clazz) {
	64	+ return JSON.parseArray(text, clazz);
	65	+ }
	66	+
	67	+ /**
	68	+ * 将string转化为序列化的json字符串
	69	+ * @param keyvalue
	70	+ * @return
	71	+ */
	72	+ public static Object textToJson(String text) {
	73	+ Object objectJson = JSON.parse(text);
	74	+ return objectJson;
	75	+ }
	76	+
	77	+ /**
	78	+ * json字符串转化为map
	79	+ * @param s
	80	+ * @return
	81	+ */
	82	+ @SuppressWarnings("rawtypes")
	83	+ public static Map stringToCollect(String s) {
	84	+ Map m = JSONObject.parseObject(s);
	85	+ return m;
	86	+ }
	87	+
	88	+ /**
	89	+ * 将map转化为string
	90	+ * @param m
	91	+ * @return
	92	+ */
	93	+ @SuppressWarnings("rawtypes")
	94	+ public static String collectToString( Map m) {
	95	+ String s = JSONObject.toJSONString(m);
	96	+ return s;
	97	+ }
	98	+
	99	+ public static <T> String beanToJson(T t) {
	100	+ return JSON.toJSONString(t);
	101	+ }
	102	+
	103	+ /*
	104	+ * @SuppressWarnings("unchecked") public static <T> Map<String, Object>
	105	+ * beanToMap(T t) { System.out.println(beanToJson(t)); return (Map<String,
	106	+ * Object>) JSON.parse(beanToJson(t)); }
	107	+ */
	108	+
	109	+ public static <T> JSONObject beanToMap(T t) {
	110	+ return JSON.parseObject(beanToJson(t));
	111	+ }
	112	+
	113	+ public static <T> T jsonToBean(String json, Class<T> clazz) {
	114	+ return JSON.parseObject(json, clazz);
	115	+ }
	116	+
	117	+ public static <T> T mapToBean(Map<String, Object> map, Class<T> clazz) {
	118	+ return JSON.parseObject(JSON.toJSONString(map), clazz);
	119	+ }
38	120
39	121	}