在Java中,实用程序类是定义一组执行通用功能的方法的类。
大佬最常用的Java实用工具类及其最常用的方法。类列表及其方法列表均按受欢迎程度排序。
希望你可以通过浏览列表来了解已经提供和流行的功能的一些想法,以使你知道不需要自己实现。这些方法的名称通常指示它们的作用。
1.org.apache.commons.io.IOUtils
closeQuietly()
toString()
copy()
toByteArray()
write()
toInputStream()
readLines()
copyLarge()
lineIterator()
readFully()
2.org.apache.commons.io.FileUtils
deleteDirectory()
readFileToString()
deleteQuietly()
copyFile()
writeStringToFile()
forceMkdir()
write()
listFiles()
copyDirectory()
forceDelete()
3.org.apache.commons.lang.StringUtils
isBlank()
isNotBlank()
isEmpty()
isNotEmpty() 百度搜 程序源码论坛
equals()
join() 获最新精品IT资源
split()
EMPTY
trimToNull()
replace()
4.org.apache.http.util.EntityUtils
toString()
consume()
toByteArray()
consumeQuietly()
getContentCharSet()
5.org.apache.commons.lang3.StringUtils
isBlank()
isNotBlank()
isEmpty()
isNotEmpty()
join()
equals()
split()
EMPTY
replace()
capitalize()
6.org.apache.commons.io.FilenameUtils
getExtension()
getBaseName()
getName()
concat()
removeExtension()
normalize()
wildcardMatch()
separatorsToUnix()
getFullPath()
isExtension()
7.org.springframework.util.StringUtils
hasText()
hasLength()
isEmpty()
commaDelimitedListToStringArray()
collectionToDelimitedString()
replace()
delimitedListToStringArray()
uncapitalize()
collectionToCommaDelimitedString()
tokenizeToStringArray()
8.org.apache.commons.lang.ArrayUtils
contains()
addAll()
clone()
isEmpty() 更多核心技术 www.cx1314.cn
add()
EMPTY_BYTE_ARRAY
subarray()
indexOf()
isEquals()
toObject()
9.org.apache.commons.lang.StringEscapeUtils
escapeHtml()
unescapeHtml()
escapeXml()
escapeSql()
unescapeJava()
escapeJava()
escapeJavaScript()
unescapeXml()
unescapeJavaScript()
10.org.apache.http.client.utils.URLEncodedUtils
format()
parse()
11.org.apache.commons.codec.digest.DigestUtils
md5Hex()
shaHex()
sha256Hex()
sha1Hex()
sha()
md5()
sha512Hex()
sha1()
12.org.apache.commons.collections.CollectionUtils
isEmpty()
isNotEmpty()
select()
transform()
filter()
find()
collect()
forAllDo()
addAll()
isEqualCollection()
13.org.apache.commons.lang3.ArrayUtils
contains()
isEmpty()
isNotEmpty()
add()
clone()
addAll()
subarray()
indexOf()
EMPTY_OBJECT_ARRAY
EMPTY_STRING_ARRAY
14.org.apache.commons.beanutils.PropertyUtils
getProperty()
setProperty()
getPropertyDescriptors()
isReadable()
copyProperties()
getPropertyDescriptor()
getSimpleProperty()
isWriteable()
setSimpleProperty()
getPropertyType()
15.org.apache.commons.lang3.StringEscapeUtils
unescapeHtml4()
escapeHtml4()
escapeXml()
unescapeXml()
escapeJava()
escapeEcmaScript()
unescapeJava()
escapeJson()
escapeXml10()
16.org.apache.commons.beanutils.BeanUtils
copyProperties()
getProperty()
setProperty()
describe()
populate()
copyProperty()
cloneBean()
下载学习:http://www.cx1314.cn/forum-64-1.html
这16个Java工具类,你都用过吗?