Class U<T>

java.lang.Object

com.github.underscore.Underscore<T>

com.github.underscore.U<T>

public class U<T>
extends Underscore<T>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	U.ArrayBuilder
static class	U.BaseHttpSslSocketFactory
static class	U.Builder
static class	U.Chain<T>
static class	U.Fetch
static class	U.FetchResponse
static enum	U.JsonToXmlMode
static class	U.LruCache<K,V>
private static enum	U.OperationType
static enum	U.TextType
static enum	U.XmlToJsonMode

Nested classes/interfaces inherited from class Underscore

Underscore.Function3<F1,F2,F3,T>, Underscore.MemoizeFunction<F,T>, Underscore.PredicateIndexed<T>, Underscore.Template<T>

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	BUFFER_LENGTH_1024
private static final Map<String,String>	DEBURRED_LETTERS
private static final Map<String, List<String>>	DEFAULT_HEADER_FIELDS
private static final int	DEFAULT_TRUNC_LENGTH
private static final String	DEFAULT_TRUNC_OMISSION
private static final String	ENCODING
private static final String	LOWER
private static final String	NIL_KEY
private static final String	OMIT_XML_DECL
private static final Pattern	RE_LATIN_1
private static final Pattern	RE_PROP_NAME
private static final Pattern	RE_WORDS
private static final int	RESPONSE_CODE_400
private static final String	ROOT
private static final String	SELF_CLOSING
private static final Set<String>	SUPPORTED_HTTP_METHODS
private static final String	UPPER
private static final String	YES

Constructor Summary

Constructors

Constructor	Description
U(Iterable<T> iterable)
U(String string)

Method Summary

Modifier and Type	Method	Description
static <T extends Number> T	add(T first, T second)
static U.ArrayBuilder	arrayBuilder()
List<T>	at(Integer... indexes)
static <T> List<T>	at(List<T> list, Integer... indexes)
static Double	average(Byte first, Byte second)
static Double	average(Double first, Double second)
static Double	average(Float first, Float second)
static Double	average(Integer first, Integer second)
static <E, F extends Number> Double	average(Iterable<E> iterable, Function<E,F> func)
static <T extends Number> Double	average(Iterable<T> iterable)
static Double	average(Long first, Long second)
static Double	average(BigDecimal first, BigDecimal second)
static Double	average(BigInteger first, BigInteger second)
static <N extends Number> Double	average(N[] array)
private static <T> T	baseGetOrSetOrRemove(Map<String,Object> object, List<String> paths, Object value, U.OperationType operationType)
private static String	baseToString(String value)
String	camelCase()
static String	camelCase(String string)
String	capitalize()
static String	capitalize(String string)
U.Chain<T>	chain()
static U.Chain<Integer>	chain(int[] array)
static <T> U.Chain<T>	chain(Iterable<T> iterable)
static <T> U.Chain<T>	chain(Iterable<T> iterable, int size)
static U.Chain<String>	chain(String item)
static <T> U.Chain<T>	chain(List<T> list)
static U.Chain<Map<String,Object>>	chain(Map<String,Object> map)
static <T> U.Chain<T>	chain(T... list)
static String	changeXmlEncoding(String xml, Xml.XmlStringBuilder.Step identStep, String encoding)
static String	changeXmlEncoding(String xml, String encoding)
private static int	charsLeftIndex(String string, String chars)
private static int	charsRightIndex(String string, String chars)
private static void	checkSetAndRemove(Object value, U.OperationType operationType, Object savedLocalObject, String savedPath)
private static void	checkSetOrUpdate(Object value, U.OperationType operationType, Map<String,Object> savedLocalObject, String savedPath)
static void	covertJsonToXml(Path path, Path sourceRoot, Path targetRoot, Xml.XmlStringBuilder.Step identStep)
static void	covertXmlToJson(Path path, Path sourceRoot, Path targetRoot, Json.JsonStringBuilder.Step identStep)
private static Function<String,String>	createCaseFirst(String methodName)
private static Function<String,String>	createCompounder(Underscore.Function3<String,String,Integer,String> callback)
private static void	createKey(Map<String,Object> map, String key, Object value2, Map<String,Object> outMap)
static <K,V> U.LruCache<K,V>	createLruCache(int capacity)
private static String	createPadding(String string, int length, String chars)
private static Underscore.Function3<String,Integer,String,String>	createPadDir(boolean fromRight)
List<List<T>>	createPermutationWithRepetition(int permutationLength)
static <T> List<List<T>>	createPermutationWithRepetition(List<T> list, int permutationLength)
String	deburr()
static String	deburr(String string)
static void	decompressGzip(String sourceFileName, String targetFileName)
static Map<String,Object>	deepCopyMap(Map<String,Object> map)
static String	detectEncoding(byte[] buffer)
static long	downloadUrl(String url, String fileName)
List<T>	drop()
List<T>	drop(Integer n)
static <T> List<T>	drop(Iterable<T> iterable)
static <T> List<T>	drop(Iterable<T> iterable, Integer n)
List<T>	dropRight()
List<T>	dropRight(Integer n)
static <T> List<T>	dropRight(Iterable<T> iterable)
static <T> List<T>	dropRight(Iterable<T> iterable, Integer n)
static <T> List<T>	dropRightWhile(Iterable<T> iterable, Predicate<T> pred)
List<T>	dropRightWhile(Predicate<T> pred)
static <T> List<T>	dropWhile(Iterable<T> iterable, Predicate<T> pred)
List<T>	dropWhile(Predicate<T> pred)
boolean	endsWith(String target)
boolean	endsWith(String target, Integer position)
static boolean	endsWith(String string, String target)
static boolean	endsWith(String string, String target, Integer position)
static List<String>	explode(String input)
static U.FetchResponse	fetch(String url)
static U.FetchResponse	fetch(String url, Integer connectTimeout, Integer readTimeout)
static U.FetchResponse	fetch(String url, Integer connectTimeout, Integer readTimeout, Integer retryCount, Integer timeBetweenRetry)
static U.FetchResponse	fetch(String url, String method, String body)
static U.FetchResponse	fetch(String url, String method, String body, Map<String, List<String>> headerFields, Integer connectTimeout, Integer readTimeout)
static void	fileJsonToXml(String jsonFileName, String xmlFileName)
static void	fileJsonToXml(String jsonFileName, String xmlFileName, Xml.XmlStringBuilder.Step identStep)
static void	fileXmlToJson(String xmlFileName, String jsonFileName)
static void	fileXmlToJson(String xmlFileName, String jsonFileName, Json.JsonStringBuilder.Step identStep)
List<Object>	fill(Object value)
List<Object>	fill(Object value, Integer start, Integer end)
static List<Object>	fill(List<Object> list, Object value, Integer start, Integer end)
static <T> List<T>	fill(List<T> list, T item)
static <T> T[]	fill(T[] array, T item)
List<T>	flattenDeep()
static <E> List<E>	flattenDeep(List<?> list)
static Map<String,Object>	forceAttributeUsage(Map<String,Object> map)
static String	formatJson(String json)
static String	formatJson(String json, Json.JsonStringBuilder.Step identStep)
static String	formatJsonOrXml(String jsonOrXml)
static String	formatJsonOrXml(String jsonOrXml, String identStep)
static String	formatString(String data, String lineSeparator)
static String	formatXml(String xml)
static String	formatXml(String xml, Xml.XmlStringBuilder.Step identStep)
Object	fromJson()
static <T> T	fromJson(String string)
static Map<String,Object>	fromJsonMap(String string)
static Map<String,Object>	fromJsonMap(String string, int maxDepth)
Object	fromXml()
static <T> T	fromXml(String xml)
static <T> T	fromXml(String xml, Xml.FromType fromType)
static <T> T	fromXmlMakeArrays(String xml)
static Map<String,Object>	fromXmlMap(String xml)
static Map<String,Object>	fromXmlMap(String xml, Xml.FromType fromType)
static <T> T	fromXmlWithoutAttributes(String xml)
static <T> T	fromXmlWithoutNamespaces(String xml)
static <T> T	fromXmlWithoutNamespacesAndAttributes(String xml)
static Map<String,Object>	fromXmlWithoutNamespacesMap(String xml)
static <T> T	get(Map<String,Object> object, String path)
static <T> T	get(Map<String,Object> object, List<String> paths)
private static String	getJsonString(Json.JsonStringBuilder.Step identStep, Object object)
private static Map.Entry	getMapEntry(Map map)
private static Map<String,Object>	getStringObjectMap(Object object)
static U.TextType	getTextType(String text)
private static String	getXmlString(Xml.XmlStringBuilder.Step identStep, Object object)
static String	implode(Iterable<String> input)
static String	implode(String[] input)
static boolean	isJsonNumber(String string)
static <T> String	join(Iterable<T> iterable, String separator)
static <T> String	joinToString(Iterable<T> iterable, String separator, String prefix, String postfix, int limit, String truncated, Function<T,String> transform)
static void	jsonFolderToXml(String jsonFolder, String xmlFolder)
static void	jsonFolderToXml(String jsonFolder, String xmlFolder, Xml.XmlStringBuilder.Step identStep)
static String	jsonToXml(String json)
static String	jsonToXml(String json, U.JsonToXmlMode mode)
static String	jsonToXml(String json, U.JsonToXmlMode mode, String newRootName)
static String	jsonToXml(String json, Xml.XmlStringBuilder.Step identStep)
static String	jsonToXml(String json, Xml.XmlStringBuilder.Step identStep, U.JsonToXmlMode mode, String newRootName)
static String	jsonToXml(String json, String newRootName)
static String	jsonToXmlMinimum(String json)
static String	jsonToXmlMinimum(String json, Xml.XmlStringBuilder.Step identStep)
String	kebabCase()
static String	kebabCase(String string)
String	lowerFirst()
static String	lowerFirst(String string)
private static Object	makeAttributeUsage(Object value)
private static Object	makeDeepCopyMap(Object value)
private static Object	makeObject(Object value)
private static Object	makeObjectEmptyString(Object value)
private static Object	makeObjectEmptyValue(Object value)
private static Object	makeObjectForRename(Object value, String oldKey, String newKey)
private static Object	makeObjectForSetValue(Object value, String key, BiFunction<String,Object,Object> newValue)
private static Object	makeObjectSelfClose(Object value, String newValue)
private static Object	makeReplaceEmptyString(Object value)
private static Object	makeReplaceFirstLevel(Object value, int level)
private static Object	makeReplaceNilWithNull(Object value)
private static Object	makeReplaceNullValue(Object value)
private static Object	makeReplaceNumberAndBoolean(Object value)
static Properties	mapToProperties(Map<String,Object> map)
double	mean()
static <T extends Number> double	mean(Iterable<T> iterable)
double	median()
static <T extends Number> double	median(Iterable<T> iterable)
static List<Object>	merge(List<Object> list1, List<Object> list2)
static String	mergeXmlsOrJsonsToJson(List<String> xmlsOrJsons)
static String	mergeXmlsOrJsonsToJson(List<String> xmlsOrJsons, Json.JsonStringBuilder.Step identStep)
static String	mergeXmlsOrJsonsToXml(List<String> xmlsOrJsons)
static String	mergeXmlsOrJsonsToXml(List<String> xmlsOrJsons, Xml.XmlStringBuilder.Step identStep)
protected static <T> List<T>	newArrayList(Iterable<T> iterable)
static U.Builder	objectBuilder()
U.Chain<T>	of()
static U.Chain<Integer>	of(int[] array)
static <T> U.Chain<T>	of(Iterable<T> iterable)
static <T> U.Chain<T>	of(Iterable<T> iterable, int size)
static U.Chain<String>	of(String item)
static <T> U.Chain<T>	of(List<T> list)
static U.Chain<Map<String,Object>>	of(Map<String,Object> map)
static <T> U.Chain<T>	of(T... list)
String	pad(int length)
String	pad(int length, String chars)
static String	pad(String string, int length)
static String	pad(String string, int length, String chars)
String	padEnd(int length)
String	padEnd(int length, String chars)
static String	padEnd(String string, Integer length)
static String	padEnd(String string, Integer length, String chars)
String	padStart(int length)
String	padStart(int length, String chars)
static String	padStart(String string, Integer length)
static String	padStart(String string, Integer length, String chars)
static Map<String,Object>	propertiesToMap(Properties properties)
List<Object>	pull(Object... values)
static List<Object>	pull(List<Object> list, Object... values)
List<Object>	pullAt(Integer... indexes)
static List<Object>	pullAt(List<Object> list, Integer... indexes)
static int	readWithRetry(InputStream inputStream, byte[] buffer)
List<T>	remove(Predicate<T> pred)
static <T> List<T>	remove(List<T> list, Predicate<T> pred)
static <T> T	remove(Map<String,Object> object, String path)
static <T> T	remove(Map<String,Object> object, List<String> paths)
static byte[]	removeBom(byte[] bytes)
static Map<String,Object>	removeMinusesAndConvertNumbers(Map<String,Object> map)
static Map<String,Object>	rename(Map<String,Object> map, String oldKey, String newKey)
String	repeat(int length)
static String	repeat(String string, int length)
static Map<String,Object>	replaceEmptyStringWithEmptyValue(Map<String,Object> map)
static Object	replaceEmptyValueWithEmptyString(Map<String,Object> map)
static Map<String,Object>	replaceEmptyValueWithNull(Map<String,Object> map)
static Map<String,Object>	replaceFirstLevel(Map<String,Object> map)
static Map<String,Object>	replaceFirstLevel(Map<String,Object> map, int level)
static Map<String,Object>	replaceMinusWithAt(Map<String,Object> map)
private static Object	replaceMinusWithAtValue(Object value)
static Map<String,Object>	replaceNilWithNull(Map<String,Object> map)
static Map<String,Object>	replaceNullWithEmptyValue(Map<String,Object> map)
static Map<String,Object>	replaceNumberAndBooleanWithString(Map<String,Object> map)
static Map<String,Object>	replaceSelfClosingWithEmpty(Map<String,Object> map)
static Map<String,Object>	replaceSelfClosingWithNull(Map<String,Object> map)
static Object	replaceSelfClosingWithValue(Map<String,Object> map, String value)
static String	selectToken(Map<String,Object> object, String expression)
static List<String>	selectTokens(Map<String,Object> object, String expression)
static <T> T	set(Map<String,Object> object, String path, Object value)
static <T> T	set(Map<String,Object> object, List<String> paths, Object value)
static void	setupConnection(HttpURLConnection connection, String method, Map<String, List<String>> headerFields, Integer connectTimeout, Integer readTimeout)
static Map<String,Object>	setValue(Map<String,Object> map, String key, Object newValue)
static Map<String,Object>	setValue(Map<String,Object> map, String key, BiFunction<String,Object,Object> newValue)
String	snakeCase()
static String	snakeCase(String string)
String	startCase()
static String	startCase(String string)
boolean	startsWith(String target)
boolean	startsWith(String target, Integer position)
static boolean	startsWith(String string, String target)
static boolean	startsWith(String string, String target, Integer position)
static void	streamJsonToXml(InputStream jsonInputStream, OutputStream xmlOutputStream)
static void	streamJsonToXml(InputStream jsonInputStream, OutputStream xmlOutputStream, Xml.XmlStringBuilder.Step identStep)
static void	streamXmlToJson(InputStream xmlInputStream, OutputStream jsonOutputStream)
static void	streamXmlToJson(InputStream xmlInputStream, OutputStream jsonOutputStream, Json.JsonStringBuilder.Step indentStep)
static List<String>	stringToPath(String string)
static <T extends Number> T	subtract(T... values)
<F extends Number> F	sum()
private static Byte	sum(Byte first, Byte second)
private static Double	sum(Double first, Double second)
private static Float	sum(Float first, Float second)
private static Integer	sum(Integer first, Integer second)
static <E, F extends Number> F	sum(Iterable<E> iterable, Function<E,F> func)
static <T extends Number> T	sum(Iterable<T> iterable)
private static Long	sum(Long first, Long second)
private static Short	sum(Short first, Short second)
private static BigDecimal	sum(BigDecimal first, BigDecimal second)
private static BigInteger	sum(BigInteger first, BigInteger second)
<E, F extends Number> F	sum(Function<E,F> func)
static <N extends Number> N	sum(N[] array)
List<T>	take()
List<T>	take(Integer n)
static <T> List<T>	take(Iterable<T> iterable)
static <T> List<T>	take(Iterable<T> iterable, Integer n)
List<T>	takeRight()
List<T>	takeRight(Integer n)
static <T> List<T>	takeRight(Iterable<T> iterable)
static <T> List<T>	takeRight(Iterable<T> iterable, Integer n)
static <T> List<T>	takeRightWhile(Iterable<T> iterable, Predicate<T> pred)
List<T>	takeRightWhile(Predicate<T> pred)
static <T> List<T>	takeWhile(Iterable<T> iterable, Predicate<T> pred)
List<T>	takeWhile(Predicate<T> pred)
String	toJson()
static String	toJson(Collection collection)
static String	toJson(Map map)
String	toXml()
static String	toXml(Collection collection)
static String	toXml(Map map)
String	trim()
static String	trim(String string)
static String	trim(String string, String chars)
String	trimEnd()
static String	trimEnd(String string)
static String	trimEnd(String string, String chars)
String	trimEndWith(String chars)
String	trimStart()
static String	trimStart(String string)
static String	trimStart(String string, String chars)
String	trimStartWith(String chars)
String	trimWith(String chars)
String	trunc()
String	trunc(int length)
static String	trunc(String string)
static String	trunc(String string, Integer length)
String	uncapitalize()
static String	uncapitalize(String string)
static <T> T	update(Map<String,Object> object, String path, Object value)
static <T> T	update(Map<String,Object> object, List<String> paths, Object value)
static Map<String,Object>	update(Map<String,Object> map1, Map<String,Object> map2)
String	upperFirst()
static String	upperFirst(String string)
List<String>	words()
static List<String>	words(String string)
static void	xmlFolderToJson(String xmlFolder, String jsonFolder)
static void	xmlFolderToJson(String xmlFolder, String jsonFolder, Json.JsonStringBuilder.Step identStep)
static String	xmlOrJsonToJson(String xmlOrJson)
static String	xmlOrJsonToJson(String xmlOrJson, Json.JsonStringBuilder.Step identStep)
static String	xmlOrJsonToXml(String xmlOrJson)
static String	xmlOrJsonToXml(String xmlOrJson, Xml.XmlStringBuilder.Step identStep)
static String	xmlToJson(String xml)
static String	xmlToJson(String xml, Json.JsonStringBuilder.Step identStep)
static String	xmlToJson(String xml, Json.JsonStringBuilder.Step identStep, U.XmlToJsonMode mode)
static String	xmlToJson(String xml, U.XmlToJsonMode mode)
static String	xmlToJsonMinimum(String xml)
static String	xmlToJsonMinimum(String xml, Json.JsonStringBuilder.Step identStep)
List<T>	xor(List<T> list)
static <T> List<T>	xor(List<T>... lists)

Methods inherited from class Underscore

after, all, all, and, any, any, associateBy, associateBy, before, binarySearch, binarySearch, bind, call, checkNotNull, checkNotNull, checkNotNullElements, chunk, chunk, chunk, chunk, chunkFill, chunkFill, chunkFill, chunkFill, clearInterval, clearTimeout, clone, clone, collect, collect, compact, compact, compact, compact, compact, compactList, compose, concat, concat, concatWith, constant, contains, contains, contains, containsAtLeast, containsAtLeast, containsAtMost, containsAtMost, containsWith, containsWith, copyOf, copyOf, copyOfRange, copyOfRange, count, count, countBy, countBy, countBy, countBy, cycle, cycle, debounce, defaults, defaultTo, defer, defer, delay, detect, difference, difference, difference, differenceWith, distinct, distinct, distinctBy, distinctBy, drop, drop, drop, drop, each, each, eachIndexed, eachRight, eachRight, elementAt, elementAt, elementAtOrElse, elementAtOrElse, elementAtOrNull, elementAtOrNull, escape, every, every, extend, filter, filter, filter, filter, filterFalse, filterFalse, filterFalse, filterIndexed, find, findIndex, findIndex, findKey, findKey, findLast, findLastIndex, findLastIndex, findLastKey, findLastKey, findWhere, findWhere, first, first, first, first, first, first, first, first, first, firstOrNull, firstOrNull, firstOrNull, firstOrNull, flatten, flatten, flatten, flatten, foldl, foldr, forEach, forEach, forEachIndexed, forEachIndexed, forEachRight, forEachRight, format, functions, get, get, getIterable, getString, groupBy, groupBy, groupBy, groupBy, has, head, head, head, head, head, identity, include, indexBy, indexBy, indexOf, indexOf, initial, initial, initial, initial, initial, initial, inject, interpose, interpose, interposeByList, interposeByList, intersection, intersection, intersection, intersectionWith, invert, invoke, invoke, invoke, invoke, isArray, isBoolean, isDate, isEmpty, isEmpty, isEmpty, isEqual, isError, isFunction, isMatch, isNotEmpty, isNotEmpty, isNotEmpty, isNull, isNumber, isObject, isRegExp, isString, iterate, iteratee, join, join, join, join, join, keys, last, last, last, last, last, last, last, lastIndex, lastIndex, lastIndex, lastIndexOf, lastIndexOf, lastOrNull, lastOrNull, lastOrNull, lastOrNull, main, map, map, map, map, mapIndexed, mapIndexed, mapMulti, mapObject, matcher, max, max, max, max, memoize, methods, min, min, min, min, mixin, negate, newArrayList, newArrayList, newArrayListWithExpectedSize, newIntegerList, newLinkedHashSet, newLinkedHashSetWithExpectedSize, nonNull, now, object, omit, omit, once, or, pairs, partition, partition, pick, pick, pluck, pluck, pluck, pop, pop, property, propertyOf, push, push, random, random, range, range, range, range, range, range, reduce, reduce, reduce, reduce, reduceRight, reduceRight, reduceRight, reduceRight, reject, reject, reject, rejectIndexed, repeat, replace, replace, replaceIndexed, replaceIndexed, rest, rest, rest, rest, rest, rest, result, reverse, reverse, reverse, reverse, sample, sample, sample, select, select, set, set, setInterval, setTimeout, shift, shift, shuffle, shuffle, singleOrNull, singleOrNull, singleOrNull, singleOrNull, size, size, size, slice, slice, slice, slice, slice, slice, some, some, sort, sort, sort, sortBy, sortBy, sortBy, sortedIndex, sortedIndex, sortedIndex, sortedIndex, sortWith, sortWith, splitAt, splitAt, splitAt, tail, tail, tail, tail, tail, tail, takeSkipping, takeSkipping, takeSkipping, tap, template, templateSettings, throttle, times, toArray, toArray, toCardinalityMap, toCardinalityMap, toMap, toMap, toMap, unescape, union, union, unionWith, uniq, uniq, uniq, uniq, uniqueId, uniquePassword, unshift, unshift, unzip, value, values, where, where, where, without, without, wrap, zip

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

DEFAULT_TRUNC_LENGTH

private static final int DEFAULT_TRUNC_LENGTH

See Also:

• Constant Field Values

DEFAULT_TRUNC_OMISSION

private static final String DEFAULT_TRUNC_OMISSION

See Also:

• Constant Field Values

RE_LATIN_1

private static final Pattern RE_LATIN_1

RE_PROP_NAME

private static final Pattern RE_PROP_NAME

DEBURRED_LETTERS

private static final Map<String,String> DEBURRED_LETTERS

DEFAULT_HEADER_FIELDS

private static final Map<String, List<String>> DEFAULT_HEADER_FIELDS

SUPPORTED_HTTP_METHODS

private static final Set<String> SUPPORTED_HTTP_METHODS

BUFFER_LENGTH_1024

private static final int BUFFER_LENGTH_1024

See Also:

• Constant Field Values

RESPONSE_CODE_400

private static final int RESPONSE_CODE_400

See Also:

• Constant Field Values

ROOT

private static final String ROOT

See Also:

• Constant Field Values

UPPER

private static final String UPPER

See Also:

• Constant Field Values

LOWER

private static final String LOWER

See Also:

• Constant Field Values

SELF_CLOSING

private static final String SELF_CLOSING

See Also:

• Constant Field Values

NIL_KEY

private static final String NIL_KEY

See Also:

• Constant Field Values

OMIT_XML_DECL

private static final String OMIT_XML_DECL

See Also:

• Constant Field Values

YES

private static final String YES

See Also:

• Constant Field Values

RE_WORDS

private static final Pattern RE_WORDS

ENCODING

private static final String ENCODING

See Also:

• Constant Field Values

Constructor Details

U

public U(Iterable<T> iterable)

U

public U(String string)

Method Details

chain

public static U.Chain<String> chain(String item)

chain

public static <T> U.Chain<T> chain(List<T> list)

chain

public static U.Chain<Map<String,Object>> chain(Map<String,Object> map)

chain

public static <T> U.Chain<T> chain(Iterable<T> iterable)

chain

public static <T> U.Chain<T> chain(Iterable<T> iterable,
 int size)

chain

public static <T> U.Chain<T> chain(T... list)

chain

public static U.Chain<Integer> chain(int[] array)

chain

public U.Chain<T> chain()

Overrides:

chain in class Underscore<T>

of

public static U.Chain<String> of(String item)

of

public static <T> U.Chain<T> of(List<T> list)

of

public static U.Chain<Map<String,Object>> of(Map<String,Object> map)

of

public static <T> U.Chain<T> of(Iterable<T> iterable)

of

public static <T> U.Chain<T> of(Iterable<T> iterable,
 int size)

of

public static <T> U.Chain<T> of(T... list)

of

public static U.Chain<Integer> of(int[] array)

of

public U.Chain<T> of()

Overrides:

of in class Underscore<T>

drop

public static <T> List<T> drop(Iterable<T> iterable)

drop

public List<T> drop()

drop

public static <T> List<T> drop(Iterable<T> iterable,
 Integer n)

drop

public List<T> drop(Integer n)

dropRight

public static <T> List<T> dropRight(Iterable<T> iterable)

dropRight

public List<T> dropRight()

dropRight

public static <T> List<T> dropRight(Iterable<T> iterable,
 Integer n)

dropRight

public List<T> dropRight(Integer n)

dropWhile

public static <T> List<T> dropWhile(Iterable<T> iterable,
 Predicate<T> pred)

dropWhile

public List<T> dropWhile(Predicate<T> pred)

dropRightWhile

public static <T> List<T> dropRightWhile(Iterable<T> iterable,
 Predicate<T> pred)

dropRightWhile

public List<T> dropRightWhile(Predicate<T> pred)

fill

public static <T> List<T> fill(List<T> list,
 T item)

fill

public static <T> T[] fill(T[] array,
 T item)

fill

public List<Object> fill(Object value)

fill

public static List<Object> fill(List<Object> list,
 Object value,
 Integer start,
 Integer end)

fill

public List<Object> fill(Object value,
 Integer start,
 Integer end)

flattenDeep

public static <E> List<E> flattenDeep(List<?> list)

flattenDeep

public List<T> flattenDeep()

pull

public static List<Object> pull(List<Object> list,
 Object... values)

pull

public List<Object> pull(Object... values)

pullAt

public static List<Object> pullAt(List<Object> list,
 Integer... indexes)

pullAt

public List<Object> pullAt(Integer... indexes)

remove

public static <T> List<T> remove(List<T> list,
 Predicate<T> pred)

remove

public List<T> remove(Predicate<T> pred)

take

public static <T> List<T> take(Iterable<T> iterable)

take

public List<T> take()

takeRight

public static <T> List<T> takeRight(Iterable<T> iterable)

takeRight

public List<T> takeRight()

take

public static <T> List<T> take(Iterable<T> iterable,
 Integer n)

take

public List<T> take(Integer n)

takeRight

public static <T> List<T> takeRight(Iterable<T> iterable,
 Integer n)

takeRight

public List<T> takeRight(Integer n)

takeWhile

public static <T> List<T> takeWhile(Iterable<T> iterable,
 Predicate<T> pred)

takeWhile

public List<T> takeWhile(Predicate<T> pred)

takeRightWhile

public static <T> List<T> takeRightWhile(Iterable<T> iterable,
 Predicate<T> pred)

takeRightWhile

public List<T> takeRightWhile(Predicate<T> pred)

xor

public static <T> List<T> xor(List<T>... lists)

xor

public List<T> xor(List<T> list)

at

public static <T> List<T> at(List<T> list,
 Integer... indexes)

at

public List<T> at(Integer... indexes)

average

public static <T extends Number> Double average(Iterable<T> iterable)

average

public static <E, F extends Number> Double average(Iterable<E> iterable,
 Function<E,F> func)

average

public static <N extends Number> Double average(N[] array)

average

public static Double average(BigDecimal first,
 BigDecimal second)

average

public static Double average(BigInteger first,
 BigInteger second)

average

public static Double average(Byte first,
 Byte second)

average

public static Double average(Double first,
 Double second)

average

public static Double average(Float first,
 Float second)

average

public static Double average(Integer first,
 Integer second)

average

public static Double average(Long first,
 Long second)

sum

public static <T extends Number> T sum(Iterable<T> iterable)

sum

public static <E, F extends Number> F sum(Iterable<E> iterable,
 Function<E,F> func)

sum

public static <N extends Number> N sum(N[] array)

sum

public <F extends Number> F sum()

sum

public <E, F extends Number> F sum(Function<E,F> func)

add

public static <T extends Number> T add(T first,
 T second)

sum

private static BigDecimal sum(BigDecimal first,
 BigDecimal second)

sum

private static BigInteger sum(BigInteger first,
 BigInteger second)

sum

private static Byte sum(Byte first,
 Byte second)

sum

private static Double sum(Double first,
 Double second)

sum

private static Float sum(Float first,
 Float second)

sum

private static Integer sum(Integer first,
 Integer second)

sum

private static Long sum(Long first,
 Long second)

sum

private static Short sum(Short first,
 Short second)

subtract

public static <T extends Number> T subtract(T... values)

mean

public static <T extends Number> double mean(Iterable<T> iterable)

mean

public double mean()

median

public static <T extends Number> double median(Iterable<T> iterable)

median

public double median()

camelCase

public static String camelCase(String string)

lowerFirst

public static String lowerFirst(String string)

upperFirst

public static String upperFirst(String string)

capitalize

public static String capitalize(String string)

uncapitalize

public static String uncapitalize(String string)

baseToString

private static String baseToString(String value)

deburr

public static String deburr(String string)

words

public static List<String> words(String string)

createCompounder

private static Function<String,String> createCompounder(Underscore.Function3<String,String,Integer,String> callback)

createCaseFirst

private static Function<String,String> createCaseFirst(String methodName)

endsWith

public static boolean endsWith(String string,
 String target)

endsWith

public static boolean endsWith(String string,
 String target,
 Integer position)

kebabCase

public static String kebabCase(String string)

repeat

public static String repeat(String string,
 int length)

createPadding

private static String createPadding(String string,
 int length,
 String chars)

pad

public static String pad(String string,
 int length)

pad

public static String pad(String string,
 int length,
 String chars)

createPadDir

private static Underscore.Function3<String,Integer,String,String> createPadDir(boolean fromRight)

padStart

public static String padStart(String string,
 Integer length)

padStart

public static String padStart(String string,
 Integer length,
 String chars)

padEnd

public static String padEnd(String string,
 Integer length)

padEnd

public static String padEnd(String string,
 Integer length,
 String chars)

snakeCase

public static String snakeCase(String string)

startCase

public static String startCase(String string)

startsWith

public static boolean startsWith(String string,
 String target)

startsWith

public static boolean startsWith(String string,
 String target,
 Integer position)

charsLeftIndex

private static int charsLeftIndex(String string,
 String chars)

charsRightIndex

private static int charsRightIndex(String string,
 String chars)

trim

public static String trim(String string)

trim

public static String trim(String string,
 String chars)

trimStart

public static String trimStart(String string)

trimStart

public static String trimStart(String string,
 String chars)

trimEnd

public static String trimEnd(String string)

trimEnd

public static String trimEnd(String string,
 String chars)

trunc

public static String trunc(String string)

trunc

public static String trunc(String string,
 Integer length)

stringToPath

public static List<String> stringToPath(String string)

baseGetOrSetOrRemove

private static <T> T baseGetOrSetOrRemove(Map<String,Object> object,
 List<String> paths,
 Object value,
 U.OperationType operationType)

checkSetAndRemove

private static void checkSetAndRemove(Object value,
 U.OperationType operationType,
 Object savedLocalObject,
 String savedPath)

checkSetOrUpdate

private static void checkSetOrUpdate(Object value,
 U.OperationType operationType,
 Map<String,Object> savedLocalObject,
 String savedPath)

getMapEntry

private static Map.Entry getMapEntry(Map map)

get

public static <T> T get(Map<String,Object> object,
 String path)

get

public static <T> T get(Map<String,Object> object,
 List<String> paths)

selectToken

public static String selectToken(Map<String,Object> object,
 String expression)

selectTokens

public static List<String> selectTokens(Map<String,Object> object,
 String expression)

set

public static <T> T set(Map<String,Object> object,
 String path,
 Object value)

set

public static <T> T set(Map<String,Object> object,
 List<String> paths,
 Object value)

update

public static <T> T update(Map<String,Object> object,
 String path,
 Object value)

update

public static <T> T update(Map<String,Object> object,
 List<String> paths,
 Object value)

remove

public static <T> T remove(Map<String,Object> object,
 String path)

remove

public static <T> T remove(Map<String,Object> object,
 List<String> paths)

rename

public static Map<String,Object> rename(Map<String,Object> map,
 String oldKey,
 String newKey)

makeObjectForRename

private static Object makeObjectForRename(Object value,
 String oldKey,
 String newKey)

setValue

public static Map<String,Object> setValue(Map<String,Object> map,
 String key,
 Object newValue)

setValue

public static Map<String,Object> setValue(Map<String,Object> map,
 String key,
 BiFunction<String,Object,Object> newValue)

makeObjectForSetValue

private static Object makeObjectForSetValue(Object value,
 String key,
 BiFunction<String,Object,Object> newValue)

update

public static Map<String,Object> update(Map<String,Object> map1,
 Map<String,Object> map2)

createKey

private static void createKey(Map<String,Object> map,
 String key,
 Object value2,
 Map<String,Object> outMap)

merge

public static List<Object> merge(List<Object> list1,
 List<Object> list2)

downloadUrl

public static long downloadUrl(String url,
 String fileName)
                        throws IOException,
URISyntaxException

Throws:

IOException

URISyntaxException

decompressGzip

public static void decompressGzip(String sourceFileName,
 String targetFileName)
                           throws IOException

Throws:

IOException

fetch

public static U.FetchResponse fetch(String url)

fetch

public static U.FetchResponse fetch(String url,
 Integer connectTimeout,
 Integer readTimeout)

fetch

public static U.FetchResponse fetch(String url,
 Integer connectTimeout,
 Integer readTimeout,
 Integer retryCount,
 Integer timeBetweenRetry)

fetch

public static U.FetchResponse fetch(String url,
 String method,
 String body)

setupConnection

public static void setupConnection(HttpURLConnection connection,
 String method,
 Map<String, List<String>> headerFields,
 Integer connectTimeout,
 Integer readTimeout)
                            throws IOException

Throws:

IOException

fetch

public static U.FetchResponse fetch(String url,
 String method,
 String body,
 Map<String, List<String>> headerFields,
 Integer connectTimeout,
 Integer readTimeout)

readWithRetry

public static int readWithRetry(InputStream inputStream,
 byte[] buffer)
                         throws IOException

Throws:

IOException

explode

public static List<String> explode(String input)

implode

public static String implode(String[] input)

implode

public static String implode(Iterable<String> input)

camelCase

public String camelCase()

lowerFirst

public String lowerFirst()

upperFirst

public String upperFirst()

capitalize

public String capitalize()

deburr

public String deburr()

endsWith

public boolean endsWith(String target)

endsWith

public boolean endsWith(String target,
 Integer position)

kebabCase

public String kebabCase()

repeat

public String repeat(int length)

pad

public String pad(int length)

pad

public String pad(int length,
 String chars)

padStart

public String padStart(int length)

padStart

public String padStart(int length,
 String chars)

padEnd

public String padEnd(int length)

padEnd

public String padEnd(int length,
 String chars)

snakeCase

public String snakeCase()

startCase

public String startCase()

startsWith

public boolean startsWith(String target)

startsWith

public boolean startsWith(String target,
 Integer position)

trim

public String trim()

trimWith

public String trimWith(String chars)

trimStart

public String trimStart()

trimStartWith

public String trimStartWith(String chars)

trimEnd

public String trimEnd()

trimEndWith

public String trimEndWith(String chars)

trunc

public String trunc()

trunc

public String trunc(int length)

uncapitalize

public String uncapitalize()

words

public List<String> words()

createLruCache

public static <K,V> U.LruCache<K,V> createLruCache(int capacity)

createPermutationWithRepetition

public static <T> List<List<T>> createPermutationWithRepetition(List<T> list,
 int permutationLength)

createPermutationWithRepetition

public List<List<T>> createPermutationWithRepetition(int permutationLength)

newArrayList

protected static <T> List<T> newArrayList(Iterable<T> iterable)

join

public static <T> String join(Iterable<T> iterable,
 String separator)

joinToString

public static <T> String joinToString(Iterable<T> iterable,
 String separator,
 String prefix,
 String postfix,
 int limit,
 String truncated,
 Function<T,String> transform)

toJson

public static String toJson(Collection collection)

toJson

public static String toJson(Map map)

toJson

public String toJson()

fromXml

public static <T> T fromXml(String xml)

fromXmlMap

public static Map<String,Object> fromXmlMap(String xml)

fromXmlMap

public static Map<String,Object> fromXmlMap(String xml,
 Xml.FromType fromType)

fromXml

public static <T> T fromXml(String xml,
 Xml.FromType fromType)

fromXmlMakeArrays

public static <T> T fromXmlMakeArrays(String xml)

fromXmlWithoutNamespaces

public static <T> T fromXmlWithoutNamespaces(String xml)

fromXmlWithoutNamespacesMap

public static Map<String,Object> fromXmlWithoutNamespacesMap(String xml)

fromXmlWithoutAttributes

public static <T> T fromXmlWithoutAttributes(String xml)

fromXmlWithoutNamespacesAndAttributes

public static <T> T fromXmlWithoutNamespacesAndAttributes(String xml)

toXml

public static String toXml(Collection collection)

toXml

public static String toXml(Map map)

fromJson

public static <T> T fromJson(String string)

fromJson

public Object fromJson()

fromJsonMap

public static Map<String,Object> fromJsonMap(String string)

fromJsonMap

public static Map<String,Object> fromJsonMap(String string,
 int maxDepth)

getStringObjectMap

private static Map<String,Object> getStringObjectMap(Object object)

toXml

public String toXml()

fromXml

public Object fromXml()

jsonToXml

public static String jsonToXml(String json,
 Xml.XmlStringBuilder.Step identStep,
 U.JsonToXmlMode mode,
 String newRootName)

jsonToXml

public static String jsonToXml(String json,
 Xml.XmlStringBuilder.Step identStep)

jsonToXml

public static String jsonToXml(String json,
 U.JsonToXmlMode mode)

jsonToXml

public static String jsonToXml(String json,
 U.JsonToXmlMode mode,
 String newRootName)

jsonToXml

public static String jsonToXml(String json,
 String newRootName)

jsonToXml

public static String jsonToXml(String json)

jsonToXmlMinimum

public static String jsonToXmlMinimum(String json,
 Xml.XmlStringBuilder.Step identStep)

jsonToXmlMinimum

public static String jsonToXmlMinimum(String json)

xmlToJson

public static String xmlToJson(String xml,
 Json.JsonStringBuilder.Step identStep,
 U.XmlToJsonMode mode)

xmlToJson

public static String xmlToJson(String xml)

xmlToJsonMinimum

public static String xmlToJsonMinimum(String xml,
 Json.JsonStringBuilder.Step identStep)

xmlToJsonMinimum

public static String xmlToJsonMinimum(String xml)

xmlToJson

public static String xmlToJson(String xml,
 Json.JsonStringBuilder.Step identStep)

xmlToJson

public static String xmlToJson(String xml,
 U.XmlToJsonMode mode)

fileXmlToJson

public static void fileXmlToJson(String xmlFileName,
 String jsonFileName,
 Json.JsonStringBuilder.Step identStep)
                          throws IOException

Throws:

IOException

fileXmlToJson

public static void fileXmlToJson(String xmlFileName,
 String jsonFileName)
                          throws IOException

Throws:

IOException

streamXmlToJson

public static void streamXmlToJson(InputStream xmlInputStream,
 OutputStream jsonOutputStream,
 Json.JsonStringBuilder.Step indentStep)
                            throws IOException

Throws:

IOException

streamXmlToJson

public static void streamXmlToJson(InputStream xmlInputStream,
 OutputStream jsonOutputStream)
                            throws IOException

Throws:

IOException

fileJsonToXml

public static void fileJsonToXml(String jsonFileName,
 String xmlFileName,
 Xml.XmlStringBuilder.Step identStep)
                          throws IOException

Throws:

IOException

fileJsonToXml

public static void fileJsonToXml(String jsonFileName,
 String xmlFileName)
                          throws IOException

Throws:

IOException

jsonFolderToXml

public static void jsonFolderToXml(String jsonFolder,
 String xmlFolder,
 Xml.XmlStringBuilder.Step identStep)
                            throws IOException

Throws:

IOException

jsonFolderToXml

public static void jsonFolderToXml(String jsonFolder,
 String xmlFolder)
                            throws IOException

Throws:

IOException

covertJsonToXml

public static void covertJsonToXml(Path path,
 Path sourceRoot,
 Path targetRoot,
 Xml.XmlStringBuilder.Step identStep)
                            throws IOException

Throws:

IOException

xmlFolderToJson

public static void xmlFolderToJson(String xmlFolder,
 String jsonFolder,
 Json.JsonStringBuilder.Step identStep)
                            throws IOException

Throws:

IOException

xmlFolderToJson

public static void xmlFolderToJson(String xmlFolder,
 String jsonFolder)
                            throws IOException

Throws:

IOException

covertXmlToJson

public static void covertXmlToJson(Path path,
 Path sourceRoot,
 Path targetRoot,
 Json.JsonStringBuilder.Step identStep)
                            throws IOException

Throws:

IOException

streamJsonToXml

public static void streamJsonToXml(InputStream jsonInputStream,
 OutputStream xmlOutputStream,
 Xml.XmlStringBuilder.Step identStep)
                            throws IOException

Throws:

IOException

streamJsonToXml

public static void streamJsonToXml(InputStream jsonInputStream,
 OutputStream xmlOutputStream)
                            throws IOException

Throws:

IOException

removeBom

public static byte[] removeBom(byte[] bytes)

detectEncoding

public static String detectEncoding(byte[] buffer)

formatString

public static String formatString(String data,
 String lineSeparator)

xmlOrJsonToJson

public static String xmlOrJsonToJson(String xmlOrJson,
 Json.JsonStringBuilder.Step identStep)

xmlOrJsonToJson

public static String xmlOrJsonToJson(String xmlOrJson)

mergeXmlsOrJsonsToJson

public static String mergeXmlsOrJsonsToJson(List<String> xmlsOrJsons,
 Json.JsonStringBuilder.Step identStep)

mergeXmlsOrJsonsToJson

public static String mergeXmlsOrJsonsToJson(List<String> xmlsOrJsons)

mergeXmlsOrJsonsToXml

public static String mergeXmlsOrJsonsToXml(List<String> xmlsOrJsons,
 Xml.XmlStringBuilder.Step identStep)

mergeXmlsOrJsonsToXml

public static String mergeXmlsOrJsonsToXml(List<String> xmlsOrJsons)

getJsonString

private static String getJsonString(Json.JsonStringBuilder.Step identStep,
 Object object)

xmlOrJsonToXml

public static String xmlOrJsonToXml(String xmlOrJson,
 Xml.XmlStringBuilder.Step identStep)

xmlOrJsonToXml

public static String xmlOrJsonToXml(String xmlOrJson)

getXmlString

private static String getXmlString(Xml.XmlStringBuilder.Step identStep,
 Object object)

getTextType

public static U.TextType getTextType(String text)

formatJsonOrXml

public static String formatJsonOrXml(String jsonOrXml,
 String identStep)

formatJsonOrXml

public static String formatJsonOrXml(String jsonOrXml)

formatJson

public static String formatJson(String json,
 Json.JsonStringBuilder.Step identStep)

formatJson

public static String formatJson(String json)

formatXml

public static String formatXml(String xml,
 Xml.XmlStringBuilder.Step identStep)

formatXml

public static String formatXml(String xml)

changeXmlEncoding

public static String changeXmlEncoding(String xml,
 Xml.XmlStringBuilder.Step identStep,
 String encoding)

changeXmlEncoding

public static String changeXmlEncoding(String xml,
 String encoding)

removeMinusesAndConvertNumbers

public static Map<String,Object> removeMinusesAndConvertNumbers(Map<String,Object> map)

makeObject

private static Object makeObject(Object value)

isJsonNumber

public static boolean isJsonNumber(String string)

replaceSelfClosingWithNull

public static Map<String,Object> replaceSelfClosingWithNull(Map<String,Object> map)

replaceSelfClosingWithEmpty

public static Map<String,Object> replaceSelfClosingWithEmpty(Map<String,Object> map)

replaceSelfClosingWithValue

public static Object replaceSelfClosingWithValue(Map<String,Object> map,
 String value)

makeObjectSelfClose

private static Object makeObjectSelfClose(Object value,
 String newValue)

replaceMinusWithAt

public static Map<String,Object> replaceMinusWithAt(Map<String,Object> map)

replaceMinusWithAtValue

private static Object replaceMinusWithAtValue(Object value)

replaceEmptyValueWithNull

public static Map<String,Object> replaceEmptyValueWithNull(Map<String,Object> map)

makeObjectEmptyValue

private static Object makeObjectEmptyValue(Object value)

replaceEmptyValueWithEmptyString

public static Object replaceEmptyValueWithEmptyString(Map<String,Object> map)

makeObjectEmptyString

private static Object makeObjectEmptyString(Object value)

forceAttributeUsage

public static Map<String,Object> forceAttributeUsage(Map<String,Object> map)

makeAttributeUsage

private static Object makeAttributeUsage(Object value)

replaceNullWithEmptyValue

public static Map<String,Object> replaceNullWithEmptyValue(Map<String,Object> map)

makeReplaceNullValue

private static Object makeReplaceNullValue(Object value)

replaceEmptyStringWithEmptyValue

public static Map<String,Object> replaceEmptyStringWithEmptyValue(Map<String,Object> map)

makeReplaceEmptyString

private static Object makeReplaceEmptyString(Object value)

replaceNumberAndBooleanWithString

public static Map<String,Object> replaceNumberAndBooleanWithString(Map<String,Object> map)

makeReplaceNumberAndBoolean

private static Object makeReplaceNumberAndBoolean(Object value)

replaceFirstLevel

public static Map<String,Object> replaceFirstLevel(Map<String,Object> map)

replaceFirstLevel

public static Map<String,Object> replaceFirstLevel(Map<String,Object> map,
 int level)

makeReplaceFirstLevel

private static Object makeReplaceFirstLevel(Object value,
 int level)

replaceNilWithNull

public static Map<String,Object> replaceNilWithNull(Map<String,Object> map)

makeReplaceNilWithNull

private static Object makeReplaceNilWithNull(Object value)

deepCopyMap

public static Map<String,Object> deepCopyMap(Map<String,Object> map)

makeDeepCopyMap

private static Object makeDeepCopyMap(Object value)

objectBuilder

public static U.Builder objectBuilder()

arrayBuilder

public static U.ArrayBuilder arrayBuilder()

propertiesToMap

public static Map<String,Object> propertiesToMap(Properties properties)

mapToProperties

public static Properties mapToProperties(Map<String,Object> map)