cn.langpy.core

类 ListFrame<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.ArrayList<E>

cn.langpy.core.ListFrame<E>

所有已实现的接口:

Serializable, Cloneable, Iterable<E>, Collection<E>, List<E>, RandomAccess

public class ListFrame<E>
extends ArrayList<E>

另请参阅:

序列化表格

字段概要

从类继承的字段 java.util.AbstractList

modCount

构造器概要

构造器

构造器和说明
ListFrame()
ListFrame(Collection<E> c)
ListFrame(int initialCapacity)

方法概要

限定符和类型	方法和说明
int	argmax()
int	argmin()
ListFrame<Double>	asDouble()
ListFrame<Float>	asFloat()
ListFrame<Integer>	asInteger()
ListFrame<String>	asString()
double	avg()
<T> ListFrame<T>	distinct()
<T> ListFrame<T>	dropNull()
MapFrame<E,Integer>	frequency()
static <E> ListFrame<E>	fromList(List<E> list)
<T> ListFrame<T>	get(Function<E,T> fun)
<T> ListFrame<T>	get(String columnName)
List<String>	getColumns()
MapFrame<Object,ListFrame>	groupBy(String columnName)
ListFrame<E>	handle(DataHandlerInterface<E> dataProcess)
<T> ListFrame<T>	handle(Function<E,T> fun)
ListFrame<E>	handle(Predicate<E> condition, DataHandlerInterface<E> dataProcess)
<T> ListFrame<T>	handle(Predicate<E> condition, Function<E,T> fun)
ListFrame<E>	handle(Predicate<E> condition, String expressions)
ListFrame<E>	handle(Predicate<E> condition, String ifExpressions, String elseExpressions)
ListFrame<E>	handle(String expressions)
void	initDataSource(DataBaseConfig dataBaseConfig)
void	initDataSource(DataSource dataSource)
<T> T	max()
<T> T	min()
static ListFrame<Map<String,Object>>	readMap(String path)
static ListFrame<Map<String,Object>>	readMap(String path, Charset charset)
static ListFrame<Map<String,Object>>	readMap(String path, Class[] columnTypes)
static ListFrame<Map<String,Object>>	readMap(String path, Class[] columnTypes, Charset charset)
static ListFrame<Map<String,Object>>	readMap(String path, String splitBy)
static ListFrame<Map<String,Object>>	readMap(String path, String splitBy, Charset charset)
static ListFrame<Map<String,Object>>	readMap(String path, String splitBy, Class[] columnTypes)
static ListFrame<Map<String,Object>>	readMap(String path, String splitBy, Class[] columnTypes, Charset charset)
static ListFrame<Map<String,Object>>	readMap(String path, String splitBy, List<Class> columnTypes, Charset charset)
ListFrame<Map<String,Object>>	readSql(String sql)
static ListFrame<Map<String,Object>>	readSql(String sql, DataBaseConfig config)
static ListFrame<Map<String,Object>>	readSql(String sql, DataSource dataSource)
static ListFrame<String>	readString(String path)
static ListFrame<String>	readString(String path, Charset charset)
ListFrame<E>	replace(String src, String tar)
ListFrame<E>	replace(String column, String src, String tar)
void	setColumns(List<String> columns)
double	standardDeviation()
double	sum()
void	toFile(String path)
List<E>	toList()
ListFrame<Map<String,Object>>	toMapList()
<T> ListFrame<T>	toObjectList(Class<T> beanClass)
double	variance()

从类继承的方法 java.util.ArrayList

add, add, addAll, addAll, clear, clone, contains, ensureCapacity, forEach, get, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, remove, remove, removeAll, removeIf, removeRange, replaceAll, retainAll, set, size, sort, spliterator, subList, toArray, toArray, trimToSize

从类继承的方法 java.util.AbstractList

equals, hashCode

从类继承的方法 java.util.AbstractCollection

containsAll, toString

从类继承的方法 java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

从接口继承的方法 java.util.List

containsAll, equals, hashCode

从接口继承的方法 java.util.Collection

parallelStream, stream

构造器详细资料

ListFrame

public ListFrame(int initialCapacity)

ListFrame

public ListFrame()

ListFrame

public ListFrame(Collection<E> c)

方法详细资料

getColumns

public List<String> getColumns()

setColumns

public void setColumns(List<String> columns)

fromList

public static <E> ListFrame<E> fromList(List<E> list)

initDataSource

public void initDataSource(DataSource dataSource)

initDataSource

public void initDataSource(DataBaseConfig dataBaseConfig)

readSql

public ListFrame<Map<String,Object>> readSql(String sql)

readSql

public static ListFrame<Map<String,Object>> readSql(String sql,
                                                    DataSource dataSource)

readSql

public static ListFrame<Map<String,Object>> readSql(String sql,
                                                    DataBaseConfig config)

readString

public static ListFrame<String> readString(String path,
                                           Charset charset)

readString

public static ListFrame<String> readString(String path)

readMap

public static ListFrame<Map<String,Object>> readMap(String path)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    Charset charset)

toObjectList

public <T> ListFrame<T> toObjectList(Class<T> beanClass)

toMapList

public ListFrame<Map<String,Object>> toMapList()

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    String splitBy,
                                                    List<Class> columnTypes,
                                                    Charset charset)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    String splitBy,
                                                    Class[] columnTypes,
                                                    Charset charset)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    String splitBy,
                                                    Class[] columnTypes)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    Class[] columnTypes,
                                                    Charset charset)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    Class[] columnTypes)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    String splitBy)

readMap

public static ListFrame<Map<String,Object>> readMap(String path,
                                                    String splitBy,
                                                    Charset charset)

get

public <T> ListFrame<T> get(Function<E,T> fun)

get

public <T> ListFrame<T> get(String columnName)

distinct

public <T> ListFrame<T> distinct()

replace

public ListFrame<E> replace(String src,
                            String tar)

replace

public ListFrame<E> replace(String column,
                            String src,
                            String tar)

handle

public ListFrame<E> handle(Predicate<E> condition,
                           DataHandlerInterface<E> dataProcess)

handle

public ListFrame<E> handle(DataHandlerInterface<E> dataProcess)

handle

public ListFrame<E> handle(Predicate<E> condition,
                           String ifExpressions,
                           String elseExpressions)

handle

public ListFrame<E> handle(Predicate<E> condition,
                           String expressions)

handle

public ListFrame<E> handle(String expressions)

handle

public <T> ListFrame<T> handle(Predicate<E> condition,
                               Function<E,T> fun)

handle

public <T> ListFrame<T> handle(Function<E,T> fun)

groupBy

public MapFrame<Object,ListFrame> groupBy(String columnName)

argmax

public int argmax()

max

public <T> T max()

argmin

public int argmin()

min

public <T> T min()

avg

public double avg()

sum

public double sum()

asDouble

public ListFrame<Double> asDouble()

asFloat

public ListFrame<Float> asFloat()

asInteger

public ListFrame<Integer> asInteger()

asString

public ListFrame<String> asString()

toList

public List<E> toList()

toFile

public void toFile(String path)

variance

public double variance()

standardDeviation

public double standardDeviation()

frequency

public MapFrame<E,Integer> frequency()

dropNull

public <T> ListFrame<T> dropNull()