#LyX 2.3 created this file. For more info see http://www.lyx.org/ \lyxformat 544 \begin_document \begin_header \save_transient_properties true \origin unavailable \textclass book \use_default_options true \maintain_unincluded_children false \language spanish \language_package default \inputencoding auto \fontencoding global \font_roman "default" "default" \font_sans "default" "default" \font_typewriter "default" "default" \font_math "auto" "auto" \font_default_family default \use_non_tex_fonts false \font_sc false \font_osf false \font_sf_scale 100 100 \font_tt_scale 100 100 \use_microtype false \use_dash_ligatures true \graphics default \default_output_format default \output_sync 0 \bibtex_command default \index_command default \paperfontsize default \spacing single \use_hyperref false \papersize default \use_geometry false \use_package amsmath 1 \use_package amssymb 1 \use_package cancel 1 \use_package esint 1 \use_package mathdots 1 \use_package mathtools 1 \use_package mhchem 1 \use_package stackrel 1 \use_package stmaryrd 1 \use_package undertilde 1 \cite_engine basic \cite_engine_type default \biblio_style plain \use_bibtopic false \use_indices false \paperorientation portrait \suppress_date false \justification true \use_refstyle 1 \use_minted 0 \index Index \shortcut idx \color #008000 \end_index \secnumdepth 3 \tocdepth 3 \paragraph_separation indent \paragraph_indentation default \is_math_indent 0 \math_numbering_side default \quotes_style french \dynamic_quotes 0 \papercolumns 1 \papersides 1 \paperpagestyle default \tracking_changes false \output_changes false \html_math_output 0 \html_css_as_file 0 \html_be_strict false \end_header \begin_body \begin_layout Section* \family typewriter java.io \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset interface \begin_inset space ~ \end_inset Closeable \family default \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter extends AutoCloseable \end_layout \end_inset Fuente o destino de datos que puede ser cerrado. \end_layout \begin_deeper \begin_layout Description \family typewriter \series bold void \begin_inset space ~ \end_inset close() \family default \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter throws IOException \end_layout \end_inset Cierra este flujo y libera cualquier recurso asociado con él. \end_layout \end_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset FileNotFoundException \begin_inset space ~ \end_inset extends \begin_inset space ~ \end_inset IOException \family default \series default Indica que ha fallado un intento de abrir el fichero con nombre especificado. \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset IOException \begin_inset space ~ \end_inset extends \begin_inset space ~ \end_inset Exception \family default \series default Señaliza una excepción de E/S. \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset IOException(String) \family default Construye una \family typewriter IOException \family default con el mensaje especificado. \end_layout \end_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset abstract \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset InputStream \begin_inset space ~ \end_inset \series default implements \begin_inset space ~ \end_inset Closeable \family default Representa un flujo de entrada de bytes. \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter abstract int read() \end_layout \end_inset \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset PrintStream \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter extends FilterOutputStream \end_layout \end_inset \family default Añade a otro flujo de salida la habilidad de imprimir representaciones de datos convenientemente. \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset void \begin_inset space ~ \end_inset println(String) \family default Imprime una cadena y termina la línea. \end_layout \end_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset abstract \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset PrintWriter \family default \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter extends Writer \end_layout \end_inset Imprime representaciones de objetos con formato a un flujo de salida de texto. \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter public abstract class Writer() \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset public abstract void close() throws IOException \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset public abstract void flush() throws IOException \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset public abstract void write(char[],int,int) \end_layout \end_inset \end_layout \begin_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset PrintWriter(String) \begin_inset space ~ \end_inset throws \begin_inset space ~ \end_inset FileNotFoundException \family default \series default Construye un nuevo \family typewriter PrintWriter \family default con el nombre de fichero indicado. \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset boolean \begin_inset space ~ \end_inset checkError() \family default \series default Comprueba su estado de error. \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset void \begin_inset space ~ \end_inset println(String) \family default Imprime una cadena y termina la línea. \end_layout \end_deeper \begin_layout Section* \family typewriter java.lang \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset Integer \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset String \begin_inset space ~ \end_inset toHexString(int) \family default Devuelve una representación textual del argumento entero como entero sin signo en base 16, una cadena de dígitos ASCII en hexadecimal sin \family typewriter 0 \family default s extra a la izquierda. \end_layout \end_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset Math \end_layout \begin_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset double \begin_inset space ~ \end_inset PI \family default \series default El valor de doble precisión más cerca que cualquier otro a \begin_inset Formula $\pi$ \end_inset . \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset double \begin_inset space ~ \end_inset sqrt(double) \family default Devuelve la raíz cuadrada positiva de un valor correctamente redondeada. \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset double \begin_inset space ~ \end_inset pow(double, \begin_inset space ~ \end_inset double) \family default \series default Devuelve el primer argumento elevado a la potencia del segundo. \end_layout \end_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset String \begin_inset space ~ \end_inset implements \begin_inset space ~ \end_inset CharSequence \family default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter , Serializable, Comparable \end_layout \end_inset Representa cadenas inmutables de caracteres. Todos los literales de cadena en programas Java, como \family typewriter " \emph on abc \emph default " \family default , son instancias de esta clase. El lenguaje proporciona soporte especial para el operador de concatenación ( \family typewriter + \family default ), y para conversión de otros objetos a cadenas al concatenar. Las conversiones se implementan mediante el método \family typewriter toString \family default . \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter public interface CharSequence \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset char charAt(int) \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset int length() \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset CharSequence subSequence(int, int) \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset String toString() \end_layout \end_inset \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset boolean \begin_inset space ~ \end_inset contains(CharSequence) \family default Indica si esta cadena contiene la secuencia de caracteres especificada. \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset int \begin_inset space ~ \end_inset length() \family default Devuelve el número de unidades de código Unicode en la cadena. \end_layout \end_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset System \end_layout \begin_deeper \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset InputStream \begin_inset space ~ \end_inset in \family default \series default El flujo de entrada estándar. \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset PrintStream \begin_inset space ~ \end_inset out \family default El flujo de salida estándar. \end_layout \end_deeper \begin_layout Section* \family typewriter java.net \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset MalformedURLException \begin_inset space ~ \end_inset extends \begin_inset space ~ \end_inset IOException \family default \series default Indica una URL mal formada. \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset URL \family default \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter implements Serializable \end_layout \end_inset Representa una URL. \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset URL(String) \begin_inset space ~ \end_inset throws \begin_inset space ~ \end_inset MalformedURLException \family default Construye una URL a partir de su representación como cadena. \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset InputStream \begin_inset space ~ \end_inset openStream() \begin_inset space ~ \end_inset throws \begin_inset space ~ \end_inset IOException \family default \series default Abre una conexión a la URL y devuelve un \family typewriter InputStream \family default para leer de esta. \end_layout \end_deeper \begin_layout Section* \family typewriter java.time \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset LocalTime \begin_inset space ~ \end_inset implements \begin_inset space ~ \end_inset ChronoLocalDate \family default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter , Temporal, TemporalAdjuster, Serializable \end_layout \end_inset Fecha sin zona horaria. Inmutable. \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset LocalDate \begin_inset space ~ \end_inset now() \family default Obtiene la fecha actual del reloj del sistema en la zona horaria por defecto. \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset LocalDate \begin_inset space ~ \end_inset of(int, \begin_inset space ~ \end_inset int, \begin_inset space ~ \end_inset int) \family default \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter throws DateTimeException \end_layout \end_inset Obtiene una instancia de \family typewriter LocalDate \family default desde un año, mes y día, respectivamente. \end_layout \end_deeper \begin_layout Section* \family typewriter java.time.chrono \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset interface \begin_inset space ~ \end_inset ChronoLocalDate \family default \series medium \begin_inset Note Greyedout status open \begin_layout Plain Layout \end_layout \end_inset \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter extends Temporal, TemporalAdjuster, Comparable \end_layout \end_inset \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter public interface Temporal extends TemporalAccessor \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset boolean isSupported(TemporalUnit) \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset Temporal plus(long,TemporalUnit) throws DateTimeException, UnsupportedTemporalEx ception, ArithmeticException \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset long until(Temporal, TemporalUnit) throws DateTimeException, UnsupportedTemporal TypeException, ArithmeticException \end_layout \begin_layout Plain Layout \family typewriter \begin_inset space ~ \end_inset \begin_inset space ~ \end_inset Temporal with(TemporalField, long) throws DateTimeException, UnsupportedTemporal TypeException, ArithmeticException \end_layout \begin_layout Plain Layout \family typewriter default boolean isSupported(TemporalUnit) \end_layout \begin_layout Plain Layout \family typewriter default Temporal plus(long,TemporalUnit) throws DateTimeException, ArithmeticExc eption \end_layout \begin_layout Plain Layout \family typewriter default Temporal with(TemporalField, long) throws DateTimeException, Unsupported TemporalTypeException, ArithmeticException \end_layout \begin_layout Plain Layout \family typewriter boolean equals(Object) \end_layout \begin_layout Plain Layout \family typewriter Chronology getChronology() \end_layout \begin_layout Plain Layout \family typewriter int hashCode() \end_layout \begin_layout Plain Layout \family typewriter int lengthOfMonth() \end_layout \begin_layout Plain Layout \family typewriter String toString() \end_layout \begin_layout Plain Layout \family typewriter ChronoPeriod until(ChronoLocalDate) throws DateTimeException, ArithmeticExceptio n \end_layout \end_inset \end_layout \begin_deeper \begin_layout Description \family typewriter default \begin_inset space ~ \end_inset boolean \begin_inset space ~ \end_inset isAfter(ChronoLocalDate) \family default Comprueba si esta fecha es posterior a la especificada. \end_layout \begin_layout Description \family typewriter default \begin_inset space ~ \end_inset boolean \begin_inset space ~ \end_inset isBefore(ChronoLocalDate) \family default Comprueba si es anterior. \end_layout \begin_layout Description \family typewriter default \begin_inset space ~ \end_inset boolean \begin_inset space ~ \end_inset isEqual(ChronoLocalDate) \family default Comprueba si es igual. \end_layout \end_deeper \begin_layout Section* \family typewriter java.util \end_layout \begin_layout Description \family typewriter \series bold public \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset Random \family default \series default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter implements Serializable \end_layout \end_inset Genera números pseudoaleatorios. \end_layout \begin_deeper \begin_layout Description \family typewriter \series bold public \series default \begin_inset space ~ \end_inset Random() \family default Construye un generador de números aleatorios. \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset int \begin_inset space ~ \end_inset nextInt(int) \family default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter throws IllegalArgumentException \end_layout \end_inset Devuelve un valor entero pseudoaleatorio distribuido uniformemente entre 0 (inclusive) y el valor especificado (exclusive), extraído de la secuencia del generador. \end_layout \end_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset Scanner \begin_inset space ~ \end_inset implements \begin_inset space ~ \end_inset Closeable \family default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter , Iterator \end_layout \end_inset Escáner de texto simple. \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset Scanner(InputStream) \family default Construye un escáner que produce valores del flujo de entrada especificado. \end_layout \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset String \begin_inset space ~ \end_inset nextLine() \family default Devuelve el resto de la línea actual, excluyendo cualquier separador de línea al final. La posición se establece al principio de la siguiente línea. \end_layout \end_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset final \begin_inset space ~ \end_inset class \begin_inset space ~ \end_inset UUID \family default \begin_inset Note Comment status open \begin_layout Plain Layout \family typewriter implements Serializable, Comparable \end_layout \end_inset Representa unn identificador único universal. \end_layout \begin_deeper \begin_layout Description \family typewriter public \begin_inset space ~ \end_inset static \begin_inset space ~ \end_inset UUID \begin_inset space ~ \end_inset randomUUID() \family default Obtiene un UUID usando un generador de números pseudoaleatorios. \end_layout \end_deeper \end_body \end_document