Package com.alibaba.fastjson2.util

Class IOUtils

java.lang.Object
com.alibaba.fastjson2.util.IOUtils
public class IOUtils extends Object

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    ALSE
     
    static final long
    ALSE_64
     
    static final int[]
    DIGITS_K
     
    static final int
    NULL_32
     
    static final long
    NULL_64
     
    static final int
    TRUE
     
    static final long
    TRUE_64
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    IOUtils()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static void
    close(Closeable x)
     
    static int
    decodeUTF8(byte[] src, int off, int len, byte[] dst)
     
    static int
    decodeUTF8(byte[] src, int off, int len, char[] dst)
     
    static int
    encodeUTF8(byte[] src, int offset, int len, byte[] dst, int dp)
     
    static int
    encodeUTF8(char[] src, int offset, int len, byte[] dst, int dp)
     
    static void
    getChars(int i, int index, byte[] buf)
     
    static void
    getChars(int i, int index, char[] buf)
     
    static void
    getChars(long i, int index, byte[] buf)
     
    static void
    getChars(long i, int index, char[] buf)
     
    static boolean
    isNumber(byte[] chars, int off, int len)
     
    static boolean
    isNumber(char[] chars, int off, int len)
     
    static boolean
    isNumber(String str)
     
    static long
    lines(File file)
     
    static long
    lines(InputStream in)
     
    static int
    stringSize(int x)
     
    static int
    stringSize(long x)
     
    static int
    writeDecimal(byte[] buf, int off, long unscaledVal, int scale)
     
    static int
    writeDecimal(char[] buf, int off, long unscaledVal, int scale)
     
    static int
    writeInt32(byte[] buf, int pos, int value)
     
    static int
    writeInt32(char[] buf, int pos, int value)
     
    static int
    writeInt64(byte[] buf, int pos, long value)
     
    static int
    writeInt64(char[] buf, int pos, long value)
     
    static int
    writeLocalDate(byte[] bytes, int off, int year, int month, int dayOfMonth)
     
    static int
    writeLocalDate(char[] chars, int off, int year, int month, int dayOfMonth)
     
    static int
    writeLocalTime(byte[] bytes, int off, LocalTime time)
     
    static int
    writeLocalTime(char[] bytes, int off, LocalTime time)
     

    Methods inherited from class java.lang.Object

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

  • Field Details

    • NULL_32

      public static final int NULL_32

    • NULL_64

      public static final long NULL_64

    • TRUE

      public static final int TRUE

    • TRUE_64

      public static final long TRUE_64

    • ALSE

      public static final int ALSE

    • ALSE_64

      public static final long ALSE_64

    • DIGITS_K

      public static final int[] DIGITS_K

  • Constructor Details

    • IOUtils

      public IOUtils()

  • Method Details

    • stringSize

      public static int stringSize(int x)

    • stringSize

      public static int stringSize(long x)

    • getChars

      public static void getChars(int i, int index, byte[] buf)

    • getChars

      public static void getChars(int i, int index, char[] buf)

    • getChars

      public static void getChars(long i, int index, byte[] buf)

    • getChars

      public static void getChars(long i, int index, char[] buf)

    • writeDecimal

      public static int writeDecimal(byte[] buf, int off, long unscaledVal, int scale)

    • writeDecimal

      public static int writeDecimal(char[] buf, int off, long unscaledVal, int scale)

    • encodeUTF8

      public static int encodeUTF8(byte[] src, int offset, int len, byte[] dst, int dp)

    • encodeUTF8

      public static int encodeUTF8(char[] src, int offset, int len, byte[] dst, int dp)

    • isNumber

      public static boolean isNumber(String str)

    • isNumber

      public static boolean isNumber(char[] chars, int off, int len)

    • isNumber

      public static boolean isNumber(byte[] chars, int off, int len)

    • close

      public static void close(Closeable x)

    • decodeUTF8

      public static int decodeUTF8(byte[] src, int off, int len, byte[] dst)

    • decodeUTF8

      public static int decodeUTF8(byte[] src, int off, int len, char[] dst)

    • lines

      public static long lines(File file) throws Exception
      Throws:
      Exception

    • lines

      public static long lines(InputStream in) throws Exception
      Throws:
      Exception

    • writeLocalDate

      public static int writeLocalDate(byte[] bytes, int off, int year, int month, int dayOfMonth)

    • writeLocalDate

      public static int writeLocalDate(char[] chars, int off, int year, int month, int dayOfMonth)

    • writeLocalTime

      public static int writeLocalTime(byte[] bytes, int off, LocalTime time)

    • writeLocalTime

      public static int writeLocalTime(char[] bytes, int off, LocalTime time)

    • writeInt64

      public static int writeInt64(byte[] buf, int pos, long value)

    • writeInt64

      public static int writeInt64(char[] buf, int pos, long value)

    • writeInt32

      public static int writeInt32(byte[] buf, int pos, int value)

    • writeInt32

      public static int writeInt32(char[] buf, int pos, int value)