jetbrains.exodus.util

Class UTFUtil

java.lang.Object

jetbrains.exodus.util.UTFUtil

public class UTFUtil
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	NULL_STRING_UTF_VALUE

Method Summary

Modifier and Type	Method and Description
static java.lang.String	fromAsciiByteArray(@NotNull byte[] bytes, int off, int len)
static int	getUtfByteLength(@NotNull java.lang.String value)
static @Nullable java.lang.String	readUTF(@NotNull java.io.InputStream stream) Reads a string from input stream saved as a sequence of UTF chunks.
static void	utfCharsToBytes(@NotNull java.lang.String value, byte[] bytes, int offset)
static void	writeUTF(@NotNull java.io.OutputStream stream, @NotNull java.lang.String str) Writes long strings to output stream as several chunks.

Methods inherited from class java.lang.Object

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

Field Detail

NULL_STRING_UTF_VALUE

public static final int NULL_STRING_UTF_VALUE

See Also:

Constant Field Values

Method Detail

writeUTF

public static void writeUTF(@NotNull
                            @NotNull java.io.OutputStream stream,
                            @NotNull
                            @NotNull java.lang.String str)
                     throws java.io.IOException

Writes long strings to output stream as several chunks.

Parameters:

stream - stream to write to.

str - string to be written.

Throws:

java.io.IOException - if something went wrong

readUTF

@Nullable
public static @Nullable java.lang.String readUTF(@NotNull
                                                           @NotNull java.io.InputStream stream)
                                                    throws java.io.IOException

Reads a string from input stream saved as a sequence of UTF chunks.

Parameters:

stream - stream to read from.

Returns:

output string

Throws:

java.io.IOException - if something went wrong

fromAsciiByteArray

public static java.lang.String fromAsciiByteArray(@NotNull
                                                  @NotNull byte[] bytes,
                                                  int off,
                                                  int len)

getUtfByteLength

public static int getUtfByteLength(@NotNull
                                   @NotNull java.lang.String value)

utfCharsToBytes

public static void utfCharsToBytes(@NotNull
                                   @NotNull java.lang.String value,
                                   byte[] bytes,
                                   int offset)