org.mobicents.media.server.utils

Class Text

java.lang.Object

org.mobicents.media.server.utils.Text

All Implemented Interfaces:

CharSequence

Direct Known Subclasses:

EncodingName

public class Text
extends Object
implements CharSequence

Case insensitive text block representation. This class provides time deterministic and fast methods for creating and comparing short character strings like format names, attribute values, etc.

Author:

kulikov

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	chars
protected int	len
protected int	pos

Constructor Summary

Constructors

Modifier	Constructor and Description
	Text() Create an empty text object.
	Text(byte[] data, int pos, int len) Creates new instance and straining it into memory.
	Text(int i) Creates new text matching to specified integer number.
	Text(String s) Creates new instance with specified text.
protected	Text(Text another) Creates new object with specified text.

Method Summary

Methods

Modifier and Type	Method and Description
char	charAt(int index) (Non Java-doc.)
boolean	contains(char c) Checks does specified symbol is present in this text.
void	copy(Text destination) Copies reference to another text object.
void	copyRemainder(Text other) Copies substring from the current line upto the end to the specified destination.
int	divide(char[] separators, Text[] parts)
int	divide(char separator, Text[] parts) Divides text into parts using given separator and writes results into the parts array.
void	duplicate(Text destination) Copies data from this buffer to another buffer.
boolean	equals(Object other)
int	hashCode()
boolean	hasMoreLines() Shows is this text contains more lines.
int	hexToInteger()
int	indexOf(char value)
int	indexOf(Text value)
int	length() (Non Java-doc.)
Text	nextLine() Extracts next line from this text.
Collection<Text>	split(char separator) Splits text into partitions.
Collection<Text>	split(Text separator) Splits text into partitions.
boolean	startsWith(Text pattern) Indicates whether the text starts with a certain pattern.
void	strain(byte[] data, int pos, int len) Strains this object into the memory area.
CharSequence	subSequence(int start, int end) (Non Java-doc.)
Text	subtext(int start)
Text	subtext(int start, int end)
int	toInteger() Converts string value to integer
long	toLong() Converts string value to long
String	toString()
void	trim() Removes whitespace from the head and tail of the string.
void	write(ByteBuffer buffer) Writes this text into byte buffer.

Methods inherited from class java.lang.Object

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

Field Detail

chars

protected byte[] chars

pos

protected int pos

len

protected int len

Constructor Detail

Text

public Text()

Create an empty text object. This object later can be strained on some memory area

Text

protected Text(Text another)

Creates new object with specified text.

Parameters:

another - the text object.

Text

public Text(String s)

Creates new instance with specified text.

Parameters:

s - the text value.

Text

public Text(int i)

Creates new text matching to specified integer number.

Parameters:

i - the integer number.

Text

public Text(byte[] data,
    int pos,
    int len)

Creates new instance and straining it into memory.

Parameters:

data - memory

pos - initial position

len - the length from the initial position

Method Detail

strain

public void strain(byte[] data,
          int pos,
          int len)

Strains this object into the memory area.

Parameters:

data - the memory area

pos - the initial position

len - the length of area to use

length

public int length()

(Non Java-doc.)

Specified by:

length in interface CharSequence

See Also:

CharSequence.length()

charAt

public char charAt(int index)

(Non Java-doc.)

Specified by:

charAt in interface CharSequence

See Also:

CharSequence.charAt(int)

copy

public void copy(Text destination)

Copies reference to another text object.

Parameters:

destination - the another text object

duplicate

public void duplicate(Text destination)

Copies data from this buffer to another buffer.

Parameters:

destination - the pointer to another buffer.

divide

public int divide(char separator,
         Text[] parts)

Divides text into parts using given separator and writes results into the parts array.

Parameters:

separator - the character used for splitting

parts - the array used to hold parts of the text

Returns:

the number of parts.

divide

public int divide(char[] separators,
         Text[] parts)

subSequence

public CharSequence subSequence(int start,
                       int end)

(Non Java-doc.)

Specified by:

subSequence in interface CharSequence

See Also:

CharSequence.subSequence(int, int);

subtext

public Text subtext(int start,
           int end)

subtext

public Text subtext(int start)

split

public Collection<Text> split(char separator)

Splits text into partitions.

Parameters:

separator - character used for partitioning

Returns:

array of text strings.

split

public Collection<Text> split(Text separator)

Splits text into partitions.

Parameters:

separator - character used for partitioning

Returns:

array of text strings.

indexOf

public int indexOf(Text value)

indexOf

public int indexOf(char value)

trim

public void trim()

Removes whitespace from the head and tail of the string.

nextLine

public Text nextLine()

Extracts next line from this text.

Returns:

hasMoreLines

public boolean hasMoreLines()

Shows is this text contains more lines.

Returns:

true if there are more lines

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

startsWith

public boolean startsWith(Text pattern)

Indicates whether the text starts with a certain pattern.

Parameters:

pattern - The pattern to match

Returns:

true if this text starts with the pattern. Otherwise, or if the pattern is null, returns false.

toString

public String toString()

Specified by:

toString in interface CharSequence

Overrides:

toString in class Object

toInteger

public int toInteger()
              throws NumberFormatException

Converts string value to integer

Returns:

integer value

Throws:

NumberFormatException

toLong

public long toLong()
            throws NumberFormatException

Converts string value to long

Returns:

long value

Throws:

NumberFormatException

hexToInteger

public int hexToInteger()
                 throws NumberFormatException

Throws:

NumberFormatException

write

public void write(ByteBuffer buffer)

Writes this text into byte buffer.

Parameters:

buffer - the buffer for writing.

copyRemainder

public void copyRemainder(Text other)

Copies substring from the current line upto the end to the specified destination.

Parameters:

other - the destination object

contains

public boolean contains(char c)

Checks does specified symbol is present in this text.

Parameters:

c - the character to verify.

Returns:

true if character c is presented in this text and false otherwise.