java.lang
Class StringBuffer

java.lang.Object
  java.lang.StringBuffer

All Implemented Interfaces:

Serializable, CharSequence

public final class StringBuffer
extends Object
implements Serializable, CharSequence

Standard mutable string representation, as specified by the standard Java API.

Compliance: CLDC: 1.0 complete

Compliance: J2SE: 1.4 incomplete

• missing append(float)
• missing append(double)
• missing insert(int, float)
• missing insert(int, double)
• missing indexOf(String)
• missing indexOf(String, int)
• missing lastIndexOf(String)
• missing lastIndexOf(String, int)

See Also:

Serialized Form

Constructor Summary

StringBuffer()

StringBuffer(int length)

StringBuffer(String str)

Method Summary

StringBuffer	append(boolean b)
StringBuffer	append(char c)
StringBuffer	append(char[] str)
StringBuffer	append(char[] str, int offset, int len)
StringBuffer	append(double d)
StringBuffer	append(float f)
StringBuffer	append(int i)
StringBuffer	append(long l)
StringBuffer	append(Object obj)
StringBuffer	append(String str)
StringBuffer	append(StringBuffer sb)
int	capacity()
char	charAt(int index)
StringBuffer	delete(int start, int end)
StringBuffer	deleteCharAt(int index)
void	ensureCapacity(int minimumCapacity)
void	getChars(int srcBegin, int srcEnd, char[] dst, int dstBegin)
int	indexOf(String str)
int	indexOf(String str, int fromIndex)
StringBuffer	insert(int offset, boolean b)
StringBuffer	insert(int offset, char c)
StringBuffer	insert(int offset, char[] str)
StringBuffer	insert(int index, char[] str, int offset, int count)
StringBuffer	insert(int offset, double d)
StringBuffer	insert(int offset, float f)
StringBuffer	insert(int offset, int i)
StringBuffer	insert(int offset, long l)
StringBuffer	insert(int offset, Object obj)
StringBuffer	insert(int offset, String str)
int	length()
StringBuffer	replace(int start, int end, String str)
StringBuffer	reverse()
void	setCharAt(int index, char ch)
void	setLength(int newLength)
CharSequence	subSequence(int start, int end)
String	substring(int start)
String	substring(int start, int end)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

StringBuffer

public StringBuffer()

StringBuffer

public StringBuffer(int length)

StringBuffer

public StringBuffer(String str)

Method Detail

length

public int length()

Specified by:

length in interface CharSequence

capacity

public int capacity()

ensureCapacity

public void ensureCapacity(int minimumCapacity)

setLength

public void setLength(int newLength)

charAt

public char charAt(int index)

Specified by:

charAt in interface CharSequence

getChars

public void getChars(int srcBegin,
                     int srcEnd,
                     char[] dst,
                     int dstBegin)

setCharAt

public void setCharAt(int index,
                      char ch)

append

public StringBuffer append(Object obj)

append

public StringBuffer append(String str)

append

public StringBuffer append(StringBuffer sb)

append

public StringBuffer append(char[] str)

append

public StringBuffer append(char[] str,
                           int offset,
                           int len)

append

public StringBuffer append(boolean b)

append

public StringBuffer append(char c)

append

public StringBuffer append(int i)

append

public StringBuffer append(long l)

append

public StringBuffer append(float f)

append

public StringBuffer append(double d)

delete

public StringBuffer delete(int start,
                           int end)

deleteCharAt

public StringBuffer deleteCharAt(int index)

replace

public StringBuffer replace(int start,
                            int end,
                            String str)

substring

public String substring(int start)

subSequence

public CharSequence subSequence(int start,
                                int end)

Specified by:

subSequence in interface CharSequence

substring

public String substring(int start,
                        int end)

insert

public StringBuffer insert(int index,
                           char[] str,
                           int offset,
                           int count)

insert

public StringBuffer insert(int offset,
                           Object obj)

insert

public StringBuffer insert(int offset,
                           String str)

insert

public StringBuffer insert(int offset,
                           char[] str)

insert

public StringBuffer insert(int offset,
                           boolean b)

insert

public StringBuffer insert(int offset,
                           char c)

insert

public StringBuffer insert(int offset,
                           int i)

insert

public StringBuffer insert(int offset,
                           long l)

insert

public StringBuffer insert(int offset,
                           float f)

insert

public StringBuffer insert(int offset,
                           double d)

indexOf

public int indexOf(String str)

indexOf

public int indexOf(String str,
                   int fromIndex)

reverse

public StringBuffer reverse()

toString

public String toString()

Specified by:

toString in interface CharSequence

Overrides:

toString in class Object