com.mpatric.mp3agic

Class BufferTools

java.lang.Object

com.mpatric.mp3agic.BufferTools

public class BufferTools
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	defaultCharsetName

Constructor Summary

Constructors

Constructor and Description
BufferTools()

Method Summary

Modifier and Type	Method and Description
static String	asciiOnly(String s)
static String	byteBufferToString(byte[] bytes, int offset, int length)
static String	byteBufferToString(byte[] bytes, int offset, int length, String charsetName)
static String	byteBufferToStringIgnoringEncodingIssues(byte[] bytes, int offset, int length)
static boolean	checkBit(byte b, int bitPosition)
static byte[]	copyBuffer(byte[] bytes, int offset, int length)
static void	copyIntoByteBuffer(byte[] bytes, int offset, int length, byte[] destBuffer, int destOffset)
static int	indexOfTerminator(byte[] bytes)
static int	indexOfTerminator(byte[] bytes, int fromIndex)
static int	indexOfTerminator(byte[] bytes, int fromIndex, int terminatorLength)
static int	indexOfTerminatorForEncoding(byte[] bytes, int fromIndex, int encoding)
static byte[]	packInteger(int i)
static byte[]	packSynchsafeInteger(int i)
static void	packSynchsafeInteger(int i, byte[] bytes, int offset)
static String	padStringRight(String s, int length, char padWith)
static byte	setBit(byte b, int bitPosition, boolean value)
static int	shiftByte(byte c, int places)
static int	sizeSynchronisationWouldSubtract(byte[] bytes)
static int	sizeUnsynchronisationWouldAdd(byte[] bytes)
static void	stringIntoByteBuffer(String s, int offset, int length, byte[] bytes, int destOffset)
static void	stringIntoByteBuffer(String s, int offset, int length, byte[] bytes, int destOffset, String charsetName)
static byte[]	stringToByteBuffer(String s, int offset, int length)
static byte[]	stringToByteBuffer(String s, int offset, int length, String charsetName)
static byte[]	stringToByteBufferIgnoringEncodingIssues(String s, int offset, int length)
static String	substitute(String s, String replaceThis, String withThis)
static byte[]	synchroniseBuffer(byte[] bytes)
static String	trimStringRight(String s)
static int	unpackInteger(byte b1, byte b2, byte b3, byte b4)
static int	unpackSynchsafeInteger(byte b1, byte b2, byte b3, byte b4)
static byte[]	unsynchroniseBuffer(byte[] bytes)

Methods inherited from class java.lang.Object

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

Field Detail

defaultCharsetName

protected static final String defaultCharsetName

See Also:

Constant Field Values

Constructor Detail

BufferTools

public BufferTools()

Method Detail

byteBufferToStringIgnoringEncodingIssues

public static String byteBufferToStringIgnoringEncodingIssues(byte[] bytes,
                                                              int offset,
                                                              int length)

byteBufferToString

public static String byteBufferToString(byte[] bytes,
                                        int offset,
                                        int length)
                                 throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

byteBufferToString

public static String byteBufferToString(byte[] bytes,
                                        int offset,
                                        int length,
                                        String charsetName)
                                 throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

stringToByteBufferIgnoringEncodingIssues

public static byte[] stringToByteBufferIgnoringEncodingIssues(String s,
                                                              int offset,
                                                              int length)

stringToByteBuffer

public static byte[] stringToByteBuffer(String s,
                                        int offset,
                                        int length)
                                 throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

stringToByteBuffer

public static byte[] stringToByteBuffer(String s,
                                        int offset,
                                        int length,
                                        String charsetName)
                                 throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

stringIntoByteBuffer

public static void stringIntoByteBuffer(String s,
                                        int offset,
                                        int length,
                                        byte[] bytes,
                                        int destOffset)
                                 throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

stringIntoByteBuffer

public static void stringIntoByteBuffer(String s,
                                        int offset,
                                        int length,
                                        byte[] bytes,
                                        int destOffset,
                                        String charsetName)
                                 throws UnsupportedEncodingException

Throws:

UnsupportedEncodingException

trimStringRight

public static String trimStringRight(String s)

padStringRight

public static String padStringRight(String s,
                                    int length,
                                    char padWith)

checkBit

public static boolean checkBit(byte b,
                               int bitPosition)

setBit

public static byte setBit(byte b,
                          int bitPosition,
                          boolean value)

shiftByte

public static int shiftByte(byte c,
                            int places)

unpackInteger

public static int unpackInteger(byte b1,
                                byte b2,
                                byte b3,
                                byte b4)

packInteger

public static byte[] packInteger(int i)

unpackSynchsafeInteger

public static int unpackSynchsafeInteger(byte b1,
                                         byte b2,
                                         byte b3,
                                         byte b4)

packSynchsafeInteger

public static byte[] packSynchsafeInteger(int i)

packSynchsafeInteger

public static void packSynchsafeInteger(int i,
                                        byte[] bytes,
                                        int offset)

copyBuffer

public static byte[] copyBuffer(byte[] bytes,
                                int offset,
                                int length)

copyIntoByteBuffer

public static void copyIntoByteBuffer(byte[] bytes,
                                      int offset,
                                      int length,
                                      byte[] destBuffer,
                                      int destOffset)

sizeUnsynchronisationWouldAdd

public static int sizeUnsynchronisationWouldAdd(byte[] bytes)

unsynchroniseBuffer

public static byte[] unsynchroniseBuffer(byte[] bytes)

sizeSynchronisationWouldSubtract

public static int sizeSynchronisationWouldSubtract(byte[] bytes)

synchroniseBuffer

public static byte[] synchroniseBuffer(byte[] bytes)

substitute

public static String substitute(String s,
                                String replaceThis,
                                String withThis)

asciiOnly

public static String asciiOnly(String s)

indexOfTerminator

public static int indexOfTerminator(byte[] bytes)

indexOfTerminator

public static int indexOfTerminator(byte[] bytes,
                                    int fromIndex)

indexOfTerminator

public static int indexOfTerminator(byte[] bytes,
                                    int fromIndex,
                                    int terminatorLength)

indexOfTerminatorForEncoding

public static int indexOfTerminatorForEncoding(byte[] bytes,
                                               int fromIndex,
                                               int encoding)