org.apache.jackrabbit.core.journal

Class AppendRecord

java.lang.Object

org.apache.jackrabbit.core.journal.AbstractRecord

org.apache.jackrabbit.core.journal.AppendRecord

All Implemented Interfaces:

Record

public class AppendRecord
extends AbstractRecord

Default temporary record used for appending to some journal.

Field Summary

Fields inherited from class org.apache.jackrabbit.core.journal.AbstractRecord

nsResolver, resolver

Constructor Summary

Constructors

Constructor and Description
AppendRecord(AbstractJournal journal, String producerId) Create a new instance of this class.

Method Summary

Methods

Modifier and Type	Method and Description
void	cancelUpdate() Cancel the changes made to an appended record.
String	getJournalId() Return this record's journal identifier.
String	getProducerId() Return this record's producer identifier.
long	getRevision() Returns the revision this record represents.
boolean	readBoolean() Read a boolean from the underlying stream.
byte	readByte() Unsupported methods when appending.
char	readChar() Read a character from the underlying stream.
void	readFully(byte[] b) Fully read an array of bytes from the underlying stream.
int	readInt() Read an integer from the underlying stream.
long	readLong() Read a long from the underlying stream.
String	readString() Read a string from the underlying stream.
void	setRevision(long revision) Set the revision this record represents.
long	update() Update the changes made to an appended record.
void	write(byte[] b) Write an array of bytes to the underlying stream.
void	writeBoolean(boolean b) Write a boolean from the underlying stream.
void	writeByte(int n) Write a byte to the underlying stream.
void	writeChar(char c) Write a character to the underlying stream.
void	writeInt(int n) Write an integer to the underlying stream.
void	writeLong(long n) Write a long to the underlying stream.
void	writeString(String s) Write a string to the underlying stream.

Methods inherited from class org.apache.jackrabbit.core.journal.AbstractRecord

readNodeId, readNodeTypeDef, readPath, readPathElement, readPrivilegeDef, readPropertyId, readQName, writeNodeId, writeNodeTypeDef, writePath, writePathElement, writePrivilegeDef, writePropertyId, writeQName

Methods inherited from class java.lang.Object

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

Constructor Detail

AppendRecord

public AppendRecord(AbstractJournal journal,
            String producerId)

Create a new instance of this class.

Parameters:

journal - journal where record is being appended

producerId - producer identifier

Method Detail

getJournalId

public String getJournalId()

Return this record's journal identifier.

Returns:

journal identifier

getProducerId

public String getProducerId()

Return this record's producer identifier.

Returns:

producer identifier

getRevision

public long getRevision()

Returns the revision this record represents.

Returns:

revision

setRevision

public void setRevision(long revision)

Set the revision this record represents.

Parameters:

revision - revision

writeByte

public void writeByte(int n)
               throws JournalException

Write a byte to the underlying stream.

Parameters:

n - byte

Throws:

JournalException - if an error occurs

writeChar

public void writeChar(char c)
               throws JournalException

Write a character to the underlying stream.

Parameters:

c - character

Throws:

JournalException - if an error occurs

writeBoolean

public void writeBoolean(boolean b)
                  throws JournalException

Write a boolean from the underlying stream.

Parameters:

b - boolean

Throws:

JournalException - if an error occurs

writeInt

public void writeInt(int n)
              throws JournalException

Write an integer to the underlying stream.

Parameters:

n - integer

Throws:

JournalException - if an error occurs

writeLong

public void writeLong(long n)
               throws JournalException

Write a long to the underlying stream.

Parameters:

n - long

Throws:

JournalException - if an error occurs

writeString

public void writeString(String s)
                 throws JournalException

Write a string to the underlying stream.

Parameters:

s - string, may be null

Throws:

JournalException - if an error occurs

write

public void write(byte[] b)
           throws JournalException

Write an array of bytes to the underlying stream.

Parameters:

b - byte array

Throws:

JournalException - if an error occurs

update

public long update()
            throws JournalException

Update the changes made to an appended record. This will also update this record's revision.

Returns:

The update size in bytes.

Throws:

JournalException - if this record has not been appended, or if another error occurs

cancelUpdate

public void cancelUpdate()

Cancel the changes made to an appended record.

readByte

public byte readByte()
              throws JournalException

Unsupported methods when appending.

Returns:

byte

Throws:

JournalException - if an error occurs

readChar

public char readChar()
              throws JournalException

Description copied from interface: Record

Read a character from the underlying stream.

Returns:

character

Throws:

JournalException - if an error occurs

readBoolean

public boolean readBoolean()
                    throws JournalException

Description copied from interface: Record

Read a boolean from the underlying stream.

Returns:

boolean

Throws:

JournalException - if an error occurs

readInt

public int readInt()
            throws JournalException

Description copied from interface: Record

Read an integer from the underlying stream.

Returns:

integer

Throws:

JournalException - if an error occurs

readLong

public long readLong()
              throws JournalException

Description copied from interface: Record

Read a long from the underlying stream.

Returns:

long value.

Throws:

JournalException - if an error occurs

readString

public String readString()
                  throws JournalException

Description copied from interface: Record

Read a string from the underlying stream.

Returns:

string or null

Throws:

JournalException - if an error occurs

readFully

public void readFully(byte[] b)
               throws JournalException

Description copied from interface: Record

Fully read an array of bytes from the underlying stream.

Parameters:

b - byte array

Throws:

JournalException - if an error occurs