com.nhncorp.neptune.tablet
Class TableSchema

java.lang.Object
  com.nhncorp.neptune.tablet.TableSchema

All Implemented Interfaces:

NWritable, java.lang.Comparable<TableSchema>

public class TableSchema
extends java.lang.Object
implements NWritable, java.lang.Comparable<TableSchema>

테이블의 스키마 정보(ValueObject)

Author:

nhn

Field Summary

static int	DEFAULT_NUM_VERSION
static java.lang.String	DIR_TABLE
static org.apache.commons.logging.Log	LOG

Constructor Summary

TableSchema()

TableSchema(java.lang.String tableName)

TableSchema(java.lang.String tableName, java.lang.String description)

TableSchema(java.lang.String tableName, java.lang.String description, java.util.List<java.lang.String> columns)

TableSchema(java.lang.String tableName, java.lang.String description, java.lang.String[] columns)

Method Summary

void	addColumn(java.lang.String column)
void	addPermission(java.lang.String userId, java.lang.String permission)
int	compareTo(TableSchema o)
boolean	containsColumn(java.lang.String[] targetColumns)
boolean	equals(java.lang.Object obj)
java.lang.String	getColumn(int i)
java.util.List<java.lang.String>	getColumns()
java.lang.String[]	getColumnsArray()
java.lang.String	getDescription()
int	getNumOfVersion()
java.lang.String	getOwner()
java.lang.String	getOwnerInfo()
static java.lang.String	getTableDataPath(NConfiguration conf, java.lang.String tableName)
static java.lang.String	getTableDataTrashPath(NConfiguration conf, java.lang.String tableName)
java.lang.String	getTableDetail()
java.lang.String	getTableName()
static GPath	getTableSchemaPath(NConfiguration conf, java.lang.String tableName)
int	hashCode()
boolean	hasPermission(java.lang.String userId, java.lang.String readWrite)
static TableSchema	loadTableSchema(NConfiguration conf, java.lang.String tableName)
static void	main(java.lang.String[] args)
void	print()
void	readFields(java.io.DataInput in) Reads the fields of this object from in.
void	removePermission(java.lang.String userId)
void	setColumns(java.util.List<java.lang.String> columns)
void	setDescription(java.lang.String description)
void	setNumOfVersion(int numOfVeriosn)
void	setOwner(java.lang.String owner)
void	setTableName(java.lang.String tableName)
java.lang.String	toString()
void	write(java.io.DataOutput out) Writes the fields of this object to out.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

LOG

public static final org.apache.commons.logging.Log LOG

DEFAULT_NUM_VERSION

public static final int DEFAULT_NUM_VERSION

See Also:

Constant Field Values

DIR_TABLE

public static final java.lang.String DIR_TABLE

See Also:

Constant Field Values

Constructor Detail

TableSchema

public TableSchema()

TableSchema

public TableSchema(java.lang.String tableName)

TableSchema

public TableSchema(java.lang.String tableName,
                   java.lang.String description)

TableSchema

public TableSchema(java.lang.String tableName,
                   java.lang.String description,
                   java.util.List<java.lang.String> columns)

TableSchema

public TableSchema(java.lang.String tableName,
                   java.lang.String description,
                   java.lang.String[] columns)

Method Detail

addColumn

public void addColumn(java.lang.String column)

getColumns

public java.util.List<java.lang.String> getColumns()

setColumns

public void setColumns(java.util.List<java.lang.String> columns)

getDescription

public java.lang.String getDescription()

setDescription

public void setDescription(java.lang.String description)

getTableName

public java.lang.String getTableName()

setTableName

public void setTableName(java.lang.String tableName)

getNumOfVersion

public int getNumOfVersion()

setNumOfVersion

public void setNumOfVersion(int numOfVeriosn)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

loadTableSchema

public static TableSchema loadTableSchema(NConfiguration conf,
                                          java.lang.String tableName)
                                   throws java.io.IOException

Throws:

java.io.IOException

getTableSchemaPath

public static GPath getTableSchemaPath(NConfiguration conf,
                                       java.lang.String tableName)

getOwnerInfo

public java.lang.String getOwnerInfo()
                              throws java.io.IOException

Throws:

java.io.IOException

readFields

public void readFields(java.io.DataInput in)
                throws java.io.IOException

Description copied from interface: NWritable

Reads the fields of this object from in. For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:

readFields in interface NWritable

Throws:

java.io.IOException

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Description copied from interface: NWritable

Writes the fields of this object to out.

Specified by:

write in interface NWritable

Throws:

java.io.IOException

getColumn

public java.lang.String getColumn(int i)

getColumnsArray

public java.lang.String[] getColumnsArray()

containsColumn

public boolean containsColumn(java.lang.String[] targetColumns)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

print

public void print()

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Throws:

java.lang.Exception

getTableDataPath

public static java.lang.String getTableDataPath(NConfiguration conf,
                                                java.lang.String tableName)

getTableDataTrashPath

public static java.lang.String getTableDataTrashPath(NConfiguration conf,
                                                     java.lang.String tableName)

compareTo

public int compareTo(TableSchema o)

Specified by:

compareTo in interface java.lang.Comparable<TableSchema>

getTableDetail

public java.lang.String getTableDetail()

getOwner

public java.lang.String getOwner()

setOwner

public void setOwner(java.lang.String owner)

hasPermission

public boolean hasPermission(java.lang.String userId,
                             java.lang.String readWrite)

addPermission

public void addPermission(java.lang.String userId,
                          java.lang.String permission)

removePermission

public void removePermission(java.lang.String userId)