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java.lang.Objectweka.core.converters.AbstractSaver
weka.core.converters.DatabaseSaver
public class DatabaseSaver
Writes to a database (tested with MySQL, InstantDB, HSQLDB). Available options are: -T
Field Summary | |
---|---|
static int |
DELETE_INSERT
|
static int |
DROP_INSERT
|
static int |
INSERT
|
static int |
UPDATE_INSERT
|
Fields inherited from interface weka.core.converters.Saver |
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BATCH, INCREMENTAL, NONE |
Constructor Summary | |
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DatabaseSaver()
Constructor |
Method Summary | |
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java.lang.String |
autoKeyGenerationTipText()
Returns the tip text fo this property |
void |
cancel()
Cancels the incremental saving process and tries to drop the table if the write mode is CANCEL. |
void |
connectToDatabase()
Opens a connection to the database |
boolean |
getAutoKeyGeneration()
Gets whether or not a primary key will be generated automatically |
int |
getDbWriteMode()
|
java.lang.String[] |
getKeyColumnNames()
|
java.lang.String[] |
getOptions()
Gets the setting |
boolean |
getRelationForTableName()
Gets whether or not the relation name is used as name of the table |
java.lang.String |
getTableName()
Gets the table's name |
java.lang.String |
getUrl()
Gets the database URL |
java.lang.String |
getUser()
Gets the database user |
java.lang.String |
getVersion()
|
java.lang.String |
getVersionColumnName()
|
java.lang.String |
globalInfo()
Returns a string describing this Saver |
boolean |
isKeyColumnName(java.lang.String columnName)
|
boolean |
isVersioning()
|
java.util.Enumeration |
listOptions()
Lists the available options |
static void |
main(java.lang.String[] options)
Main method. |
java.lang.String |
passwordTipText()
Returns the tip text fo this property |
java.lang.String |
relationForTableNameTipText()
Returns the tip text fo this property |
void |
resetOptions()
Resets the Saver ready to save a new data set |
void |
setAutoKeyGeneration(boolean flag)
En/Dis-ables the automatic generation of a primary key |
void |
setDbWriteMode(int dbWriteMode)
|
void |
setDbWriteMode(java.lang.String dbWriteMode)
|
void |
setDestination()
Sets the database url using the DatabaseUtils file |
void |
setDestination(java.sql.Connection connection)
Sets the database url using the given connection |
void |
setDestination(java.lang.String url)
Sets the database url |
void |
setDestination(java.lang.String url,
java.lang.String userName,
java.lang.String password)
Sets the database url |
void |
setKeyColumnNames(java.lang.String[] keyColumnNames)
|
void |
setOptions(java.lang.String[] options)
Sets the options. |
void |
setPassword(java.lang.String password)
Sets the database password |
void |
setRelationForTableName(boolean flag)
En/Dis-ables that the relation name is used for the name of the table (default enabled). |
void |
setTableName(java.lang.String tn)
Sets the table's name |
void |
setUrl(java.lang.String url)
Sets the database URL |
void |
setUser(java.lang.String user)
Sets the database user |
void |
setVersion(java.lang.String version)
|
void |
setVersionColumnName(java.lang.String versionColumnName)
|
void |
setVersioning(boolean versioning)
|
java.lang.String |
tableNameTipText()
Returns the tip text fo this property |
java.lang.String |
urlTipText()
Returns the tip text fo this property |
java.lang.String |
userTipText()
Returns the tip text fo this property |
void |
writeBatch()
Writes a Batch of instances |
void |
writeIncremental(weka.core.Instance inst)
Saves an instances incrementally. |
Methods inherited from class weka.core.converters.AbstractSaver |
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filePrefix, getFileExtension, getInstances, getWriteMode, resetStructure, retrieveDir, setDestination, setDestination, setDir, setDirAndPrefix, setFile, setFilePrefix, setInstances, setRetrieval, setStructure |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int DROP_INSERT
public static final int DELETE_INSERT
public static final int INSERT
public static final int UPDATE_INSERT
Constructor Detail |
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public DatabaseSaver() throws java.lang.Exception
java.lang.Exception
- throws Exception if property file cannot be readMethod Detail |
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public void setDbWriteMode(java.lang.String dbWriteMode)
public void resetOptions()
resetOptions
in class weka.core.converters.AbstractSaver
public void cancel()
cancel
in class weka.core.converters.AbstractSaver
public java.lang.String globalInfo()
public void setTableName(java.lang.String tn)
tn
- the name of the tablepublic java.lang.String getTableName()
public java.lang.String tableNameTipText()
public void setAutoKeyGeneration(boolean flag)
boolean
- flagpublic boolean getAutoKeyGeneration()
public java.lang.String autoKeyGenerationTipText()
public void setRelationForTableName(boolean flag)
boolean
- flagpublic boolean getRelationForTableName()
public java.lang.String relationForTableNameTipText()
public void setUrl(java.lang.String url)
setUrl
in interface weka.core.converters.DatabaseConverter
the
- URLpublic java.lang.String getUrl()
getUrl
in interface weka.core.converters.DatabaseConverter
public java.lang.String urlTipText()
public void setUser(java.lang.String user)
setUser
in interface weka.core.converters.DatabaseConverter
the
- user namepublic java.lang.String getUser()
getUser
in interface weka.core.converters.DatabaseConverter
public java.lang.String userTipText()
public void setPassword(java.lang.String password)
setPassword
in interface weka.core.converters.DatabaseConverter
the
- passwordpublic java.lang.String passwordTipText()
public void setDestination(java.lang.String url, java.lang.String userName, java.lang.String password)
url
- the database urluserName
- the user namepassword
- the passwordpublic void setDestination(java.lang.String url)
url
- the database urlpublic void setDestination()
public void setDestination(java.sql.Connection connection)
public void connectToDatabase()
public void writeIncremental(weka.core.Instance inst) throws java.io.IOException
writeIncremental
in interface weka.core.converters.Saver
writeIncremental
in class weka.core.converters.AbstractSaver
inst
- the instance to save
java.io.IOException
- throws IOEXception.public void writeBatch() throws java.io.IOException
writeBatch
in interface weka.core.converters.Saver
writeBatch
in class weka.core.converters.AbstractSaver
java.io.IOException
- throws IOExceptionpublic java.lang.String[] getOptions()
getOptions
in interface weka.core.OptionHandler
public java.util.Enumeration listOptions()
listOptions
in interface weka.core.OptionHandler
public void setOptions(java.lang.String[] options) throws java.lang.Exception
|
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