scriptella.driver.csv
Class CsvConnection

java.lang.Object
  scriptella.spi.AbstractConnection
      scriptella.driver.text.AbstractTextConnection
          scriptella.driver.csv.CsvConnection

All Implemented Interfaces:

scriptella.spi.Connection

public class CsvConnection
extends AbstractTextConnection

Represents a connection to CSV file.

For configuration details and examples see overview page.

Version:

1.0

Author:

Fyodor Kupolov

Nested Class Summary

Nested classes/interfaces inherited from class scriptella.spi.AbstractConnection

scriptella.spi.AbstractConnection.StatementCounter

Field Summary

protected boolean	headers
static java.lang.String	HEADERS Name of the headers connection property.
protected static java.util.logging.Logger	LOG
protected char	quote
static java.lang.String	QUOTE Name of the quote connection property.
protected char	separator
static java.lang.String	SEPARATOR Name of the separator connection property.

Fields inherited from class scriptella.driver.text.AbstractTextConnection

encoding, ENCODING, eol, EOL, flush, FLUSH, NULL_STRING, nullString, SKIP_LINES, skipLines, trim, TRIM, url

Fields inherited from class scriptella.spi.AbstractConnection

counter

Constructor Summary

CsvConnection(scriptella.spi.ConnectionParameters parameters)

Method Summary

void	close()
void	executeQuery(scriptella.spi.Resource queryContent, scriptella.spi.ParametersCallback parametersCallback, scriptella.spi.QueryCallback queryCallback)
void	executeScript(scriptella.spi.Resource scriptContent, scriptella.spi.ParametersCallback parametersCallback)
protected CSVWriter	getOut()
protected CsvQuery	newCsvQuery(CSVReader csvReader, scriptella.expression.PropertiesSubstitutor ps) Template factory method to instantiate query handlers.

Methods inherited from class scriptella.driver.text.AbstractTextConnection

getEncoding, getEol, getUrl, isTrim, newInputReader, newOutputWriter

Methods inherited from class scriptella.spi.AbstractConnection

commit, getDialectIdentifier, getExecutedStatementsCount, isReadonly, rollback, setDialectIdentifier, toString

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final java.util.logging.Logger LOG

SEPARATOR

public static final java.lang.String SEPARATOR

Name of the separator connection property. The delimiter to use for separating entries when reading from or writing to files.

See Also:

Constant Field Values

QUOTE

public static final java.lang.String QUOTE

Name of the quote connection property. The character to use for quoted elements when reading from or writing to files. Use empty string to suppress quoting.

See Also:

Constant Field Values

HEADERS

public static final java.lang.String HEADERS

Name of the headers connection property. true means the first line contains headers. Default value is true.

Only valid for <query> elements.

See Also:

Constant Field Values

separator

protected final char separator

quote

protected final char quote

headers

protected final boolean headers

Constructor Detail

CsvConnection

public CsvConnection(scriptella.spi.ConnectionParameters parameters)

Method Detail

executeScript

public void executeScript(scriptella.spi.Resource scriptContent,
                          scriptella.spi.ParametersCallback parametersCallback)
                   throws scriptella.spi.ProviderException

Throws:

scriptella.spi.ProviderException

executeQuery

public void executeQuery(scriptella.spi.Resource queryContent,
                         scriptella.spi.ParametersCallback parametersCallback,
                         scriptella.spi.QueryCallback queryCallback)
                  throws scriptella.spi.ProviderException

Throws:

scriptella.spi.ProviderException

getOut

protected CSVWriter getOut()

Returns:

lazily intialized writer.

newCsvQuery

protected CsvQuery newCsvQuery(CSVReader csvReader,
                               scriptella.expression.PropertiesSubstitutor ps)

Template factory method to instantiate query handlers.

Parameters:

csvReader - CSV reader to use for parsing.

ps - properties substitutor.

Returns:

constructed query for a specified input and parameters.

close

public void close()
           throws scriptella.spi.ProviderException

Throws:

scriptella.spi.ProviderException