edu.ucsb.nceas.metacat.harvesterClient

Class Harvester

java.lang.Object

edu.ucsb.nceas.metacat.harvesterClient.Harvester

public class Harvester
extends java.lang.Object

Harvester is the main class for the Harvester application. The main method creates a single Harvester object which drives the application.

Author:

costa

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	filler
static java.lang.String	marker

Constructor Summary

Constructors

Constructor and Description
Harvester() Constructor.

Method Summary

Modifier and Type	Method and Description
void	closeConnection()
java.lang.String	dequoteText(java.lang.String text) Normalizes text prior to insertion into the HARVEST_LOG or HARVEST_DETAIL_LOG tables.
java.sql.Connection	getConnection() Returns a connection to the database.
int	getDetailLogID() Gets the current value of the detailLogID for storage as a primary key in the DETAIL_LOG_ID field of the HARVEST_DETAIL_LOG table.
int	getHarvestLogID() Gets the current value of the harvestLogID for storage as a primary key in the HARVEST_LOG_ID field of the HARVEST_LOG table.
void	initLogIDs() Initializes the detailLogID and harvestLogID values to their current maximums + 1.
static void	loadProperties(java.lang.String metacatContextDir) Loads Harvester options from a configuration file.
static void	main(java.lang.String[] args) Harvester main method.
void	setHarvestStartTime(java.util.Date date) Sets the harvest start time for this harvest run.

Methods inherited from class java.lang.Object

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

Field Detail

filler

public static final java.lang.String filler

See Also:

Constant Field Values

marker

public static final java.lang.String marker

See Also:

Constant Field Values

Constructor Detail

Harvester

public Harvester()

Constructor. Creates a new instance of Harvester.

Method Detail

loadProperties

public static void loadProperties(java.lang.String metacatContextDir)

Loads Harvester options from a configuration file.

main

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

Harvester main method.

Parameters:

args - the command line arguments args[0] if "false", then this is not command-line mode, Command-line mode is true by default. args[1] if present, represents the path to the harvest list schema file. Specifying it overrides the default path to the schema file.

Throws:

SAXException

java.io.IOException

ParserConfigurationException

closeConnection

public void closeConnection()

dequoteText

public java.lang.String dequoteText(java.lang.String text)

Normalizes text prior to insertion into the HARVEST_LOG or HARVEST_DETAIL_LOG tables. In particular, replaces the single quote character with the double quote character. This prevents SQL errors involving words that contain single quotes. Also removes \n and \r characters from the text.

Parameters:

text - the original string

Returns:

a string containing the normalized text

getConnection

public java.sql.Connection getConnection()

Returns a connection to the database. Opens the connection if a connection has not already been made previously.

Returns:

conn the database Connection object

getDetailLogID

public int getDetailLogID()

Gets the current value of the detailLogID for storage as a primary key in the DETAIL_LOG_ID field of the HARVEST_DETAIL_LOG table.

Returns:

the current value of the detailLogID

getHarvestLogID

public int getHarvestLogID()

Gets the current value of the harvestLogID for storage as a primary key in the HARVEST_LOG_ID field of the HARVEST_LOG table.

Returns:

the current value of the detailLogID

initLogIDs

public void initLogIDs()

Initializes the detailLogID and harvestLogID values to their current maximums + 1.

setHarvestStartTime

public void setHarvestStartTime(java.util.Date date)

Sets the harvest start time for this harvest run.

Parameters:

date -