scriptella.tools.template
Class TemplateManager

java.lang.Object
  scriptella.tools.template.TemplateManager

Direct Known Subclasses:

DataMigrator

public class TemplateManager
extends java.lang.Object

ETL files template manager.

Version:

1.0

Author:

Fyodor Kupolov

Field Summary

protected java.util.logging.Logger	logger
protected static java.lang.String	PROPS_EXT
protected static java.lang.String	XML_EXT

Constructor Summary

TemplateManager()

Method Summary

protected boolean	checkFile(java.lang.String name) Returns true if file doesn't exist.
void	create(java.util.Map<java.lang.String,?> properties) Produce template files.
static void	create(java.lang.String name, java.lang.String propertiesFile) Creates an ETL template using a specified template manager name and properties file.
protected java.lang.String	defineName() Defines base name for ETL.
static TemplateManager	forName(java.lang.String name) Loads a specified by name.
protected java.lang.String	loadResourceAsString(java.lang.String resourcePath) Loads specifed classpath resource into a string.
protected java.io.Writer	newFileWriter(java.lang.String fileName) Template factory method for writers.

Methods inherited from class java.lang.Object

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

Field Detail

XML_EXT

protected static final java.lang.String XML_EXT

See Also:

Constant Field Values

PROPS_EXT

protected static final java.lang.String PROPS_EXT

See Also:

Constant Field Values

logger

protected final java.util.logging.Logger logger

Constructor Detail

TemplateManager

public TemplateManager()

Method Detail

create

public void create(java.util.Map<java.lang.String,?> properties)
            throws java.io.IOException

Produce template files.

Parameters:

properties - configuration properties.

Throws:

java.io.IOException - if output fails.

loadResourceAsString

protected java.lang.String loadResourceAsString(java.lang.String resourcePath)
                                         throws java.io.IOException

Loads specifed classpath resource into a string.

Parameters:

resourcePath - path to resource.

Returns:

loaded resource.

Throws:

java.io.IOException - if IO error occurs.

defineName

protected java.lang.String defineName()

Defines base name for ETL.

newFileWriter

protected java.io.Writer newFileWriter(java.lang.String fileName)
                                throws java.io.IOException

Template factory method for writers.

Throws:

java.io.IOException

checkFile

protected boolean checkFile(java.lang.String name)

Returns true if file doesn't exist.

Parameters:

name - file name.

create

public static void create(java.lang.String name,
                          java.lang.String propertiesFile)
                   throws java.io.IOException

Creates an ETL template using a specified template manager name and properties file.

Parameters:

name - etl template name.

propertiesFile - configuration properties file.

Throws:

java.io.IOException - if I/O error occurs.

forName

public static TemplateManager forName(java.lang.String name)

Loads a specified by name.

Parameters:

name - template name. Cannot be null.

Returns:

loaded template manager.