org.apache.directory.shared.ldap.schema.ldif.extractor.impl
Class DefaultSchemaLdifExtractor

java.lang.Object
  org.apache.directory.shared.ldap.schema.ldif.extractor.impl.DefaultSchemaLdifExtractor

All Implemented Interfaces:

SchemaLdifExtractor

public class DefaultSchemaLdifExtractor
extends java.lang.Object
implements SchemaLdifExtractor

Extracts LDIF files for the schema repository onto a destination directory.

Version:

$Rev: 664295 $

Author:

Apache Directory Project

Constructor Summary

DefaultSchemaLdifExtractor(java.io.File outputDirectory)
Creates an extractor which deposits files into the specified output directory.

Method Summary

void	extractOrCopy() Extracts the LDIF files from a Jar file or copies exploded LDIF resources without overwriting the resources if the schema has already been extracted.
void	extractOrCopy(boolean overwrite) Extracts the LDIF files from a Jar file or copies exploded LDIF resources.
static java.net.URL	getUniqueResource(java.lang.String resourceName, java.lang.String resourceDescription) Gets a unique resource from a Jar file.
static java.io.InputStream	getUniqueResourceAsStream(java.lang.String resourceName, java.lang.String resourceDescription) Gets the DBFILE resource from within a jar off the base path.
boolean	isExtracted() Gets whether or not schema folder has been created or not.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultSchemaLdifExtractor

public DefaultSchemaLdifExtractor(java.io.File outputDirectory)

Creates an extractor which deposits files into the specified output directory.

Parameters:

outputDirectory - the directory where the schema root is extracted

Method Detail

isExtracted

public boolean isExtracted()

Gets whether or not schema folder has been created or not.

Specified by:

isExtracted in interface SchemaLdifExtractor

Returns:

true if schema folder has already been extracted.

extractOrCopy

public void extractOrCopy(boolean overwrite)
                   throws java.io.IOException

Extracts the LDIF files from a Jar file or copies exploded LDIF resources.

Specified by:

extractOrCopy in interface SchemaLdifExtractor

Parameters:

overwrite - over write extracted structure if true, false otherwise

Throws:

java.io.IOException - if schema already extracted and on IO errors

extractOrCopy

public void extractOrCopy()
                   throws java.io.IOException

Extracts the LDIF files from a Jar file or copies exploded LDIF resources without overwriting the resources if the schema has already been extracted.

Specified by:

extractOrCopy in interface SchemaLdifExtractor

Throws:

java.io.IOException - if schema already extracted and on IO errors

getUniqueResourceAsStream

public static java.io.InputStream getUniqueResourceAsStream(java.lang.String resourceName,
                                                            java.lang.String resourceDescription)
                                                     throws java.io.IOException

Gets the DBFILE resource from within a jar off the base path. If another jar with such a DBFILE resource exists then an error will result since the resource is not unique across all the jars.

Parameters:

resourceName - the file name of the resource to load

resourceDescription - human description of the resource

Returns:

the InputStream to read the contents of the resource

Throws:

java.io.IOException - if there are problems reading or finding a unique copy of the resource

getUniqueResource

public static java.net.URL getUniqueResource(java.lang.String resourceName,
                                             java.lang.String resourceDescription)
                                      throws java.io.IOException

Gets a unique resource from a Jar file.

Parameters:

resourceName - the name of the resource

resourceDescription - the description of the resource

Returns:

the URL to the resource in the Jar file

Throws:

java.io.IOException - if there is an IO error