/**
* Construct a DirectoryScanner given information about the data server to be cataloged.
*
* @param service - the service for the datasets found in the directory scanned.
* @param serviceTitle - a title for the service (used as the title of the top-level dataset).
* @param serviceBaseUrlDir - the local directory to which the service's base URL references.
* @param prefixPath - path name to append to the urlPath of resulting datasets, can be null.
* @param createCatalogRefs - if true, generate a catalogRef for each directory, otherwise,
* recurse into directories.
* @throws IllegalArgumentException if invalid service type is given or root directory is not a
* directory.
*/
public DirectoryScanner(
InvService service,
String serviceTitle,
File serviceBaseUrlDir,
String prefixPath,
boolean createCatalogRefs) {
this.service = service;
this.serviceTitle = serviceTitle;
this.serviceBaseUrlDir = serviceBaseUrlDir;
try {
collectionCrDs =
CrawlableDatasetFactory.createCrawlableDataset(
serviceBaseUrlDir.getAbsolutePath(), null, null);
} catch (IOException e) {
// @todo Should throw an IOException!
throw new IllegalArgumentException("IOException while creating dataset: " + e.getMessage());
} catch (ClassNotFoundException e) {
throw new IllegalArgumentException("Did not find class: " + e.getMessage());
} catch (NoSuchMethodException e) {
throw new IllegalArgumentException(
"Required constructor not found in class: " + e.getMessage());
} catch (IllegalAccessException e) {
throw new IllegalArgumentException(
"Did not have necessary access to class: " + e.getMessage());
} catch (InvocationTargetException e) {
throw new IllegalArgumentException(
"Could not invoke required method in class: " + e.getMessage());
} catch (InstantiationException e) {
throw new IllegalArgumentException("Could not instatiate class: " + e.getMessage());
}
if (!collectionCrDs.isCollection())
throw new IllegalArgumentException(
"Base URL directory is not a directory <" + serviceBaseUrlDir.getAbsolutePath() + ">.");
this.prefixPath = prefixPath;
this.createCatalogRefs = createCatalogRefs;
// log.debug( "DirectoryScanner(): service="+service.getName()+";
// serviceTitle="+serviceTitle+"; serviceBaseUrlDir="+serviceBaseUrlDir+";
// createCatalogRefs="+createCatalogRefs);
// this.serviceTitle = serviceTitle;
// this.serviceBaseUrlDir = serviceBaseUrlDir;
// if ( this.serviceBaseUrlDir.getPath().indexOf( "*") == -1)
// {
// if ( ! this.serviceBaseUrlDir.isDirectory()) throw new IllegalArgumentException( "Base
// URL directory is not a directory <" + serviceBaseUrlDir.getAbsolutePath() + ">.");
// }
// this.service = new ResultService( service, serviceBaseUrlDir.getAbsolutePath());
//
// this.prefixPath = prefixPath;
// this.createCatalogRefs = createCatalogRefs;
}
public InvCatalog getDirCatalog(
File directory,
String filterPattern,
boolean sortInIncreasingOrder,
String addIdBase,
boolean addDatasetSize,
String dsNameMatchPattern,
String startTimeSubstitutionPattern,
String duration) {
CrawlableDataset catalogCrDs;
try {
catalogCrDs =
CrawlableDatasetFactory.createCrawlableDataset(directory.getAbsolutePath(), null, null);
} catch (IOException e) {
// @todo Should throw an IOException!
throw new IllegalArgumentException("IOException while creating dataset: " + e.getMessage());
} catch (ClassNotFoundException e) {
throw new IllegalArgumentException("Did not find class: " + e.getMessage());
} catch (NoSuchMethodException e) {
throw new IllegalArgumentException(
"Required constructor not found in class: " + e.getMessage());
} catch (IllegalAccessException e) {
throw new IllegalArgumentException(
"Did not have necessary access to class: " + e.getMessage());
} catch (InvocationTargetException e) {
throw new IllegalArgumentException(
"Could not invoke required method in class: " + e.getMessage());
} catch (InstantiationException e) {
throw new IllegalArgumentException("Could not instatiate class: " + e.getMessage());
}
if (!catalogCrDs.isCollection())
throw new IllegalArgumentException(
"catalog directory is not a directory <" + serviceBaseUrlDir.getAbsolutePath() + ">.");
return getDirCatalog(
catalogCrDs,
filterPattern,
sortInIncreasingOrder,
addIdBase,
addDatasetSize,
dsNameMatchPattern,
startTimeSubstitutionPattern,
duration);
}
