thredds.catalog.crawl

Class CatalogExtractor

java.lang.Object

thredds.catalog.crawl.CatalogExtractor

All Implemented Interfaces:

CatalogCrawler.Listener

public class CatalogExtractor
extends Object
implements CatalogCrawler.Listener

Utilities for extracting info from a catalog.

Author:

John Caron

Constructor Summary

Constructors

Constructor and Description
CatalogExtractor(boolean verbose) Constuctor

Method Summary

Methods

Modifier and Type	Method and Description
void	copy(String catUrl, String copyToDir, CancelTask task)
void	extract(PrintWriter out, String catUrl, int type, boolean skipDatasetScan, CancelTask task)
void	extractLoop(PrintWriter out, String catUrl, int type, boolean skipDatasetScan, CancelTask task)
boolean	extractTypedDatasetInfo(PrintWriter out, InvDataset ds)
boolean	getCatalogRef(InvCatalogRef dd, Object context) Gets called for each catalogRef found
void	getDataset(InvDataset ds, Object context) Gets called for each dataset found.
boolean	openDataset(PrintWriter out, InvDataset ds)

Methods inherited from class java.lang.Object

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

Constructor Detail

CatalogExtractor

public CatalogExtractor(boolean verbose)

Constuctor

Parameters:

verbose - output status messages

Method Detail

copy

public void copy(String catUrl,
        String copyToDir,
        CancelTask task)
          throws IOException

Throws:

IOException

extractLoop

public void extractLoop(PrintWriter out,
               String catUrl,
               int type,
               boolean skipDatasetScan,
               CancelTask task)
                 throws IOException

Throws:

IOException

extract

public void extract(PrintWriter out,
           String catUrl,
           int type,
           boolean skipDatasetScan,
           CancelTask task)
             throws IOException

Throws:

IOException

getDataset

public void getDataset(InvDataset ds,
              Object context)

Description copied from interface: CatalogCrawler.Listener

Gets called for each dataset found.

Specified by:

getDataset in interface CatalogCrawler.Listener

Parameters:

ds - the dataset

context - caller can pass this object in (used for thread safety)

getCatalogRef

public boolean getCatalogRef(InvCatalogRef dd,
                    Object context)

Description copied from interface: CatalogCrawler.Listener

Gets called for each catalogRef found

Specified by:

getCatalogRef in interface CatalogCrawler.Listener

Parameters:

dd - the dataset

context - caller can pass this object in (used for thread safety)

Returns:

true to process, false to skip

openDataset

public boolean openDataset(PrintWriter out,
                  InvDataset ds)

extractTypedDatasetInfo

public boolean extractTypedDatasetInfo(PrintWriter out,
                              InvDataset ds)