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

CatalogExtractor(boolean verbose)
Constuctor

Method Summary

void	copy(String catUrl, String copyToDir, CancelTask task)
void	extract(PrintStream out, String catUrl, int type, boolean skipDatasetScan, CancelTask task)
void	extractLoop(PrintStream out, String catUrl, int type, boolean skipDatasetScan, CancelTask task)
boolean	extractTypedDatasetInfo(PrintStream 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(PrintStream 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(PrintStream out,
                        String catUrl,
                        int type,
                        boolean skipDatasetScan,
                        CancelTask task)
                 throws IOException

Throws:

IOException

extract

public void extract(PrintStream 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(PrintStream out,
                           InvDataset ds)

extractTypedDatasetInfo

public boolean extractTypedDatasetInfo(PrintStream out,
                                       InvDataset ds)