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Merge pull request #2468 from mwoodiupui/DS-4289

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[DS-4289] SAF exporter does not write the 'collections' file
This commit is contained in:
Tim Donohue
2022-08-01 13:43:40 -05:00
committed by GitHub
parent 8613b278e5 ea8ecdeff2
commit cc45de7da1
1 changed files with 40 additions and 8 deletions
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48
dspace-api/src/main/java/org/dspace/app/itemexport/ItemExportServiceImpl.java
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@@ -64,17 +64,21 @@ import org.springframework.beans.factory.annotation.Autowired;
* Item exporter to create simple AIPs for DSpace content. Currently exports
* individual items, or entire collections. For instructions on use, see
* printUsage() method.
* <P>
* <p>
* ItemExport creates the simple AIP package that the importer also uses. It
* consists of:
* <P>
* /exportdir/42/ (one directory per item) / dublin_core.xml - qualified dublin
* core in RDF schema / contents - text file, listing one file per line / file1
* - files contained in the item / file2 / ...
* <P>
* <pre>{@code
* /exportdir/42/ (one directory per item)
* / dublin_core.xml - qualified dublin core in RDF schema
* / contents - text file, listing one file per line
* / file1 - files contained in the item
* / file2
* / ...
* }</pre>
* <p>
* issues -doesn't handle special characters in metadata (needs to turn {@code &'s} into
* {@code &amp;}, etc.)
* <P>
* <p>
* Modified by David Little, UCSD Libraries 12/21/04 to allow the registration
* of files (bitstreams) into DSpace.
*
@@ -101,7 +105,7 @@ public class ItemExportServiceImpl implements ItemExportService {
/**
* log4j logger
*/
private final Logger log = org.apache.logging.log4j.LogManager.getLogger(ItemExportServiceImpl.class);
private final Logger log = org.apache.logging.log4j.LogManager.getLogger();
protected ItemExportServiceImpl() {
@@ -168,6 +172,7 @@ public class ItemExportServiceImpl implements ItemExportService {
// make it this far, now start exporting
writeMetadata(c, myItem, itemDir, migrate);
writeBitstreams(c, myItem, itemDir, excludeBitstreams);
writeCollections(myItem, itemDir);
if (!migrate) {
writeHandle(c, myItem, itemDir);
}
@@ -343,6 +348,33 @@ public class ItemExportServiceImpl implements ItemExportService {
}
}
/**
* Create the 'collections' file. List handles of all Collections which
* contain this Item. The "owning" Collection is listed first.
*
* @param item list collections holding this Item.
* @param destDir write the file here.
* @throws IOException if the file cannot be created or written.
*/
protected void writeCollections(Item item, File destDir)
throws IOException {
File outFile = new File(destDir, "collections");
if (outFile.createNewFile()) {
try (PrintWriter out = new PrintWriter(new FileWriter(outFile))) {
String ownerHandle = item.getOwningCollection().getHandle();
out.println(ownerHandle);
for (Collection collection : item.getCollections()) {
String collectionHandle = collection.getHandle();
if (!collectionHandle.equals(ownerHandle)) {
out.println(collectionHandle);
}
}
}
} else {
throw new IOException("Cannot create 'collections' in " + destDir);
}
}
/**
* Create both the bitstreams and the contents file. Any bitstreams that
* were originally registered will be marked in the contents file as such.