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Merge pull request #929 from ctu-developers/DS-2218

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DS-2218: Unable to use command "update-handle-prefix"
This commit is contained in:
helix84
2015-04-22 11:27:31 +02:00
parent b656a10df9 7d07fa26c7
commit b350d8d8f3
1 changed files with 126 additions and 48 deletions
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174
dspace-api/src/main/java/org/dspace/handle/UpdateHandlePrefix.java
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@@ -9,89 +9,167 @@ package org.dspace.handle;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.sql.SQLException;
import org.apache.log4j.Logger;
import org.dspace.core.Context;
import org.dspace.storage.rdbms.DatabaseManager;
import org.dspace.storage.rdbms.TableRow;
import org.dspace.search.DSIndexer;
import org.dspace.browse.IndexBrowse;
import org.dspace.discovery.IndexClient;
/**
* A script to update the handle values in the database. This is typically used
* when moving from a test machine (handle = 123456789) to a production service.
* when moving from a test machine (handle = 123456789) to a production service
* or when make a test clone from production service.
*
* @author Stuart Lewis
* @author Ivo Prajer (Czech Technical University in Prague)
*/
public class UpdateHandlePrefix
{
private static final Logger log = Logger.getLogger(UpdateHandlePrefix.class);
/**
* When invoked as a command-line tool, updates handle prefix
*
* @param args the command-line arguments, none used
* @throws java.lang.Exception
*
*/
public static void main(String[] args) throws Exception
{
// There should be two paramters
// There should be two parameters
if (args.length < 2)
{
System.out.println("\nUsage: update-handle-prefix <old handle> <new handle>\n");
System.exit(1);
}
else
{
// Confirm with the user that this is what they want to do
String oldH = args[0];
String newH = args[1];
BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
// Get info about changes
System.out.println("\nGetting information about handles from database...");
Context context = new Context();
System.out.println("If you continue, all handles in your repository with prefix " +
oldH + " will be updated to have handle prefix " + newH + "\n");
String sql = "SELECT count(*) as count FROM handle " +
String sql = "SELECT count(*) as count " +
"FROM handle " +
"WHERE handle LIKE '" + oldH + "%'";
TableRow row = DatabaseManager.querySingle(context, sql, new Object[] {});
long count = row.getLongColumn("count");
System.out.println(count + " items will be updated.\n");
System.out.print("Have you taken a backup, and are you ready to continue? [y/n]: ");
String choiceString = input.readLine();
if (choiceString.equalsIgnoreCase("y"))
if (count > 0)
{
// Make the changes
System.out.print("Updating handle table... ");
sql = "update handle set handle = '" + newH + "' || '/' || handle_id " +
"where handle like '" + oldH + "/%'";
int updated = DatabaseManager.updateQuery(context, sql, new Object[] {});
System.out.println(updated + " items updated");
// Print info text about changes
System.out.println(
"In your repository will be updated " + count + " handle" +
((count > 1) ? "s" : "") + " to new prefix " + newH +
" from original " + oldH + "!\n"
);
System.out.print("Updating metadatavalues table... ");
sql = "UPDATE metadatavalue SET text_value= (SELECT 'http://hdl.handle.net/' || " +
"handle FROM handle WHERE handle.resource_id=item_id AND " +
"handle.resource_type_id=2) WHERE text_value LIKE 'http://hdl.handle.net/%';";
updated = DatabaseManager.updateQuery(context, sql, new Object[] {});
System.out.println(updated + " metadata values updated");
// Confirm with the user that this is what they want to do
System.out.print(
"Servlet container (e.g. Apache Tomcat, Jetty, Caucho Resin) must be running.\n" +
"If it is necessary, please make a backup of the database.\n" +
"Are you ready to continue? [y/n]: "
);
BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
String choiceString = input.readLine();
// Commit the changes
context.complete();
System.out.print("Re-creating browse and search indexes... ");
// Reinitialise the browse system
IndexBrowse.main(new String[] {"-i"});
// Reinitialise the browse system
try
if (choiceString.equalsIgnoreCase("y"))
{
DSIndexer.main(new String[0]);
}
catch (Exception e)
{
// Not a lot we can do
System.out.println("Error re-indexing:");
e.printStackTrace();
System.out.println("\nPlease manually run [dspace]/bin/index-all");
}
try {
log.info("Updating handle prefix from " + oldH + " to " + newH);
// All done
System.out.println("\nHandles successfully updated.");
// Make the changes
System.out.print("\nUpdating handle table... ");
sql = "UPDATE handle " +
"SET handle = '" + newH + "' || '/' || handle_id " +
"WHERE handle like '" + oldH + "/%'";
int updHdl = DatabaseManager.updateQuery(context, sql, new Object[] {});
System.out.println(
updHdl + " item" + ((updHdl > 1) ? "s" : "") + " updated"
);
System.out.print("Updating metadatavalues table... ");
sql = "UPDATE metadatavalue " +
"SET text_value = " +
"(" +
"SELECT 'http://hdl.handle.net/' || handle " +
"FROM handle " +
"WHERE handle.resource_id = metadatavalue.resource_id " +
"AND handle.resource_type_id = 2" +
") " +
"WHERE text_value LIKE 'http://hdl.handle.net/" + oldH + "/%'" +
"AND EXISTS " +
"(" +
"SELECT 1 " +
"FROM handle " +
"WHERE handle.resource_id = metadatavalue.resource_id " +
"AND handle.resource_type_id = 2" +
")";
int updMeta = DatabaseManager.updateQuery(context, sql, new Object[] {});
System.out.println(
updMeta + " metadata value" + ((updMeta > 1) ? "s" : "") + " updated"
);
// Commit the changes
context.complete();
log.info(
"Done with updating handle prefix. " +
"It was changed " + updHdl + " handle" + ((updHdl > 1) ? "s" : "") +
" and " + updMeta + " metadata record" + ((updMeta > 1) ? "s" : "")
);
}
catch (SQLException sqle)
{
if ((context != null) && (context.isValid()))
{
context.abort();
context = null;
}
System.out.println("\nError during SQL operations.");
throw sqle;
}
System.out.println("Handles successfully updated in database.\n");
System.out.println("Re-creating browse and search indexes...");
try
{
// Reinitialise the search and browse system
IndexClient.main(new String[] {"-b"});
System.out.println("Browse and search indexes are ready now.");
// All done
System.out.println("\nAll done successfully. Please check the DSpace logs!\n");
}
catch (Exception e)
{
// Not a lot we can do
System.out.println("Error during re-indexing.");
System.out.println(
"\n\nAutomatic re-indexing failed. Please perform it manually.\n" +
"You should run one of the following commands:\n\n" +
" [dspace]/bin/dspace index-discovery -b\n\n" +
"If you are using Solr for browse (this is the default setting).\n" +
"When launching this command, your servlet container must be running.\n\n" +
" [dspace]/bin/dspace index-lucene-init\n\n" +
"If you enabled Lucene for search.\n" +
"When launching this command, your servlet container must be shutdown.\n"
);
throw e;
}
}
else
{
System.out.println("No changes have been made to your data.\n");
}
}
else
{
System.out.println("No changes have been made to your data.");
System.out.println("Nothing to do! All handles are up-to-date.\n");
}
}
}