--- /dev/null
+/*
+ * Copyright (C) 2001, 2002 The Mir-coders group
+ *
+ * This file is part of Mir.
+ *
+ * Mir is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Mir is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mir; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * In addition, as a special exception, The Mir-coders gives permission to link
+ * the code of this program with the com.oreilly.servlet library, any library
+ * licensed under the Apache Software License, The Sun (tm) Java Advanced
+ * Imaging library (JAI), The Sun JIMI library (or with modified versions of
+ * the above that use the same license as the above), and distribute linked
+ * combinations including the two. You must obey the GNU General Public
+ * License in all respects for all of the code used other than the above
+ * mentioned libraries. If you modify this file, you may extend this exception
+ * to your version of the file, but you are not obligated to do so. If you do
+ * not wish to do so, delete this exception statement from your version.
+ */
+
+package mircoders.producer;
+
+import java.util.*;
+import java.io.*;
+
+
+import org.apache.lucene.index.*;
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.store.FSDirectory;
+
+import freemarker.template.*;
+
+
+import mir.util.*;
+import mir.log.*;
+import mir.producer.*;
+//import mir.generator.*;
+import mircoders.global.*;
+import mircoders.localizer.*;
+import mir.entity.*;
+import mir.entity.adapter.*;
+import mircoders.entity.*;
+import mircoders.storage.*;
+import mircoders.search.*;
+
+
+public class UnIndexingProducerNode implements ProducerNode {
+ private String contentKey;
+ private String indexPath;
+
+
+ public UnIndexingProducerNode(String aContentKey, String pathToIndex) {
+ contentKey = aContentKey;
+ indexPath=pathToIndex;
+ }
+
+ public void produce(Map aValueMap, String aVerb, LoggerWrapper aLogger) throws ProducerFailure {
+ IndexReader indexReader = null;
+ Object data;
+ Entity entity;
+
+ long startTime;
+ long endTime;
+
+ startTime = System.currentTimeMillis();
+
+ try {
+ data = ParameterExpander.findValueForKey( aValueMap, contentKey );
+
+ if (! (data instanceof EntityAdapter)) {
+ throw new ProducerFailure("UnIndexingProducerNode: value of '"+contentKey+"' is not an EntityAdapter, but an " + data.getClass().getName(), null);
+ }
+
+ entity = ((EntityAdapter) data).getEntity();
+ if (! (entity instanceof EntityContent)) {
+ throw new ProducerFailure("UnIndexingProducerNode: value of '"+contentKey+"' is not a content EntityAdapter, but a " + entity.getClass().getName() + " adapter", null);
+ }
+ aLogger.info("UnIndexing " + (String) entity.getValue("id") + " out of " + indexPath);
+
+ indexReader = IndexReader.open(indexPath);
+ indexReader.delete(new Term("id",entity.getValue("id")));
+ indexReader.close();
+
+ }
+ catch (Throwable t) {
+ aLogger.error("Error while unindexing content: " + t.getMessage());
+ t.printStackTrace(new PrintWriter(new LoggerToWriterAdapter(aLogger, LoggerWrapper.DEBUG_MESSAGE)));
+ }
+ finally {
+ if (indexReader != null){
+ try{
+ indexReader.close();
+ }
+ catch (Throwable t) {
+ aLogger.warn("Error while closing indexReader: " + t.getMessage());
+ }
+
+ }
+
+ try{
+ FSDirectory theIndexDir=FSDirectory.getDirectory(indexPath,false);
+ if (indexReader.isLocked(theIndexDir)){
+ indexReader.unlock(theIndexDir);
+ }
+ }
+ catch (Throwable t) {
+ aLogger.warn("Error while unlocking index: " + t.getMessage());
+ }
+ }
+
+
+
+
+ endTime = System.currentTimeMillis();
+
+ aLogger.info(" UnIndexTime: " + (endTime-startTime) + " ms<br>");
+ }
+}
+
+
+
+
+
+
+
+
+
+