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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.server.admin.search;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import org.eclipse.osee.framework.db.connection.ConnectionHandler;
import org.eclipse.osee.framework.db.connection.ConnectionHandlerStatement;
import org.eclipse.osee.framework.db.connection.DbUtil;
import org.eclipse.osee.framework.db.connection.OseeDbConnection;
import org.eclipse.osee.framework.db.connection.core.JoinUtility;
import org.eclipse.osee.framework.db.connection.core.JoinUtility.TagQueueJoinQuery;
import org.eclipse.osee.framework.db.connection.info.SQL3DataType;
import org.eclipse.osee.framework.search.engine.ITagListener;
import org.eclipse.osee.framework.server.admin.Activator;
/**
* @author Roberto E. Escobar
*/
class TaggerAllWorker extends BaseCmdWorker {
private static final int BATCH_SIZE = 1000;
private static final String GET_TAGGABLE_SQL_BODY =
" FROM osee_define_attribute attr1, osee_define_attribute_type type1, osee_define_txs txs1, osee_define_tx_details txd1, osee_define_branch br1 WHERE txs1.transaction_id = txd1.transaction_id AND txs1.gamma_id = attr1.gamma_id AND txd1.branch_id = br1.branch_id AND br1.archived <> 1 AND attr1.attr_type_id = type1.attr_type_id AND type1.tagger_id IS NOT NULL";
private static final String FIND_ALL_TAGGABLE_ATTRIBUTES = "SELECT attr1.gamma_id" + GET_TAGGABLE_SQL_BODY;
private static final String COUNT_TAGGABLE_ATTRIBUTES = "SELECT count(1)" + GET_TAGGABLE_SQL_BODY;
private static final String POSTGRESQL_CHECK = " AND type1.tagger_id <> ''";
private static final String RESTRICT_BY_BRANCH = " AND txd1.branch_id = ?";
TaggerAllWorker() {
super();
}
private int getTotalItems(Connection connection, int branchId) throws SQLException {
int total = -1;
ConnectionHandlerStatement stmt = null;
try {
stmt =
ConnectionHandler.runPreparedQuery(connection, getQuery(connection, branchId, true),
branchId > -1 ? new Object[] {SQL3DataType.INTEGER, branchId} : new Object[0]);
if (stmt.next()) {
total = stmt.getRset().getInt(1);
}
} finally {
DbUtil.close(stmt);
}
return total;
}
private String getQuery(Connection connection, int branchId, boolean isCountQuery) throws SQLException {
StringBuilder builder = new StringBuilder();
builder.append(isCountQuery ? COUNT_TAGGABLE_ATTRIBUTES : FIND_ALL_TAGGABLE_ATTRIBUTES);
if (connection.getMetaData().getDatabaseProductName().toLowerCase().contains("gresql")) {
builder.append(POSTGRESQL_CHECK);
}
if (branchId > -1) {
builder.append(RESTRICT_BY_BRANCH);
}
return builder.toString();
}
private void fetchAndProcessGammas(Connection connection, int branchId, TagProcessListener processor) throws SQLException {
ConnectionHandlerStatement stmt = null;
try {
stmt =
ConnectionHandler.runPreparedQuery(connection, getQuery(connection, branchId, false),
branchId > -1 ? new Object[] {SQL3DataType.INTEGER, branchId} : new Object[0]);
TagQueueJoinQuery joinQuery = JoinUtility.createTagQueueJoinQuery();
while (stmt.next() && isExecutionAllowed()) {
long gammaId = stmt.getRset().getLong("gamma_id");
joinQuery.add(gammaId);
if (joinQuery.size() >= BATCH_SIZE) {
processor.storeAndAddQueryId(connection, joinQuery);
joinQuery = JoinUtility.createTagQueueJoinQuery();
}
}
processor.storeAndAddQueryId(connection, joinQuery);
} finally {
DbUtil.close(stmt);
}
}
protected void doWork(long startTime) throws Exception {
Connection connection = null;
try {
String arg = getCommandInterpreter().nextArgument();
int branchId = -1;
if (arg != null && arg.length() > 0) {
branchId = Integer.parseInt(arg);
}
println(String.format("Tagging Attributes For: [%s]", branchId > -1 ? "Branch " + branchId : "All Branches"));
connection = OseeDbConnection.getConnection();
int totalAttributes = getTotalItems(connection, branchId);
TagProcessListener processor = new TagProcessListener(startTime, totalAttributes);
fetchAndProcessGammas(connection, branchId, processor);
while (!processor.isProcessingDone()) {
if (isExecutionAllowed() != true) {
processor.cancelProcessing(connection);
break;
}
}
processor.printStats();
} finally {
try {
if (connection != null) {
connection.close();
}
} catch (SQLException ex) {
printStackTrace(ex);
}
}
}
private final class TagProcessListener implements ITagListener {
private final Map<Integer, TagQueueJoinQuery> queryIdMap;
private int attributesProcessed;
private int queriesProcessed;
private long startTime;
private int totalAttributes;
public TagProcessListener(long startTime, int totalAttributes) {
this.queryIdMap = Collections.synchronizedMap(new HashMap<Integer, TagQueueJoinQuery>());
this.startTime = startTime;
this.totalAttributes = totalAttributes;
this.attributesProcessed = 0;
this.queriesProcessed = 0;
}
/**
* @param connection
*/
public void cancelProcessing(Connection connection) {
Set<Integer> list = queryIdMap.keySet();
int[] toStop = new int[list.size()];
int index = 0;
for (Integer item : list) {
toStop[index] = item;
index++;
}
Activator.getInstance().getSearchTagger().stopTaggingByQueueQueryId(toStop);
}
public void storeAndAddQueryId(Connection connection, TagQueueJoinQuery joinQuery) throws SQLException {
if (joinQuery.size() > 0) {
joinQuery.store(connection);
this.queryIdMap.put(joinQuery.getQueryId(), joinQuery);
Activator.getInstance().getSearchTagger().tagByQueueQueryId(this, joinQuery.getQueryId());
}
}
public boolean isProcessingDone() {
return queriesProcessed == totalQueries();
}
public int totalQueries() {
int remainder = totalAttributes % 1000;
return totalAttributes / 1000 + (remainder > 0 ? 1 : 0);
}
public void printStats() {
if (isVerbose()) {
println(String.format("QueryIds: [ %d of %d] Attributes: [%d of %d] - Elapsed Time = %s.",
queriesProcessed, totalQueries(), attributesProcessed, totalAttributes, getElapsedTime(startTime)));
}
}
/* (non-Javadoc)
* @see org.eclipse.osee.framework.search.engine.ITagListener#onItemTagged(int, long, int, long)
*/
@Override
public void onAttributeTagComplete(int queryId, long gammaId, int totalTags, long processingTime) {
if (queryIdMap.containsKey(queryId)) {
attributesProcessed++;
if (attributesProcessed % 1000 == 0) {
printStats();
}
}
}
/* (non-Javadoc)
* @see org.eclipse.osee.framework.search.engine.ITagListener#onTagWorkerEnd(int, long)
*/
@Override
public void onTagQueryIdTagComplete(int queryId, long waitTime, long processingTime) {
TagQueueJoinQuery joinQuery = this.queryIdMap.get(queryId);
if (joinQuery != null) {
this.queryIdMap.remove(joinQuery);
queriesProcessed++;
}
}
}
}
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