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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.skynet.core.artifact;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.osee.framework.core.data.BranchId;
import org.eclipse.osee.framework.core.data.IOseeBranch;
import org.eclipse.osee.framework.core.enums.DeletionFlag;
import org.eclipse.osee.framework.jdk.core.type.OseeCoreException;
import org.eclipse.osee.framework.skynet.core.artifact.search.ArtifactQuery;
import org.eclipse.osee.framework.skynet.core.event.OseeEventManager;
import org.eclipse.osee.framework.skynet.core.event.model.ArtifactEvent;
import org.eclipse.osee.framework.skynet.core.event.model.EventBasicGuidArtifact;
import org.eclipse.osee.framework.skynet.core.event.model.EventModType;
import org.eclipse.osee.framework.skynet.core.internal.Activator;
import org.eclipse.osee.framework.skynet.core.relation.RelationLink;
import org.eclipse.osee.framework.skynet.core.relation.RelationManager;
import org.eclipse.osee.framework.skynet.core.utility.AbstractDbTxOperation;
import org.eclipse.osee.framework.skynet.core.utility.ArtifactJoinQuery;
import org.eclipse.osee.framework.skynet.core.utility.ConnectionHandler;
import org.eclipse.osee.framework.skynet.core.utility.JoinUtility;
import org.eclipse.osee.framework.skynet.core.utility.TransactionJoinQuery;
import org.eclipse.osee.jdbc.JdbcConnection;
import org.eclipse.osee.jdbc.JdbcStatement;
/**
* @author Ryan D. Brooks
*/
public class PurgeArtifacts extends AbstractDbTxOperation {
private static final String SELECT_ITEM_GAMMAS =
"SELECT /*+ ordered */ txs.gamma_id, txs.transaction_id, aj.branch_id FROM osee_join_artifact aj, %s item, osee_txs txs WHERE aj.query_id = ? AND %s AND item.gamma_id = txs.gamma_id AND aj.branch_id = txs.branch_id";
private static final String COUNT_ARTIFACT_VIOLATIONS =
"SELECT art.art_id, txs.branch_id FROM osee_join_artifact aj, osee_artifact art, osee_txs txs WHERE aj.query_id = ? AND aj.art_id = art.art_id AND art.gamma_id = txs.gamma_id AND txs.branch_id = aj.branch_id";
private static final String DELETE_FROM_TXS_USING_JOIN_TRANSACTION =
"DELETE FROM osee_txs txs WHERE EXISTS (select 1 from osee_join_transaction jt WHERE jt.query_id = ? AND jt.branch_id = txs.branch_id AND jt.gamma_id = txs.gamma_id AND jt.transaction_id = txs.transaction_id)";
private static final String DELETE_FROM_TX_DETAILS_USING_JOIN_TRANSACTION =
"DELETE FROM osee_tx_details txd WHERE EXISTS (select 1 from osee_join_transaction jt WHERE jt.query_id = ? AND jt.branch_id = txd.branch_id AND jt.transaction_id = txd.transaction_id AND not exists (select * from osee_txs txs where jt.branch_id = txs.branch_id and jt.transaction_id = txs.transaction_id))";
private final List<Artifact> artifactsToPurge;
private boolean success;
private final boolean recurseChildrenBranches;
public PurgeArtifacts(Collection<? extends Artifact> artifactsToPurge) throws OseeCoreException {
this(artifactsToPurge, false);
}
public PurgeArtifacts(Collection<? extends Artifact> artifactsToPurge, boolean recurseChildrenBranches) throws OseeCoreException {
super(ConnectionHandler.getJdbcClient(), "Purge Artifact", Activator.PLUGIN_ID);
this.artifactsToPurge = new LinkedList<>(artifactsToPurge);
this.success = false;
this.recurseChildrenBranches = recurseChildrenBranches;
}
@Override
protected void doTxWork(IProgressMonitor monitor, JdbcConnection connection) throws OseeCoreException {
if (artifactsToPurge == null || artifactsToPurge.isEmpty()) {
return;
}
checkPurgeValid(connection);
// now load the artifacts to be purged
Set<Artifact> childreArtifactsToPurge = new HashSet<>();
for (Artifact art : artifactsToPurge) {
childreArtifactsToPurge.addAll(art.getDescendants(DeletionFlag.INCLUDE_DELETED));
}
artifactsToPurge.addAll(childreArtifactsToPurge);
ArtifactJoinQuery artJoin2 = JoinUtility.createArtifactJoinQuery(getJdbcClient());
try {
for (Artifact art : artifactsToPurge) {
artJoin2.add(art.getArtId(), art.getBranchId());
}
artJoin2.store(connection);
int queryId = artJoin2.getQueryId();
TransactionJoinQuery txJoin = JoinUtility.createTransactionJoinQuery(getJdbcClient());
insertSelectItems(txJoin, connection, "osee_relation_link",
"(aj.art_id = item.a_art_id OR aj.art_id = item.b_art_id)", queryId);
insertSelectItems(txJoin, connection, "osee_attribute", "aj.art_id = item.art_id", queryId);
insertSelectItems(txJoin, connection, "osee_artifact", "aj.art_id = item.art_id", queryId);
try {
txJoin.store(connection);
getJdbcClient().runPreparedUpdate(connection, DELETE_FROM_TXS_USING_JOIN_TRANSACTION, txJoin.getQueryId());
getJdbcClient().runPreparedUpdate(connection, DELETE_FROM_TX_DETAILS_USING_JOIN_TRANSACTION,
txJoin.getQueryId());
} finally {
txJoin.delete(connection);
}
for (Artifact artifact : artifactsToPurge) {
ArtifactCache.deCache(artifact);
RelationManager.deCache(artifact);
artifact.internalSetDeleted();
for (RelationLink rel : artifact.getRelationsAll(DeletionFlag.EXCLUDE_DELETED)) {
rel.markAsPurged();
}
for (Attribute<?> attr : artifact.internalGetAttributes()) {
attr.markAsPurged();
}
}
success = true;
} finally {
artJoin2.delete(connection);
}
}
@Override
protected void handleTxFinally(IProgressMonitor monitor) throws OseeCoreException {
if (success) {
Set<EventBasicGuidArtifact> artifactChanges = new HashSet<>();
for (Artifact artifact : artifactsToPurge) {
artifactChanges.add(new EventBasicGuidArtifact(EventModType.Purged, artifact));
}
// Kick Local and Remote Events
ArtifactEvent artifactEvent = new ArtifactEvent(artifactsToPurge.iterator().next().getBranch());
for (EventBasicGuidArtifact guidArt : artifactChanges) {
artifactEvent.getArtifacts().add(guidArt);
}
OseeEventManager.kickPersistEvent(PurgeArtifacts.class, artifactEvent);
}
}
public void insertSelectItems(TransactionJoinQuery txJoin, JdbcConnection connection, String tableName, String artifactJoinSql, int queryId) throws OseeCoreException {
String query = String.format(SELECT_ITEM_GAMMAS, tableName, artifactJoinSql);
JdbcStatement chStmt = getJdbcClient().getStatement(connection);
try {
chStmt.runPreparedQuery(query, queryId);
while (chStmt.next()) {
txJoin.add(chStmt.getLong("gamma_id"), chStmt.getLong("transaction_id"), chStmt.getLong("branch_id"));
}
} finally {
chStmt.close();
}
}
private void checkPurgeValid(JdbcConnection connection) {
ArtifactJoinQuery artJoin = JoinUtility.createArtifactJoinQuery(getJdbcClient());
for (Artifact art : artifactsToPurge) {
for (IOseeBranch branch : BranchManager.getChildBranches(art.getBranch(), true)) {
artJoin.add(art.getArtId(), branch.getUuid());
}
}
if (!artJoin.isEmpty()) {
try {
artJoin.store(connection);
JdbcStatement chStmt = getJdbcClient().getStatement(connection);
try {
chStmt.runPreparedQuery(COUNT_ARTIFACT_VIOLATIONS, artJoin.getQueryId());
boolean failed = false;
StringBuilder sb = new StringBuilder();
while (chStmt.next()) {
int artId = chStmt.getInt("art_id");
long branchUuid = chStmt.getLong("branch_id");
if (recurseChildrenBranches) {
BranchId branch = BranchId.valueOf(branchUuid);
Artifact artifactFromId = ArtifactQuery.getArtifactFromId(artId, branch);
artifactsToPurge.add(artifactFromId);
} else {
failed = true;
sb.append("ArtifactId[");
sb.append(artId);
sb.append("] BranchId[");
sb.append(branchUuid);
sb.append("]\n");
}
}
if (failed) {
throw new OseeCoreException(
"Unable to purge because the following artifacts exist on child branches.\n%s", sb.toString());
}
} finally {
chStmt.close();
}
} finally {
artJoin.delete(connection);
}
}
}
}
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