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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.database.core;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeDataStoreException;
import org.eclipse.osee.framework.database.core.DatabaseJoinAccessor.JoinItem;
import org.eclipse.osee.framework.jdk.core.util.time.GlobalTime;
/**
* @author Roberto E. Escobar
*/
public abstract class AbstractJoinQuery {
protected static interface IJoinRow {
Object[] toArray();
@Override
String toString();
}
private final IJoinAccessor joinAccessor;
private final JoinItem joinItem;
private final int queryId;
private final Timestamp insertTime;
protected final Set<IJoinRow> entries = new HashSet<IJoinRow>();
private boolean wasStored;
private int storedSize;
protected AbstractJoinQuery(IJoinAccessor joinAccessor, JoinItem joinItem, int queryId) {
this.joinAccessor = joinAccessor;
this.joinItem = joinItem;
this.queryId = queryId;
this.insertTime = GlobalTime.GreenwichMeanTimestamp();
this.storedSize = -1;
this.wasStored = false;
}
public boolean isEmpty() {
return this.wasStored != true ? entries.isEmpty() : this.storedSize > 0;
}
public int size() {
return this.wasStored != true ? entries.size() : this.storedSize;
}
public int getQueryId() {
return queryId;
}
public Timestamp getInsertTime() {
return insertTime;
}
public String getJoinTableName() {
return joinItem.getJoinTableName();
}
public boolean wasStored() {
return wasStored;
}
public void store(OseeConnection connection) throws OseeCoreException {
if (this.wasStored != true) {
List<Object[]> data = new ArrayList<Object[]>();
for (IJoinRow joinArray : entries) {
data.add(joinArray.toArray());
}
joinAccessor.store(connection, joinItem, getQueryId(), data);
this.storedSize = this.entries.size();
this.wasStored = true;
this.entries.clear();
} else {
throw new OseeDataStoreException("Cannot store query id twice");
}
}
public int delete(OseeConnection connection) throws OseeCoreException {
return joinAccessor.delete(connection, joinItem, getQueryId());
}
public void store() throws OseeCoreException {
store(null);
}
public int delete() throws OseeCoreException {
return delete(null);
}
public Collection<Integer> getAllQueryIds(OseeConnection connection) throws OseeCoreException {
return joinAccessor.getAllQueryIds(connection, joinItem);
}
public Collection<Integer> getAllQueryIds() throws OseeCoreException {
return joinAccessor.getAllQueryIds(null, joinItem);
}
@Override
public String toString() {
return String.format("id: [%s] entrySize: [%d]", getQueryId(), size());
}
}
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