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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.core.datastore.schema.sql;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import org.apache.commons.lang.StringUtils;
import org.eclipse.osee.framework.core.datastore.internal.Activator;
import org.eclipse.osee.framework.core.datastore.schema.data.ColumnMetadata;
import org.eclipse.osee.framework.core.datastore.schema.data.ConstraintElement;
import org.eclipse.osee.framework.core.datastore.schema.data.ForeignKey;
import org.eclipse.osee.framework.core.datastore.schema.data.IndexElement;
import org.eclipse.osee.framework.core.datastore.schema.data.ReferenceClause;
import org.eclipse.osee.framework.core.datastore.schema.data.ReferenceClause.OnDeleteEnum;
import org.eclipse.osee.framework.core.datastore.schema.data.ReferenceClause.OnUpdateEnum;
import org.eclipse.osee.framework.core.datastore.schema.data.TableElement;
import org.eclipse.osee.framework.core.datastore.schema.data.TableElement.ColumnFields;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.database.core.ConnectionHandler;
import org.eclipse.osee.framework.database.core.OseeConnection;
import org.eclipse.osee.framework.jdk.core.util.Strings;
import org.eclipse.osee.framework.logging.OseeLog;
/**
* @author Andrew M. Finkbeiner
*/
public class MysqlSqlManager extends SqlManagerImpl {
public MysqlSqlManager(SqlDataType sqlDataType) {
super(sqlDataType);
}
private String handleColumnCreationSection(OseeConnection connection, Map<String, ColumnMetadata> columns) {
List<String> lines = new ArrayList<String>();
Set<String> keys = columns.keySet();
for (String key : keys) {
Map<ColumnFields, String> column = columns.get(key).getColumnFields();
lines.add(columnDataToSQL(column));
}
String toExecute = org.eclipse.osee.framework.jdk.core.util.Collections.toString(",\n", lines);
return toExecute;
}
public void createTable(OseeConnection connection, TableElement tableDef) throws OseeCoreException {
String toExecute = "CREATE TABLE " + tableDef.getFullyQualifiedTableName() + " ( \n";
toExecute += handleColumnCreationSection(connection, tableDef.getColumns());
toExecute += handleConstraintCreationSection(tableDef.getConstraints(), tableDef.getFullyQualifiedTableName());
toExecute +=
handleConstraintCreationSection(tableDef.getForeignKeyConstraints(), tableDef.getFullyQualifiedTableName());
toExecute += " \n)\n";
OseeLog.log(Activator.class, Level.INFO, "Creating Table: [ " + tableDef.getFullyQualifiedTableName() + "]");
ConnectionHandler.runPreparedUpdate(connection, toExecute);
}
@Override
public void dropTable(TableElement tableDef) throws OseeCoreException {
String toExecute = "DROP TABLE " + formatQuotedString(tableDef.getFullyQualifiedTableName(), "\\.");
OseeLog.log(Activator.class, Level.INFO, "Dropping Table: [ " + tableDef.getFullyQualifiedTableName() + "]");
ConnectionHandler.runPreparedUpdate(toExecute);
}
@Override
protected String formatQuotedString(String value, String splitAt) {
String[] array = value.split(splitAt);
for (int index = 0; index < array.length; index++) {
array[index] = array[index];
}
return StringUtils.join(array, splitAt.replaceAll("\\\\", ""));
}
@Override
public void dropIndex(TableElement tableDef) throws OseeCoreException {
List<IndexElement> tableIndices = tableDef.getIndexData();
String tableName = tableDef.getFullyQualifiedTableName();
for (IndexElement iData : tableIndices) {
if (iData.ignoreMySql()) {
continue;
}
OseeLog.logf(Activator.class, Level.INFO,
"Dropping Index: [%s] FROM [%s]", iData.getId(), tableName);
if (iData.getId().equals("PRIMARY")) {
ConnectionHandler.runPreparedUpdate("ALTER TABLE " + tableDef.getFullyQualifiedTableName() + " DROP PRIMARY KEY");
} else {
ConnectionHandler.runPreparedUpdate("ALTER TABLE " + tableDef.getFullyQualifiedTableName() + " DROP INDEX " + iData.getId());
}
}
}
@Override
public String constraintDataToSQL(ConstraintElement constraint, String tableID) {
StringBuilder toReturn = new StringBuilder();
String id = formatQuotedString(constraint.getId(), "\\.");
String type = constraint.getConstraintType().toString();
String appliesTo = formatQuotedString(constraint.getCommaSeparatedColumnsList(), ",");
if (Strings.isValid(id) && Strings.isValid(appliesTo)) {
toReturn.append("CONSTRAINT " + id + " " + type + " (" + appliesTo + ")");
if (constraint instanceof ForeignKey) {
ForeignKey fk = (ForeignKey) constraint;
List<ReferenceClause> refs = fk.getReferences();
for (ReferenceClause ref : refs) {
String refTable = formatQuotedString(ref.getFullyQualifiedTableName(), "\\.");
String refColumns = formatQuotedString(ref.getCommaSeparatedColumnsList(), ",");
String onUpdate = "";
if (!ref.getOnUpdateAction().equals(OnUpdateEnum.UNSPECIFIED)) {
onUpdate = "ON UPDATE " + ref.getOnUpdateAction().toString();
}
String onDelete = "";
if (!ref.getOnDeleteAction().equals(OnDeleteEnum.UNSPECIFIED)) {
onDelete = "ON DELETE " + ref.getOnDeleteAction().toString();
}
if (refTable != null && refColumns != null && !refTable.equals("") && !refColumns.equals("")) {
toReturn.append(" REFERENCES " + refTable + " (" + refColumns + ")");
if (!onUpdate.equals("")) {
toReturn.append(" " + onUpdate);
}
if (!onDelete.equals("")) {
toReturn.append(" " + onDelete);
}
// if (constraint.isDeferrable()) {
// toReturn.append(" DEFERRABLE");
// }
}
else {
OseeLog.log(Activator.class, Level.WARNING,
"Skipping CONSTRAINT at Table: " + tableID + "\n\t " + fk.toString());
}
}
}
} else {
OseeLog.log(Activator.class, Level.WARNING,
"Skipping CONSTRAINT at Table: " + tableID + "\n\t " + constraint.toString());
}
return toReturn.toString();
}
}
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