/*
* DBeaver - Universal Database Manager
* Copyright (C) 2016 Karl Griesser (fullref@gmail.com)
* Copyright (C) 2010-2017 Serge Rider (serge@jkiss.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jkiss.dbeaver.ext.exasol.model;
import org.jkiss.code.NotNull;
import org.jkiss.code.Nullable;
import org.jkiss.dbeaver.DBException;
import org.jkiss.dbeaver.Log;
import org.jkiss.dbeaver.model.DBPDataKind;
import org.jkiss.dbeaver.model.DBPEvaluationContext;
import org.jkiss.dbeaver.model.DBPQualifiedObject;
import org.jkiss.dbeaver.model.DBUtils;
import org.jkiss.dbeaver.model.exec.DBCException;
import org.jkiss.dbeaver.model.exec.DBCLogicalOperator;
import org.jkiss.dbeaver.model.impl.DBObjectNameCaseTransformer;
import org.jkiss.dbeaver.model.impl.jdbc.JDBCUtils;
import org.jkiss.dbeaver.model.meta.Property;
import org.jkiss.dbeaver.model.runtime.DBRProgressMonitor;
import org.jkiss.dbeaver.model.struct.DBSDataType;
import org.jkiss.dbeaver.model.struct.DBSObject;
import org.jkiss.dbeaver.model.struct.DBSTypedObject;
import java.sql.ResultSet;
import java.sql.Types;
/**
* Exasol data types
*
* @author Karl Griesser
*/
public class ExasolDataType extends ExasolObject<DBSObject> implements DBSDataType, DBPQualifiedObject {
private static final Log LOG = Log.getLog(ExasolDataType.class);
private DBSObject parentNode; // see below
private ExasolSchema exasolSchema;
private TypeDesc typeDesc;
private Integer exasolTypeId;
private Integer length;
private Integer scale;
private String name;
// -----------------------
// Constructors
// -----------------------
protected ExasolDataType(DBSObject parent, String name, boolean persisted) {
super(parent, name, persisted);
}
public ExasolDataType(DBSObject owner, ResultSet dbResult) throws DBException {
super(owner, JDBCUtils.safeGetString(dbResult, "TYPE_NAME"), true);
this.exasolTypeId = JDBCUtils.safeGetInteger(dbResult, "TYPE_ID");
this.length = JDBCUtils.safeGetInteger(dbResult, "PRECISION");
this.scale = JDBCUtils.safeGetInteger(dbResult, "MINIMUM_SCALE");
TypeDesc tempTypeDesc = null;
String typeName = JDBCUtils.safeGetString(dbResult, "TYPE_NAME");
int precision = JDBCUtils.safeGetInt(dbResult, "PRECISION");
int minimumScale = JDBCUtils.safeGetInt(dbResult, "MINIMUM_SCALE");
int maximumScale = JDBCUtils.safeGetInt(dbResult, "MAXIMUM_SCALE");
this.name = typeName;
switch (name) {
case "BIGINT":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.BIGINT, precision, minimumScale, maximumScale, typeName);
break;
case "INTEGER":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.INTEGER, precision, minimumScale, maximumScale, typeName);
break;
case "DECIMAL":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.DECIMAL, precision, minimumScale, maximumScale, typeName);
break;
case "DOUBLE PRECISION":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.DOUBLE, precision, minimumScale, maximumScale, typeName);
break;
case "FLOAT":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.FLOAT, precision, minimumScale, maximumScale, typeName);
break;
case "INTERVAL DAY TO SECOND":
tempTypeDesc = new TypeDesc(DBPDataKind.STRING, Types.VARCHAR, precision, minimumScale, maximumScale, typeName);
break;
case "INTERVAL YEAR TO MONTH":
tempTypeDesc = new TypeDesc(DBPDataKind.STRING, Types.VARCHAR, precision, minimumScale, maximumScale, typeName);
break;
case "SMALLINT":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.SMALLINT, precision, minimumScale, maximumScale, typeName);
break;
case "TINYINT":
tempTypeDesc = new TypeDesc(DBPDataKind.NUMERIC, Types.TINYINT, precision, minimumScale, maximumScale, typeName);
break;
case "GEOMETRY":
tempTypeDesc = new TypeDesc(DBPDataKind.STRING, Types.VARCHAR, precision, minimumScale, maximumScale, typeName);
break;
case "BOOLEAN":
tempTypeDesc = new TypeDesc(DBPDataKind.BOOLEAN, Types.BOOLEAN, precision, minimumScale, maximumScale, typeName);
break;
case "CHAR":
tempTypeDesc = new TypeDesc(DBPDataKind.STRING, Types.CHAR, precision, minimumScale, maximumScale, typeName);
break;
case "VARCHAR":
tempTypeDesc = new TypeDesc(DBPDataKind.STRING, Types.VARCHAR, precision, minimumScale, maximumScale, typeName);
break;
case "LONG VARCHAR":
tempTypeDesc = new TypeDesc(DBPDataKind.STRING, Types.LONGNVARCHAR, precision, minimumScale, maximumScale, typeName);
break;
case "DATE":
tempTypeDesc = new TypeDesc(DBPDataKind.DATETIME, Types.DATE, precision, minimumScale, maximumScale, typeName);
break;
case "TIMESTAMP":
tempTypeDesc = new TypeDesc(DBPDataKind.DATETIME, Types.TIMESTAMP, precision, minimumScale, maximumScale, typeName);
break;
case "TIMESTAMP WITH LOCAL TIME ZONE":
tempTypeDesc = new TypeDesc(DBPDataKind.DATETIME, Types.TIMESTAMP_WITH_TIMEZONE, precision, minimumScale, maximumScale, typeName);
break;
default:
LOG.error("DataType '" + name + "' is unknown to DBeaver");
}
this.typeDesc = tempTypeDesc;
}
@Override
public DBSObject getParentObject() {
return parentNode;
}
@Override
public String getTypeName() {
return name;
}
@Override
public String getFullTypeName() {
return DBUtils.getFullTypeName(this);
}
public int getEquivalentSqlType() {
return typeDesc.sqlType;
}
@Override
public int getPrecision() {
if (typeDesc.precision != null) {
return typeDesc.precision;
} else {
return 0;
}
}
@Nullable
@Override
public DBSDataType getComponentType(@NotNull DBRProgressMonitor monitor) throws DBCException {
return null;
}
@Override
public int getMinScale() {
if (typeDesc.minScale != null) {
return typeDesc.minScale;
} else {
return 0;
}
}
@Override
public int getMaxScale() {
if (typeDesc.maxScale != null) {
return typeDesc.maxScale;
} else {
return 0;
}
}
@NotNull
@Override
public DBCLogicalOperator[] getSupportedOperators(DBSTypedObject attribute) {
return DBUtils.getDefaultOperators(this);
}
// -----------------
// Properties
// -----------------
@NotNull
@Override
@Property(viewable = true, editable = false, valueTransformer = DBObjectNameCaseTransformer.class, order = 1)
public String getName() {
return name;
}
@Property(viewable = true, editable = false, order = 2)
public ExasolSchema getSchema() {
return exasolSchema;
}
@Override
@Property(viewable = true, editable = false, order = 4)
public DBPDataKind getDataKind() {
return typeDesc == null ? DBPDataKind.UNKNOWN : typeDesc.dataKind;
}
@Override
@Property(viewable = true, editable = false, order = 5)
public long getMaxLength() {
return length;
}
@Override
@Property(viewable = true, editable = false, order = 6)
public int getScale() {
return scale;
}
@Override
@Property(viewable = false, editable = false, order = 10)
public int getTypeID() {
return typeDesc.sqlType;
}
@Property(viewable = false, editable = false, order = 11)
public Integer getExasolTypeId() {
return exasolTypeId;
}
@Nullable
@Override
@Property(viewable = false, editable = false)
public String getDescription() {
return null;
}
// --------------
// Helper Objects
// --------------
private static final class TypeDesc {
private final DBPDataKind dataKind;
private final Integer sqlType;
private final Integer precision;
private final Integer minScale;
private final Integer maxScale;
@SuppressWarnings("unused")
private final String name;
private TypeDesc(DBPDataKind dataKind, Integer sqlType, Integer precision, Integer minScale, Integer maxScale, String name) {
this.name = name;
this.dataKind = dataKind;
this.sqlType = sqlType;
this.precision = precision;
this.minScale = minScale;
this.maxScale = maxScale;
}
}
@Override
public boolean isPersisted() {
return true;
}
@Override
public Object geTypeExtension() {
// TODO Auto-generated method stub
return null;
}
@Override
public String getFullyQualifiedName(DBPEvaluationContext context) {
return name;
}
}