/* Copyright (c) 2001-2016, The HSQL Development Group
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the HSQL Development Group nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.hsqldb;
import org.hsqldb.types.
Type;
/**
* Base implementation of variables, columns of result or table.<p>
*
* @author Fred Toussi (fredt@users dot sourceforge.net)
* @version 2.3.4
* @since 1.9.0
*/
public class
ColumnBase {
private
String name;
private
String table;
private
String schema;
private
String catalog;
boolean
isWriteable;
private boolean
isSearchable;
protected byte
parameterMode;
protected boolean
isIdentity;
protected byte
nullability =
SchemaObject.
Nullability.
NULLABLE;
protected
Type dataType;
ColumnBase() {}
public
ColumnBase(
String catalog,
String schema,
String table,
String name) {
this.
catalog =
catalog;
this.
schema =
schema;
this.
table =
table;
this.
name =
name;
}
public
ColumnBase(
String catalog,
ColumnSchema other) {
this.
catalog =
catalog;
this.
schema =
other.
getSchemaNameString();
this.
table =
other.
getTableNameString();
this.
name =
other.
getNameString();
this.
nullability =
other.
getNullability();
this.
isIdentity =
other.
isIdentity();
this.
isSearchable =
other.
isSearchable();
this.
isWriteable =
other.
isWriteable();
}
public
String getNameString() {
return
name;
}
public
String getTableNameString() {
return
table;
}
public
String getSchemaNameString() {
return
schema;
}
public
String getCatalogNameString() {
return
catalog;
}
public void
setIdentity(boolean
value) {
isIdentity =
value;
}
public boolean
isIdentity() {
return
isIdentity;
}
protected void
setType(
ColumnBase other) {
nullability =
other.
nullability;
dataType =
other.
dataType;
}
public void
setType(
Type type) {
this.
dataType =
type;
}
public boolean
isNullable() {
return !
isIdentity &&
nullability ==
SchemaObject.
Nullability.
NULLABLE;
}
protected void
setNullable(boolean
value) {
nullability =
value ?
SchemaObject.
Nullability.
NULLABLE
:
SchemaObject.
Nullability.
NO_NULLS;
}
public byte
getNullability() {
return
isIdentity ?
SchemaObject.
Nullability.
NO_NULLS
:
nullability;
}
public void
setNullability(byte
value) {
nullability =
value;
}
public boolean
isWriteable() {
return
isWriteable;
}
public void
setWriteable(boolean
value) {
isWriteable =
value;
}
public boolean
isSearchable() {
return
isSearchable;
}
public void
setSearchable(boolean
value) {
isSearchable =
value;
}
public
Type getDataType() {
return
dataType;
}
public byte
getParameterMode() {
return
parameterMode;
}
public void
setParameterMode(byte
mode) {
this.
parameterMode =
mode;
}
}