com.mchange.v1.db.sql.schemarep.TableRepImpl Maven / Gradle / Ivy
/*
* Distributed as part of mchange-commons-java 0.2.9
*
* Copyright (C) 2015 Machinery For Change, Inc.
*
* Author: Steve Waldman
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of EITHER:
*
* 1) The GNU Lesser General Public License (LGPL), version 2.1, as
* published by the Free Software Foundation
*
* OR
*
* 2) The Eclipse Public License (EPL), version 1.0
*
* You may choose which license to accept if you wish to redistribute
* or modify this work. You may offer derivatives of this work
* under the license you have chosen, or you may provide the same
* choice of license which you have been offered here.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received copies of both LGPL v2.1 and EPL v1.0
* along with this software; see the files LICENSE-EPL and LICENSE-LGPL.
* If not, the text of these licenses are currently available at
*
* LGPL v2.1: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* EPL v1.0: http://www.eclipse.org/org/documents/epl-v10.php
*
*/
package com.mchange.v1.db.sql.schemarep;
import java.util.*;
import com.mchange.v1.util.ListUtils;
import com.mchange.v1.util.SetUtils;
import com.mchange.v1.util.MapUtils;
public class TableRepImpl implements TableRep
{
String tableName;
List colNameList;
Map namesToColReps;
Set primaryKeyColNames;
Set foreignKeyReps;
Set uniqConstrReps;
public TableRepImpl(String tableName, List colReps,
Collection primaryKeyColNames,
Collection foreignKeyReps,
Collection uniqConstrReps)
{
this.tableName = tableName;
List tempColNameList = new ArrayList();
Map tempNamesToColReps = new HashMap();
for (int i = 0, len = colReps.size(); i < len; ++i)
{
ColumnRep colRep = (ColumnRep) colReps.get(i);
String colName = colRep.getColumnName();
tempColNameList.add( colName );
tempNamesToColReps.put( colName, colRep );
}
this.colNameList = Collections.unmodifiableList( tempColNameList );
this.namesToColReps = Collections.unmodifiableMap ( tempNamesToColReps );
this.primaryKeyColNames = (primaryKeyColNames == null ?
Collections.EMPTY_SET :
Collections.unmodifiableSet( new HashSet( primaryKeyColNames ) ) );
this.foreignKeyReps = (foreignKeyReps == null ?
Collections.EMPTY_SET :
Collections.unmodifiableSet( new HashSet( foreignKeyReps ) ) );
this.uniqConstrReps = (uniqConstrReps == null ?
Collections.EMPTY_SET :
Collections.unmodifiableSet( new HashSet( uniqConstrReps ) ) );
}
public String getTableName()
{ return tableName; }
public Iterator getColumnNames()
{ return colNameList.iterator(); }
public ColumnRep columnRepForName(String name)
{ return (ColumnRep) namesToColReps.get( name ); }
public Set getPrimaryKeyColumnNames()
{ return primaryKeyColNames; }
public Set getForeignKeyReps()
{ return foreignKeyReps; }
public Set getUniquenessConstraintReps()
{ return uniqConstrReps; }
public boolean equals( Object o )
{
if (o == null || this.getClass() != o.getClass())
return false;
TableRepImpl other = (TableRepImpl) o;
return
this.tableName.equals( other.tableName ) &&
ListUtils.equivalent( this.colNameList, other.colNameList ) &&
MapUtils.equivalentDisregardingSort( this.namesToColReps, other.namesToColReps ) &&
SetUtils.equivalentDisregardingSort( this.primaryKeyColNames, other.primaryKeyColNames ) &&
SetUtils.equivalentDisregardingSort( this.foreignKeyReps, other.foreignKeyReps ) &&
SetUtils.equivalentDisregardingSort( this.uniqConstrReps, other.uniqConstrReps );
}
public int hashCode()
{
return
tableName.hashCode() ^
ListUtils.hashContents( colNameList ) ^
MapUtils.hashContentsDisregardingSort( namesToColReps ) ^
SetUtils.hashContentsDisregardingSort( primaryKeyColNames ) ^
SetUtils.hashContentsDisregardingSort( foreignKeyReps ) ^
SetUtils.hashContentsDisregardingSort( uniqConstrReps );
}
}