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/*
* _____________________________________________________________________________
*
* INAF - OATS National Institute for Astrophysics - Astronomical Observatory of
* Trieste INAF - IA2 Italian Center for Astronomical Archives
* _____________________________________________________________________________
*
* Copyright (C) 2016 Istituto Nazionale di Astrofisica
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License Version 3 as published by the
* Free Software Foundation.
*
* This program 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. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package it.inaf.ia2.tsm;
import java.util.Map;
import java.util.Objects;
/**
* The main implementation of {@link KeyColumn}.
* @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
*/
public class KeyColumn extends TapSchemaEntity {
public static final String KEY_ID_KEY = "key_id";
public static final String FROM_COLUMN_KEY = "from_column";
public static final String TARGET_COLUMN_KEY = "target_column";
private static final long serialVersionUID = -3681677723432728327L;
private Key key;
private KeyColumn() {
// for serialization
super();
}
protected KeyColumn(TapSchema tapSchema, Key key, Map<String, Object> keyColumnMetadata) {
super(tapSchema, tapSchema.getTableModel(TapSchema.KEY_COLUMNS_TABLE), keyColumnMetadata);
this.key = key;
}
public Key getParent() {
return key;
}
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public String getKeyId() {
return getValue(KEY_ID_KEY, String.class);
}
public void setKeyId(String keyId) {
setValue(KEY_ID_KEY, keyId);
}
public String getFromColumn() {
return getValue(FROM_COLUMN_KEY, String.class);
}
public String getTargetColumn() {
return getValue(TARGET_COLUMN_KEY, String.class);
}
@Override
public int hashCode() {
int hash = 3;
hash = 97 * hash + Objects.hashCode(this.key.getFromTableCompleteName());
hash = 97 * hash + Objects.hashCode(this.getFromColumn());
hash = 97 * hash + Objects.hashCode(this.key.getTargetTableCompleteName());
hash = 97 * hash + Objects.hashCode(this.getTargetColumn());
return hash;
}
@Override
public boolean equals(Object obj) {
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final KeyColumn other = (KeyColumn) obj;
if (!Objects.equals(this.key.getFromTableCompleteName(), other.key.getFromTableCompleteName())) {
return false;
}
if (!Objects.equals(this.getFromColumn(), other.getFromColumn())) {
return false;
}
if (!Objects.equals(this.key.getTargetTableCompleteName(), other.key.getTargetTableCompleteName())) {
return false;
}
if (!Objects.equals(this.getTargetColumn(), other.getTargetColumn())) {
return false;
}
return true;
}
}