TableRow.java
/*
* Copyright (C) 2000 - 2024 Silverpeas
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* As a special exception to the terms and conditions of version 3.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* Open Source Software ("FLOSS") applications as described in Silverpeas's
* FLOSS exception. You should have received a copy of the text describing
* the FLOSS exception, and it is also available here:
* "https://www.silverpeas.org/legal/floss_exception.html"
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.silverpeas.components.mydb.model;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
/**
* A row in a table in a data source. A row is a tuple whose each field matches a given column of
* the requested table. Hence the field name in the row is the column name and its value the value
* in the column.
* @author mmoquillon
*/
public class TableRow {
private final Map<String, TableFieldValue> fields;
/**
* Constructs the table row from the specified dictionary of fields.
* @param fields a {@link Map} of {@link TableFieldValue} instances, each of them mapped to the
* name of a table's column.
*/
public TableRow(final Map<String, TableFieldValue> fields) {
this.fields = fields;
}
/**
* Gets all the fields of this table row.
* @return a {@link Map} between a field name and its value.
*/
public Map<String, TableFieldValue> getFields() {
return Collections.unmodifiableMap(fields);
}
/**
* Gets the value of the specified field in this table row.
* @param field the name of the field.
* @return the value of the asked field.
*/
public TableFieldValue getFieldValue(final String field) {
return fields.get(field);
}
public TableRow getCopy() {
final Map<String, TableFieldValue> copyOfFields = new HashMap<>();
fields.forEach((key, value) -> copyOfFields.put(key, value.getCopy()));
return new TableRow(copyOfFields);
}
}