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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.ovsdb.rfc.message;
import static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.Map;
import java.util.Objects;
import org.onosproject.ovsdb.rfc.notation.Row;
import org.onosproject.ovsdb.rfc.notation.UUID;
/**
* TableUpdate is an object that maps from the row's UUID to a RowUpdate object.
*/
public final class TableUpdate {
private final Map<UUID, RowUpdate> rows;
/**
* Constructs a TableUpdate object.
* @param rows the parameter of TableUpdate entity
*/
private TableUpdate(Map<UUID, RowUpdate> rows) {
this.rows = rows;
}
/**
* Get TableUpdate entity.
* @param rows the parameter of TableUpdate entity
* @return TableUpdate entity
*/
public static TableUpdate tableUpdate(Map<UUID, RowUpdate> rows) {
checkNotNull(rows, "rows cannot be null");
return new TableUpdate(rows);
}
/**
* Return old row.
* @param uuid the key of rows
* @return Row old row
*/
public Row getOld(UUID uuid) {
RowUpdate rowUpdate = rows.get(uuid);
if (rowUpdate == null) {
return null;
}
return rowUpdate.oldRow();
}
/**
* Return new row.
* @param uuid the key of rows
* @return Row new row
*/
public Row getNew(UUID uuid) {
RowUpdate rowUpdate = rows.get(uuid);
if (rowUpdate == null) {
return null;
}
return rowUpdate.newRow();
}
/**
* Return rows.
* @return rows
*/
public Map<UUID, RowUpdate> rows() {
return rows;
}
@Override
public int hashCode() {
return rows.hashCode();
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof TableUpdate) {
final TableUpdate other = (TableUpdate) obj;
return Objects.equals(this.rows, other.rows);
}
return false;
}
@Override
public String toString() {
return toStringHelper(this).add("rows", rows).toString();
}
}
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