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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.operations;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.onosproject.ovsdb.rfc.notation.Column;
import org.onosproject.ovsdb.rfc.notation.Condition;
import org.onosproject.ovsdb.rfc.notation.Row;
import org.onosproject.ovsdb.rfc.schema.TableSchema;
import org.onosproject.ovsdb.rfc.utils.TransValueUtil;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.common.collect.Maps;
/**
* update operation.Refer to RFC 7047 Section 5.2.
*/
public final class Update implements Operation {
@JsonIgnore
private final TableSchema tableSchema;
private final String op;
private final Map<String, Object> row;
private final List<Condition> where;
/**
* Constructs a Update object.
* @param schema TableSchema entity
* @param row Row entity
* @param where the List of Condition entity
*/
public Update(TableSchema schema, Row row, List<Condition> where) {
checkNotNull(schema, "TableSchema cannot be null");
checkNotNull(row, "row cannot be null");
checkNotNull(where, "where cannot be null");
this.tableSchema = schema;
this.op = Operations.UPDATE.op();
this.row = Maps.newHashMap();
this.where = where;
generateOperationRow(row);
}
/**
* Row entity convert into the row format of update operation. Refer to RFC
* 7047 Section 5.2.
* @param row Row entity
*/
private void generateOperationRow(Row row) {
Collection<Column> columns = row.getColumns();
for (Column column : columns) {
String columnName = column.columnName();
Object value = column.data();
Object formatValue = TransValueUtil.getFormatData(value);
this.row.put(columnName, formatValue);
}
}
/**
* Returns the row member of update operation.
* @return the row member of update operation
*/
public Map<String, Object> getRow() {
return row;
}
/**
* Returns the where member of update operation.
* @return the where member of update operation
*/
public List<Condition> getWhere() {
return where;
}
@Override
public String getOp() {
return op;
}
@Override
public TableSchema getTableSchema() {
return tableSchema;
}
/**
* For the use of serialization.
* @return the table member of update operation
*/
@JsonProperty
public String getTable() {
return tableSchema.name();
}
}
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