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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.utils;
import org.onosproject.ovsdb.rfc.notation.Mutation;
import org.onosproject.ovsdb.rfc.notation.Mutation.Mutator;
public final class MutationUtil {
/**
* Constructs a MutationUtil object. Utility classes should not have a
* public or default constructor, otherwise IDE will compile unsuccessfully. This
* class should not be instantiated.
*/
private MutationUtil() {
}
/**
* Returns a Mutation that means += .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation sum(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.SUM, value);
}
/**
* Returns a Mutation that means -= .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation difference(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.DIFFERENCE, value);
}
/**
* Returns a Mutation that means *= .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation product(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.PRODUCT, value);
}
/**
* Returns a Mutation that means /= .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation quotient(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.QUOTIENT, value);
}
/**
* Returns a Mutation that means %= .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation remainder(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.REMAINDER, value);
}
/**
* Returns a Mutation that means insert .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation insert(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.INSERT, value);
}
/**
* Returns a Mutation that means delete .
* @param columnName column name
* @param data column value
* @return Mutation
*/
public static Mutation delete(String columnName, Object data) {
Object value = TransValueUtil.getFormatData(data);
return new Mutation(columnName, Mutator.DELETE, value);
}
}
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