| 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); |
| } |
| } |