| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.empire.db; |
| |
| /** |
| * This enum allocates the available compare types. |
| * |
| * |
| */ |
| public enum DBCmpType |
| { |
| NONE, // = -1, |
| EQUAL, // = 0, |
| NOTEQUAL, // = 1, |
| LESSTHAN, // = 2, |
| MOREOREQUAL, // = 3, |
| GREATERTHAN, // = 4, |
| LESSOREQUAL, // = 5, |
| LIKE, // = 6, |
| NOTLIKE, // = 7, |
| NULL, // = 8, |
| NOTNULL, // = 9, |
| BETWEEN, // = 10, |
| NOTBETWEEN, // = 11, |
| IN, // = 12, |
| NOTIN; // = 13, |
| |
| public static DBCmpType getNullType(DBCmpType type) |
| { |
| switch(type) |
| { |
| case NOTEQUAL: |
| case MOREOREQUAL: |
| case LESSOREQUAL: |
| case NOTLIKE: |
| case NOTNULL: |
| case NOTBETWEEN: |
| case NOTIN: |
| // Compare with NOT null |
| return DBCmpType.NOTNULL; |
| // Compare with null |
| default: return DBCmpType.NULL; |
| } |
| } |
| } |