114 lines
3.9 KiB
JavaScript
114 lines
3.9 KiB
JavaScript
// Copyright (c) 2022, Oracle and/or its affiliates.
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//-----------------------------------------------------------------------------
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//
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// This software is dual-licensed to you under the Universal Permissive License
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// (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
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// 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose
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// either license.
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//
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// If you elect to accept the software under the Apache License, Version 2.0,
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// the following applies:
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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//-----------------------------------------------------------------------------
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'use strict';
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const ConnectionImpl = require('./connection.js');
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const errors = require('../errors.js');
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const BaseImpl = require('./base.js');
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class LobImpl extends BaseImpl {
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//---------------------------------------------------------------------------
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// _getConnImpl()
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//
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// Common method on all classes that make use of a connection -- used to
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// ensure serialization of all use of the connection.
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//---------------------------------------------------------------------------
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_getConnImpl() {
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let parentObj = this._parentObj;
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while (!(parentObj instanceof ConnectionImpl))
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parentObj = parentObj._parentObj;
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return parentObj;
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}
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//---------------------------------------------------------------------------
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// close()
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//
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// Close the LOB.
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//---------------------------------------------------------------------------
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close() {
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errors.throwNotImplemented("closing a LOB");
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}
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//---------------------------------------------------------------------------
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// fileExists()
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//
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// Checks if BFILE present or not.
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//---------------------------------------------------------------------------
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fileExists() {
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errors.throwNotImplemented("check if BFILE exists");
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}
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//---------------------------------------------------------------------------
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// getData()
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//
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// Returns all of the data in the LOB.
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//---------------------------------------------------------------------------
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getData() {
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errors.throwNotImplemented("getting all of the data from a LOB");
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}
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//---------------------------------------------------------------------------
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// getDirFileName()
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//
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// returns directory and filename of LOB (BFILE).
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//----------------------------------------------------------------------------
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getDirFileName() {
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errors.throwNotImplemented("getting directory and filename of LOB(BFILE)");
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}
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//---------------------------------------------------------------------------
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// read()
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//
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// Reads data from the LOB at the specified offset.
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//---------------------------------------------------------------------------
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read() {
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errors.throwNotImplemented("reading from a LOB");
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}
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//---------------------------------------------------------------------------
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// setDirFileName()
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//
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// sets directory and filename for LOB (BFILE)
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//---------------------------------------------------------------------------
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setDirFileName() {
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errors.throwNotImplemented("setting directory and filename of LOB(BFILE)");
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}
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//---------------------------------------------------------------------------
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// write()
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//
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// Writes data to the LOB at the specified offset.
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//---------------------------------------------------------------------------
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write() {
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errors.throwNotImplemented("writing to a LOB");
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}
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}
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module.exports = LobImpl;
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