| /* |
| * 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; |
| |
| import java.io.Reader; |
| import java.io.StringReader; |
| |
| /** |
| * This class allocates methods to store binary character objects in the database. |
| * |
| * |
| */ |
| public class DBClobData |
| { |
| /** |
| * The reader associated with this object |
| */ |
| private Reader reader = null; |
| |
| /** |
| * The length of the data in the <code>reader</code> |
| */ |
| private int length = 0; |
| |
| /** |
| * Constructor to pass LOB data to the setValue methods of |
| * a record, consisting of the input stream where the data can be |
| * loaded from and the length of the data. |
| * |
| * @param reader The reader where the character data will be read from |
| * @param length The number of characters to read from the reader |
| * @throws IllegalArgumentException If the reader is null |
| */ |
| public DBClobData(Reader reader, int length) |
| throws IllegalArgumentException |
| { |
| if (reader == null) |
| { |
| throw new IllegalArgumentException("reader was null"); |
| |
| } |
| this.reader = reader; |
| this.length = length; |
| } |
| |
| /** |
| * Constructor for LobData from a string. |
| * |
| * @param text The string to be used as data |
| * @throws IllegalArgumentException If the text is null |
| */ |
| public DBClobData(String text) |
| throws IllegalArgumentException |
| { |
| if (text == null) |
| { |
| throw new IllegalArgumentException("text was null"); |
| } |
| reader = new StringReader(text); |
| this.length = text.length(); |
| } |
| |
| /** |
| * Set the defaultEncoding used in a constructor. |
| * |
| * @return Returns the reader with the character data for the CLOB |
| */ |
| public Reader getReader() |
| { |
| return reader; |
| } |
| |
| /** |
| * Returns the length of the CLOB data in characters. |
| * |
| * @return Returns the length of the CLOB data in characters |
| */ |
| public int getLength() |
| { |
| return length; |
| } |
| |
| /** |
| * Returns a CLOB String. |
| * |
| * @return Returns CLOB String |
| */ |
| @Override |
| public String toString() |
| { |
| // WARNING: String contained in reader is NOT supplied. |
| return super.toString(); |
| } |
| } |