Showing the changes to java/pkg/javax/sql/rowset/serial/SerialDatalink.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,109 @@ | ||
| 1 | +/* | |
| 2 | + * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package javax.sql.rowset.serial; | |
| 27 | + | |
| 28 | +import java.sql.*; | |
| 29 | +import java.io.*; | |
| 30 | +import java.net.URL; | |
| 31 | + | |
| 32 | + | |
| 33 | +/** | |
| 34 | + * A serialized mapping in the Java programming language of an SQL | |
| 35 | + * <code>DATALINK</code> value. A <code>DATALINK</code> value | |
| 36 | + * references a file outside of the underlying data source that the | |
| 37 | + * data source manages. | |
| 38 | + * <P> | |
| 39 | + * <code>RowSet</code> implementations can use the method <code>RowSet.getURL</code> | |
| 40 | + * to retrieve a <code>java.net.URL</code> object, which can be used | |
| 41 | + * to manipulate the external data. | |
| 42 | + * <pre> | |
| 43 | + * java.net.URL url = rowset.getURL(1); | |
| 44 | + * </pre> | |
| 45 | + */ | |
| 46 | +public class SerialDatalink implements Serializable, Cloneable { | |
| 47 | + | |
| 48 | + /** | |
| 49 | + * The extracted URL field retrieved from the DATALINK field. | |
| 50 | + * @serial | |
| 51 | + */ | |
| 52 | + private URL url; | |
| 53 | + | |
| 54 | + /** | |
| 55 | + * The SQL type of the elements in this <code>SerialDatalink</code> | |
| 56 | + * object. The type is expressed as one of the contants from the | |
| 57 | + * class <code>java.sql.Types</code>. | |
| 58 | + * @serial | |
| 59 | + */ | |
| 60 | + private int baseType; | |
| 61 | + | |
| 62 | + /** | |
| 63 | + * The type name used by the DBMS for the elements in the SQL | |
| 64 | + * <code>DATALINK</code> value that this SerialDatalink object | |
| 65 | + * represents. | |
| 66 | + * @serial | |
| 67 | + */ | |
| 68 | + private String baseTypeName; | |
| 69 | + | |
| 70 | + /** | |
| 71 | + * Constructs a new <code>SerialDatalink</code> object from the given | |
| 72 | + * <code>java.net.URL</code> object. | |
| 73 | + * <P> | |
| 74 | + * @throws SerialException if url parameter is a null | |
| 75 | + */ | |
| 76 | + public SerialDatalink(URL url) throws SerialException { | |
| 77 | + if (url == null) { | |
| 78 | + throw new SerialException("Cannot serialize empty URL instance"); | |
| 79 | + } | |
| 80 | + this.url = url; | |
| 81 | + } | |
| 82 | + | |
| 83 | + /** | |
| 84 | + * Returns a new URL that is a copy of this <code>SerialDatalink</code> | |
| 85 | + * object. | |
| 86 | + * | |
| 87 | + * @return a copy of this <code>SerialDatalink</code> object as a | |
| 88 | + * <code>URL</code> object in the Java programming language. | |
| 89 | + * @throws SerialException if the <code>URL</code> object cannot be de-serialized | |
| 90 | + */ | |
| 91 | + public URL getDatalink() throws SerialException { | |
| 92 | + | |
| 93 | + URL aURL = null; | |
| 94 | + | |
| 95 | + try { | |
| 96 | + aURL = new URL((this.url).toString()); | |
| 97 | + } catch (java.net.MalformedURLException e) { | |
| 98 | + throw new SerialException("MalformedURLException: " + e.getMessage()); | |
| 99 | + } | |
| 100 | + return aURL; | |
| 101 | + } | |
| 102 | + | |
| 103 | + | |
| 104 | + /** | |
| 105 | + * The identifier that assists in the serialization of this <code>SerialDatalink</code> | |
| 106 | + * object. | |
| 107 | + */ | |
| 108 | + static final long serialVersionUID = 2826907821828733626L; | |
| 109 | +} | |