1 /*
2 * Copyright (c) 1997, 2012, 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
24 */
25
26 package com.sun.xml.internal.bind.v2.runtime.unmarshaller;
27
28 import org.xml.sax.SAXException;
29
30 /**
31 * {@link Loader} that delegates the processing to another {@link Loader}
32 * at {@link #startElement(UnmarshallingContext.State, TagName)}.
33 *
34 * @author Kohsuke Kawaguchi
35 */
36 public abstract class ProxyLoader extends Loader {
37 public ProxyLoader() {
38 super(false);
39 }
40
41 @Override
42 public final void startElement(UnmarshallingContext.State state, TagName ea) throws SAXException {
43 Loader loader = selectLoader(state,ea);
44 state.loader = loader;
45 loader.startElement(state,ea);
46 }
47
48 /**
49 * Picks the loader to delegate to.
50 *
51 * @return never null.
52 */
53 protected abstract Loader selectLoader(UnmarshallingContext.State state, TagName ea) throws SAXException;
54
55 @Override
56 public final void leaveElement(UnmarshallingContext.State state, TagName ea) {
57 // this loader is used just to forward to another loader,
58 // so we should never get this event.
59 throw new IllegalStateException();
60 }
61 }
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1 /*
2 * Copyright (c) 1997, 2014, 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
24 */
25
26 package com.sun.xml.internal.bind.v2.runtime.unmarshaller;
27
28 import org.xml.sax.SAXException;
29
30 /**
31 * {@link Loader} that delegates the processing to another {@link Loader}
32 * at {@link #startElement(UnmarshallingContext.State, TagName)}.
33 *
34 * @author Kohsuke Kawaguchi
35 */
36 public abstract class ProxyLoader extends Loader {
37 public ProxyLoader() {
38 super(false);
39 }
40
41 @Override
42 public final void startElement(UnmarshallingContext.State state, TagName ea) throws SAXException {
43 Loader loader = selectLoader(state,ea);
44 state.setLoader(loader);
45 loader.startElement(state,ea);
46 }
47
48 /**
49 * Picks the loader to delegate to.
50 *
51 * @return never null.
52 */
53 protected abstract Loader selectLoader(UnmarshallingContext.State state, TagName ea) throws SAXException;
54
55 @Override
56 public final void leaveElement(UnmarshallingContext.State state, TagName ea) {
57 // this loader is used just to forward to another loader,
58 // so we should never get this event.
59 throw new IllegalStateException();
60 }
61 }
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