01: /*
02: * Copyright (c) 1998-2007 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Adam Megacz
28: */
29:
30: package com.caucho.jaxb.property;
31:
32: import javax.xml.XMLConstants;
33: import javax.xml.bind.DatatypeConverter;
34: import javax.xml.bind.JAXBException;
35: import javax.xml.bind.Marshaller;
36: import javax.xml.namespace.QName;
37: import javax.xml.stream.XMLStreamException;
38: import javax.xml.stream.XMLStreamWriter;
39:
40: import java.io.IOException;
41:
42: import com.caucho.xml.stream.StaxUtil;
43:
44: /**
45: * a Double Property
46: */
47: public class DoubleProperty extends CDataProperty {
48: public static final QName SCHEMA_TYPE = new QName(
49: XMLConstants.W3C_XML_SCHEMA_NS_URI, "double", "xsd");
50:
51: public static final DoubleProperty OBJECT_PROPERTY = new DoubleProperty(
52: true);
53: public static final DoubleProperty PRIMITIVE_PROPERTY = new DoubleProperty(
54: false);
55:
56: protected DoubleProperty(boolean isNullable) {
57: _isNullable = isNullable;
58: }
59:
60: public Object getNilValue() {
61: return Double.valueOf(0.0);
62: }
63:
64: public String write(Object in) {
65: return DatatypeConverter.printDouble(((Number) in)
66: .doubleValue());
67: }
68:
69: protected Object read(String in) {
70: return DatatypeConverter.parseDouble(in);
71: }
72:
73: public QName getSchemaType() {
74: return SCHEMA_TYPE;
75: }
76:
77: public void write(Marshaller m, XMLStreamWriter out, double d,
78: QName qname) throws IOException, XMLStreamException,
79: JAXBException {
80: StaxUtil.writeStartElement(out, qname);
81: out.writeCharacters(DatatypeConverter.printDouble(d));
82: StaxUtil.writeEndElement(out, qname);
83: }
84: }
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