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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include "CNodes.hxx"
21 :
22 : #include <cppuhelper/implbase3.hxx>
23 : #include <com/sun/star/lang/XServiceInfo.hpp>
24 : #include <com/sun/star/lang/XInitialization.hpp>
25 : #include <com/sun/star/rdf/XLiteral.hpp>
26 :
27 : #include <com/sun/star/lang/IllegalArgumentException.hpp>
28 :
29 : #include <rtl/ustrbuf.hxx>
30 :
31 :
32 : /// anonymous implementation namespace
33 : namespace {
34 :
35 : class CLiteral:
36 : public ::cppu::WeakImplHelper3<
37 : css::lang::XServiceInfo,
38 : css::lang::XInitialization,
39 : css::rdf::XLiteral>
40 : {
41 : public:
42 : explicit CLiteral(css::uno::Reference< css::uno::XComponentContext > const & context);
43 0 : virtual ~CLiteral() {}
44 :
45 : // ::com::sun::star::lang::XServiceInfo:
46 : virtual ::rtl::OUString SAL_CALL getImplementationName() throw (css::uno::RuntimeException);
47 : virtual ::sal_Bool SAL_CALL supportsService(const ::rtl::OUString & ServiceName) throw (css::uno::RuntimeException);
48 : virtual css::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw (css::uno::RuntimeException);
49 :
50 : // ::com::sun::star::lang::XInitialization:
51 : virtual void SAL_CALL initialize(const css::uno::Sequence< ::com::sun::star::uno::Any > & aArguments) throw (css::uno::RuntimeException, css::uno::Exception);
52 :
53 : // ::com::sun::star::rdf::XNode:
54 : virtual ::rtl::OUString SAL_CALL getStringValue() throw (css::uno::RuntimeException);
55 :
56 : // ::com::sun::star::rdf::XLiteral:
57 : virtual ::rtl::OUString SAL_CALL getValue() throw (css::uno::RuntimeException);
58 : virtual ::rtl::OUString SAL_CALL getLanguage() throw (css::uno::RuntimeException);
59 : virtual css::uno::Reference< css::rdf::XURI > SAL_CALL getDatatype() throw (css::uno::RuntimeException);
60 :
61 : private:
62 : CLiteral(const CLiteral &); // not defined
63 : CLiteral& operator=(const CLiteral &); // not defined
64 :
65 : css::uno::Reference< css::uno::XComponentContext > m_xContext;
66 :
67 : ::rtl::OUString m_Value;
68 : ::rtl::OUString m_Language;
69 : css::uno::Reference< css::rdf::XURI > m_xDatatype;
70 : };
71 :
72 0 : CLiteral::CLiteral(css::uno::Reference< css::uno::XComponentContext > const & context) :
73 0 : m_xContext(context), m_Value(), m_Language(), m_xDatatype()
74 0 : {}
75 :
76 : // com.sun.star.uno.XServiceInfo:
77 0 : ::rtl::OUString SAL_CALL CLiteral::getImplementationName() throw (css::uno::RuntimeException)
78 : {
79 0 : return comp_CLiteral::_getImplementationName();
80 : }
81 :
82 0 : ::sal_Bool SAL_CALL CLiteral::supportsService(::rtl::OUString const & serviceName) throw (css::uno::RuntimeException)
83 : {
84 0 : css::uno::Sequence< ::rtl::OUString > serviceNames = comp_CLiteral::_getSupportedServiceNames();
85 0 : for (::sal_Int32 i = 0; i < serviceNames.getLength(); ++i) {
86 0 : if (serviceNames[i] == serviceName)
87 0 : return sal_True;
88 : }
89 0 : return sal_False;
90 : }
91 :
92 0 : css::uno::Sequence< ::rtl::OUString > SAL_CALL CLiteral::getSupportedServiceNames() throw (css::uno::RuntimeException)
93 : {
94 0 : return comp_CLiteral::_getSupportedServiceNames();
95 : }
96 :
97 : // ::com::sun::star::lang::XInitialization:
98 0 : void SAL_CALL CLiteral::initialize(const css::uno::Sequence< ::com::sun::star::uno::Any > & aArguments) throw (css::uno::RuntimeException, css::uno::Exception)
99 : {
100 0 : const sal_Int32 len( aArguments.getLength() );
101 0 : if (len < 1 || len > 2) {
102 : throw css::lang::IllegalArgumentException(
103 : ::rtl::OUString("CLiteral::initialize: "
104 0 : "must give 1 or 2 argument(s)"), *this, 2);
105 : }
106 :
107 0 : ::rtl::OUString arg0;
108 0 : if (!(aArguments[0] >>= arg0)) {
109 : throw css::lang::IllegalArgumentException(
110 : ::rtl::OUString("CLiteral::initialize: "
111 0 : "argument must be string"), *this, 0);
112 : }
113 : //FIXME: what is legal?
114 : if (true) {
115 0 : m_Value = arg0;
116 : } else {
117 : throw css::lang::IllegalArgumentException(
118 : ::rtl::OUString("CLiteral::initialize: "
119 : "argument is not valid literal value"), *this, 0);
120 : }
121 :
122 0 : if (len > 1) {
123 0 : ::rtl::OUString arg1;
124 0 : css::uno::Reference< css::rdf::XURI > xURI;
125 0 : if ((aArguments[1] >>= arg1)) {
126 0 : if (!arg1.isEmpty()) {
127 0 : m_Language = arg1;
128 : } else {
129 : throw css::lang::IllegalArgumentException(
130 : ::rtl::OUString("CLiteral::initialize: "
131 0 : "argument is not valid language"), *this, 1);
132 : }
133 0 : } else if ((aArguments[1] >>= xURI)) {
134 0 : if (xURI.is()) {
135 0 : m_xDatatype = xURI;
136 : } else {
137 : throw css::lang::IllegalArgumentException(
138 : ::rtl::OUString("CLiteral::initialize: "
139 0 : "argument is null"), *this, 1);
140 : }
141 : } else {
142 : throw css::lang::IllegalArgumentException(
143 : ::rtl::OUString("CLiteral::initialize: "
144 0 : "argument must be string or URI"), *this, 1);
145 0 : }
146 0 : }
147 0 : }
148 :
149 : // ::com::sun::star::rdf::XNode:
150 0 : ::rtl::OUString SAL_CALL CLiteral::getStringValue() throw (css::uno::RuntimeException)
151 : {
152 0 : if (!m_Language.isEmpty()) {
153 0 : ::rtl::OUStringBuffer buf(m_Value);
154 0 : buf.appendAscii("@");
155 0 : buf.append(m_Language);
156 0 : return buf.makeStringAndClear();
157 0 : } else if (m_xDatatype.is()) {
158 0 : ::rtl::OUStringBuffer buf(m_Value);
159 0 : buf.appendAscii("^^");
160 0 : buf.append(m_xDatatype->getStringValue());
161 0 : return buf.makeStringAndClear();
162 : } else {
163 0 : return m_Value;
164 : }
165 : }
166 :
167 : // ::com::sun::star::rdf::XLiteral:
168 0 : ::rtl::OUString SAL_CALL CLiteral::getValue() throw (css::uno::RuntimeException)
169 : {
170 0 : return m_Value;
171 : }
172 :
173 0 : ::rtl::OUString SAL_CALL CLiteral::getLanguage() throw (css::uno::RuntimeException)
174 : {
175 0 : return m_Language;
176 : }
177 :
178 0 : css::uno::Reference< css::rdf::XURI > SAL_CALL CLiteral::getDatatype() throw (css::uno::RuntimeException)
179 : {
180 0 : return m_xDatatype;
181 : }
182 :
183 : } // closing anonymous implementation namespace
184 :
185 :
186 :
187 : // component helper namespace
188 : namespace comp_CLiteral {
189 :
190 0 : ::rtl::OUString SAL_CALL _getImplementationName() {
191 0 : return ::rtl::OUString( "CLiteral");
192 : }
193 :
194 0 : css::uno::Sequence< ::rtl::OUString > SAL_CALL _getSupportedServiceNames()
195 : {
196 0 : css::uno::Sequence< ::rtl::OUString > s(1);
197 0 : s[0] = ::rtl::OUString( "com.sun.star.rdf.Literal");
198 0 : return s;
199 : }
200 :
201 0 : css::uno::Reference< css::uno::XInterface > SAL_CALL _create(
202 : const css::uno::Reference< css::uno::XComponentContext > & context)
203 : SAL_THROW((css::uno::Exception))
204 : {
205 0 : return static_cast< ::cppu::OWeakObject * >(new CLiteral(context));
206 : }
207 :
208 : } // closing component helper namespace
209 :
210 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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