1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #include "CNodes.hxx" 25 26 #include <cppuhelper/implbase3.hxx> 27 #include <com/sun/star/lang/XServiceInfo.hpp> 28 #include <com/sun/star/lang/XInitialization.hpp> 29 #include <com/sun/star/rdf/XLiteral.hpp> 30 31 #include <com/sun/star/lang/IllegalArgumentException.hpp> 32 33 #include <rtl/ustrbuf.hxx> 34 35 36 /// anonymous implementation namespace 37 namespace { 38 39 namespace css = ::com::sun::star; 40 41 class CLiteral: 42 public ::cppu::WeakImplHelper3< 43 css::lang::XServiceInfo, 44 css::lang::XInitialization, 45 css::rdf::XLiteral> 46 { 47 public: 48 explicit CLiteral(css::uno::Reference< css::uno::XComponentContext > const & context); 49 virtual ~CLiteral() {} 50 51 // ::com::sun::star::lang::XServiceInfo: 52 virtual ::rtl::OUString SAL_CALL getImplementationName() throw (css::uno::RuntimeException); 53 virtual ::sal_Bool SAL_CALL supportsService(const ::rtl::OUString & ServiceName) throw (css::uno::RuntimeException); 54 virtual css::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw (css::uno::RuntimeException); 55 56 // ::com::sun::star::lang::XInitialization: 57 virtual void SAL_CALL initialize(const css::uno::Sequence< ::com::sun::star::uno::Any > & aArguments) throw (css::uno::RuntimeException, css::uno::Exception); 58 59 // ::com::sun::star::rdf::XNode: 60 virtual ::rtl::OUString SAL_CALL getStringValue() throw (css::uno::RuntimeException); 61 62 // ::com::sun::star::rdf::XLiteral: 63 virtual ::rtl::OUString SAL_CALL getValue() throw (css::uno::RuntimeException); 64 virtual ::rtl::OUString SAL_CALL getLanguage() throw (css::uno::RuntimeException); 65 virtual css::uno::Reference< css::rdf::XURI > SAL_CALL getDatatype() throw (css::uno::RuntimeException); 66 67 private: 68 CLiteral(const CLiteral &); // not defined 69 CLiteral& operator=(const CLiteral &); // not defined 70 71 css::uno::Reference< css::uno::XComponentContext > m_xContext; 72 73 ::rtl::OUString m_Value; 74 ::rtl::OUString m_Language; 75 css::uno::Reference< css::rdf::XURI > m_xDatatype; 76 }; 77 78 CLiteral::CLiteral(css::uno::Reference< css::uno::XComponentContext > const & context) : 79 m_xContext(context), m_Value(), m_Language(), m_xDatatype() 80 {} 81 82 // com.sun.star.uno.XServiceInfo: 83 ::rtl::OUString SAL_CALL CLiteral::getImplementationName() throw (css::uno::RuntimeException) 84 { 85 return comp_CLiteral::_getImplementationName(); 86 } 87 88 ::sal_Bool SAL_CALL CLiteral::supportsService(::rtl::OUString const & serviceName) throw (css::uno::RuntimeException) 89 { 90 css::uno::Sequence< ::rtl::OUString > serviceNames = comp_CLiteral::_getSupportedServiceNames(); 91 for (::sal_Int32 i = 0; i < serviceNames.getLength(); ++i) { 92 if (serviceNames[i] == serviceName) 93 return sal_True; 94 } 95 return sal_False; 96 } 97 98 css::uno::Sequence< ::rtl::OUString > SAL_CALL CLiteral::getSupportedServiceNames() throw (css::uno::RuntimeException) 99 { 100 return comp_CLiteral::_getSupportedServiceNames(); 101 } 102 103 // ::com::sun::star::lang::XInitialization: 104 void SAL_CALL CLiteral::initialize(const css::uno::Sequence< ::com::sun::star::uno::Any > & aArguments) throw (css::uno::RuntimeException, css::uno::Exception) 105 { 106 const sal_Int32 len( aArguments.getLength() ); 107 if (len < 1 || len > 2) { 108 throw css::lang::IllegalArgumentException( 109 ::rtl::OUString::createFromAscii("CLiteral::initialize: " 110 "must give 1 or 2 argument(s)"), *this, 2); 111 } 112 113 ::rtl::OUString arg0; 114 if (!(aArguments[0] >>= arg0)) { 115 throw css::lang::IllegalArgumentException( 116 ::rtl::OUString::createFromAscii("CLiteral::initialize: " 117 "argument must be string"), *this, 0); 118 } 119 //FIXME: what is legal? 120 if (true) { 121 m_Value = arg0; 122 } else { 123 throw css::lang::IllegalArgumentException( 124 ::rtl::OUString::createFromAscii("CLiteral::initialize: " 125 "argument is not valid literal value"), *this, 0); 126 } 127 128 if (len > 1) { 129 ::rtl::OUString arg1; 130 css::uno::Reference< css::rdf::XURI > xURI; 131 if ((aArguments[1] >>= arg1)) { 132 if (arg1.getLength() > 0) { 133 m_Language = arg1; 134 } else { 135 throw css::lang::IllegalArgumentException( 136 ::rtl::OUString::createFromAscii("CLiteral::initialize: " 137 "argument is not valid language"), *this, 1); 138 } 139 } else if ((aArguments[1] >>= xURI)) { 140 if (xURI.is()) { 141 m_xDatatype = xURI; 142 } else { 143 throw css::lang::IllegalArgumentException( 144 ::rtl::OUString::createFromAscii("CLiteral::initialize: " 145 "argument is null"), *this, 1); 146 } 147 } else { 148 throw css::lang::IllegalArgumentException( 149 ::rtl::OUString::createFromAscii("CLiteral::initialize: " 150 "argument must be string or URI"), *this, 1); 151 } 152 } 153 } 154 155 // ::com::sun::star::rdf::XNode: 156 ::rtl::OUString SAL_CALL CLiteral::getStringValue() throw (css::uno::RuntimeException) 157 { 158 if (!m_Language.equalsAscii("")) { 159 ::rtl::OUStringBuffer buf(m_Value); 160 buf.appendAscii("@"); 161 buf.append(m_Language); 162 return buf.makeStringAndClear(); 163 } else if (m_xDatatype.is()) { 164 ::rtl::OUStringBuffer buf(m_Value); 165 buf.appendAscii("^^"); 166 buf.append(m_xDatatype->getStringValue()); 167 return buf.makeStringAndClear(); 168 } else { 169 return m_Value; 170 } 171 } 172 173 // ::com::sun::star::rdf::XLiteral: 174 ::rtl::OUString SAL_CALL CLiteral::getValue() throw (css::uno::RuntimeException) 175 { 176 return m_Value; 177 } 178 179 ::rtl::OUString SAL_CALL CLiteral::getLanguage() throw (css::uno::RuntimeException) 180 { 181 return m_Language; 182 } 183 184 css::uno::Reference< css::rdf::XURI > SAL_CALL CLiteral::getDatatype() throw (css::uno::RuntimeException) 185 { 186 return m_xDatatype; 187 } 188 189 } // closing anonymous implementation namespace 190 191 192 193 // component helper namespace 194 namespace comp_CLiteral { 195 196 ::rtl::OUString SAL_CALL _getImplementationName() { 197 return ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( 198 "CLiteral")); 199 } 200 201 css::uno::Sequence< ::rtl::OUString > SAL_CALL _getSupportedServiceNames() 202 { 203 css::uno::Sequence< ::rtl::OUString > s(1); 204 s[0] = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( 205 "com.sun.star.rdf.Literal")); 206 return s; 207 } 208 209 css::uno::Reference< css::uno::XInterface > SAL_CALL _create( 210 const css::uno::Reference< css::uno::XComponentContext > & context) 211 SAL_THROW((css::uno::Exception)) 212 { 213 return static_cast< ::cppu::OWeakObject * >(new CLiteral(context)); 214 } 215 216 } // closing component helper namespace 217 218