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1 /* |
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2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.xml.internal.bind.v2.model.impl; |
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27 |
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28 import java.util.AbstractList; |
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29 import java.util.Collections; |
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30 import java.util.List; |
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31 |
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32 import javax.xml.bind.annotation.XmlElement; |
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33 import javax.xml.bind.annotation.XmlElements; |
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34 import javax.xml.bind.annotation.XmlList; |
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35 import javax.xml.namespace.QName; |
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36 |
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37 import com.sun.istack.internal.FinalArrayList; |
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38 import com.sun.xml.internal.bind.v2.model.core.ElementPropertyInfo; |
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39 import com.sun.xml.internal.bind.v2.model.core.ID; |
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40 import com.sun.xml.internal.bind.v2.model.core.PropertyKind; |
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41 import com.sun.xml.internal.bind.v2.model.core.TypeInfo; |
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42 import com.sun.xml.internal.bind.v2.model.core.TypeRef; |
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43 import com.sun.xml.internal.bind.v2.runtime.IllegalAnnotationException; |
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44 |
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45 /** |
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46 * Common {@link ElementPropertyInfo} implementation used for both |
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47 * Annotation Processing and runtime. |
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48 * |
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49 * @author Kohsuke Kawaguchi |
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50 */ |
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51 class ElementPropertyInfoImpl<TypeT,ClassDeclT,FieldT,MethodT> |
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52 extends ERPropertyInfoImpl<TypeT,ClassDeclT,FieldT,MethodT> |
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53 implements ElementPropertyInfo<TypeT,ClassDeclT> |
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54 { |
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55 /** |
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56 * Lazily computed. |
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57 * @see #getTypes() |
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58 */ |
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59 private List<TypeRefImpl<TypeT,ClassDeclT>> types; |
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60 |
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61 private final List<TypeInfo<TypeT,ClassDeclT>> ref = new AbstractList<TypeInfo<TypeT,ClassDeclT>>() { |
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62 public TypeInfo<TypeT,ClassDeclT> get(int index) { |
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63 return getTypes().get(index).getTarget(); |
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64 } |
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65 |
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66 public int size() { |
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67 return getTypes().size(); |
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68 } |
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69 }; |
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70 |
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71 /** |
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72 * Lazily computed. |
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73 * @see #isRequired() |
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74 */ |
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75 private Boolean isRequired; |
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76 |
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77 /** |
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78 * @see #isValueList() |
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79 */ |
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80 private final boolean isValueList; |
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81 |
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82 ElementPropertyInfoImpl( |
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83 ClassInfoImpl<TypeT,ClassDeclT,FieldT,MethodT> parent, |
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84 PropertySeed<TypeT,ClassDeclT,FieldT,MethodT> propertySeed) { |
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85 super(parent, propertySeed); |
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86 |
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87 isValueList = seed.hasAnnotation(XmlList.class); |
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88 |
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89 } |
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90 |
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91 public List<? extends TypeRefImpl<TypeT,ClassDeclT>> getTypes() { |
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92 if(types==null) { |
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93 types = new FinalArrayList<TypeRefImpl<TypeT,ClassDeclT>>(); |
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94 XmlElement[] ann=null; |
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95 |
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96 XmlElement xe = seed.readAnnotation(XmlElement.class); |
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97 XmlElements xes = seed.readAnnotation(XmlElements.class); |
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98 |
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99 if(xe!=null && xes!=null) { |
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100 parent.builder.reportError(new IllegalAnnotationException( |
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101 Messages.MUTUALLY_EXCLUSIVE_ANNOTATIONS.format( |
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102 nav().getClassName(parent.getClazz())+'#'+seed.getName(), |
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103 xe.annotationType().getName(), xes.annotationType().getName()), |
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104 xe, xes )); |
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105 } |
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106 |
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107 isRequired = true; |
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108 |
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109 if(xe!=null) |
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110 ann = new XmlElement[]{xe}; |
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111 else |
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112 if(xes!=null) |
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113 ann = xes.value(); |
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114 |
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115 if(ann==null) { |
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116 // default |
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117 TypeT t = getIndividualType(); |
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118 if(!nav().isPrimitive(t) || isCollection()) |
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119 isRequired = false; |
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120 // nillableness defaults to true if it's collection |
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121 types.add(createTypeRef(calcXmlName((XmlElement)null),t,isCollection(),null)); |
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122 } else { |
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123 for( XmlElement item : ann ) { |
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124 // TODO: handle defaulting in names. |
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125 QName name = calcXmlName(item); |
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126 TypeT type = reader().getClassValue(item, "type"); |
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127 if (nav().isSameType(type, nav().ref(XmlElement.DEFAULT.class))) |
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128 type = getIndividualType(); |
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129 if((!nav().isPrimitive(type) || isCollection()) && !item.required()) |
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130 isRequired = false; |
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131 types.add(createTypeRef(name, type, item.nillable(), getDefaultValue(item.defaultValue()) )); |
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132 } |
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133 } |
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134 types = Collections.unmodifiableList(types); |
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135 assert !types.contains(null); |
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136 } |
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137 return types; |
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138 } |
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139 |
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140 private String getDefaultValue(String value) { |
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141 if(value.equals("\u0000")) |
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142 return null; |
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143 else |
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144 return value; |
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145 } |
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146 |
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147 /** |
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148 * Used by {@link PropertyInfoImpl} to create new instances of {@link TypeRef} |
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149 */ |
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150 protected TypeRefImpl<TypeT,ClassDeclT> createTypeRef(QName name,TypeT type,boolean isNillable,String defaultValue) { |
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151 return new TypeRefImpl<TypeT,ClassDeclT>(this,name,type,isNillable,defaultValue); |
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152 } |
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153 |
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154 public boolean isValueList() { |
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155 return isValueList; |
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156 } |
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157 |
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158 public boolean isRequired() { |
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159 if(isRequired==null) |
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160 getTypes(); // compute the value |
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161 return isRequired; |
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162 } |
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163 |
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164 public List<? extends TypeInfo<TypeT,ClassDeclT>> ref() { |
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165 return ref; |
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166 } |
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167 |
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168 public final PropertyKind kind() { |
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169 return PropertyKind.ELEMENT; |
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170 } |
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171 |
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172 protected void link() { |
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173 super.link(); |
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174 for (TypeRefImpl<TypeT, ClassDeclT> ref : getTypes() ) { |
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175 ref.link(); |
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176 } |
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177 |
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178 if(isValueList()) { |
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179 // ugly test, because IDREF's are represented as text on the wire, |
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180 // it's OK to be a value list in that case. |
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181 if(id()!= ID.IDREF) { |
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182 // check if all the item types are simple types |
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183 // this can't be done when we compute types because |
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184 // not all TypeInfos are available yet |
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185 for (TypeRefImpl<TypeT,ClassDeclT> ref : types) { |
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186 if(!ref.getTarget().isSimpleType()) { |
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187 parent.builder.reportError(new IllegalAnnotationException( |
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188 Messages.XMLLIST_NEEDS_SIMPLETYPE.format( |
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189 nav().getTypeName(ref.getTarget().getType())), this )); |
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190 break; |
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191 } |
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192 } |
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193 } |
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194 |
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195 if(!isCollection()) |
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196 parent.builder.reportError(new IllegalAnnotationException( |
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197 Messages.XMLLIST_ON_SINGLE_PROPERTY.format(), this |
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198 )); |
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199 } |
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200 } |
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201 } |