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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.tools.internal.xjc.model; |
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27 |
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28 import java.util.AbstractList; |
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29 import java.util.ArrayList; |
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30 import java.util.List; |
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31 import java.util.Map; |
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32 |
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33 import javax.activation.MimeType; |
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34 import javax.xml.namespace.QName; |
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35 |
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36 import com.sun.tools.internal.xjc.model.nav.NClass; |
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37 import com.sun.tools.internal.xjc.model.nav.NType; |
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38 import com.sun.tools.internal.xjc.reader.RawTypeSet; |
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39 import com.sun.xml.internal.bind.v2.model.core.ElementPropertyInfo; |
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40 import com.sun.xml.internal.bind.v2.model.core.ID; |
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41 import com.sun.xml.internal.bind.v2.model.core.PropertyKind; |
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42 import com.sun.xml.internal.xsom.XSComponent; |
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43 |
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44 import org.xml.sax.Locator; |
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45 |
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46 /** |
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47 * {@link ElementPropertyInfo} for the compiler. |
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48 * |
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49 * @author Kohsuke Kawaguchi |
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50 */ |
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51 public final class CElementPropertyInfo extends CPropertyInfo implements ElementPropertyInfo<NType,NClass> { |
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52 |
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53 /** |
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54 * True if this property can never be absent legally. |
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55 */ |
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56 private final boolean required; |
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57 |
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58 private final MimeType expectedMimeType; |
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59 /** |
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60 * |
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61 * <p> |
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62 * Currently, this is set inside {@link RawTypeSet} in a very ugly way. |
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63 */ |
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64 private CAdapter adapter; |
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65 |
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66 private final boolean isValueList; |
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67 |
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68 private ID id; |
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69 |
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70 |
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71 /** |
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72 * List of referenced types. |
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73 */ |
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74 private final List<CTypeRef> types = new ArrayList<CTypeRef>(); |
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75 |
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76 private final List<CNonElement> ref = new AbstractList<CNonElement>() { |
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77 public CNonElement get(int index) { |
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78 return getTypes().get(index).getTarget(); |
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79 } |
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80 public int size() { |
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81 return getTypes().size(); |
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82 } |
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83 }; |
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84 |
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85 // TODO: shouldn't they get id and expectedMimeType from TypeUses of CTypeRef? |
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86 public CElementPropertyInfo(String name, CollectionMode collection, ID id, MimeType expectedMimeType, XSComponent source, |
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87 CCustomizations customizations, Locator locator, boolean required) { |
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88 super(name, collection.col, source, customizations, locator); |
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89 this.required = required; |
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90 this.id = id; |
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91 this.expectedMimeType = expectedMimeType; |
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92 this.isValueList = collection.val; |
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93 } |
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94 |
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95 public ID id() { |
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96 return id; |
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97 } |
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98 |
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99 public List<CTypeRef> getTypes() { |
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100 return types; |
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101 } |
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102 |
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103 public List<CNonElement> ref() { |
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104 return ref; |
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105 } |
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106 |
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107 public QName getSchemaType() { |
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108 if(types.size()!=1) |
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109 // if more than one kind is here, can't produce @XmlSchemaType. |
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110 // TODO: is it allowed to have one generated if types |
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111 return null; |
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112 |
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113 CTypeRef t = types.get(0); |
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114 if(needsExplicitTypeName(t.getTarget(),t.typeName)) |
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115 return t.typeName; |
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116 else |
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117 return null; |
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118 } |
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119 |
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120 /** |
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121 * XJC never uses the wrapper element. Always return null. |
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122 */ |
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123 @Deprecated |
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124 public QName getXmlName() { |
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125 return null; |
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126 } |
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127 |
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128 public boolean isCollectionRequired() { |
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129 // in XJC, we never recognize a nillable collection pattern, so this is always false. |
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130 return false; |
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131 } |
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132 |
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133 public boolean isCollectionNillable() { |
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134 // in XJC, we never recognize a nillable collection pattern, so this is always false. |
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135 return false; |
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136 } |
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137 |
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138 public boolean isRequired() { |
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139 return required; |
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140 } |
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141 |
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142 public boolean isValueList() { |
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143 return isValueList; |
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144 } |
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145 |
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146 public boolean isUnboxable() { |
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147 if(!isCollection() && !required) |
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148 // if the property can be legally absent, it's not unboxable |
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149 return false; |
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150 // we need to have null to represent the absence of value. not unboxable. |
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151 for (CTypeRef t : getTypes()) { |
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152 if(t.isNillable()) |
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153 return false; |
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154 } |
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155 return super.isUnboxable(); |
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156 } |
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157 |
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158 @Override |
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159 public boolean isOptionalPrimitive() { |
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160 // we need to have null to represent the absence of value. not unboxable. |
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161 for (CTypeRef t : getTypes()) { |
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162 if(t.isNillable()) |
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163 return false; |
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164 } |
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165 return !isCollection() && !required && super.isUnboxable(); |
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166 } |
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167 |
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168 public <V> V accept(CPropertyVisitor<V> visitor) { |
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169 return visitor.onElement(this); |
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170 } |
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171 |
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172 public CAdapter getAdapter() { |
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173 return adapter; |
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174 } |
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175 |
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176 public void setAdapter(CAdapter a) { |
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177 assert adapter==null; |
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178 adapter = a; |
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179 } |
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180 |
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181 public final PropertyKind kind() { |
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182 return PropertyKind.ELEMENT; |
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183 } |
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184 |
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185 public MimeType getExpectedMimeType() { |
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186 return expectedMimeType; |
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187 } |
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188 |
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189 public static enum CollectionMode { |
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190 NOT_REPEATED(false,false), |
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191 REPEATED_ELEMENT(true,false), |
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192 REPEATED_VALUE(true,true); |
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193 |
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194 private final boolean col,val; |
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195 |
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196 CollectionMode(boolean col,boolean val) { |
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197 this.col = col; |
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198 this.val = val; |
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199 } |
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200 |
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201 public boolean isRepeated() { return col; } |
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202 } |
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203 |
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204 @Override |
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205 public QName collectElementNames(Map<QName, CPropertyInfo> table) { |
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206 for (CTypeRef t : types) { |
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207 QName n = t.getTagName(); |
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208 if(table.containsKey(n)) return n; |
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209 table.put(n, this); |
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210 } |
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211 return null; |
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212 } |
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213 } |