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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.Collection; |
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29 import java.util.HashSet; |
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30 import java.util.Set; |
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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.bind.annotation.W3CDomHandler; |
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35 import javax.xml.namespace.QName; |
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36 |
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37 import com.sun.tools.internal.xjc.model.nav.NClass; |
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38 import com.sun.tools.internal.xjc.model.nav.NType; |
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39 import com.sun.tools.internal.xjc.model.nav.NavigatorImpl; |
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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.bind.v2.model.core.ReferencePropertyInfo; |
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43 import com.sun.xml.internal.bind.v2.model.core.WildcardMode; |
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44 import com.sun.xml.internal.xsom.XSComponent; |
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45 |
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46 import org.xml.sax.Locator; |
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47 |
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48 /** |
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49 * {@link ReferencePropertyInfo} for the compiler. |
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50 * |
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51 * @author Kohsuke Kawaguchi |
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52 */ |
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53 public final class CReferencePropertyInfo extends CPropertyInfo implements ReferencePropertyInfo<NType,NClass> { |
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54 |
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55 /** |
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56 * True if this property can never be absent legally. |
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57 */ |
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58 private final boolean required; |
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59 |
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60 /** |
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61 * List of referenced elements. |
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62 */ |
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63 private final Set<CElement> elements = new HashSet<CElement>(); |
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64 |
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65 private final boolean isMixed; |
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66 private WildcardMode wildcard; |
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67 private boolean dummy; |
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68 private boolean content; |
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69 private boolean isMixedExtendedCust = false; |
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70 |
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71 public CReferencePropertyInfo(String name, boolean collection, boolean required, boolean isMixed, XSComponent source, |
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72 CCustomizations customizations, Locator locator, boolean dummy, boolean content, boolean isMixedExtended) { // 'dummy' and 'content' here for NHIN fix - a hack in order to be able to handle extended mixed types better |
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73 super(name, (collection||isMixed) && (!dummy), source, customizations, locator); |
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74 this.isMixed = isMixed; |
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75 this.required = required; |
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76 this.dummy = dummy; |
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77 this.content = content; |
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78 this.isMixedExtendedCust = isMixedExtended; |
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79 } |
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80 |
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81 public Set<? extends CTypeInfo> ref() { |
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82 // if(wildcard==null && !isMixed()) |
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83 // return getElements(); |
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84 |
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85 // ugly hack to get the signature right for substitution groups |
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86 // when a class is generated for elements,they don't form a nice type hierarchy, |
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87 // so the Java types of the substitution members need to be taken into account |
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88 // when computing the signature |
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89 |
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90 final class RefList extends HashSet<CTypeInfo> { |
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91 RefList() { |
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92 super(elements.size()); |
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93 addAll(elements); |
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94 } |
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95 @Override |
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96 public boolean addAll( Collection<? extends CTypeInfo> col ) { |
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97 boolean r = false; |
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98 for (CTypeInfo e : col) { |
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99 if(e instanceof CElementInfo) { |
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100 // UGLY. element substitution is implemented in a way that |
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101 // the derived elements are not assignable to base elements. |
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102 // so when we compute the signature, we have to take derived types |
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103 // into account |
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104 r |= addAll( ((CElementInfo)e).getSubstitutionMembers()); |
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105 } |
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106 r |= add(e); |
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107 } |
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108 return r; |
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109 } |
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110 } |
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111 |
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112 RefList r = new RefList(); |
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113 if(wildcard!=null) { |
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114 if(wildcard.allowDom) |
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115 r.add(CWildcardTypeInfo.INSTANCE); |
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116 if(wildcard.allowTypedObject) |
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117 // we aren't really adding an AnyType. |
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118 // this is a kind of hack to generate Object as a signature |
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119 r.add(CBuiltinLeafInfo.ANYTYPE); |
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120 } |
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121 if(isMixed()) |
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122 r.add(CBuiltinLeafInfo.STRING); |
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123 |
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124 return r; |
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125 } |
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126 |
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127 public Set<CElement> getElements() { |
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128 return elements; |
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129 } |
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130 |
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131 public boolean isMixed() { |
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132 return isMixed; |
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133 } |
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134 |
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135 public boolean isDummy() { |
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136 return dummy; |
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137 } |
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138 |
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139 public boolean isContent() { |
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140 return content; |
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141 } |
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142 |
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143 public boolean isMixedExtendedCust() { |
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144 return isMixedExtendedCust; |
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145 } |
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146 |
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147 /** |
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148 * We'll never use a wrapper element in XJC. Always return null. |
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149 */ |
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150 @Deprecated |
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151 public QName getXmlName() { |
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152 return null; |
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153 } |
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154 |
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155 /** |
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156 * Reference properties refer to elements, and none of the Java primitive type |
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157 * maps to an element. Thus a reference property is always unboxable. |
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158 */ |
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159 @Override |
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160 public boolean isUnboxable() { |
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161 return false; |
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162 } |
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163 |
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164 // the same as above |
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165 @Override |
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166 public boolean isOptionalPrimitive() { |
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167 return false; |
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168 } |
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169 |
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170 public <V> V accept(CPropertyVisitor<V> visitor) { |
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171 return visitor.onReference(this); |
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172 } |
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173 |
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174 public CAdapter getAdapter() { |
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175 return null; |
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176 } |
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177 |
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178 public final PropertyKind kind() { |
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179 return PropertyKind.REFERENCE; |
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180 } |
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181 |
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182 /** |
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183 * A reference property can never be ID/IDREF because they always point to |
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184 * other element classes. |
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185 */ |
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186 public ID id() { |
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187 return ID.NONE; |
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188 } |
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189 |
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190 public WildcardMode getWildcard() { |
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191 return wildcard; |
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192 } |
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193 |
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194 public void setWildcard(WildcardMode mode) { |
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195 this.wildcard = mode; |
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196 } |
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197 |
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198 public NClass getDOMHandler() { |
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199 // TODO: support other DOM handlers |
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200 if(getWildcard()!=null) |
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201 return NavigatorImpl.create(W3CDomHandler.class); |
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202 else |
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203 return null; |
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204 } |
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205 |
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206 public MimeType getExpectedMimeType() { |
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207 return null; |
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208 } |
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209 |
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210 public boolean isCollectionNillable() { |
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211 // in XJC, we never recognize a nillable collection pattern, so this is always false. |
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212 return false; |
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213 } |
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214 |
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215 public boolean isCollectionRequired() { |
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216 // in XJC, we never recognize a nillable collection pattern, so this is always false. |
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217 return false; |
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218 } |
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219 |
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220 // reference property cannot have a type. |
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221 public QName getSchemaType() { |
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222 return null; |
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223 } |
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224 |
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225 public boolean isRequired() { |
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226 return required; |
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227 } |
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228 |
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229 @Override |
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230 public QName collectElementNames(Map<QName, CPropertyInfo> table) { |
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231 for (CElement e : elements) { |
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232 QName n = e.getElementName(); |
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233 if(table.containsKey(n)) |
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234 return n; |
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235 table.put(n,this); |
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236 } |
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237 return null; |
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238 } |
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239 } |