Fri, 24 Oct 2014 15:02:28 +0200
8054367: More references for endpoints
Summary: fix also reviewed by Iaroslav.Savytskyi@oracle.com, Alexander.Fomin@oracle.com
Reviewed-by: mullan, skoivu
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | package com.sun.xml.internal.bind.v2.model.impl; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import java.util.Iterator; |
aoqi@0 | 29 | |
aoqi@0 | 30 | import javax.xml.bind.annotation.XmlEnum; |
aoqi@0 | 31 | import javax.xml.bind.annotation.XmlEnumValue; |
aoqi@0 | 32 | import javax.xml.bind.annotation.XmlRootElement; |
aoqi@0 | 33 | import javax.xml.namespace.QName; |
aoqi@0 | 34 | |
aoqi@0 | 35 | import com.sun.xml.internal.bind.v2.model.annotation.Locatable; |
aoqi@0 | 36 | import com.sun.xml.internal.bind.v2.model.core.EnumConstant; |
aoqi@0 | 37 | import com.sun.xml.internal.bind.v2.model.core.EnumLeafInfo; |
aoqi@0 | 38 | import com.sun.xml.internal.bind.v2.model.core.NonElement; |
aoqi@0 | 39 | import com.sun.xml.internal.bind.v2.model.core.Element; |
aoqi@0 | 40 | import com.sun.xml.internal.bind.v2.model.core.ClassInfo; |
aoqi@0 | 41 | import com.sun.xml.internal.bind.v2.runtime.Location; |
aoqi@0 | 42 | import java.util.Collection; |
aoqi@0 | 43 | import javax.xml.bind.annotation.XmlSchemaType; |
aoqi@0 | 44 | |
aoqi@0 | 45 | /** |
aoqi@0 | 46 | * {@link EnumLeafInfo} implementation. |
aoqi@0 | 47 | * |
aoqi@0 | 48 | * @author Kohsuke Kawaguchi |
aoqi@0 | 49 | */ |
aoqi@0 | 50 | class EnumLeafInfoImpl<T,C,F,M> extends TypeInfoImpl<T,C,F,M> |
aoqi@0 | 51 | implements EnumLeafInfo<T,C>, Element<T,C>, Iterable<EnumConstantImpl<T,C,F,M>> { |
aoqi@0 | 52 | |
aoqi@0 | 53 | /** |
aoqi@0 | 54 | * The enum class whose information this object represents. |
aoqi@0 | 55 | */ |
aoqi@0 | 56 | /*package*/ final C clazz; |
aoqi@0 | 57 | |
aoqi@0 | 58 | NonElement<T,C> baseType; |
aoqi@0 | 59 | |
aoqi@0 | 60 | private final T type; |
aoqi@0 | 61 | |
aoqi@0 | 62 | /** |
aoqi@0 | 63 | * Can be null for anonymous types. |
aoqi@0 | 64 | */ |
aoqi@0 | 65 | private final QName typeName; |
aoqi@0 | 66 | |
aoqi@0 | 67 | /** |
aoqi@0 | 68 | * All the {@link EnumConstantImpl}s are linked in this list. |
aoqi@0 | 69 | */ |
aoqi@0 | 70 | private EnumConstantImpl<T,C,F,M> firstConstant; |
aoqi@0 | 71 | |
aoqi@0 | 72 | /** |
aoqi@0 | 73 | * If this enum is also bound to an element, that tag name. |
aoqi@0 | 74 | * Or else null. |
aoqi@0 | 75 | */ |
aoqi@0 | 76 | private QName elementName; |
aoqi@0 | 77 | |
aoqi@0 | 78 | /** |
aoqi@0 | 79 | * Used to recognize token vs string. |
aoqi@0 | 80 | */ |
aoqi@0 | 81 | protected boolean tokenStringType; |
aoqi@0 | 82 | |
aoqi@0 | 83 | /** |
aoqi@0 | 84 | * @param clazz |
aoqi@0 | 85 | * @param type |
aoqi@0 | 86 | * clazz and type should both point to the enum class |
aoqi@0 | 87 | * that this {@link EnumLeafInfo} represents. |
aoqi@0 | 88 | * Because of the type parameterization we have to take them separately. |
aoqi@0 | 89 | */ |
aoqi@0 | 90 | public EnumLeafInfoImpl(ModelBuilder<T,C,F,M> builder, |
aoqi@0 | 91 | Locatable upstream, C clazz, T type ) { |
aoqi@0 | 92 | super(builder,upstream); |
aoqi@0 | 93 | this.clazz = clazz; |
aoqi@0 | 94 | this.type = type; |
aoqi@0 | 95 | |
aoqi@0 | 96 | elementName = parseElementName(clazz); |
aoqi@0 | 97 | |
aoqi@0 | 98 | // compute the type name |
aoqi@0 | 99 | // TODO: I guess it must be allowed for enums to have @XmlElement |
aoqi@0 | 100 | typeName = parseTypeName(clazz); |
aoqi@0 | 101 | |
aoqi@0 | 102 | // locate the base type. |
aoqi@0 | 103 | // this can be done eagerly because there shouldn't be no cycle. |
aoqi@0 | 104 | XmlEnum xe = builder.reader.getClassAnnotation(XmlEnum.class, clazz, this); |
aoqi@0 | 105 | if(xe!=null) { |
aoqi@0 | 106 | T base = builder.reader.getClassValue(xe, "value"); |
aoqi@0 | 107 | baseType = builder.getTypeInfo(base,this); |
aoqi@0 | 108 | } else { |
aoqi@0 | 109 | baseType = builder.getTypeInfo(builder.nav.ref(String.class),this); |
aoqi@0 | 110 | } |
aoqi@0 | 111 | } |
aoqi@0 | 112 | |
aoqi@0 | 113 | /** |
aoqi@0 | 114 | * Build {@link EnumConstant}s and discover/report any error in it. |
aoqi@0 | 115 | */ |
aoqi@0 | 116 | protected void calcConstants() { |
aoqi@0 | 117 | EnumConstantImpl<T,C,F,M> last = null; |
aoqi@0 | 118 | |
aoqi@0 | 119 | // first check if we represent xs:token derived type |
aoqi@0 | 120 | Collection<? extends F> fields = nav().getDeclaredFields(clazz); |
aoqi@0 | 121 | for (F f : fields) { |
aoqi@0 | 122 | if (nav().isSameType(nav().getFieldType(f), nav().ref(String.class))) { |
aoqi@0 | 123 | XmlSchemaType schemaTypeAnnotation = builder.reader.getFieldAnnotation(XmlSchemaType.class, f, this); |
aoqi@0 | 124 | if (schemaTypeAnnotation != null) { |
aoqi@0 | 125 | if ("token".equals(schemaTypeAnnotation.name())) { |
aoqi@0 | 126 | tokenStringType = true; |
aoqi@0 | 127 | break; |
aoqi@0 | 128 | } |
aoqi@0 | 129 | }; |
aoqi@0 | 130 | } |
aoqi@0 | 131 | } |
aoqi@0 | 132 | F[] constants = nav().getEnumConstants(clazz); |
aoqi@0 | 133 | for( int i=constants.length-1; i>=0; i-- ) { |
aoqi@0 | 134 | F constant = constants[i]; |
aoqi@0 | 135 | String name = nav().getFieldName(constant); |
aoqi@0 | 136 | XmlEnumValue xev = builder.reader.getFieldAnnotation(XmlEnumValue.class, constant, this); |
aoqi@0 | 137 | |
aoqi@0 | 138 | String literal; |
aoqi@0 | 139 | if(xev==null) literal = name; |
aoqi@0 | 140 | else literal = xev.value(); |
aoqi@0 | 141 | |
aoqi@0 | 142 | last = createEnumConstant(name,literal,constant,last); |
aoqi@0 | 143 | } |
aoqi@0 | 144 | this.firstConstant = last; |
aoqi@0 | 145 | } |
aoqi@0 | 146 | |
aoqi@0 | 147 | protected EnumConstantImpl<T,C,F,M> createEnumConstant(String name, String literal, F constant, EnumConstantImpl<T,C,F,M> last) { |
aoqi@0 | 148 | return new EnumConstantImpl<T,C,F,M>(this, name, literal, last); |
aoqi@0 | 149 | } |
aoqi@0 | 150 | |
aoqi@0 | 151 | |
aoqi@0 | 152 | public T getType() { |
aoqi@0 | 153 | return type; |
aoqi@0 | 154 | } |
aoqi@0 | 155 | |
aoqi@0 | 156 | /** |
aoqi@0 | 157 | * |
aoqi@0 | 158 | * @return true if enum is restriction/extension from xs:token type, otherwise false |
aoqi@0 | 159 | */ |
aoqi@0 | 160 | public boolean isToken() { |
aoqi@0 | 161 | return tokenStringType; |
aoqi@0 | 162 | } |
aoqi@0 | 163 | |
aoqi@0 | 164 | /** |
aoqi@0 | 165 | * Leaf-type cannot be referenced from IDREF. |
aoqi@0 | 166 | * |
aoqi@0 | 167 | * @deprecated |
aoqi@0 | 168 | * why are you calling a method whose return value is always known? |
aoqi@0 | 169 | */ |
aoqi@0 | 170 | public final boolean canBeReferencedByIDREF() { |
aoqi@0 | 171 | return false; |
aoqi@0 | 172 | } |
aoqi@0 | 173 | |
aoqi@0 | 174 | public QName getTypeName() { |
aoqi@0 | 175 | return typeName; |
aoqi@0 | 176 | } |
aoqi@0 | 177 | |
aoqi@0 | 178 | public C getClazz() { |
aoqi@0 | 179 | return clazz; |
aoqi@0 | 180 | } |
aoqi@0 | 181 | |
aoqi@0 | 182 | public NonElement<T,C> getBaseType() { |
aoqi@0 | 183 | return baseType; |
aoqi@0 | 184 | } |
aoqi@0 | 185 | |
aoqi@0 | 186 | public boolean isSimpleType() { |
aoqi@0 | 187 | return true; |
aoqi@0 | 188 | } |
aoqi@0 | 189 | |
aoqi@0 | 190 | public Location getLocation() { |
aoqi@0 | 191 | return nav().getClassLocation(clazz); |
aoqi@0 | 192 | } |
aoqi@0 | 193 | |
aoqi@0 | 194 | public Iterable<? extends EnumConstantImpl<T,C,F,M>> getConstants() { |
aoqi@0 | 195 | if(firstConstant==null) |
aoqi@0 | 196 | calcConstants(); |
aoqi@0 | 197 | return this; |
aoqi@0 | 198 | } |
aoqi@0 | 199 | |
aoqi@0 | 200 | @Override |
aoqi@0 | 201 | public void link() { |
aoqi@0 | 202 | // make sure we've computed constants |
aoqi@0 | 203 | getConstants(); |
aoqi@0 | 204 | super.link(); |
aoqi@0 | 205 | } |
aoqi@0 | 206 | |
aoqi@0 | 207 | /** |
aoqi@0 | 208 | * No substitution. |
aoqi@0 | 209 | * |
aoqi@0 | 210 | * @deprecated if you are invoking this method directly, there's something wrong. |
aoqi@0 | 211 | */ |
aoqi@0 | 212 | public Element<T, C> getSubstitutionHead() { |
aoqi@0 | 213 | return null; |
aoqi@0 | 214 | } |
aoqi@0 | 215 | |
aoqi@0 | 216 | public QName getElementName() { |
aoqi@0 | 217 | return elementName; |
aoqi@0 | 218 | } |
aoqi@0 | 219 | |
aoqi@0 | 220 | public boolean isElement() { |
aoqi@0 | 221 | return elementName!=null; |
aoqi@0 | 222 | } |
aoqi@0 | 223 | |
aoqi@0 | 224 | public Element<T,C> asElement() { |
aoqi@0 | 225 | if(isElement()) |
aoqi@0 | 226 | return this; |
aoqi@0 | 227 | else |
aoqi@0 | 228 | return null; |
aoqi@0 | 229 | } |
aoqi@0 | 230 | |
aoqi@0 | 231 | /** |
aoqi@0 | 232 | * When a bean binds to an element, it's always through {@link XmlRootElement}, |
aoqi@0 | 233 | * so this method always return null. |
aoqi@0 | 234 | * |
aoqi@0 | 235 | * @deprecated |
aoqi@0 | 236 | * you shouldn't be invoking this method on {@link ClassInfoImpl}. |
aoqi@0 | 237 | */ |
aoqi@0 | 238 | public ClassInfo<T,C> getScope() { |
aoqi@0 | 239 | return null; |
aoqi@0 | 240 | } |
aoqi@0 | 241 | |
aoqi@0 | 242 | public Iterator<EnumConstantImpl<T,C,F,M>> iterator() { |
aoqi@0 | 243 | return new Iterator<EnumConstantImpl<T,C,F,M>>() { |
aoqi@0 | 244 | private EnumConstantImpl<T,C,F,M> next = firstConstant; |
aoqi@0 | 245 | public boolean hasNext() { |
aoqi@0 | 246 | return next!=null; |
aoqi@0 | 247 | } |
aoqi@0 | 248 | |
aoqi@0 | 249 | public EnumConstantImpl<T,C,F,M> next() { |
aoqi@0 | 250 | EnumConstantImpl<T,C,F,M> r = next; |
aoqi@0 | 251 | next = next.next; |
aoqi@0 | 252 | return r; |
aoqi@0 | 253 | } |
aoqi@0 | 254 | |
aoqi@0 | 255 | public void remove() { |
aoqi@0 | 256 | throw new UnsupportedOperationException(); |
aoqi@0 | 257 | } |
aoqi@0 | 258 | }; |
aoqi@0 | 259 | } |
aoqi@0 | 260 | } |