1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/jaxws_classes/com/sun/xml/internal/bind/v2/model/impl/EnumLeafInfoImpl.java Wed Apr 27 01:27:09 2016 +0800
1.3 @@ -0,0 +1,260 @@
1.4 +/*
1.5 + * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.xml.internal.bind.v2.model.impl;
1.30 +
1.31 +import java.util.Iterator;
1.32 +
1.33 +import javax.xml.bind.annotation.XmlEnum;
1.34 +import javax.xml.bind.annotation.XmlEnumValue;
1.35 +import javax.xml.bind.annotation.XmlRootElement;
1.36 +import javax.xml.namespace.QName;
1.37 +
1.38 +import com.sun.xml.internal.bind.v2.model.annotation.Locatable;
1.39 +import com.sun.xml.internal.bind.v2.model.core.EnumConstant;
1.40 +import com.sun.xml.internal.bind.v2.model.core.EnumLeafInfo;
1.41 +import com.sun.xml.internal.bind.v2.model.core.NonElement;
1.42 +import com.sun.xml.internal.bind.v2.model.core.Element;
1.43 +import com.sun.xml.internal.bind.v2.model.core.ClassInfo;
1.44 +import com.sun.xml.internal.bind.v2.runtime.Location;
1.45 +import java.util.Collection;
1.46 +import javax.xml.bind.annotation.XmlSchemaType;
1.47 +
1.48 +/**
1.49 + * {@link EnumLeafInfo} implementation.
1.50 + *
1.51 + * @author Kohsuke Kawaguchi
1.52 + */
1.53 +class EnumLeafInfoImpl<T,C,F,M> extends TypeInfoImpl<T,C,F,M>
1.54 + implements EnumLeafInfo<T,C>, Element<T,C>, Iterable<EnumConstantImpl<T,C,F,M>> {
1.55 +
1.56 + /**
1.57 + * The enum class whose information this object represents.
1.58 + */
1.59 + /*package*/ final C clazz;
1.60 +
1.61 + NonElement<T,C> baseType;
1.62 +
1.63 + private final T type;
1.64 +
1.65 + /**
1.66 + * Can be null for anonymous types.
1.67 + */
1.68 + private final QName typeName;
1.69 +
1.70 + /**
1.71 + * All the {@link EnumConstantImpl}s are linked in this list.
1.72 + */
1.73 + private EnumConstantImpl<T,C,F,M> firstConstant;
1.74 +
1.75 + /**
1.76 + * If this enum is also bound to an element, that tag name.
1.77 + * Or else null.
1.78 + */
1.79 + private QName elementName;
1.80 +
1.81 + /**
1.82 + * Used to recognize token vs string.
1.83 + */
1.84 + protected boolean tokenStringType;
1.85 +
1.86 + /**
1.87 + * @param clazz
1.88 + * @param type
1.89 + * clazz and type should both point to the enum class
1.90 + * that this {@link EnumLeafInfo} represents.
1.91 + * Because of the type parameterization we have to take them separately.
1.92 + */
1.93 + public EnumLeafInfoImpl(ModelBuilder<T,C,F,M> builder,
1.94 + Locatable upstream, C clazz, T type ) {
1.95 + super(builder,upstream);
1.96 + this.clazz = clazz;
1.97 + this.type = type;
1.98 +
1.99 + elementName = parseElementName(clazz);
1.100 +
1.101 + // compute the type name
1.102 + // TODO: I guess it must be allowed for enums to have @XmlElement
1.103 + typeName = parseTypeName(clazz);
1.104 +
1.105 + // locate the base type.
1.106 + // this can be done eagerly because there shouldn't be no cycle.
1.107 + XmlEnum xe = builder.reader.getClassAnnotation(XmlEnum.class, clazz, this);
1.108 + if(xe!=null) {
1.109 + T base = builder.reader.getClassValue(xe, "value");
1.110 + baseType = builder.getTypeInfo(base,this);
1.111 + } else {
1.112 + baseType = builder.getTypeInfo(builder.nav.ref(String.class),this);
1.113 + }
1.114 + }
1.115 +
1.116 + /**
1.117 + * Build {@link EnumConstant}s and discover/report any error in it.
1.118 + */
1.119 + protected void calcConstants() {
1.120 + EnumConstantImpl<T,C,F,M> last = null;
1.121 +
1.122 + // first check if we represent xs:token derived type
1.123 + Collection<? extends F> fields = nav().getDeclaredFields(clazz);
1.124 + for (F f : fields) {
1.125 + if (nav().isSameType(nav().getFieldType(f), nav().ref(String.class))) {
1.126 + XmlSchemaType schemaTypeAnnotation = builder.reader.getFieldAnnotation(XmlSchemaType.class, f, this);
1.127 + if (schemaTypeAnnotation != null) {
1.128 + if ("token".equals(schemaTypeAnnotation.name())) {
1.129 + tokenStringType = true;
1.130 + break;
1.131 + }
1.132 + };
1.133 + }
1.134 + }
1.135 + F[] constants = nav().getEnumConstants(clazz);
1.136 + for( int i=constants.length-1; i>=0; i-- ) {
1.137 + F constant = constants[i];
1.138 + String name = nav().getFieldName(constant);
1.139 + XmlEnumValue xev = builder.reader.getFieldAnnotation(XmlEnumValue.class, constant, this);
1.140 +
1.141 + String literal;
1.142 + if(xev==null) literal = name;
1.143 + else literal = xev.value();
1.144 +
1.145 + last = createEnumConstant(name,literal,constant,last);
1.146 + }
1.147 + this.firstConstant = last;
1.148 + }
1.149 +
1.150 + protected EnumConstantImpl<T,C,F,M> createEnumConstant(String name, String literal, F constant, EnumConstantImpl<T,C,F,M> last) {
1.151 + return new EnumConstantImpl<T,C,F,M>(this, name, literal, last);
1.152 + }
1.153 +
1.154 +
1.155 + public T getType() {
1.156 + return type;
1.157 + }
1.158 +
1.159 + /**
1.160 + *
1.161 + * @return true if enum is restriction/extension from xs:token type, otherwise false
1.162 + */
1.163 + public boolean isToken() {
1.164 + return tokenStringType;
1.165 + }
1.166 +
1.167 + /**
1.168 + * Leaf-type cannot be referenced from IDREF.
1.169 + *
1.170 + * @deprecated
1.171 + * why are you calling a method whose return value is always known?
1.172 + */
1.173 + public final boolean canBeReferencedByIDREF() {
1.174 + return false;
1.175 + }
1.176 +
1.177 + public QName getTypeName() {
1.178 + return typeName;
1.179 + }
1.180 +
1.181 + public C getClazz() {
1.182 + return clazz;
1.183 + }
1.184 +
1.185 + public NonElement<T,C> getBaseType() {
1.186 + return baseType;
1.187 + }
1.188 +
1.189 + public boolean isSimpleType() {
1.190 + return true;
1.191 + }
1.192 +
1.193 + public Location getLocation() {
1.194 + return nav().getClassLocation(clazz);
1.195 + }
1.196 +
1.197 + public Iterable<? extends EnumConstantImpl<T,C,F,M>> getConstants() {
1.198 + if(firstConstant==null)
1.199 + calcConstants();
1.200 + return this;
1.201 + }
1.202 +
1.203 + @Override
1.204 + public void link() {
1.205 + // make sure we've computed constants
1.206 + getConstants();
1.207 + super.link();
1.208 + }
1.209 +
1.210 + /**
1.211 + * No substitution.
1.212 + *
1.213 + * @deprecated if you are invoking this method directly, there's something wrong.
1.214 + */
1.215 + public Element<T, C> getSubstitutionHead() {
1.216 + return null;
1.217 + }
1.218 +
1.219 + public QName getElementName() {
1.220 + return elementName;
1.221 + }
1.222 +
1.223 + public boolean isElement() {
1.224 + return elementName!=null;
1.225 + }
1.226 +
1.227 + public Element<T,C> asElement() {
1.228 + if(isElement())
1.229 + return this;
1.230 + else
1.231 + return null;
1.232 + }
1.233 +
1.234 + /**
1.235 + * When a bean binds to an element, it's always through {@link XmlRootElement},
1.236 + * so this method always return null.
1.237 + *
1.238 + * @deprecated
1.239 + * you shouldn't be invoking this method on {@link ClassInfoImpl}.
1.240 + */
1.241 + public ClassInfo<T,C> getScope() {
1.242 + return null;
1.243 + }
1.244 +
1.245 + public Iterator<EnumConstantImpl<T,C,F,M>> iterator() {
1.246 + return new Iterator<EnumConstantImpl<T,C,F,M>>() {
1.247 + private EnumConstantImpl<T,C,F,M> next = firstConstant;
1.248 + public boolean hasNext() {
1.249 + return next!=null;
1.250 + }
1.251 +
1.252 + public EnumConstantImpl<T,C,F,M> next() {
1.253 + EnumConstantImpl<T,C,F,M> r = next;
1.254 + next = next.next;
1.255 + return r;
1.256 + }
1.257 +
1.258 + public void remove() {
1.259 + throw new UnsupportedOperationException();
1.260 + }
1.261 + };
1.262 + }
1.263 +}
