aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.xml.internal.bind.v2.model.impl;
aoqi@0: 
aoqi@0: import java.util.Collections;
aoqi@0: import java.util.List;
aoqi@0: 
aoqi@0: import javax.xml.bind.annotation.XmlList;
aoqi@0: 
aoqi@0: import com.sun.xml.internal.bind.v2.model.core.ID;
aoqi@0: import com.sun.xml.internal.bind.v2.model.core.NonElement;
aoqi@0: import com.sun.xml.internal.bind.v2.model.core.PropertyInfo;
aoqi@0: import com.sun.xml.internal.bind.v2.model.runtime.RuntimeNonElementRef;
aoqi@0: import com.sun.xml.internal.bind.v2.model.runtime.RuntimePropertyInfo;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.IllegalAnnotationException;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.Transducer;
aoqi@0: import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * {@link PropertyInfoImpl} that can only have one type.
aoqi@0:  *
aoqi@0:  * Specifically, {@link AttributePropertyInfoImpl} and {@link ValuePropertyInfoImpl}.
aoqi@0:  *
aoqi@0:  * @author Kohsuke Kawaguchi
aoqi@0:  */
aoqi@0: abstract class SingleTypePropertyInfoImpl<T,C,F,M>
aoqi@0:     extends PropertyInfoImpl<T,C,F,M> {
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Computed lazily.
aoqi@0:      *
aoqi@0:      * @see {@link #getTarget()}.
aoqi@0:      */
aoqi@0:     private NonElement<T,C> type;
aoqi@0: 
aoqi@0:     public SingleTypePropertyInfoImpl(ClassInfoImpl<T,C,F,M> classInfo, PropertySeed<T,C,F,M> seed) {
aoqi@0:         super(classInfo, seed);
aoqi@0:         if(this instanceof RuntimePropertyInfo) {
aoqi@0:             Accessor rawAcc = ((RuntimeClassInfoImpl.RuntimePropertySeed)seed).getAccessor();
aoqi@0:             if(getAdapter()!=null && !isCollection())
aoqi@0:                 // adapter for a single-value property is handled by accessor.
aoqi@0:                 // adapter for a collection property is handled by lister.
aoqi@0:                 rawAcc = rawAcc.adapt(((RuntimePropertyInfo)this).getAdapter());
aoqi@0:             this.acc = rawAcc;
aoqi@0:         } else
aoqi@0:             this.acc = null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public List<? extends NonElement<T,C>> ref() {
aoqi@0:         return Collections.singletonList(getTarget());
aoqi@0:     }
aoqi@0: 
aoqi@0:     public NonElement<T,C> getTarget() {
aoqi@0:         if(type==null) {
aoqi@0:             assert parent.builder!=null : "this method must be called during the build stage";
aoqi@0:             type = parent.builder.getTypeInfo(getIndividualType(),this);
aoqi@0:         }
aoqi@0:         return type;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public PropertyInfo<T,C> getSource() {
aoqi@0:         return this;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void link() {
aoqi@0:         super.link();
aoqi@0: 
aoqi@0:         if (!(NonElement.ANYTYPE_NAME.equals(type.getTypeName()) || type.isSimpleType() || id()==ID.IDREF)) {
aoqi@0:                 parent.builder.reportError(new IllegalAnnotationException(
aoqi@0:                 Messages.SIMPLE_TYPE_IS_REQUIRED.format(),
aoqi@0:                 seed
aoqi@0:             ));
aoqi@0:         }
aoqi@0: 
aoqi@0:         if(!isCollection() && seed.hasAnnotation(XmlList.class)) {
aoqi@0:             parent.builder.reportError(new IllegalAnnotationException(
aoqi@0:                 Messages.XMLLIST_ON_SINGLE_PROPERTY.format(), this
aoqi@0:             ));
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0: //
aoqi@0: //
aoqi@0: // technically these code belong to runtime implementation, but moving the code up here
aoqi@0: // allows this to be shared between RuntimeValuePropertyInfoImpl and RuntimeAttributePropertyInfoImpl
aoqi@0: //
aoqi@0: //
aoqi@0: 
aoqi@0:     private final Accessor acc;
aoqi@0:     /**
aoqi@0:      * Lazily created.
aoqi@0:      */
aoqi@0:     private Transducer xducer;
aoqi@0: 
aoqi@0:     public Accessor getAccessor() {
aoqi@0:         return acc;
aoqi@0:     }
aoqi@0: 
aoqi@0: 
aoqi@0:     public Transducer getTransducer() {
aoqi@0:         if(xducer==null) {
aoqi@0:             xducer = RuntimeModelBuilder.createTransducer((RuntimeNonElementRef)this);
aoqi@0:             if(xducer==null) {
aoqi@0:                 // this situation is checked by by the link method.
aoqi@0:                 // avoid repeating the same error by silently recovering
aoqi@0:                 xducer = RuntimeBuiltinLeafInfoImpl.STRING;
aoqi@0:             }
aoqi@0:         }
aoqi@0:         return xducer;
aoqi@0:     }
aoqi@0: }