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Java example source code file (RuntimeElementInfoImpl.java)

This example Java source code file (RuntimeElementInfoImpl.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

accessor, class, jaxbelement, list, method, reflection, registryinfoimpl, runtimeelementinfoimpl, runtimeelementpropertyinfo, runtimenonelement, runtimepropertyimpl, runtimepropertyinfo, runtimetyperef, transducer, util, xmladapter

The RuntimeElementInfoImpl.java Java example source code

/*
 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.bind.v2.model.impl;

import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

import javax.xml.bind.JAXBElement;
import javax.xml.bind.annotation.adapters.XmlAdapter;

import com.sun.xml.internal.bind.v2.model.core.Adapter;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimeClassInfo;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimeElementInfo;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimeElementPropertyInfo;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimeNonElement;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimePropertyInfo;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimeTypeRef;
import com.sun.xml.internal.bind.v2.runtime.IllegalAnnotationException;
import com.sun.xml.internal.bind.v2.runtime.Transducer;
import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor;

/**
 * @author Kohsuke Kawaguchi
 */
final class RuntimeElementInfoImpl extends ElementInfoImpl<Type,Class,Field,Method>
    implements RuntimeElementInfo {

    public RuntimeElementInfoImpl(RuntimeModelBuilder modelBuilder, RegistryInfoImpl registry, Method method) throws IllegalAnnotationException {
        super(modelBuilder, registry, method);

        Adapter<Type,Class> a = getProperty().getAdapter();

        if(a!=null)
            adapterType = a.adapterType;
        else
            adapterType = null;
    }

    @Override
    protected PropertyImpl createPropertyImpl() {
        return new RuntimePropertyImpl();
    }

    class RuntimePropertyImpl extends PropertyImpl implements RuntimeElementPropertyInfo, RuntimeTypeRef {
        public Accessor getAccessor() {
            if(adapterType==null)
                return Accessor.JAXB_ELEMENT_VALUE;
            else
                return Accessor.JAXB_ELEMENT_VALUE.adapt(
                        (Class)getAdapter().defaultType,(Class)adapterType);
        }

        public Type getRawType() {
            return Collection.class;
        }

        public Type getIndividualType() {
             return getContentType().getType();
        }


        public boolean elementOnlyContent() {
            return false;   // this method doesn't make sense here
        }

        public List<? extends RuntimeTypeRef> getTypes() {
            return Collections.singletonList(this);
        }

        public List<? extends RuntimeNonElement> ref() {
            return (List<? extends RuntimeNonElement>)super.ref();
        }

        public RuntimeNonElement getTarget() {
            return (RuntimeNonElement)super.getTarget();
        }

        public RuntimePropertyInfo getSource() {
            return this;
        }

        public Transducer getTransducer() {
            return RuntimeModelBuilder.createTransducer(this);
        }
    }

    /**
     * The adapter specified by <code>getProperty().getAdapter().
     */
    private final Class<? extends XmlAdapter> adapterType;

    public RuntimeElementPropertyInfo getProperty() {
        return (RuntimeElementPropertyInfo)super.getProperty();
    }

    public Class<? extends JAXBElement> getType() {
        //noinspection unchecked
        return (Class<? extends JAXBElement>) Utils.REFLECTION_NAVIGATOR.erasure(super.getType());
    }

    public RuntimeClassInfo getScope() {
        return (RuntimeClassInfo)super.getScope();
    }

    public RuntimeNonElement getContentType() {
        return (RuntimeNonElement)super.getContentType();
    }
}

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