/*

 * 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.runtime;

import java.util.Collections;

import java.util.HashMap;

import java.util.Map;

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

/**

 * @author Kohsuke Kawaguchi

 */

public class RuntimeUtil {

    /**

     * XmlAdapter for printing arbitrary object by using {@link Object#toString()}.

     */

    public static final class ToStringAdapter extends XmlAdapter<String,Object> {

        public Object unmarshal(String s) {

            throw new UnsupportedOperationException();

        }

        public String marshal(Object o) {

            if(o==null)     return null;

            return o.toString();

        }

    }

    /**

     * Map from {@link Class} objects representing primitive types

     * to {@link Class} objects representing their boxed types.

     * <p>

     */

    public static final Map<Class,Class> boxToPrimitive;

    /**

     * Reverse map of {@link #boxToPrimitive}.

     */

    public static final Map<Class,Class> primitiveToBox;

    static {

        Map<Class,Class> b = new HashMap<Class,Class>();

        b.put(Byte.TYPE,Byte.class);

        b.put(Short.TYPE,Short.class);

        b.put(Integer.TYPE,Integer.class);

        b.put(Long.TYPE,Long.class);

        b.put(Character.TYPE,Character.class);

        b.put(Boolean.TYPE,Boolean.class);

        b.put(Float.TYPE,Float.class);

        b.put(Double.TYPE,Double.class);

        b.put(Void.TYPE,Void.class);

        primitiveToBox = Collections.unmodifiableMap(b);

        Map<Class,Class> p = new HashMap<Class,Class>();

        for( Map.Entry<Class,Class> e :  b.entrySet() )

            p.put(e.getValue(),e.getKey());

        boxToPrimitive = Collections.unmodifiableMap(p);

    }

    /**

     * Reports a print conversion error while marshalling.

     */

/*

    public static void handlePrintConversionException(

        Object caller, Exception e, XMLSerializer serializer ) throws SAXException {

        if( e instanceof SAXException )

            // assume this exception is not from application.

            // (e.g., when a marshaller aborts the processing, this exception

            //        will be thrown)

            throw (SAXException)e;

        ValidationEvent ve = new PrintConversionEventImpl(

            ValidationEvent.ERROR, e.getMessage(),

            new ValidationEventLocatorImpl(caller), e );

        serializer.reportError(ve);

    }

*/

    /**

     * Reports that the type of an object in a property is unexpected.

     */

/*

    public static void handleTypeMismatchError( XMLSerializer serializer,

            Object parentObject, String fieldName, Object childObject ) throws SAXException {

         ValidationEvent ve = new ValidationEventImpl(

            ValidationEvent.ERROR, // maybe it should be a fatal error.

             Messages.TYPE_MISMATCH.format(

                getTypeName(parentObject),

                fieldName,

                getTypeName(childObject) ),

            new ValidationEventLocatorExImpl(parentObject,fieldName) );

        serializer.reportError(ve);

    }

*/

    private static String getTypeName( Object o ) {

        return o.getClass().getName();

    }

}