# TypeName.java

    /*
     * Licensed to the Apache Software Foundation (ASF) under one
     * or more contributor license agreements.  See the NOTICE file
     * distributed with this work for additional information
     * regarding copyright ownership.  The ASF licenses this file
     * to you under the Apache License, Version 2.0 (the
     * "License"); you may not use this file except in compliance
     * with the License.  You may obtain a copy of the License at
     *
     *   http://www.apache.org/licenses/LICENSE-2.0
     *
     * Unless required by applicable law or agreed to in writing,
     * software distributed under the License is distributed on an
     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     * KIND, either express or implied.  See the License for the
     * specific language governing permissions and limitations
     * under the License.
     */
    package org.qi4j.api.common;

    import java.io.Serializable;
    import java.lang.reflect.Type;
    import org.qi4j.api.util.Classes;
    import org.qi4j.api.util.NullArgumentException;

    /**
     * Represents a Type name.
     */
    public final class TypeName
        implements Serializable, Comparable<TypeName>
    {
        private final String name;

        public static TypeName nameOf( Class type )
        {
            NullArgumentException.validateNotNull( "type", type );
            return new TypeName( type.getName() );
        }

        public static TypeName nameOf( Type type )
        {
            return nameOf( Classes.RAW_CLASS.map( type ) );
        }

        public static TypeName nameOf( String typeName )
        {
            return new TypeName( typeName );
        }

        private TypeName( String name )
        {
            NullArgumentException.validateNotEmpty( "name", name );
            this.name = name;
        }

        public String normalized()
        {
            return Classes.normalizeClassToURI( name );
        }

        public String toURI()
        {
            return Classes.toURI( name );
        }

        public String name()
        {
            return name;
        }

        @Override
        public String toString()
        {
            return name;
        }

        public boolean isClass( final Class<?> type )
        {
            return type.getName().equals( name );
        }

        @Override
        public boolean equals( final Object o )
        {
            if( this == o )
            {
                return true;
            }
            if( o == null || getClass() != o.getClass() )
            {
                return false;
            }

            final TypeName other = (TypeName) o;

            return name.equals( other.name );
        }

        @Override
        public int hashCode()
        {
            return name.hashCode();
        }

        @Override
        public int compareTo( final TypeName typeName )
        {
            return this.name.compareTo( typeName.name );
        }
    }