/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * 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 com.sun.org.apache.xerces.internal.util;

import com.sun.org.apache.xerces.internal.xni.XMLLocator;

import org.xml.sax.Locator;

/**

 * Wraps SAX {@link Locator} into Xerces {@link XMLLocator}.

 *

 * @author

 *     Kohsuke Kawaguchi

 */

public class LocatorWrapper implements XMLLocator {

    private final Locator locator;

    public LocatorWrapper( Locator _loc ) { this.locator=_loc; }

    public int getColumnNumber()  { return locator.getColumnNumber(); }

    public int getLineNumber()    { return locator.getLineNumber(); }

    public String getBaseSystemId() { return null; }

    public String getExpandedSystemId() { return locator.getSystemId(); }

    public String getLiteralSystemId() { return locator.getSystemId(); }

    public String getPublicId()   { return locator.getPublicId(); }

    public String getEncoding() { return null; }

    /**

     * <p>Returns the character offset,

     * or <code>-1</code>,

     * if no character offset is available.<p>

     *

     * <p>As this information is not available from

     * {@link org.xml.sax.Locator},

     * always return <code>-1</code>.</p>

     */

    public int getCharacterOffset() {

        return -1;

    }

    /**

     * <p>Returns the XML version of the current entity.</p>

     *

     * <p>As this information is not available from

     * {@link org.xml.sax.Locator},

     * always return <code>null</code>.</p>

     */

    public String getXMLVersion() {

        return null;

    }

}