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XML Schema Object Model (XSOM) is a Java library that allows applications to easily parse XML Schema documents and inspect information in them. It is expected to be useful for applications that need to take XML Schema as an input.

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/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.xsom.impl;

/*-
 * #%L
 * XSOM
 * %%
 * Copyright (C) 2019 - 2020 Entur
 * %%
 * Licensed under the EUPL, Version 1.1 or – as soon they will be
 * approved by the European Commission - subsequent versions of the
 * EUPL (the "Licence");
 * 
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * 
 * http://ec.europa.eu/idabc/eupl5
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 * #L%
 */

import com.sun.xml.xsom.XSAnnotation;
import org.xml.sax.Locator;
import org.xml.sax.helpers.LocatorImpl;

public class AnnotationImpl implements XSAnnotation
{
    private Object annotation;
    public Object getAnnotation() { return annotation; }

    public Object setAnnotation(Object o) {
        Object r = this.annotation;
        this.annotation = o;
        return r;
    }

    private final Locator locator;
    public Locator getLocator() { return locator; }

    public AnnotationImpl( Object o, Locator _loc ) {
        this.annotation = o;
        this.locator = _loc;
    }

    public AnnotationImpl() {
        locator = NULL_LOCATION;
    }

    private static class LocatorImplUnmodifiable extends LocatorImpl {

        @Override
        public void setColumnNumber(int columnNumber) {
            return;
        }

        @Override
        public void setPublicId(String publicId) {
            return;
        }

        @Override
        public void setSystemId(String systemId) {
            return;
        }

        @Override
        public void setLineNumber(int lineNumber) {
            return;
        }
    };
    
    private static final LocatorImplUnmodifiable NULL_LOCATION = new LocatorImplUnmodifiable();
}