com.sun.xml.xsom.impl.EmptyImpl Maven / Gradle / Ivy

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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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/*
 * The contents of this file are subject to the terms
 * of the Common Development and Distribution License
 * (the "License").  You may not use this file except
 * in compliance with the License.
 * 
 * You can obtain a copy of the license at
 * https://jwsdp.dev.java.net/CDDLv1.0.html
 * See the License for the specific language governing
 * permissions and limitations under the License.
 * 
 * When distributing Covered Code, include this CDDL
 * HEADER in each file and include the License file at
 * https://jwsdp.dev.java.net/CDDLv1.0.html  If applicable,
 * add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your
 * own identifying information: Portions Copyright [yyyy]
 * [name of copyright owner]
 */
package com.sun.xml.xsom.impl;

import com.sun.xml.xsom.XSContentType;
import com.sun.xml.xsom.XSParticle;
import com.sun.xml.xsom.XSSimpleType;
import com.sun.xml.xsom.visitor.XSContentTypeFunction;
import com.sun.xml.xsom.visitor.XSContentTypeVisitor;
import com.sun.xml.xsom.visitor.XSFunction;
import com.sun.xml.xsom.visitor.XSVisitor;

/**
 * 
 * @author
 *     Kohsuke Kawaguchi ([email protected])
 */
public class EmptyImpl extends ComponentImpl implements ContentTypeImpl {
    public EmptyImpl() { super(null,null,null,null); }
    
    public XSSimpleType asSimpleType()  { return null; }
    public XSParticle asParticle()      { return null; }
    public XSContentType asEmpty()      { return this; }
    
    public Object apply( XSContentTypeFunction function ) {
        return function.empty(this);
    }
    public Object apply( XSFunction function ) {
        return function.empty(this);
    }
    public void visit( XSVisitor visitor ) {
        visitor.empty(this);
    }
    public void visit( XSContentTypeVisitor visitor ) {
        visitor.empty(this);
    }
    
    public XSContentType getContentType() { return this; }
}