com.sun.xml.bind.unmarshaller.Discarder Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jaxb1-impl Show documentation
JAXB (JSR 222) Reference Implementation - JAXB1 build
There is a newer version: 2.2.5.1
/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.xml.bind.unmarshaller;

import org.xml.sax.Attributes;

/**
 * ContentHandlerEx implementation that discards the whole sub-tree.
 * 
 * @author
 * 	Kohsuke Kawaguchi ([email protected])
 * @since JAXB1.0
 * @deprecated in JAXB1.0.1
 */
class Discarder extends ContentHandlerEx {
    
    // nest level of elements.
    private int depth = 0;
        
    public Discarder(UnmarshallingContext _ctxt) {
        // this class don't use the state, but to make the base class happy,
        // we need to pretend that we are always in the state #0.
        super(_ctxt, "-");
    }

    public void enterAttribute(String uri, String local) throws UnreportedException {
        return;
    }

    public void enterElement(String uri, String local, Attributes atts) throws UnreportedException {
        depth++;
        return;
    }

    public void leaveAttribute(String uri, String local) throws UnreportedException {
        return;
    }

    public void leaveElement(String uri, String local) throws UnreportedException {
        depth--;
        if(depth==0)
            context.popContentHandler();
        return;
    }

    protected UnmarshallableObject owner() {
        return null;
    }

    public void text(String s) throws UnreportedException {
        return;
    }

}