src/org/jsecurity/web/tags/RoleTag.java

/*
 * Copyright 2005-2008 Les Hazlewood
 *
 * Licensed 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.jsecurity.web.tags;

import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;

/**
 * @since 0.1
 * @author Les Hazlewood
 */
public abstract class RoleTag extends SecureTag {

    private String name = null;

    public RoleTag(){}

    public String getName() {
        return name;
    }

    public void setName( String name ) {
        this.name = name;
    }

    public int onDoStartTag() throws JspException {
        boolean show = showTagBody( getName() );
        if ( show ) {
            return TagSupport.EVAL_BODY_INCLUDE;
        } else {
            return TagSupport.SKIP_BODY;
        }
    }

    protected abstract boolean showTagBody( String roleName );

}