/*

 * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package jdk.javadoc.internal.doclets.toolkit.taglets;

import java.util.List;

import javax.lang.model.element.Element;

import com.sun.source.doctree.DocTree;

import jdk.javadoc.internal.doclets.formats.html.markup.RawHtml;

import jdk.javadoc.internal.doclets.toolkit.Content;

import jdk.javadoc.internal.doclets.toolkit.util.Utils;

import static jdk.javadoc.doclet.taglet.Taglet.Location.*;

/**

 * A taglet wrapper, allows the public taglet {@link jdk.javadoc.doclet.taglet.Taglet}

 * wrapped into an internal Taglet representation.

 *

 *  <p><b>This is NOT part of any supported API.

 *  If you write code that depends on this, you do so at your own risk.

 *  This code and its internal interfaces are subject to change or

 *  deletion without notice.</b>

 *

 * @author Jamie Ho

 */

public class UserTaglet implements Taglet {

    final private jdk.javadoc.doclet.taglet.Taglet userTaglet;

    public UserTaglet(jdk.javadoc.doclet.taglet.Taglet t) {

        userTaglet = t;

    }

    /**

     * {@inheritDoc}

     */

    public boolean inField() {

        return userTaglet.isInlineTag()

                || userTaglet.getAllowedLocations().contains(FIELD);

    }

    /**

     * {@inheritDoc}

     */

    public boolean inConstructor() {

        return userTaglet.isInlineTag()

                || userTaglet.getAllowedLocations().contains(CONSTRUCTOR);

    }

    /**

     * {@inheritDoc}

     */

    public boolean inMethod() {

        return userTaglet.isInlineTag()

                || userTaglet.getAllowedLocations().contains(METHOD);

    }

    /**

     * {@inheritDoc}

     */

    public boolean inOverview() {

        return userTaglet.isInlineTag()

                || userTaglet.getAllowedLocations().contains(OVERVIEW);

    }

    /**

     * {@inheritDoc}

     */

    public boolean inPackage() {

        return userTaglet.isInlineTag()

                || userTaglet.getAllowedLocations().contains(PACKAGE);

    }

    /**

     * {@inheritDoc}

     */

    public boolean inType() {

        return userTaglet.isInlineTag()

                || userTaglet.getAllowedLocations().contains(TYPE);

    }

    /**

     * Return true if this <code>Taglet</code> is an inline tag.

     *

     * @return true if this <code>Taglet</code> is an inline tag and false otherwise.

     */

    public boolean isInlineTag() {

        return userTaglet.isInlineTag();

    }

    /**

     * {@inheritDoc}

     */

    public String getName() {

        return userTaglet.getName();

    }

    /**

     * {@inheritDoc}

     */

    public Content getTagletOutput(Element element, DocTree tag, TagletWriter writer){

        Content output = writer.getOutputInstance();

        output.addContent(new RawHtml(userTaglet.toString(tag)));

        return output;

    }

    /**

     * {@inheritDoc}

     */

    public Content getTagletOutput(Element holder, TagletWriter writer) {

        Content output = writer.getOutputInstance();

        Utils utils = writer.configuration().utils;

        List<? extends DocTree> tags = utils.getBlockTags(holder, getName());

        if (!tags.isEmpty()) {

            String tagString = userTaglet.toString(tags);

            if (tagString != null) {

                output.addContent(new RawHtml(tagString));

            }

        }

        return output;

    }

}