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

import java.util.Set;
import javax.lang.model.element.Element;

import com.sun.source.doctree.DocTree;
import jdk.javadoc.internal.doclets.toolkit.Content;


A base class that implements the Taglet interface. 
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.

Author:Jamie Ho
/**
 * A base class that implements the {@link Taglet} interface.
 *
 *  <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 BaseTaglet implements Taglet {
    
The different kinds of place where any given tag may be used.

/**
     * The different kinds of place where any given tag may be used.
     */
    enum Site {
        OVERVIEW, MODULE, PACKAGE, TYPE, CONSTRUCTOR, METHOD, FIELD
    }

    protected final String name;
    private final boolean inline;
    private final Set<Site> sites;

    BaseTaglet(String name, boolean inline, Set<Site> sites) {
        this.name = name;
        this.inline = inline;
        this.sites = sites;
    }

    
Returns true if this Taglet can be used in constructor documentation. 
Returns:true if this Taglet can be used in constructor documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in constructor documentation.
     * @return true if this {@code Taglet} can be used in constructor documentation and false
     * otherwise.
     */
    public final boolean inConstructor() {
        return sites.contains(Site.CONSTRUCTOR);
    }

    
Returns true if this Taglet can be used in field documentation. 
Returns:true if this Taglet can be used in field documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in field documentation.
     * @return true if this {@code Taglet} can be used in field documentation and false
     * otherwise.
     */
    public final boolean inField() {
        return  sites.contains(Site.FIELD);
    }

    
Returns true if this Taglet can be used in method documentation. 
Returns:true if this Taglet can be used in method documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in method documentation.
     * @return true if this {@code Taglet} can be used in method documentation and false
     * otherwise.
     */
    public final boolean inMethod() {
        return  sites.contains(Site.METHOD);
    }

    
Returns true if this Taglet can be used in overview documentation. 
Returns:true if this Taglet can be used in method documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in overview documentation.
     * @return true if this {@code Taglet} can be used in method documentation and false
     * otherwise.
     */
    public final boolean inOverview() {
        return  sites.contains(Site.OVERVIEW);
    }

    
Returns true if this Taglet can be used in module documentation. 
Returns:true if this Taglet can be used in module documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in module documentation.
     * @return true if this {@code Taglet} can be used in module documentation and false
     * otherwise.
     */
    public final boolean inModule() {
        return  sites.contains(Site.MODULE);
    }

    
Returns true if this Taglet can be used in package documentation. 
Returns:true if this Taglet can be used in package documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in package documentation.
     * @return true if this {@code Taglet} can be used in package documentation and false
     * otherwise.
     */
    public final boolean inPackage() {
        return  sites.contains(Site.PACKAGE);
    }

    
Returns true if this Taglet can be used in type documentation (classes or interfaces). 
Returns:true if this Taglet can be used in type documentation and false otherwise.
/**
     * Returns true if this {@code Taglet} can be used in type documentation (classes or interfaces).
     * @return true if this {@code Taglet} can be used in type documentation and false
     * otherwise.
     */
    public final boolean inType() {
        return  sites.contains(Site.TYPE);
    }

    
Returns true if this Taglet is an inline tag. 
Returns:true if this Taglet represents an inline tag and false otherwise.
/**
     * Returns true if this {@code Taglet} is an inline tag.
     * @return true if this {@code Taglet} represents an inline tag and false otherwise.
     */
    public final boolean isInlineTag() {
        return inline;
    }

    
Returns the name of this tag.

Returns:the name of this tag.
/**
     * Returns the name of this tag.
     * @return the name of this tag.
     */
    public String getName() {
        return name;
    }

    
{@inheritDoc}

Throws:
/**
     * {@inheritDoc}
     * @throws UnsupportedTagletOperationException thrown when the method is
     *         not supported by the taglet.
     */
    public Content getTagletOutput(Element element, DocTree tag, TagletWriter writer) {
        throw new UnsupportedTagletOperationException("Method not supported in taglet " + getName() + ".");
    }

    
{@inheritDoc}

Throws:
/**
     * {@inheritDoc}
     * @throws UnsupportedTagletOperationException thrown when the method is not
     *         supported by the taglet.
     */
    public Content getTagletOutput(Element holder, TagletWriter writer) {
        throw new UnsupportedTagletOperationException("Method not supported in taglet " + getName() + ".");
    }
}