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Java example source code file (ConstructorBuilder.java)

This example Java source code file (ConstructorBuilder.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

abstractmemberbuilder, classdoc, constructorbuilder, constructordetails, constructordoc, constructorwriter, content, javadoc, list, name, string, util, visiblemembermap

The ConstructorBuilder.java Java example source code

/*
 * Copyright (c) 2003, 2013, 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 com.sun.tools.doclets.internal.toolkit.builders;

import java.util.*;

import com.sun.javadoc.*;
import com.sun.tools.doclets.internal.toolkit.*;
import com.sun.tools.doclets.internal.toolkit.util.*;

/**
 * Builds documentation for a constructor.
 *
 *  <p>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
 * @author Bhavesh Patel (Modified)
 * @since 1.5
 */
public class ConstructorBuilder extends AbstractMemberBuilder {

    /**
     * The name of this builder.
     */
    public static final String NAME = "ConstructorDetails";

    /**
     * The index of the current field that is being documented at this point
     * in time.
     */
    private int currentConstructorIndex;

    /**
     * The class whose constructors are being documented.
     */
    private final ClassDoc classDoc;

    /**
     * The visible constructors for the given class.
     */
    private final VisibleMemberMap visibleMemberMap;

    /**
     * The writer to output the constructor documentation.
     */
    private final ConstructorWriter writer;

    /**
     * The constructors being documented.
     */
    private final List<ProgramElementDoc> constructors;

    /**
     * Construct a new ConstructorBuilder.
     *
     * @param context  the build context.
     * @param classDoc the class whoses members are being documented.
     * @param writer the doclet specific writer.
     */
    private ConstructorBuilder(Context context,
            ClassDoc classDoc,
            ConstructorWriter writer) {
        super(context);
        this.classDoc = classDoc;
        this.writer = writer;
        visibleMemberMap =
                new VisibleMemberMap(
                classDoc,
                VisibleMemberMap.CONSTRUCTORS,
                configuration);
        constructors =
                new ArrayList<ProgramElementDoc>(visibleMemberMap.getMembersFor(classDoc));
        for (int i = 0; i < constructors.size(); i++) {
            if (constructors.get(i).isProtected()
                    || constructors.get(i).isPrivate()) {
                writer.setFoundNonPubConstructor(true);
            }
        }
        if (configuration.getMemberComparator() != null) {
            Collections.sort(constructors,configuration.getMemberComparator());
        }
    }

    /**
     * Construct a new ConstructorBuilder.
     *
     * @param context  the build context.
     * @param classDoc the class whoses members are being documented.
     * @param writer the doclet specific writer.
     */
    public static ConstructorBuilder getInstance(Context context,
            ClassDoc classDoc, ConstructorWriter writer) {
        return new ConstructorBuilder(context, classDoc, writer);
    }

    /**
     * {@inheritDoc}
     */
    public String getName() {
        return NAME;
    }

    /**
     * {@inheritDoc}
     */
    public boolean hasMembersToDocument() {
        return constructors.size() > 0;
    }

    /**
     * Returns a list of constructors that will be documented for the given class.
     * This information can be used for doclet specific documentation
     * generation.
     *
     * @return a list of constructors that will be documented.
     */
    public List<ProgramElementDoc> members(ClassDoc classDoc) {
        return visibleMemberMap.getMembersFor(classDoc);
    }

    /**
     * Return the constructor writer for this builder.
     *
     * @return the constructor writer for this builder.
     */
    public ConstructorWriter getWriter() {
        return writer;
    }

    /**
     * Build the constructor documentation.
     *
     * @param node the XML element that specifies which components to document
     * @param memberDetailsTree the content tree to which the documentation will be added
     */
    public void buildConstructorDoc(XMLNode node, Content memberDetailsTree) {
        if (writer == null) {
            return;
        }
        int size = constructors.size();
        if (size > 0) {
            Content constructorDetailsTree = writer.getConstructorDetailsTreeHeader(
                    classDoc, memberDetailsTree);
            for (currentConstructorIndex = 0; currentConstructorIndex < size;
                    currentConstructorIndex++) {
                Content constructorDocTree = writer.getConstructorDocTreeHeader(
                        (ConstructorDoc) constructors.get(currentConstructorIndex),
                        constructorDetailsTree);
                buildChildren(node, constructorDocTree);
                constructorDetailsTree.addContent(writer.getConstructorDoc(
                        constructorDocTree, (currentConstructorIndex == size - 1)));
            }
            memberDetailsTree.addContent(
                    writer.getConstructorDetails(constructorDetailsTree));
        }
    }

    /**
     * Build the signature.
     *
     * @param node the XML element that specifies which components to document
     * @param constructorDocTree the content tree to which the documentation will be added
     */
    public void buildSignature(XMLNode node, Content constructorDocTree) {
        constructorDocTree.addContent(
                writer.getSignature(
                (ConstructorDoc) constructors.get(currentConstructorIndex)));
    }

    /**
     * Build the deprecation information.
     *
     * @param node the XML element that specifies which components to document
     * @param constructorDocTree the content tree to which the documentation will be added
     */
    public void buildDeprecationInfo(XMLNode node, Content constructorDocTree) {
        writer.addDeprecated(
                (ConstructorDoc) constructors.get(currentConstructorIndex), constructorDocTree);
    }

    /**
     * Build the comments for the constructor.  Do nothing if
     * {@link Configuration#nocomment} is set to true.
     *
     * @param node the XML element that specifies which components to document
     * @param constructorDocTree the content tree to which the documentation will be added
     */
    public void buildConstructorComments(XMLNode node, Content constructorDocTree) {
        if (!configuration.nocomment) {
            writer.addComments(
                    (ConstructorDoc) constructors.get(currentConstructorIndex),
                    constructorDocTree);
        }
    }

    /**
     * Build the tag information.
     *
     * @param node the XML element that specifies which components to document
     * @param constructorDocTree the content tree to which the documentation will be added
     */
    public void buildTagInfo(XMLNode node, Content constructorDocTree) {
        writer.addTags((ConstructorDoc) constructors.get(currentConstructorIndex),
                constructorDocTree);
    }
}

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