JDK 11 jdk.javadoc.jmod is the JMOD file for JDK 11 Java Document tool, which can be invoked by the "javadoc" command.

JDK 11 Java Document tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.javadoc.jmod.

JDK 11 Java Document tool compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Java Document tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.javadoc.

You can click and view the content of each source code file in the list below.

⏎ jdk/javadoc/internal/doclets/toolkit/taglets/ThrowsTaglet.java

/*
 * Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

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

import java.util.*;
import java.util.Map.Entry;

import javax.lang.model.element.Element;
import javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.TypeElement;
import javax.lang.model.type.TypeMirror;

import com.sun.source.doctree.DocTree;
import jdk.javadoc.internal.doclets.toolkit.Content;
import jdk.javadoc.internal.doclets.toolkit.util.CommentHelper;
import jdk.javadoc.internal.doclets.toolkit.util.DocFinder;
import jdk.javadoc.internal.doclets.toolkit.util.DocFinder.Input;
import jdk.javadoc.internal.doclets.toolkit.util.Utils;

import static com.sun.source.doctree.DocTree.Kind.THROWS;

/**
 * A taglet that represents the @throws tag.
 *
 *  <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 ThrowsTaglet extends BaseTaglet
    implements InheritableTaglet {

    public ThrowsTaglet() {
        super(THROWS.tagName, false, EnumSet.of(Site.CONSTRUCTOR, Site.METHOD));
    }

    @Override
    public void inherit(DocFinder.Input input, DocFinder.Output output) {
        Utils utils = input.utils;
        Element exception;
        CommentHelper ch = utils.getCommentHelper(input.element);
        if (input.tagId == null) {
            exception = ch.getException(utils.configuration, input.docTreeInfo.docTree);
            input.tagId = exception == null
                    ? ch.getExceptionName(input.docTreeInfo.docTree).getSignature()
                    : utils.getFullyQualifiedName(exception);
        } else {
            TypeElement element = input.utils.findClass(input.element, input.tagId);
            exception = (element == null) ? null : element;
        }

        for (DocTree dt : input.utils.getThrowsTrees(input.element)) {
            Element texception = ch.getException(utils.configuration, dt);
            if (texception != null && (input.tagId.equals(utils.getSimpleName(texception)) ||
                 (input.tagId.equals(utils.getFullyQualifiedName(texception))))) {
                output.holder = input.element;
                output.holderTag = dt;
                output.inlineTags = ch.getBody(input.utils.configuration, output.holderTag);
                output.tagList.add(dt);
            } else if (exception != null && texception != null &&
                    utils.isTypeElement(texception) && utils.isTypeElement(exception) &&
                    utils.isSubclassOf((TypeElement)texception, (TypeElement)exception)) {
                output.tagList.add(dt);
            }
        }
    }

    /**
     * Add links for exceptions that are declared but not documented.
     */
    private Content linkToUndocumentedDeclaredExceptions(List<? extends TypeMirror> declaredExceptionTypes,
            Set<String> alreadyDocumented, TagletWriter writer) {
        Utils utils = writer.configuration().utils;
        Content result = writer.getOutputInstance();
        //Add links to the exceptions declared but not documented.
        for (TypeMirror declaredExceptionType : declaredExceptionTypes) {
            TypeElement klass = utils.asTypeElement(declaredExceptionType);
            if (klass != null &&
                !alreadyDocumented.contains(utils.getSimpleName(klass)) &&
                !alreadyDocumented.contains(utils.getFullyQualifiedName(klass))) {
                if (alreadyDocumented.isEmpty()) {
                    result.addContent(writer.getThrowsHeader());
                }
                result.addContent(writer.throwsTagOutput(declaredExceptionType));
                alreadyDocumented.add(utils.getSimpleName(klass));
            }
        }
        return result;
    }

    /**
     * Inherit throws documentation for exceptions that were declared but not
     * documented.
     */
    private Content inheritThrowsDocumentation(Element holder,
            List<? extends TypeMirror> declaredExceptionTypes, Set<String> alreadyDocumented,
            TagletWriter writer) {
        Utils utils = writer.configuration().utils;
        Content result = writer.getOutputInstance();
        if (utils.isExecutableElement(holder)) {
            Map<List<? extends DocTree>, ExecutableElement> declaredExceptionTags = new LinkedHashMap<>();
            for (TypeMirror declaredExceptionType : declaredExceptionTypes) {
                Input input = new DocFinder.Input(utils, holder, this,
                        utils.getTypeName(declaredExceptionType, false));
                DocFinder.Output inheritedDoc = DocFinder.search(writer.configuration(), input);
                if (inheritedDoc.tagList.isEmpty()) {
                    String typeName = utils.getTypeName(declaredExceptionType, true);
                    input = new DocFinder.Input(utils, holder, this, typeName);
                    inheritedDoc = DocFinder.search(writer.configuration(), input);
                }
                if (!inheritedDoc.tagList.isEmpty()) {
                    if (inheritedDoc.holder == null) {
                        inheritedDoc.holder = holder;
                    }
                    declaredExceptionTags.put(inheritedDoc.tagList, (ExecutableElement)inheritedDoc.holder);
                }
            }
            result.addContent(throwsTagsOutput(declaredExceptionTags, writer, alreadyDocumented, false));
        }
        return result;
    }

    /**
     * {@inheritDoc}
     */
    public Content getTagletOutput(Element holder, TagletWriter writer) {
        Utils utils = writer.configuration().utils;
        ExecutableElement execHolder = (ExecutableElement) holder;
        Map<List<? extends DocTree>, ExecutableElement> tagsMap = new LinkedHashMap<>();
        tagsMap.put(utils.getThrowsTrees(execHolder), execHolder);
        Content result = writer.getOutputInstance();
        HashSet<String> alreadyDocumented = new HashSet<>();
        if (!tagsMap.isEmpty()) {
            result.addContent(throwsTagsOutput(tagsMap, writer, alreadyDocumented, true));
        }
        result.addContent(inheritThrowsDocumentation(holder,
            execHolder.getThrownTypes(), alreadyDocumented, writer));
        result.addContent(linkToUndocumentedDeclaredExceptions(
            execHolder.getThrownTypes(), alreadyDocumented, writer));
        return result;
    }

    /**
     * Given an array of <code>Tag</code>s representing this custom
     * tag, return its string representation.
     * @param throwTags the array of <code>ThrowsTag</code>s to convert.
     * @param writer the TagletWriter that will write this tag.
     * @param alreadyDocumented the set of exceptions that have already
     *        been documented.
     * @param allowDups True if we allow duplicate throws tags to be documented.
     * @return the Content representation of this <code>Tag</code>.
     */
    protected Content throwsTagsOutput(Map<List<? extends DocTree>, ExecutableElement> throwTags,
        TagletWriter writer, Set<String> alreadyDocumented, boolean allowDups) {
        Utils utils = writer.configuration().utils;
        Content result = writer.getOutputInstance();
        if (!throwTags.isEmpty()) {
            for (Entry<List<? extends DocTree>, ExecutableElement> entry : throwTags.entrySet()) {
                CommentHelper ch = utils.getCommentHelper(entry.getValue());
                Element e = entry.getValue();
                for (DocTree dt : entry.getKey()) {
                    Element te = ch.getException(utils.configuration, dt);
                    String excName = ch.getExceptionName(dt).toString();
                    if ((!allowDups) &&
                        (alreadyDocumented.contains(excName) ||
                        (te != null && alreadyDocumented.contains(utils.getFullyQualifiedName(te))))) {
                        continue;
                    }
                    if (alreadyDocumented.isEmpty()) {
                        result.addContent(writer.getThrowsHeader());
                    }
                    result.addContent(writer.throwsTagOutput(e, dt));
                    alreadyDocumented.add(te != null
                            ? utils.getFullyQualifiedName(te)
                            : excName);
                }
            }
        }
        return result;
    }
}

⏎ jdk/javadoc/internal/doclets/toolkit/taglets/ThrowsTaglet.java

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