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/tool/Messager.java

/*
 * Copyright (c) 1997, 2016, 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.tool;


import java.io.PrintWriter;
import java.util.Locale;
import java.util.ResourceBundle;

import javax.lang.model.element.Element;
import javax.tools.Diagnostic.Kind;

import com.sun.tools.javac.util.Context.Factory;
import jdk.javadoc.doclet.Reporter;
import com.sun.source.tree.CompilationUnitTree;
import com.sun.source.util.DocSourcePositions;
import com.sun.source.util.DocTreePath;
import com.sun.source.util.TreePath;
import com.sun.tools.javac.api.JavacTrees;
import com.sun.tools.javac.tree.JCTree;
import com.sun.tools.javac.util.Context;
import com.sun.tools.javac.util.JCDiagnostic;
import com.sun.tools.javac.util.JCDiagnostic.DiagnosticType;
import com.sun.tools.javac.util.JavacMessages;
import com.sun.tools.javac.util.Log;

/**
 * Utility for integrating with javadoc tools and for localization.
 * Handle resources, access to error and warning counts and
 * message formatting.
 *
 *  <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>
 *
 * @see java.util.ResourceBundle
 * @see java.text.MessageFormat
 * @author Neal Gafter (rewrite)
 */
public class Messager extends Log implements Reporter {
    final Context context;

    /** Get the current messager, which is also the compiler log. */
    public static Messager instance0(Context context) {
        Log instance = context.get(logKey);
        if (instance == null || !(instance instanceof Messager))
            throw new InternalError("no messager instance!");
        return (Messager)instance;
    }

    public static void preRegister(Context context,
                                   final String programName) {
        context.put(logKey, (Factory<Log>)c -> new Messager(c, programName));
    }

    public static void preRegister(Context context, final String programName,
            final PrintWriter outWriter, final PrintWriter errWriter) {
        context.put(logKey, (Factory<Log>)c -> new Messager(c, programName, outWriter, errWriter));
    }

    @Override
    public void print(Kind kind, String msg) {
        switch (kind) {
            case ERROR:
                printError(msg);
                return;
            case WARNING:
            case MANDATORY_WARNING:
                printWarning(msg);
                return;
            default:
                printNotice(msg);
                return;
        }
    }

    @Override
    public void print(Kind kind, DocTreePath path, String msg) {
        switch (kind) {
            case ERROR:
                printError(path, msg);
                return;
            case WARNING:
            case MANDATORY_WARNING:
                printWarning(path, msg);
                return;
            default:
                printWarning(path, msg);
                return;
        }
    }

    @Override
    public void print(Kind kind, Element e, String msg) {
                switch (kind) {
            case ERROR:
                printError(e, msg);
                return;
            case WARNING:
            case MANDATORY_WARNING:
                printWarning(e, msg);
                return;
            default:
                printWarning(e, msg);
                return;
        }
    }

    final String programName;

    private Locale locale;
    private final JavacMessages messages;
    private final JCDiagnostic.Factory javadocDiags;

    /** The default writer for diagnostics
     */
    static final PrintWriter defaultOutWriter = new PrintWriter(System.out);
    static final PrintWriter defaultErrWriter = new PrintWriter(System.err);

    /**
     * Constructor
     * @param programName  Name of the program (for error messages).
     */
    public Messager(Context context, String programName) {
        this(context, programName, defaultOutWriter, defaultErrWriter);
    }

    /**
     * Constructor
     * @param programName  Name of the program (for error messages).
     * @param outWriter    Stream for notices etc.
     * @param errWriter    Stream for errors and warnings
     */
    @SuppressWarnings("deprecation")
    public Messager(Context context, String programName, PrintWriter outWriter, PrintWriter errWriter) {
        super(context, errWriter, errWriter, outWriter);
        messages = JavacMessages.instance(context);
        messages.add(locale -> ResourceBundle.getBundle("jdk.javadoc.internal.tool.resources.javadoc",
                                                         locale));
        javadocDiags = new JCDiagnostic.Factory(messages, "javadoc");
        this.programName = programName;
        this.context = context;
        locale = Locale.getDefault();
    }

    public void setLocale(Locale locale) {
        this.locale = locale;
    }

    /**
     * get and format message string from resource
     *
     * @param key selects message from resource
     * @param args arguments for the message
     */
    String getText(String key, Object... args) {
        return messages.getLocalizedString(locale, key, args);
    }

    private String getDiagSource(DocTreePath path) {
        if (path == null || path.getTreePath() == null) {
            return programName;
        }
        JavacTrees trees = JavacTrees.instance(context);
        DocSourcePositions sourcePositions = trees.getSourcePositions();
        CompilationUnitTree cu = path.getTreePath().getCompilationUnit();
        long spos = sourcePositions.getStartPosition(cu, path.getDocComment(), path.getLeaf());
        long lineNumber = cu.getLineMap().getLineNumber(spos);
        String fname = cu.getSourceFile().getName();
        String posString = fname + ":" + lineNumber;
        return posString;
    }

    private String getDiagSource(Element e) {
        if (e == null) {
            return programName;
        }
        JavacTrees trees = JavacTrees.instance(context);
        TreePath path = trees.getPath(e);
        DocSourcePositions sourcePositions = trees.getSourcePositions();
        JCTree tree = trees.getTree(e);
        CompilationUnitTree cu = path.getCompilationUnit();
        long spos = sourcePositions.getStartPosition(cu, tree);
        long lineNumber = cu.getLineMap().getLineNumber(spos);
        String fname = cu.getSourceFile().getName();
        String posString = fname + ":" + lineNumber;
        return posString;
    }

    /**
     * Print error message, increment error count.
     * Part of DocErrorReporter.
     *
     * @param msg message to print
     */
    public void printError(String msg) {
        printError((DocTreePath)null, msg);
    }

    public void printError(DocTreePath path, String msg) {
        String prefix = getDiagSource(path);
        if (diagListener != null) {
            report(DiagnosticType.ERROR, prefix, msg);
            return;
        }
        printError(prefix, msg);
    }

    public void printError(Element e, String msg) {
        String prefix = getDiagSource(e);
        if (diagListener != null) {
            report(DiagnosticType.ERROR, prefix, msg);
            return;
        }
        printError(prefix, msg);
    }

    public void printErrorUsingKey(String key, Object... args) {
        printError((Element)null, getText(key, args));
    }

    // print the error and increment count
    private void printError(String prefix, String msg) {
        if (nerrors < MaxErrors) {
            PrintWriter errWriter = getWriter(WriterKind.ERROR);
            printRawLines(errWriter, prefix + ": " + getText("javadoc.error") + " - " + msg);
            errWriter.flush();
            prompt();
            nerrors++;
        }
    }

    /**
     * Print warning message, increment warning count.
     * Part of DocErrorReporter.
     *
     * @param msg message to print
     */
    public void printWarning(String msg) {
        printWarning((DocTreePath)null, msg);
    }

    public void printWarningUsingKey(String key, Object... args) {
        printWarning((Element)null, getText(key, args));
    }

    public void printWarning(Element e, String key, Object... args) {
        printWarning(getText(key, args));
    }

    public void printWarning(DocTreePath path, String msg) {
        String prefix = getDiagSource(path);
        if (diagListener != null) {
            report(DiagnosticType.WARNING, prefix, msg);
            return;
        }
        printWarning(prefix, msg);
    }

    public void printWarning(Element e, String msg) {
        String prefix = getDiagSource(e);
        if (diagListener != null) {
            report(DiagnosticType.WARNING, prefix, msg);
            return;
        }
        printWarning(prefix, msg);
    }

    // print the warning and increment count
    private void printWarning(String prefix, String msg) {
        if (nwarnings < MaxWarnings) {
            PrintWriter warnWriter = getWriter(WriterKind.WARNING);
            printRawLines(warnWriter, prefix + ": " + getText("javadoc.warning") + " - " + msg);
            warnWriter.flush();
            nwarnings++;
        }
    }

    /**
     * Print a message.
     * Part of DocErrorReporter.
     *
     * @param msg message to print
     */
    public void printNotice(String msg) {
        printNotice((DocTreePath)null, msg);
    }

    public void printNotice(DocTreePath path, String msg) {
        String prefix = getDiagSource(path);
        if (diagListener != null) {
            report(DiagnosticType.NOTE, null, prefix + ": " + msg);
            return;
        }

        PrintWriter noticeWriter = getWriter(WriterKind.NOTICE);
        if (path == null) {
            printRawLines(noticeWriter, msg);
        } else {
            printRawLines(noticeWriter, prefix + ": " + msg);
        }
        noticeWriter.flush();
    }

    public void printNotice(Element e, String msg) {
        String pos = getDiagSource(e);
        if (diagListener != null) {
            report(DiagnosticType.NOTE, pos, msg);
            return;
        }

        PrintWriter noticeWriter = getWriter(WriterKind.NOTICE);
        if (e == null) {
            printRawLines(noticeWriter, msg);
        } else {
            printRawLines(noticeWriter, pos + ": " + msg);
        }
        noticeWriter.flush();
    }

    /**
     * Print a message.
     *
     * @param key selects message from resource
     */
    public void notice(String key, Object... args) {
        printNotice(getText(key, args));
    }

    /**
     * Returns true if errors have been recorded.
     */
    public boolean hasErrors() {
        return nerrors != 0;
    }

    /**
     * Returns true if warnings have been recorded.
     */
    public boolean hasWarnings() {
        return nwarnings != 0;
    }

    /**
     * Print exit message.
     */
    public void printErrorWarningCounts() {
        if (nerrors > 0) {
            notice((nerrors > 1) ? "main.errors" : "main.error",
                   "" + nerrors);
        }
        if (nwarnings > 0) {
            notice((nwarnings > 1) ?  "main.warnings" : "main.warning",
                   "" + nwarnings);
        }
    }

    private void report(DiagnosticType type, String pos, String msg) {
        switch (type) {
            case ERROR:
            case WARNING:
                Object prefix = (pos == null) ? programName : pos;
                report(javadocDiags.create(type, null, null, "msg", prefix, msg));
                break;

            case NOTE:
                String key = (pos == null) ? "msg" : "pos.msg";
                report(javadocDiags.create(type, null, null, key, pos, msg));
                break;

            default:
                throw new IllegalArgumentException(type.toString());
        }
    }
}

⏎ jdk/javadoc/internal/tool/Messager.java

Or download all of them as a single archive file:

File name: jdk.javadoc-11.0.1-src.zip
File size: 680806 bytes
Release date: 2018-11-04
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