JDK 11 jdk.compiler.jmod is the JMOD file for JDK 11 Compiler tool, which can be invoked by the "javac" command.

JDK 11 Compiler tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.compiler.jmod.

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

JDK 11 Compiler source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.compiler.

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

⏎ com/sun/tools/javac/util/JavacMessages.java

/*
 * Copyright (c) 2005, 2018, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package com.sun.tools.javac.util;

import com.sun.tools.javac.api.Messages;

import java.lang.ref.SoftReference;
import java.util.ResourceBundle;
import java.util.MissingResourceException;
import java.text.MessageFormat;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;

import com.sun.tools.javac.api.DiagnosticFormatter;
import com.sun.tools.javac.util.JCDiagnostic.Factory;
import com.sun.tools.javac.resources.CompilerProperties.Errors;

/**
 *  Support for formatted localized messages.
 *
 *  <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>
 */
public class JavacMessages implements Messages {
    /** The context key for the JavacMessages object. */
    public static final Context.Key<JavacMessages> messagesKey = new Context.Key<>();

    /** Get the JavacMessages instance for this context. */
    public static JavacMessages instance(Context context) {
        JavacMessages instance = context.get(messagesKey);
        if (instance == null)
            instance = new JavacMessages(context);
        return instance;
    }

    private Map<Locale, SoftReference<List<ResourceBundle>>> bundleCache;

    private List<ResourceBundleHelper> bundleHelpers;

    private Locale currentLocale;
    private List<ResourceBundle> currentBundles;

    private DiagnosticFormatter<JCDiagnostic> diagFormatter;
    private JCDiagnostic.Factory diagFactory;

    public Locale getCurrentLocale() {
        return currentLocale;
    }

    public void setCurrentLocale(Locale locale) {
        if (locale == null) {
            locale = Locale.getDefault();
        }
        this.currentBundles = getBundles(locale);
        this.currentLocale = locale;
    }

    Context context;

    /** Creates a JavacMessages object.
     */
    public JavacMessages(Context context) {
        this(defaultBundleName, context.get(Locale.class));
        this.context = context;
        context.put(messagesKey, this);
        Options options = Options.instance(context);
        boolean rawDiagnostics = options.isSet("rawDiagnostics");
        this.diagFormatter = rawDiagnostics ? new RawDiagnosticFormatter(options) :
                                                  new BasicDiagnosticFormatter(options, this);
    }

    /** Creates a JavacMessages object.
     * @param bundleName the name to identify the resource bundle of localized messages.
     */
    public JavacMessages(String bundleName) throws MissingResourceException {
        this(bundleName, null);
    }

    /** Creates a JavacMessages object.
     * @param bundleName the name to identify the resource bundle of localized messages.
     */
    public JavacMessages(String bundleName, Locale locale) throws MissingResourceException {
        bundleHelpers = List.nil();
        bundleCache = new HashMap<>();
        add(bundleName);
        setCurrentLocale(locale);
    }

    public JavacMessages() throws MissingResourceException {
        this(defaultBundleName);
    }

    @Override
    public void add(String bundleName) throws MissingResourceException {
        add(locale -> ResourceBundle.getBundle(bundleName, locale));
    }

    public void add(ResourceBundleHelper ma) {
        bundleHelpers = bundleHelpers.prepend(ma);
        if (!bundleCache.isEmpty())
            bundleCache.clear();
        currentBundles = null;
    }

    public List<ResourceBundle> getBundles(Locale locale) {
        if (locale == currentLocale && currentBundles != null)
            return currentBundles;
        SoftReference<List<ResourceBundle>> bundles = bundleCache.get(locale);
        List<ResourceBundle> bundleList = bundles == null ? null : bundles.get();
        if (bundleList == null) {
            bundleList = List.nil();
            for (ResourceBundleHelper helper : bundleHelpers) {
                try {
                    ResourceBundle rb = helper.getResourceBundle(locale);
                    bundleList = bundleList.prepend(rb);
                } catch (MissingResourceException e) {
                    throw new InternalError("Cannot find requested resource bundle for locale " +
                            locale, e);
                }
            }
            bundleCache.put(locale, new SoftReference<>(bundleList));
        }
        return bundleList;
    }

    /** Gets the localized string corresponding to a key, formatted with a set of args.
     */
    public String getLocalizedString(String key, Object... args) {
        return getLocalizedString(currentLocale, key, args);
    }

    public String getLocalizedString(JCDiagnostic.DiagnosticInfo diagInfo) {
        return getLocalizedString(currentLocale, diagInfo);
    }

    @Override
    public String getLocalizedString(Locale l, String key, Object... args) {
        if (l == null)
            l = getCurrentLocale();
        return getLocalizedString(getBundles(l), key, args);
    }

    public String getLocalizedString(Locale l, JCDiagnostic.DiagnosticInfo diagInfo) {
        if (l == null)
            l = getCurrentLocale();
        return getLocalizedString(getBundles(l), diagInfo);
    }

    /* Static access:
     * javac has a firmly entrenched notion of a default message bundle
     * which it can access from any static context. This is used to get
     * easy access to simple localized strings.
     */

    private static final String defaultBundleName = "com.sun.tools.javac.resources.compiler";
    private static ResourceBundle defaultBundle;
    private static JavacMessages defaultMessages;


    /**
     * Returns a localized string from the compiler's default bundle.
     */
    // used to support legacy Log.getLocalizedString
    static String getDefaultLocalizedString(String key, Object... args) {
        return getLocalizedString(List.of(getDefaultBundle()), key, args);
    }

    // used to support legacy static Diagnostic.fragment
    @Deprecated
    static JavacMessages getDefaultMessages() {
        if (defaultMessages == null)
            defaultMessages = new JavacMessages(defaultBundleName);
        return defaultMessages;
    }

    public static ResourceBundle getDefaultBundle() {
        try {
            if (defaultBundle == null)
                defaultBundle = ResourceBundle.getBundle(defaultBundleName);
            return defaultBundle;
        }
        catch (MissingResourceException e) {
            throw new Error("Fatal: Resource for compiler is missing", e);
        }
    }

    static private String getLocalizedString(List<ResourceBundle> bundles,
                                             String key,
                                             Object... args) {
       String msg = null;
       for (List<ResourceBundle> l = bundles; l.nonEmpty() && msg == null; l = l.tail) {
           ResourceBundle rb = l.head;
           try {
               msg = rb.getString(key);
           }
           catch (MissingResourceException e) {
               // ignore, try other bundles in list
           }
       }
       if (msg == null) {
           msg = "compiler message file broken: key=" + key +
               " arguments={0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}";
       }
       return MessageFormat.format(msg, args);
    }

    private String getLocalizedString(List<ResourceBundle> bundles, JCDiagnostic.DiagnosticInfo diagInfo) {
        String msg = null;
        for (List<ResourceBundle> l = bundles; l.nonEmpty() && msg == null; l = l.tail) {
            ResourceBundle rb = l.head;
            try {
                msg = rb.getString(diagInfo.key());
            }
            catch (MissingResourceException e) {
                // ignore, try other bundles in list
            }
        }
        if (msg == null) {
            msg = "compiler message file broken: key=" + diagInfo.key() +
                " arguments={0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}";
        }
        if (diagInfo == Errors.Error) {
            return MessageFormat.format(msg, new Object[0]);
        } else {
            return diagFormatter.format(getDiagFactory().create(DiagnosticSource.NO_SOURCE, null, diagInfo),
                    getCurrentLocale());
        }
    }

    JCDiagnostic.Factory getDiagFactory() {
        if (diagFactory == null) {
            this.diagFactory = JCDiagnostic.Factory.instance(context);
        }
        return diagFactory;
    }

    /**
     * This provides a way for the JavacMessager to retrieve a
     * ResourceBundle from another module such as jdk.javadoc.
     */
    public interface ResourceBundleHelper {
        /**
         * Gets the ResourceBundle.
         * @param locale the requested bundle's locale
         * @return ResourceBundle
         */
        ResourceBundle getResourceBundle(Locale locale);
    }
}

⏎ com/sun/tools/javac/util/JavacMessages.java

Or download all of them as a single archive file:

File name: jdk.compiler-11.0.1-src.zip
File size: 1347269 bytes
Release date: 2018-11-04
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