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.

⏎ com/sun/javadoc/ExecutableMemberDoc.java

/*
 * Copyright (c) 1998, 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.javadoc;

/**
 * Represents a method or constructor of a java class.
 *
 * @since 1.2
 * @author Robert Field
 *
 * @deprecated
 *   The declarations in this package have been superseded by those
 *   in the package {@code jdk.javadoc.doclet}.
 *   For more information, see the <i>Migration Guide</i> in the documentation for that package.
 */
@Deprecated(since="9", forRemoval=true)
@SuppressWarnings("removal")
public interface ExecutableMemberDoc extends MemberDoc {

    /**
     * Return exceptions this method or constructor throws.
     * If the type of the exception is a type variable, return the
     * {@code ClassDoc} of its erasure.
     *
     * <p> <i>The {@code thrownExceptions} method cannot
     * accommodate certain generic type constructs.  The
     * {@code thrownExceptionTypes} method should be used
     * instead.</i>
     *
     * @return an array of ClassDoc[] representing the exceptions
     *         thrown by this method.
     * @see #thrownExceptionTypes
     */
    ClassDoc[] thrownExceptions();

    /**
     * Return exceptions this method or constructor throws.
     *
     * @return an array representing the exceptions thrown by this method.
     *         Each array element is either a {@code ClassDoc} or a
     *         {@code TypeVariable}.
     * @since 1.5
     */
    Type[] thrownExceptionTypes();

    /**
     * Return true if this method is native
     *
     * @return true if this method is native
     */
    boolean isNative();

    /**
     * Return true if this method is synchronized
     *
     * @return true if this method is synchronized
     */
    boolean isSynchronized();

    /**
     * Return true if this method was declared to take a variable number
     * of arguments.
     *
     * @since 1.5
     * @return true if this method was declared to take a variable number of arguments.
     */
    public boolean isVarArgs();

    /**
     * Get argument information.
     *
     * @see Parameter
     *
     * @return an array of Parameter, one element per argument
     * in the order the arguments are present.
     */
    Parameter[] parameters();

    /**
     * Get the receiver type of this executable element.
     *
     * @return the receiver type of this executable element.
     * @since 1.8
     */
    Type receiverType();

    /**
     * Return the throws tags in this method.
     *
     * @return an array of ThrowTag containing all {@code @exception}
     * and {@code @throws} tags.
     */
    ThrowsTag[] throwsTags();

    /**
     * Return the param tags in this method, excluding the type
     * parameter tags.
     *
     * @return an array of ParamTag containing all {@code @param} tags
     * corresponding to the parameters of this method.
     */
    ParamTag[] paramTags();

    /**
     * Return the type parameter tags in this method.
     *
     * @return an array of ParamTag containing all {@code @param} tags
     * corresponding to the type parameters of this method.
     * @since 1.5
     */
    ParamTag[] typeParamTags();

    /**
     * Get the signature. It is the parameter list, type is qualified.
     *      For instance, for a method {@code mymethod(String x, int y)},
     *      it will return {@code (java.lang.String,int)}.
     *
     * @return the parameter list where type is qualified.
     */
    String signature();

    /**
     * get flat signature.  all types are not qualified.
     *      return a String, which is the flat signiture of this member.
     *      It is the parameter list, type is not qualified.
     *      For instance, for a method {@code mymethod(String x, int y)},
     *      it will return {@code (String, int)}.
     *
     * @return a String, which is the flat signiture of this member.
     */
    String flatSignature();

    /**
     * Return the formal type parameters of this method or constructor.
     * Return an empty array if this method or constructor is not generic.
     *
     * @return the formal type parameters of this method or constructor.
     * @since 1.5
     */
    TypeVariable[] typeParameters();
}

⏎ com/sun/javadoc/ExecutableMemberDoc.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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