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/tools/javadoc/main/MethodDocImpl.java

/*
 * Copyright (c) 1997, 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.javadoc.main;

import java.lang.reflect.Modifier;

import com.sun.javadoc.*;
import com.sun.source.util.TreePath;
import com.sun.tools.javac.code.*;
import com.sun.tools.javac.code.Symbol.*;
import com.sun.tools.javac.code.Type;
import static com.sun.tools.javac.code.TypeTag.CLASS;

/**
 * Represents a method of a java class.
 *
 *  <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>
 *
 * @since 1.2
 * @author Robert Field
 * @author Neal Gafter (rewrite)
 */

@Deprecated(since="9", forRemoval=true)
@SuppressWarnings("removal")
public class MethodDocImpl
        extends ExecutableMemberDocImpl implements MethodDoc {

    /**
     * constructor.
     */
    public MethodDocImpl(DocEnv env, MethodSymbol sym) {
        super(env, sym);
    }

    /**
     * constructor.
     */
    public MethodDocImpl(DocEnv env, MethodSymbol sym, TreePath treePath) {
        super(env, sym, treePath);
    }

    /**
     * Return true if it is a method, which it is.
     * Note: constructors are not methods.
     * This method is overridden by AnnotationTypeElementDocImpl.
     *
     * @return true
     */
    public boolean isMethod() {
        return true;
    }

    /**
     * Return true if this method is default
     */
    public boolean isDefault() {
        return (sym.flags() & Flags.DEFAULT) != 0;
    }

    /**
     * Return true if this method is abstract
     */
    public boolean isAbstract() {
        return (Modifier.isAbstract(getModifiers()) && !isDefault());
    }

    /**
     * Get return type.
     *
     * @return the return type of this method, null if it
     * is a constructor.
     */
    public com.sun.javadoc.Type returnType() {
        return TypeMaker.getType(env, sym.type.getReturnType(), false);
    }

    /**
     * Return the class that originally defined the method that
     * is overridden by the current definition, or null if no
     * such class exists.
     *
     * @return a ClassDocImpl representing the superclass that
     * originally defined this method, null if this method does
     * not override a definition in a superclass.
     */
    public ClassDoc overriddenClass() {
        com.sun.javadoc.Type t = overriddenType();
        return (t != null) ? t.asClassDoc() : null;
    }

    /**
     * Return the type containing the method that this method overrides.
     * It may be a <code>ClassDoc</code> or a <code>ParameterizedType</code>.
     */
    public com.sun.javadoc.Type overriddenType() {

        if ((sym.flags() & Flags.STATIC) != 0) {
            return null;
        }

        ClassSymbol origin = (ClassSymbol)sym.owner;
        for (Type t = env.types.supertype(origin.type);
             t.hasTag(CLASS);
             t = env.types.supertype(t)) {
            ClassSymbol c = (ClassSymbol)t.tsym;
            for (Symbol sym2 : membersOf(c).getSymbolsByName(sym.name)) {
                if (sym.overrides(sym2, origin, env.types, true)) {
                    return TypeMaker.getType(env, t);
                }
            }
        }
        return null;
    }

    /**
     * Return the method that this method overrides.
     *
     * @return a MethodDoc representing a method definition
     * in a superclass this method overrides, null if
     * this method does not override.
     */
    public MethodDoc overriddenMethod() {

        // Real overriding only.  Static members are simply hidden.
        // Likewise for constructors, but the MethodSymbol.overrides
        // method takes this into account.
        if ((sym.flags() & Flags.STATIC) != 0) {
            return null;
        }

        // Derived from  com.sun.tools.javac.comp.Check.checkOverride .

        ClassSymbol origin = (ClassSymbol)sym.owner;
        for (Type t = env.types.supertype(origin.type);
             t.hasTag(CLASS);
             t = env.types.supertype(t)) {
            ClassSymbol c = (ClassSymbol)t.tsym;
            for (Symbol sym2 : membersOf(c).getSymbolsByName(sym.name)) {
                if (sym.overrides(sym2, origin, env.types, true)) {
                    return env.getMethodDoc((MethodSymbol)sym2);
                }
            }
        }
        return null;
    }

    /**Retrieve members of c, ignoring any CompletionFailures that occur. */
    private Scope membersOf(ClassSymbol c) {
        try {
            return c.members();
        } catch (CompletionFailure cf) {
            /* Quietly ignore completion failures and try again - the type
             * for which the CompletionFailure was thrown shouldn't be completed
             * again by the completer that threw the CompletionFailure.
             */
            return membersOf(c);
        }
    }

    /**
     * Tests whether this method overrides another.
     * The overridden method may be one declared in a superclass or
     * a superinterface (unlike {@link #overriddenMethod()}).
     *
     * <p> When a non-abstract method overrides an abstract one, it is
     * also said to <i>implement</i> the other.
     *
     * @param meth  the other method to examine
     * @return <tt>true</tt> if this method overrides the other
     */
    public boolean overrides(MethodDoc meth) {
        MethodSymbol overridee = ((MethodDocImpl) meth).sym;
        ClassSymbol origin = (ClassSymbol) sym.owner;

        return sym.name == overridee.name &&

               // not reflexive as per JLS
               sym != overridee &&

               // we don't care if overridee is static, though that wouldn't
               // compile
               !sym.isStatic() &&

               // sym, whose declaring type is the origin, must be
               // in a subtype of overridee's type
               env.types.asSuper(origin.type, overridee.owner) != null &&

               // check access and signatures; don't check return types
               sym.overrides(overridee, origin, env.types, false);
    }


    public String name() {
        if (name == null) {
            name = sym.name.toString();
        }
        return name;
    }

    private String name;

    public String qualifiedName() {
        if (qualifiedName == null) {
            qualifiedName =  sym.enclClass().getQualifiedName() + "." + sym.name;
        }
        return qualifiedName;
    }

    private String qualifiedName;

    /**
     * Returns a string representation of this method.  Includes the
     * qualified signature, the qualified method name, and any type
     * parameters.  Type parameters follow the class name, as they do
     * in the syntax for invoking methods with explicit type parameters.
     */
    public String toString() {
        return sym.enclClass().getQualifiedName() +
                "." + typeParametersString() + name() + signature();
    }
}

⏎ com/sun/tools/javadoc/main/MethodDocImpl.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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