JDK 11 jdk.jdeps.jmod is the JMOD file for JDK 11 JDeps tool, which can be invoked by the "jdeps" command.

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

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

JDK 11 JDeps tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jdeps.

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

⏎ com/sun/tools/jdeprscan/scan/MethodSig.java

/*
 * Copyright (c) 2016, 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.jdeprscan.scan;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * Represents a method's signature, that is, its parameter types
 * and its return type.
 */
public class MethodSig {
    final List<String> parameters;
    final String returnType;

    /**
     * Parses the method descriptor and returns a MethodSig instance.
     *
     * @param desc the descriptor to parse
     * @return the new MethodSig instance
     */
    public static MethodSig fromDesc(String desc) {
        return parse(desc, 0, desc.length());
    }

    /**
     * Returns this method's return type.
     *
     * @return the return type
     */
    public String getReturnType() {
        return returnType;
    }

    /**
     * Returns a list of parameters of this method.
     *
     * @return the parameter list
     */
    public List<String> getParameters() {
        return parameters;
    }

    /**
     * Returns a string describing this method.
     *
     * @return the string description
     */
    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("parameters");
        if (parameters.isEmpty()) {
            sb.append(" none");
        } else {
            int i = 0;
            for (String p : parameters) {
                sb.append(String.format(" %d=%s", i++, p));
            }
        }
        sb.append(String.format(" return %s", returnType));
        return sb.toString();
    }

    private MethodSig(List<String> parameters, String returnType) {
        this.parameters = Collections.unmodifiableList(parameters);
        this.returnType = returnType;
    }

    private static IllegalArgumentException ex(String desc, int pos) {
        return new IllegalArgumentException(String.format(
            "illegal descriptor \"%s\" at position %d", desc, pos));
    }

    private static MethodSig parse(String desc, int start, int end)
            throws IllegalArgumentException {
        int p = start;
        int dims = 0;
        boolean inReturnType = false;
        String returnType = null;
        List<String> parameters = new ArrayList<>();

        while (p < end) {
            String type;
            char ch;
            switch (ch = desc.charAt(p)) {
                case '(':
                    p++;
                    continue;

                case ')':
                    p++;
                    inReturnType = true;
                    continue;

                case '[':
                    p++;
                    dims++;
                    continue;

                case 'B': // byte
                case 'C': // char
                case 'D': // double
                case 'F': // float
                case 'I': // int
                case 'J': // long
                case 'S': // short
                case 'Z': // boolean
                case 'V': // void
                    type = Character.toString(ch);
                    p++;
                    break;

                case 'L':
                    int sep = desc.indexOf(';', p);
                    if (sep == -1 || sep >= end)
                        throw ex(desc, p);
                    type = desc.substring(p, ++sep);
                    p = sep;
                    break;

                default:
                    throw ex(desc, p);
            }

            StringBuilder sb = new StringBuilder();
            for ( ; dims > 0; dims-- )
                sb.append("[");
            sb.append(type);
            if (inReturnType) {
                returnType = sb.toString();
            } else {
                parameters.add(sb.toString());
            }
        }

        if (returnType == null) {
            throw ex(desc, end);
        }

        return new MethodSig(parameters, returnType);
    }
}

⏎ com/sun/tools/jdeprscan/scan/MethodSig.java

Or download all of them as a single archive file:

File name: jdk.jdeps-11.0.1-src.zip
File size: 244145 bytes
Release date: 2018-11-04
Download 

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