JDK 17 jdk.dynalink.jmod is the JMOD file for JDK 17 Dynamic Linking module.

JDK 17 Dynamic Linking module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\jdk.dynalink.jmod.

JDK 17 Dynamic Linking module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 Dynamic Linking module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\jdk.dynalink.

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

⏎ jdk/dynalink/SecureLookupSupplier.java

/*
 * Copyright (c) 2016, 2021, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package jdk.dynalink;

import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodHandles.Lookup;
import java.util.Objects;

/**
 * Provides security-checked access to a {@code MethodHandles.Lookup} object.
 * See {@link #getLookup()} for details.
 */
public class SecureLookupSupplier {
    /**
     * The name of a runtime permission required to successfully invoke the
     * {@link #getLookup()} method.
     */
    public static final String GET_LOOKUP_PERMISSION_NAME = "dynalink.getLookup";

    private static final RuntimePermission GET_LOOKUP_PERMISSION = new RuntimePermission(SecureLookupSupplier.GET_LOOKUP_PERMISSION_NAME);

    private final MethodHandles.Lookup lookup;

    /**
     * Creates a new secure lookup supplier, securing the passed lookup.
     * @param lookup the lookup to secure. Can not be null.
     * @throws NullPointerException if null is passed.
     */
    public SecureLookupSupplier(final MethodHandles.Lookup lookup) {
        this.lookup = Objects.requireNonNull(lookup, "lookup");
    }

    /**
     * Returns the lookup secured by this {@code SecureLookupSupplier}.
     * @return the lookup secured by this {@code SecureLookupSupplier}.
     * @throws SecurityException if the secured lookup isn't the
     * {@link MethodHandles#publicLookup()}, and a security manager is present,
     * and a check for {@code RuntimePermission("dynalink.getLookup")} fails.
     */
    public final Lookup getLookup() {
        @SuppressWarnings("removal")
        final SecurityManager sm = System.getSecurityManager();
        if (sm != null && lookup != MethodHandles.publicLookup()) {
            sm.checkPermission(GET_LOOKUP_PERMISSION);
        }
        return lookup;
    }

    /**
     * Returns the value of {@link #getLookup()} without a security check. Can
     * be used by subclasses to access the lookup quickly.
     * @return same as returned value of {@link #getLookup()}.
     */
    protected final Lookup getLookupPrivileged() {
        return lookup;
    }
}

⏎ jdk/dynalink/SecureLookupSupplier.java

Or download all of them as a single archive file:

File name: jdk.dynalink-17.0.5-src.zip
File size: 180641 bytes
Release date: 2022-09-13
Download 

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