JDK 17 jdk.compiler.jmod is the JMOD file for JDK 17 Compiler tool, which can be invoked by the "javac" command.

JDK 17 Compiler tool compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\jdk.compiler.jmod.

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

JDK 17 Compiler source code files are stored in \fyicenter\jdk-17.0.5\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/Iterators.java

/*
 * Copyright (c) 2015, 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.javac.util;

import java.util.Iterator;
import java.util.NoSuchElementException;
import java.util.function.Function;
import java.util.function.Predicate;

/** Utilities for Iterators.
 *
 *  <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 Iterators {

    public static <I, O> Iterator<O> createCompoundIterator(Iterable<I> inputs, Function<I, Iterator<O>> convertor) {
        return new CompoundIterator<>(inputs, convertor);
    }

    private static class CompoundIterator<I, O> implements Iterator<O> {

        private final Iterator<I> inputs;
        private final Function<I, Iterator<O>> convertor;
        @SuppressWarnings("unchecked")
        private Iterator<O> currentIterator = EMPTY;

        public CompoundIterator(Iterable<I> inputs, Function<I, Iterator<O>> convertor) {
            this.inputs = inputs.iterator();
            this.convertor = convertor;
        }

        public boolean hasNext() {
            if (currentIterator != null && !currentIterator.hasNext()) {
                update();
            }
            return currentIterator != null;
        }

        public O next() {
            if (currentIterator == EMPTY && !hasNext()) {
                throw new NoSuchElementException();
            }
            return currentIterator.next();
        }

        public void remove() {
            throw new UnsupportedOperationException();
        }

        private void update() {
            while (inputs.hasNext()) {
                currentIterator = convertor.apply(inputs.next());
                if (currentIterator.hasNext()) return;
            }
            currentIterator = null;
        }
    }

    @SuppressWarnings("rawtypes")
    private static final Iterator EMPTY = new Iterator() {
        public boolean hasNext() {
            return false;
        }

        @Override
        public Object next() {
            return null;
        }
    };

    public static <E> Iterator<E> createFilterIterator(Iterator<E> input, Predicate<E> test) {
        return new Iterator<E>() {
            private E current = update();
            private E update () {
                while (input.hasNext()) {
                    E sym = input.next();
                    if (test.test(sym)) {
                        return sym;
                    }
                }

                return null;
            }
            @Override
            public boolean hasNext() {
                return current != null;
            }

            @Override
            public E next() {
                E res = current;
                current = update();
                return res;
            }
        };
    }

}

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

Or download all of them as a single archive file:

File name: jdk.compiler-17.0.5-src.zip
File size: 1450209 bytes
Release date: 2022-09-13
Download 

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⇑ JDK 17 JMod/Module Files

⇑⇑ FAQ for JDK (Java Development Kit) 17