JDK 17 java.base.jmod is the JMOD file for JDK 17 Base module.

JDK 17 Base module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.base.jmod.

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

JDK 17 Base module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.base.

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

⏎ jdk/internal/math/FloatConsts.java

/*
 * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
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 */

package jdk.internal.math;

/**
 * This class contains additional constants documenting limits of the
 * {@code float} type.
 *
 * @author Joseph D. Darcy
 */

public class FloatConsts {
    /**
     * Don't let anyone instantiate this class.
     */
    private FloatConsts() {}

    /**
     * The number of logical bits in the significand of a
     * {@code float} number, including the implicit bit.
     */
    public static final int SIGNIFICAND_WIDTH   = 24;

    /**
     * The exponent the smallest positive {@code float} subnormal
     * value would have if it could be normalized.
     */
    public static final int     MIN_SUB_EXPONENT = Float.MIN_EXPONENT -
                                                   (SIGNIFICAND_WIDTH - 1);

    /**
     * Bias used in representing a {@code float} exponent.
     */
    public static final int     EXP_BIAS        = 127;

    /**
     * Bit mask to isolate the sign bit of a {@code float}.
     */
    public static final int     SIGN_BIT_MASK   = 0x80000000;

    /**
     * Bit mask to isolate the exponent field of a
     * {@code float}.
     */
    public static final int     EXP_BIT_MASK    = 0x7F800000;

    /**
     * Bit mask to isolate the significand field of a
     * {@code float}.
     */
    public static final int     SIGNIF_BIT_MASK = 0x007FFFFF;

    static {
        // verify bit masks cover all bit positions and that the bit
        // masks are non-overlapping
        assert(((SIGN_BIT_MASK | EXP_BIT_MASK | SIGNIF_BIT_MASK) == ~0) &&
               (((SIGN_BIT_MASK & EXP_BIT_MASK) == 0) &&
                ((SIGN_BIT_MASK & SIGNIF_BIT_MASK) == 0) &&
                ((EXP_BIT_MASK & SIGNIF_BIT_MASK) == 0)));
    }
}

⏎ jdk/internal/math/FloatConsts.java

Or download all of them as a single archive file:

File name: java.base-17.0.5-src.zip
File size: 8883851 bytes
Release date: 2022-09-13
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