import jdk.nashorn.internal.runtime.regexp.joni.encoding.IntHolder; //导入依赖的package包/类
private boolean stringCmpIC(final int caseFlodFlag, final int s1p, final IntHolder ps2, final int mbLen, final int textEnd) {
    int s1 = s1p;
    int s2 = ps2.value;
    final int end1 = s1 + mbLen;

    while (s1 < end1) {
        final char c1 = EncodingHelper.toLowerCase(chars[s1++]);
        final char c2 = EncodingHelper.toLowerCase(chars[s2++]);

        if (c1 != c2) {
            return false;
        }
    }
    ps2.value = s2;
    return true;
}
 

import jdk.nashorn.internal.runtime.regexp.joni.encoding.IntHolder; //导入依赖的package包/类
private boolean stringCmpIC(int caseFlodFlag, int s1, IntHolder ps2, int mbLen, int textEnd) {

        int s2 = ps2.value;
        int end1 = s1 + mbLen;

        while (s1 < end1) {
            char c1 = Character.toLowerCase(chars[s1++]);
            char c2 = Character.toLowerCase(chars[s2++]);

            if (c1 != c2) {
                return false;
            }
        }
        ps2.value = s2;
        return true;
    }
 

import jdk.nashorn.internal.runtime.regexp.joni.encoding.IntHolder; //导入依赖的package包/类
public static int[] ctypeCodeRange(final int ctype, final IntHolder sbOut) {
    sbOut.value = 0x100; // use bitset for codes smaller than 256
    int[] range = null;

    if (ctype < codeRanges.length) {
        range = codeRanges[ctype];

        if (range == null) {
            // format: [numberOfRanges, rangeStart, rangeEnd, ...]
            range = new int[16];
            int rangeCount = 0;
            int lastCode = -2;

            for (int code = 0; code <= 0xffff; code++) {
                if (isCodeCType(code, ctype)) {
                    if (lastCode < code -1) {
                        if (rangeCount * 2 + 2 >= range.length) {
                            range = Arrays.copyOf(range, range.length * 2);
                        }
                        range[rangeCount * 2 + 1] = code;
                        rangeCount++;
                    }
                    range[rangeCount * 2] = lastCode = code;
                }
            }

            if (rangeCount * 2 + 1 < range.length) {
                range = Arrays.copyOf(range, rangeCount * 2 + 1);
            }

            range[0] = rangeCount;
            codeRanges[ctype] = range;
        }
    }

    return range;
}
 

import jdk.nashorn.internal.runtime.regexp.joni.encoding.IntHolder; //导入依赖的package包/类
public static int[] ctypeCodeRange(int ctype, IntHolder sbOut) {
    sbOut.value = 0x100; // use bitset for codes smaller than 256
    int[] range = null;

    if (ctype < codeRanges.length) {
        range = codeRanges[ctype];

        if (range == null) {
            // format: [numberOfRanges, rangeStart, rangeEnd, ...]
            range = new int[16];
            int rangeCount = 0;
            int lastCode = -2;

            for (int code = 0; code <= 0xffff; code++) {
                if (isCodeCType(code, ctype)) {
                    if (lastCode < code -1) {
                        if (rangeCount * 2 + 2 >= range.length) {
                            range = Arrays.copyOf(range, range.length * 2);
                        }
                        range[rangeCount * 2 + 1] = code;
                        rangeCount++;
                    }
                    range[rangeCount * 2] = lastCode = code;
                }
            }

            if (rangeCount * 2 + 1 < range.length) {
                range = Arrays.copyOf(range, rangeCount * 2 + 1);
            }

            range[0] = rangeCount;
            codeRanges[ctype] = range;
        }
    }

    return range;
}
 

import jdk.nashorn.internal.runtime.regexp.joni.encoding.IntHolder; //导入依赖的package包/类
public static int rightAdjustCharHeadWithPrev(final int s, final IntHolder prev) {
    if (prev != null) {
        prev.value = -1; /* Sorry */
    }
    return s;
}
 

import jdk.nashorn.internal.runtime.regexp.joni.encoding.IntHolder; //导入依赖的package包/类
public static int rightAdjustCharHeadWithPrev(int s, IntHolder prev) {
    if (prev != null) prev.value = -1; /* Sorry */
    return s;
}