src/main/java/org/apache/commons/lang3/ArrayUtils.java [7399:7431]:
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        if (array == null || startIndexInclusive >= array.length - 1 || endIndexExclusive <= 0) {
            return;
        }
        if (startIndexInclusive < 0) {
            startIndexInclusive = 0;
        }
        if (endIndexExclusive >= array.length) {
            endIndexExclusive = array.length;
        }
        int n = endIndexExclusive - startIndexInclusive;
        if (n <= 1) {
            return;
        }
        offset %= n;
        if (offset < 0) {
            offset += n;
        }
        // For algorithm explanations and proof of O(n) time complexity and O(1) space complexity
        // see https://beradrian.wordpress.com/2015/04/07/shift-an-array-in-on-in-place/
        while (n > 1 && offset > 0) {
            final int nOffset = n - offset;

            if (offset > nOffset) {
                swap(array, startIndexInclusive, startIndexInclusive + n - nOffset,  nOffset);
                n = offset;
                offset -= nOffset;
            } else if (offset < nOffset) {
                swap(array, startIndexInclusive, startIndexInclusive + nOffset,  offset);
                startIndexInclusive += offset;
                n = nOffset;
            } else {
                swap(array, startIndexInclusive, startIndexInclusive + nOffset, offset);
                break;
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src/main/java/org/apache/commons/lang3/ArrayUtils.java [7549:7581]:
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        if (array == null || startIndexInclusive >= array.length - 1 || endIndexExclusive <= 0) {
            return;
        }
        if (startIndexInclusive < 0) {
            startIndexInclusive = 0;
        }
        if (endIndexExclusive >= array.length) {
            endIndexExclusive = array.length;
        }
        int n = endIndexExclusive - startIndexInclusive;
        if (n <= 1) {
            return;
        }
        offset %= n;
        if (offset < 0) {
            offset += n;
        }
        // For algorithm explanations and proof of O(n) time complexity and O(1) space complexity
        // see https://beradrian.wordpress.com/2015/04/07/shift-an-array-in-on-in-place/
        while (n > 1 && offset > 0) {
            final int nOffset = n - offset;

            if (offset > nOffset) {
                swap(array, startIndexInclusive, startIndexInclusive + n - nOffset,  nOffset);
                n = offset;
                offset -= nOffset;
            } else if (offset < nOffset) {
                swap(array, startIndexInclusive, startIndexInclusive + nOffset,  offset);
                startIndexInclusive += offset;
                n = nOffset;
            } else {
                swap(array, startIndexInclusive, startIndexInclusive + nOffset, offset);
                break;
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