com.github.hetianyi.common.http.HttpUtils Maven / Gradle / Ivy

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package com.github.hetianyi.common.http;

import java.util.Arrays;

class HttpUtils {
    /**
     * Returns true if the given accept header accepts the given value.
     * @param acceptHeader The accept header.
     * @param toAccept The value to be accepted.
     * @return True if the given accept header accepts the given value.
     */
    public static boolean accepts(String acceptHeader, String toAccept) {
        String[] acceptValues = acceptHeader.split("\\s*(,|;)\\s*");
        Arrays.sort(acceptValues);

        return Arrays.binarySearch(acceptValues, toAccept) > -1
                || Arrays.binarySearch(acceptValues, toAccept.replaceAll("/.*$", "/*")) > -1
                || Arrays.binarySearch(acceptValues, "*/*") > -1;
    }

    /**
     * Returns true if the given match header matches the given value.
     * @param matchHeader The match header.
     * @param toMatch The value to be matched.
     * @return True if the given match header matches the given value.
     */
    public static boolean matches(String matchHeader, String toMatch) {
        String[] matchValues = matchHeader.split("\\s*,\\s*");
        Arrays.sort(matchValues);
        return Arrays.binarySearch(matchValues, toMatch) > -1
                || Arrays.binarySearch(matchValues, "*") > -1;
    }
}