package okhttp3;

import java.nio.charset.Charset;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.annotation.Nullable;

/* JADX INFO: loaded from: classes.dex */
public final class MediaType {
    private static final String QUOTED = "\"([^\"]*)\"";
    private static final String TOKEN = "([a-zA-Z0-9-!#$%&'*+.^_`{|}~]+)";

    @Nullable
    private final String charset;
    private final String mediaType;
    private final String subtype;
    private final String type;
    private static final Pattern TYPE_SUBTYPE = Pattern.compile("([a-zA-Z0-9-!#$%&'*+.^_`{|}~]+)/([a-zA-Z0-9-!#$%&'*+.^_`{|}~]+)");
    private static final Pattern PARAMETER = Pattern.compile(";\\s*(?:([a-zA-Z0-9-!#$%&'*+.^_`{|}~]+)=(?:([a-zA-Z0-9-!#$%&'*+.^_`{|}~]+)|\"([^\"]*)\"))?");

    private MediaType(String str, String str2, String str3, @Nullable String str4) {
        this.mediaType = str;
        this.type = str2;
        this.subtype = str3;
        this.charset = str4;
    }

    @Nullable
    public static MediaType parse(String str) {
        Matcher matcher = TYPE_SUBTYPE.matcher(str);
        if (!matcher.lookingAt()) {
            return null;
        }
        String strGroup = matcher.group(1);
        Locale locale = Locale.US;
        String lowerCase = strGroup.toLowerCase(locale);
        String lowerCase2 = matcher.group(2).toLowerCase(locale);
        Matcher matcher2 = PARAMETER.matcher(str);
        String str2 = null;
        for (int iEnd = matcher.end(); iEnd < str.length(); iEnd = matcher2.end()) {
            matcher2.region(iEnd, str.length());
            if (!matcher2.lookingAt()) {
                return null;
            }
            String strGroup2 = matcher2.group(1);
            if (strGroup2 != null && strGroup2.equalsIgnoreCase("charset")) {
                String strGroup3 = matcher2.group(2);
                if (strGroup3 == null) {
                    strGroup3 = matcher2.group(3);
                } else if (strGroup3.startsWith("'") && strGroup3.endsWith("'") && strGroup3.length() > 2) {
                    strGroup3 = strGroup3.substring(1, strGroup3.length() - 1);
                }
                if (str2 != null && !strGroup3.equalsIgnoreCase(str2)) {
                    return null;
                }
                str2 = strGroup3;
            }
        }
        return new MediaType(str, lowerCase, lowerCase2, str2);
    }

    @Nullable
    public Charset charset() {
        return charset(null);
    }

    public boolean equals(@Nullable Object obj) {
        return (obj instanceof MediaType) && ((MediaType) obj).mediaType.equals(this.mediaType);
    }

    public int hashCode() {
        return this.mediaType.hashCode();
    }

    public String subtype() {
        return this.subtype;
    }

    public String toString() {
        return this.mediaType;
    }

    public String type() {
        return this.type;
    }

    @Nullable
    public Charset charset(@Nullable Charset charset) {
        try {
            String str = this.charset;
            return str != null ? Charset.forName(str) : charset;
        } catch (IllegalArgumentException unused) {
            return charset;
        }
    }
}