翰林优商.apk(点击下载) / CommonUtils.java


package com.sjm.sjmdsp.core.utils;

import android.text.TextUtils;
import android.util.Log;
import java.net.URLEncoder;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Map;
import kotlin.UByte;

public class CommonUtils {
    public static String getMD5(String str) {
        try {
            MessageDigest instance = MessageDigest.getInstance("MD5");
            instance.update(str.getBytes("UTF-8"));
            StringBuffer stringBuffer = new StringBuffer();
            byte[] digest = instance.digest();
            int length = digest.length;
            for (int i = 0; i < length; i++) {
                stringBuffer.append(String.format("%02x", Integer.valueOf(digest[i] & UByte.MAX_VALUE)));
            }
            return stringBuffer.toString();
        } catch (Exception e) {
            e.printStackTrace();
            return "";
        }
    }

    public static String formatUrlMap(Map<String, String> map, boolean z, boolean z2) {
        try {
            ArrayList<Map.Entry> arrayList = new ArrayList(map.entrySet());
            Collections.sort(arrayList, new Comparator<Map.Entry<String, String>>() {
                /* class com.sjm.sjmdsp.core.utils.CommonUtils.AnonymousClass1 */

                public int compare(Map.Entry<String, String> entry, Map.Entry<String, String> entry2) {
                    return entry.getKey().toString().compareTo(entry2.getKey());
                }
            });
            StringBuilder sb = new StringBuilder();
            for (Map.Entry entry : arrayList) {
                if (!TextUtils.isEmpty((CharSequence) entry.getKey()) && !TextUtils.isEmpty((CharSequence) entry.getValue())) {
                    String str = (String) entry.getKey();
                    String str2 = (String) entry.getValue();
                    if (z) {
                        if (TextUtils.isEmpty(str2)) {
                            str2 = "";
                        } else {
                            str2 = URLEncoder.encode(str2, "utf-8");
                        }
                    }
                    if (z2) {
                        sb.append(str.toLowerCase() + "=" + str2);
                    } else {
                        sb.append(str + "=" + str2);
                    }
                    sb.append("&");
                }
            }
            String sb2 = sb.toString();
            return !sb2.isEmpty() ? sb2.substring(0, sb2.length() - 1) : sb2;
        } catch (Exception e) {
            Log.d("test", "sign.formatmap.e=" + e.toString());
            return null;
        }
    }

    public static String getSHA256StrJava(String str) {
        try {
            MessageDigest instance = MessageDigest.getInstance("SHA-256");
            instance.update(str.getBytes("UTF-8"));
            return byte2Hex(instance.digest());
        } catch (NoSuchAlgorithmException e) {
            e.printStackTrace();
        } catch (Exception e2) {
            e2.printStackTrace();
        }
        return "";
    }

    private static String byte2Hex(byte[] bArr) {
        StringBuffer stringBuffer = new StringBuffer();
        for (byte b : bArr) {
            String hexString = Integer.toHexString(b & UByte.MAX_VALUE);
            if (hexString.length() == 1) {
                stringBuffer.append("0");
            }
            stringBuffer.append(hexString);
        }
        return stringBuffer.toString();
    }
}