工作空间 v3.6.5.2版本的 MD5 值为：58e65af156c65a63bf64ed2e64960853

以下内容为反编译后的 Ka.java 源代码，内容仅作参考

package com.loc;

import android.content.Context;
import android.content.SharedPreferences;
import android.net.Proxy;
import android.os.Build;
import android.text.TextUtils;
import com.uusafe.emm.uunetprotocol.base.SandboxSharedPref;
import com.xiaomi.mipush.sdk.Constants;
import com.zhizhangyi.platform.mdm.api.common.ResultConst;
import java.util.concurrent.ExecutorService;
public final class Ka {
    private static Ka f5667a;
    private Object f5668b;
    private Context f5669c;
    private ExecutorService f5670d = null;
    private boolean f5671e = false;
    private boolean f = true;
    Oa g = null;
    volatile int h = 0;

    public class a implements Runnable {
        Oa f5672a;

        a(Oa oa) {
            this.f5672a = null;
            this.f5672a = oa;
        }

        @Override
        public final void run() {
            Ka.this.h++;
            Ka.this.b(this.f5672a);
            Ka ka = Ka.this;
            ka.h--;
        }
    }

    private Ka(Context context) {
        this.f5668b = null;
        this.f5669c = null;
        int i = 0;
        this.f5669c = context;
        Context context2 = this.f5669c;
        try {
            if (Ra.t()) {
                rb a2 = Sa.a("HttpDNS", "1.0.0");
                if (Xa.a(context2, a2)) {
                    try {
                        this.f5668b = A.a(context2, a2, "com.autonavi.httpdns.HttpDnsManager", null, new Class[]{Context.class}, new Object[]{context2});
                    } catch (Throwable unused) {
                    }
                    if (this.f5668b != null) {
                        i = 1;
                    }
                    Xa.a(context2, "HttpDns", i);
                }
            }
        } catch (Throwable th) {
            Sa.a(th, "DNSManager", "initHttpDns");
        }
    }

    public static Ka a(Context context) {
        if (f5667a == null) {
            f5667a = new Ka(context);
        }
        return f5667a;
    }

    private boolean c() {
        return Ra.t() && this.f5668b != null && !e() && _a.b(this.f5669c, SandboxSharedPref.DEFAULT_SHARED_PREF_FILE_NAME, "dns_faile_count_total", 0L) < 2;
    }

    private String d() {
        if (c()) {
            try {
                return (String) Va.a(this.f5668b, "getIpByHostAsync", "apilocatesrc.amap.com");
            } catch (Throwable unused) {
                Xa.a(this.f5669c, "HttpDns");
                return null;
            }
        }
        return null;
    }

    private boolean e() {
        int i;
        String str = null;
        try {
            if (Build.VERSION.SDK_INT >= 14) {
                str = System.getProperty("http.proxyHost");
                String property = System.getProperty("http.proxyPort");
                if (property == null) {
                    property = "-1";
                }
                i = Integer.parseInt(property);
            } else {
                str = Proxy.getHost(this.f5669c);
                i = Proxy.getPort(this.f5669c);
            }
        } catch (Throwable th) {
            th.printStackTrace();
            i = -1;
        }
        return (str == null || i == -1) ? false : true;
    }

    public final void a() {
        if (this.f5671e) {
            _a.a(this.f5669c, SandboxSharedPref.DEFAULT_SHARED_PREF_FILE_NAME, "dns_faile_count_total", 0L);
        }
    }

    public final void a(Oa oa) {
        try {
            this.f5671e = false;
            if (c() && oa != null) {
                this.g = oa;
                String c2 = oa.c();
                if (!c2.substring(0, c2.indexOf(Constants.COLON_SEPARATOR)).equalsIgnoreCase("https") && !"http://abroad.apilocate.amap.com/mobile/binary".equals(c2)) {
                    String d2 = d();
                    if (this.f && TextUtils.isEmpty(d2)) {
                        this.f = false;
                        d2 = _a.a(this.f5669c, "ip", "last_ip", "");
                    }
                    if (TextUtils.isEmpty(d2)) {
                        return;
                    }
                    SharedPreferences.Editor edit = this.f5669c.getSharedPreferences("ip", 0).edit();
                    edit.putString("last_ip", d2);
                    _a.a(edit);
                    oa.g = "http://apilocatesrc.amap.com/mobile/binary".replace("apilocatesrc.amap.com", d2);
                    oa.a().put(ResultConst.Key.sHost, "apilocatesrc.amap.com");
                    this.f5671e = true;
                }
            }
        } catch (Throwable unused) {
        }
    }

    public final void b() {
        try {
            if (c() && this.h <= 5 && this.f5671e) {
                if (this.f5670d == null) {
                    this.f5670d = C0417d.b();
                }
                if (this.f5670d.isShutdown()) {
                    return;
                }
                this.f5670d.submit(new a(this.g));
            }
        } catch (Throwable unused) {
        }
    }

    final synchronized void b(Oa oa) {
        try {
            oa.g = "http://apilocatesrc.amap.com/mobile/binary";
            long b2 = _a.b(this.f5669c, SandboxSharedPref.DEFAULT_SHARED_PREF_FILE_NAME, "dns_faile_count_total", 0L);
            if (b2 >= 2) {
                return;
            }
            X.a();
            X.a(oa, false);
            long j = b2 + 1;
            if (j >= 2) {
                Ya.a(this.f5669c, "HttpDNS", "dns failed too much");
            }
            _a.a(this.f5669c, SandboxSharedPref.DEFAULT_SHARED_PREF_FILE_NAME, "dns_faile_count_total", j);
        } catch (Throwable unused) {
            _a.a(this.f5669c, SandboxSharedPref.DEFAULT_SHARED_PREF_FILE_NAME, "dns_faile_count_total", 0L);
        }
    }
}