正在查看： 哔哩哔哩 v1.6.6 应用的 no.java JAVA 源代码文件
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哔哩哔哩 v1.6.6 - no.java 源代码
package bl;
import android.net.Uri;
import android.os.SystemClock;
import android.support.annotation.NonNull;
import android.text.TextUtils;
import bl.nk;
import com.bilibili.lib.httpdns.LookupException;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Locale;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import tv.danmaku.android.log.BLog;
import tv.danmaku.ijk.media.player.IjkMediaPlayer;
public class no implements nh {
private nk a;
private b b = new b();
@Override
@NonNull
public String a() {
return "ali";
}
public no(nk nkVar) {
this.a = nkVar;
}
@Override
@NonNull
public ni a(String str) throws LookupException {
List<ni> a2 = a(str);
if (a2 == null || a2.isEmpty()) {
throw new LookupException("empty dns records for " + str);
}
return a2.get(0);
}
private List<ni> a(String... strArr) throws LookupException {
HttpURLConnection httpURLConnection;
IOException e;
List<ni> list;
nk.a aVar = new nk.a();
long elapsedRealtime = SystemClock.elapsedRealtime();
List<String> a2 = this.b.a();
int i = 0;
String str = a2.get(ks.a(0, a2.size()));
InputStream inputStream = null;
try {
String uri = a(str, strArr).toString();
BLog.d("AliDNSProvider", String.format(Locale.US, "send request for %s", uri));
aVar.d = str;
try {
httpURLConnection = nl.a(uri);
try {
try {
int responseCode = httpURLConnection.getResponseCode();
aVar.b = responseCode;
if (responseCode != 200) {
String str2 = "http status code " + responseCode;
aVar.a = new Exception(str2);
throw new LookupException(str2);
}
try {
this.b.a(str, true);
try {
str = httpURLConnection.getInputStream();
} catch (IOException e2) {
e = e2;
}
try {
try {
List<ni> b2 = b(kz.a((InputStream) str, "UTF-8"));
aVar.c = SystemClock.elapsedRealtime() - elapsedRealtime;
if (b2 == null) {
list = new ArrayList<>();
int length = strArr.length;
while (i < length) {
String str3 = strArr[i];
ni niVar = new ni();
niVar.a = "ali";
niVar.b = str3;
list.add(niVar);
i++;
}
} else {
list = b2;
}
aVar.e = list;
if (this.a != null) {
this.a.a(aVar);
}
kz.a((InputStream) str);
if (httpURLConnection != null) {
httpURLConnection.disconnect();
}
return b2;
} catch (JSONException e3) {
aVar.b = -3;
aVar.a = e3;
throw new LookupException(e3);
}
} catch (IOException e4) {
e = e4;
aVar.b = -2;
aVar.a = e;
throw new LookupException(e);
}
} catch (Throwable th) {
inputStream = str;
th = th;
aVar.c = SystemClock.elapsedRealtime() - elapsedRealtime;
ArrayList arrayList = new ArrayList();
int length2 = strArr.length;
while (i < length2) {
String str4 = strArr[i];
ni niVar2 = new ni();
niVar2.a = "ali";
niVar2.b = str4;
arrayList.add(niVar2);
i++;
}
aVar.e = arrayList;
if (this.a != null) {
this.a.a(aVar);
}
kz.a(inputStream);
if (httpURLConnection != null) {
httpURLConnection.disconnect();
}
throw th;
}
} catch (IOException e5) {
aVar.b = -1;
aVar.a = e5;
this.b.a(str, false);
throw new LookupException(e5);
}
} catch (Throwable th2) {
th = th2;
}
} catch (IOException e6) {
aVar.b = -1;
aVar.a = e6;
this.b.a(str, false);
throw new LookupException(e6);
}
} catch (Throwable th3) {
th = th3;
httpURLConnection = null;
}
}
private Uri a(String str, String[] strArr) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < strArr.length; i++) {
sb.append(strArr[i]);
if (i != strArr.length - 1) {
sb.append(",");
}
}
return new Uri.Builder().scheme("http").authority(str).appendPath("191607").appendPath("resolve").appendQueryParameter(IjkMediaPlayer.OnNativeInvokeListener.ARG_DNS_HOST, sb.toString()).build();
}
private List<ni> b(String str) throws JSONException {
JSONArray optJSONArray = new JSONObject(str).optJSONArray("dns");
if (optJSONArray == null) {
return null;
}
int length = optJSONArray.length();
ArrayList arrayList = new ArrayList(length);
for (int i = 0; i < length; i++) {
JSONObject optJSONObject = optJSONArray.optJSONObject(i);
if (optJSONObject != null) {
String optString = optJSONObject.optString(IjkMediaPlayer.OnNativeInvokeListener.ARG_DNS_HOST);
JSONArray optJSONArray2 = optJSONObject.optJSONArray("ips");
if (!TextUtils.isEmpty(optString) && optJSONArray2 != null && optJSONArray2.length() > 0) {
int length2 = optJSONArray2.length();
ni niVar = new ni();
niVar.a = "ali";
niVar.b = optString;
niVar.d = optJSONObject.optInt("ttl");
niVar.e = optJSONObject.optInt("origin_ttl");
niVar.c = new ArrayList(length2);
for (int i2 = 0; i2 < length2; i2++) {
niVar.c.add(optJSONArray2.optString(i2));
}
arrayList.add(niVar);
}
}
}
return arrayList;
}
static class b {
static final String[] a = {"203.107.1.65", "203.107.1.34", "203.107.1.66", "203.107.1.33"};
private static final Comparator<a> d = new Comparator<a>() {
@Override
public int compare(a aVar, a aVar2) {
if (aVar.b > aVar2.b) {
return -1;
}
if (aVar.c > aVar2.c) {
return 1;
}
return aVar.c == aVar2.c ? 0 : -1;
}
};
private boolean b = true;
private LinkedList<a> c = new LinkedList<>();
b() {
for (String str : a) {
this.c.add(new a(str));
}
}
synchronized List<String> a() {
ArrayList arrayList;
int length = this.b ? a.length : a.length - 1;
Collections.sort(this.c, d);
arrayList = new ArrayList(length);
for (int i = 0; i < length; i++) {
arrayList.add(this.c.get(i).a);
}
if (this.b) {
this.b = false;
}
return arrayList;
}
synchronized void a(String str, boolean z) {
Iterator<a> it = this.c.iterator();
while (true) {
if (!it.hasNext()) {
break;
}
a next = it.next();
if (next.a.equals(str)) {
if (z) {
next.b++;
} else {
next.c++;
}
}
}
}
}
static class a {
String a;
int b;
int c;
public a(String str) {
this.a = str;
}
}
}