2022-06-10 21:38:30 +09:00

334 lines
8.0 KiB
Smali

.class public Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;
.super Ljava/lang/Object;
.source "RetryInterceptor.java"
# interfaces
.implements Lokhttp3/Interceptor;
# static fields
.field private static final BASE_RETRY_WAIT_MILLIS:I = 0x64
.field private static final JITTER:I = 0x64
.field private static final MAX_RETRY_COUNT:I = 0xc
.field private static final MAX_RETRY_WAIT_MILLIS:I = 0x493e0
.field private static final TAG:Ljava/lang/String; = "RetryInterceptor"
# direct methods
.method public static constructor <clinit>()V
.locals 0
return-void
.end method
.method public constructor <init>()V
.locals 0
.line 1
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
return-void
.end method
.method public static calculateBackoff(I)I
.locals 6
const/16 v0, 0xc
if-lt p0, v0, :cond_0
const p0, 0x493e0
return p0
:cond_0
const-wide/high16 v0, 0x4000000000000000L # 2.0
int-to-double v2, p0
.line 1
invoke-static {v0, v1, v2, v3}, Ljava/lang/Math;->pow(DD)D
move-result-wide v0
const-wide/high16 v2, 0x4059000000000000L # 100.0
mul-double/2addr v0, v2
invoke-static {}, Ljava/lang/Math;->random()D
move-result-wide v4
mul-double/2addr v4, v2
add-double/2addr v4, v0
const-wide v0, 0x41124f8000000000L # 300000.0
invoke-static {v4, v5, v0, v1}, Ljava/lang/Math;->min(DD)D
move-result-wide v0
double-to-int p0, v0
return p0
.end method
.method private sleep(I)V
.locals 3
if-lez p1, :cond_0
.line 1
:try_start_0
sget-object v0, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
new-instance v1, Ljava/lang/StringBuilder;
invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
const-string v2, "Will sleep for "
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
const-string v2, " ms as per backoff sequence"
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-static {v0, v1}, Landroid/util/Log;->d(Ljava/lang/String;Ljava/lang/String;)I
int-to-long v0, p1
.line 2
invoke-static {v0, v1}, Ljava/lang/Thread;->sleep(J)V
:try_end_0
.catch Ljava/lang/InterruptedException; {:try_start_0 .. :try_end_0} :catch_0
goto :goto_0
.line 3
:catch_0
sget-object p1, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
const-string v0, "Retry **wait** interrupted."
invoke-static {p1, v0}, Landroid/util/Log;->e(Ljava/lang/String;Ljava/lang/String;)I
:cond_0
:goto_0
return-void
.end method
# virtual methods
.method public intercept(Lokhttp3/Interceptor$Chain;)Lokhttp3/Response;
.locals 6
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;
}
.end annotation
.line 1
sget-object v0, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
const-string v1, "Retry Interceptor called"
invoke-static {v0, v1}, Landroid/util/Log;->d(Ljava/lang/String;Ljava/lang/String;)I
const/4 v0, -0x1
const/4 v1, 0x0
.line 2
:goto_0
invoke-direct {p0, v1}, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->sleep(I)V
.line 3
:try_start_0
invoke-interface {p1}, Lokhttp3/Interceptor$Chain;->request()Lokhttp3/Request;
move-result-object v1
invoke-interface {p1, v1}, Lokhttp3/Interceptor$Chain;->proceed(Lokhttp3/Request;)Lokhttp3/Response;
move-result-object v1
:try_end_0
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_1
.line 4
invoke-virtual {v1}, Lokhttp3/Response;->isSuccessful()Z
move-result v2
if-eqz v2, :cond_0
.line 5
sget-object p1, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
const-string v0, "Returning network response: success"
invoke-static {p1, v0}, Landroid/util/Log;->i(Ljava/lang/String;Ljava/lang/String;)I
return-object v1
:cond_0
add-int/lit8 v0, v0, 0x1
const-string v2, "Retry-After"
.line 6
invoke-virtual {v1, v2}, Lokhttp3/Response;->header(Ljava/lang/String;)Ljava/lang/String;
move-result-object v2
if-eqz v2, :cond_1
.line 7
:try_start_1
invoke-static {v2}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
move-result v3
mul-int/lit16 v3, v3, 0x3e8
.line 8
invoke-virtual {v1}, Lokhttp3/Response;->close()V
:try_end_1
.catch Ljava/lang/NumberFormatException; {:try_start_1 .. :try_end_1} :catch_0
move v2, v3
goto :goto_1
.line 9
:catch_0
sget-object v3, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
new-instance v4, Ljava/lang/StringBuilder;
invoke-direct {v4}, Ljava/lang/StringBuilder;-><init>()V
const-string v5, "Could not parse Retry-After header: "
invoke-virtual {v4, v5}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v4, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v4}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v2
invoke-static {v3, v2}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I
const-string v2, "Will proceed with exponential backoff strategy"
.line 10
invoke-static {v3, v2}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I
.line 11
:cond_1
invoke-virtual {v1}, Lokhttp3/Response;->code()I
move-result v2
const/16 v3, 0x1f4
if-lt v2, v3, :cond_2
invoke-virtual {v1}, Lokhttp3/Response;->code()I
move-result v2
const/16 v3, 0x258
if-lt v2, v3, :cond_3
.line 12
:cond_2
invoke-virtual {v1}, Lokhttp3/Response;->code()I
move-result v2
const/16 v3, 0x1ad
if-ne v2, v3, :cond_5
.line 13
:cond_3
invoke-static {v0}, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->calculateBackoff(I)I
move-result v2
.line 14
invoke-virtual {v1}, Lokhttp3/Response;->close()V
:goto_1
const v3, 0x493e0
if-lt v2, v3, :cond_4
.line 15
sget-object p1, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
const-string v0, "Returning network response, retries exhausted"
invoke-static {p1, v0}, Landroid/util/Log;->i(Ljava/lang/String;Ljava/lang/String;)I
return-object v1
:cond_4
move v1, v2
goto :goto_0
.line 16
:cond_5
sget-object p1, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
const-string v0, "Encountered non-retriable error. Returning response"
invoke-static {p1, v0}, Landroid/util/Log;->d(Ljava/lang/String;Ljava/lang/String;)I
return-object v1
:catch_1
move-exception p1
.line 17
sget-object v0, Lcom/amazonaws/mobileconnectors/appsync/retry/RetryInterceptor;->TAG:Ljava/lang/String;
new-instance v1, Ljava/lang/StringBuilder;
invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
const-string v2, "Encountered IO Exception making HTTP call ["
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/Object;)Ljava/lang/StringBuilder;
const-string v2, "]"
invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v1
invoke-static {v0, v1}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;)I
.line 18
throw p1
.end method