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