NioServer.smali

.class public Lorg/bitcoinj/net/NioServer;
.super Lcom/google/common/util/concurrent/a;
.source "NioServer.java"


# static fields
.field private static final log:Lorg/slf4j/Logger;


# instance fields
.field private final connectionFactory:Lorg/bitcoinj/net/StreamConnectionFactory;

.field private final sc:Ljava/nio/channels/ServerSocketChannel;

.field final selector:Ljava/nio/channels/Selector;


# direct methods
.method static constructor <clinit>()V
    .registers 1

    .prologue
    .line 35
    const-class v0, Lorg/bitcoinj/net/NioServer;

    invoke-static {v0}, Lorg/slf4j/LoggerFactory;->getLogger(Ljava/lang/Class;)Lorg/slf4j/Logger;

    move-result-object v0

    sput-object v0, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    return-void
.end method

.method public constructor <init>(Lorg/bitcoinj/net/StreamConnectionFactory;Ljava/net/InetSocketAddress;)V
    .registers 6

    .prologue
    .line 69
    invoke-direct {p0}, Lcom/google/common/util/concurrent/a;-><init>()V

    .line 70
    iput-object p1, p0, Lorg/bitcoinj/net/NioServer;->connectionFactory:Lorg/bitcoinj/net/StreamConnectionFactory;

    .line 72
    invoke-static {}, Ljava/nio/channels/ServerSocketChannel;->open()Ljava/nio/channels/ServerSocketChannel;

    move-result-object v0

    iput-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    .line 73
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    const/4 v1, 0x0

    invoke-virtual {v0, v1}, Ljava/nio/channels/ServerSocketChannel;->configureBlocking(Z)Ljava/nio/channels/SelectableChannel;

    .line 74
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    invoke-virtual {v0}, Ljava/nio/channels/ServerSocketChannel;->socket()Ljava/net/ServerSocket;

    move-result-object v0

    invoke-virtual {v0, p2}, Ljava/net/ServerSocket;->bind(Ljava/net/SocketAddress;)V

    .line 75
    invoke-static {}, Ljava/nio/channels/spi/SelectorProvider;->provider()Ljava/nio/channels/spi/SelectorProvider;

    move-result-object v0

    invoke-virtual {v0}, Ljava/nio/channels/spi/SelectorProvider;->openSelector()Ljava/nio/channels/spi/AbstractSelector;

    move-result-object v0

    iput-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    .line 76
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    iget-object v1, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    const/16 v2, 0x10

    invoke-virtual {v0, v1, v2}, Ljava/nio/channels/ServerSocketChannel;->register(Ljava/nio/channels/Selector;I)Ljava/nio/channels/SelectionKey;

    .line 77
    return-void
.end method

.method private handleKey(Ljava/nio/channels/Selector;Ljava/nio/channels/SelectionKey;)V
    .registers 7

    .prologue
    .line 44
    invoke-virtual {p2}, Ljava/nio/channels/SelectionKey;->isValid()Z

    move-result v0

    if-eqz v0, :cond_43

    invoke-virtual {p2}, Ljava/nio/channels/SelectionKey;->isAcceptable()Z

    move-result v0

    if-eqz v0, :cond_43

    .line 46
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    invoke-virtual {v0}, Ljava/nio/channels/ServerSocketChannel;->accept()Ljava/nio/channels/SocketChannel;

    move-result-object v0

    .line 47
    const/4 v1, 0x0

    invoke-virtual {v0, v1}, Ljava/nio/channels/SocketChannel;->configureBlocking(Z)Ljava/nio/channels/SelectableChannel;

    .line 48
    const/4 v1, 0x1

    invoke-virtual {v0, p1, v1}, Ljava/nio/channels/SocketChannel;->register(Ljava/nio/channels/Selector;I)Ljava/nio/channels/SelectionKey;

    move-result-object v1

    .line 50
    :try_start_1b
    new-instance v0, Lorg/bitcoinj/net/ConnectionHandler;

    iget-object v2, p0, Lorg/bitcoinj/net/NioServer;->connectionFactory:Lorg/bitcoinj/net/StreamConnectionFactory;

    invoke-direct {v0, v2, v1}, Lorg/bitcoinj/net/ConnectionHandler;-><init>(Lorg/bitcoinj/net/StreamConnectionFactory;Ljava/nio/channels/SelectionKey;)V

    .line 51
    invoke-virtual {v1, v0}, Ljava/nio/channels/SelectionKey;->attach(Ljava/lang/Object;)Ljava/lang/Object;

    .line 52
    iget-object v0, v0, Lorg/bitcoinj/net/ConnectionHandler;->connection:Lorg/bitcoinj/net/StreamConnection;

    invoke-interface {v0}, Lorg/bitcoinj/net/StreamConnection;->connectionOpened()V
    :try_end_2a
    .catch Ljava/io/IOException; {:try_start_1b .. :try_end_2a} :catch_2b

    .line 61
    :goto_2a
    return-void

    .line 53
    :catch_2b
    move-exception v0

    .line 55
    sget-object v2, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v3, "Error handling new connection"

    invoke-static {v0}, Lcom/google/common/base/v;->getRootCause(Ljava/lang/Throwable;)Ljava/lang/Throwable;

    move-result-object v0

    invoke-virtual {v0}, Ljava/lang/Throwable;->getMessage()Ljava/lang/String;

    move-result-object v0

    invoke-interface {v2, v3, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Object;)V

    .line 56
    invoke-virtual {v1}, Ljava/nio/channels/SelectionKey;->channel()Ljava/nio/channels/SelectableChannel;

    move-result-object v0

    invoke-virtual {v0}, Ljava/nio/channels/SelectableChannel;->close()V

    goto :goto_2a

    .line 59
    :cond_43
    invoke-static {p2}, Lorg/bitcoinj/net/ConnectionHandler;->handleKey(Ljava/nio/channels/SelectionKey;)V

    goto :goto_2a
.end method


# virtual methods
.method protected run()V
    .registers 7

    .prologue
    .line 82
    :cond_0
    :try_start_0
    invoke-virtual {p0}, Lorg/bitcoinj/net/NioServer;->isRunning()Z

    move-result v0

    if-eqz v0, :cond_61

    .line 83
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->select()I

    .line 85
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->selectedKeys()Ljava/util/Set;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/Set;->iterator()Ljava/util/Iterator;

    move-result-object v1

    .line 86
    :goto_15
    invoke-interface {v1}, Ljava/util/Iterator;->hasNext()Z

    move-result v0

    if-eqz v0, :cond_0

    .line 87
    invoke-interface {v1}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/nio/channels/SelectionKey;

    .line 88
    invoke-interface {v1}, Ljava/util/Iterator;->remove()V

    .line 90
    iget-object v2, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-direct {p0, v2, v0}, Lorg/bitcoinj/net/NioServer;->handleKey(Ljava/nio/channels/Selector;Ljava/nio/channels/SelectionKey;)V
    :try_end_29
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_29} :catch_2a
    .catchall {:try_start_0 .. :try_end_29} :catchall_dc

    goto :goto_15

    .line 93
    :catch_2a
    move-exception v0

    .line 94
    :try_start_2b
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v2, "Error trying to open/read from connection: {}"

    invoke-interface {v1, v2, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V
    :try_end_32
    .catchall {:try_start_2b .. :try_end_32} :catchall_dc

    .line 97
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->keys()Ljava/util/Set;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/Set;->iterator()Ljava/util/Iterator;

    move-result-object v2

    :goto_3c
    invoke-interface {v2}, Ljava/util/Iterator;->hasNext()Z

    move-result v0

    if-eqz v0, :cond_bf

    invoke-interface {v2}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/nio/channels/SelectionKey;

    .line 99
    :try_start_48
    invoke-virtual {v0}, Ljava/nio/channels/SelectionKey;->channel()Ljava/nio/channels/SelectableChannel;

    move-result-object v1

    invoke-virtual {v1}, Ljava/nio/channels/SelectableChannel;->close()V
    :try_end_4f
    .catch Ljava/io/IOException; {:try_start_48 .. :try_end_4f} :catch_b6

    .line 104
    :goto_4f
    :try_start_4f
    invoke-virtual {v0}, Ljava/nio/channels/SelectionKey;->cancel()V

    .line 105
    iget-object v1, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-direct {p0, v1, v0}, Lorg/bitcoinj/net/NioServer;->handleKey(Ljava/nio/channels/Selector;Ljava/nio/channels/SelectionKey;)V
    :try_end_57
    .catch Ljava/io/IOException; {:try_start_4f .. :try_end_57} :catch_58

    goto :goto_3c

    .line 106
    :catch_58
    move-exception v0

    .line 107
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v3, "Error closing selection key"

    invoke-interface {v1, v3, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_3c

    .line 97
    :cond_61
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->keys()Ljava/util/Set;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/Set;->iterator()Ljava/util/Iterator;

    move-result-object v2

    :goto_6b
    invoke-interface {v2}, Ljava/util/Iterator;->hasNext()Z

    move-result v0

    if-eqz v0, :cond_99

    invoke-interface {v2}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/nio/channels/SelectionKey;

    .line 99
    :try_start_77
    invoke-virtual {v0}, Ljava/nio/channels/SelectionKey;->channel()Ljava/nio/channels/SelectableChannel;

    move-result-object v1

    invoke-virtual {v1}, Ljava/nio/channels/SelectableChannel;->close()V
    :try_end_7e
    .catch Ljava/io/IOException; {:try_start_77 .. :try_end_7e} :catch_90

    .line 104
    :goto_7e
    :try_start_7e
    invoke-virtual {v0}, Ljava/nio/channels/SelectionKey;->cancel()V

    .line 105
    iget-object v1, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-direct {p0, v1, v0}, Lorg/bitcoinj/net/NioServer;->handleKey(Ljava/nio/channels/Selector;Ljava/nio/channels/SelectionKey;)V
    :try_end_86
    .catch Ljava/io/IOException; {:try_start_7e .. :try_end_86} :catch_87

    goto :goto_6b

    .line 106
    :catch_87
    move-exception v0

    .line 107
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v3, "Error closing selection key"

    invoke-interface {v1, v3, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_6b

    .line 100
    :catch_90
    move-exception v1

    .line 101
    sget-object v3, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v4, "Error closing channel"

    invoke-interface {v3, v4, v1}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_7e

    .line 111
    :cond_99
    :try_start_99
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->close()V
    :try_end_9e
    .catch Ljava/io/IOException; {:try_start_99 .. :try_end_9e} :catch_a4

    .line 116
    :goto_9e
    :try_start_9e
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    invoke-virtual {v0}, Ljava/nio/channels/ServerSocketChannel;->close()V
    :try_end_a3
    .catch Ljava/io/IOException; {:try_start_9e .. :try_end_a3} :catch_ad

    .line 120
    :goto_a3
    return-void

    .line 112
    :catch_a4
    move-exception v0

    .line 113
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v2, "Error closing server selector"

    invoke-interface {v1, v2, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_9e

    .line 117
    :catch_ad
    move-exception v0

    .line 118
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v2, "Error closing server channel"

    invoke-interface {v1, v2, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_a3

    .line 100
    :catch_b6
    move-exception v1

    .line 101
    sget-object v3, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v4, "Error closing channel"

    invoke-interface {v3, v4, v1}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_4f

    .line 111
    :cond_bf
    :try_start_bf
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->close()V
    :try_end_c4
    .catch Ljava/io/IOException; {:try_start_bf .. :try_end_c4} :catch_d3

    .line 116
    :goto_c4
    :try_start_c4
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    invoke-virtual {v0}, Ljava/nio/channels/ServerSocketChannel;->close()V
    :try_end_c9
    .catch Ljava/io/IOException; {:try_start_c4 .. :try_end_c9} :catch_ca

    goto :goto_a3

    .line 117
    :catch_ca
    move-exception v0

    .line 118
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v2, "Error closing server channel"

    invoke-interface {v1, v2, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_a3

    .line 112
    :catch_d3
    move-exception v0

    .line 113
    sget-object v1, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v2, "Error closing server selector"

    invoke-interface {v1, v2, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_c4

    .line 97
    :catchall_dc
    move-exception v0

    move-object v1, v0

    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->keys()Ljava/util/Set;

    move-result-object v0

    invoke-interface {v0}, Ljava/util/Set;->iterator()Ljava/util/Iterator;

    move-result-object v3

    :goto_e8
    invoke-interface {v3}, Ljava/util/Iterator;->hasNext()Z

    move-result v0

    if-eqz v0, :cond_116

    invoke-interface {v3}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/nio/channels/SelectionKey;

    .line 99
    :try_start_f4
    invoke-virtual {v0}, Ljava/nio/channels/SelectionKey;->channel()Ljava/nio/channels/SelectableChannel;

    move-result-object v2

    invoke-virtual {v2}, Ljava/nio/channels/SelectableChannel;->close()V
    :try_end_fb
    .catch Ljava/io/IOException; {:try_start_f4 .. :try_end_fb} :catch_10d

    .line 104
    :goto_fb
    :try_start_fb
    invoke-virtual {v0}, Ljava/nio/channels/SelectionKey;->cancel()V

    .line 105
    iget-object v2, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-direct {p0, v2, v0}, Lorg/bitcoinj/net/NioServer;->handleKey(Ljava/nio/channels/Selector;Ljava/nio/channels/SelectionKey;)V
    :try_end_103
    .catch Ljava/io/IOException; {:try_start_fb .. :try_end_103} :catch_104

    goto :goto_e8

    .line 106
    :catch_104
    move-exception v0

    .line 107
    sget-object v2, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v4, "Error closing selection key"

    invoke-interface {v2, v4, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_e8

    .line 100
    :catch_10d
    move-exception v2

    .line 101
    sget-object v4, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v5, "Error closing channel"

    invoke-interface {v4, v5, v2}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_fb

    .line 111
    :cond_116
    :try_start_116
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->close()V
    :try_end_11b
    .catch Ljava/io/IOException; {:try_start_116 .. :try_end_11b} :catch_121

    .line 116
    :goto_11b
    :try_start_11b
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->sc:Ljava/nio/channels/ServerSocketChannel;

    invoke-virtual {v0}, Ljava/nio/channels/ServerSocketChannel;->close()V
    :try_end_120
    .catch Ljava/io/IOException; {:try_start_11b .. :try_end_120} :catch_12a

    .line 119
    :goto_120
    throw v1

    .line 112
    :catch_121
    move-exception v0

    .line 113
    sget-object v2, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v3, "Error closing server selector"

    invoke-interface {v2, v3, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_11b

    .line 117
    :catch_12a
    move-exception v0

    .line 118
    sget-object v2, Lorg/bitcoinj/net/NioServer;->log:Lorg/slf4j/Logger;

    const-string v3, "Error closing server channel"

    invoke-interface {v2, v3, v0}, Lorg/slf4j/Logger;->error(Ljava/lang/String;Ljava/lang/Throwable;)V

    goto :goto_120
.end method

.method public triggerShutdown()V
    .registers 2

    .prologue
    .line 131
    iget-object v0, p0, Lorg/bitcoinj/net/NioServer;->selector:Ljava/nio/channels/Selector;

    invoke-virtual {v0}, Ljava/nio/channels/Selector;->wakeup()Ljava/nio/channels/Selector;

    .line 132
    return-void
.end method