JvmProfiler.java

net.minecraft.util.profiling.jfr.JvmProfiler

信息

• 全限定名：net.minecraft.util.profiling.jfr.JvmProfiler
• 类型：public interface
• 包：net.minecraft.util.profiling.jfr
• 源码路径：src/main/java/net/minecraft/util/profiling/jfr/JvmProfiler.java
• 起始行号：L20
• 职责：

  TODO

字段/常量

• INSTANCE
  • 类型: JvmProfiler
  • 修饰符: package-private
  • 源码定位: L21
  • 说明:

    TODO

内部类/嵌套类型

• net.minecraft.util.profiling.jfr.JvmProfiler.NoOpProfiler
  • 类型: class
  • 修饰符: public static
  • 源码定位: L51
  • 说明:

    TODO

构造器

• 无

方法

下面的方法块按源码顺序生成。

boolean start(Environment environment) @ L25

• 方法名：start
• 源码定位：L25
• 返回类型：boolean
• 修饰符：package-private

参数:

• environment: Environment

说明:

TODO

Path stop() @ L27

• 方法名：stop
• 源码定位：L27
• 返回类型：Path
• 修饰符：package-private

参数:

• 无

说明:

TODO

boolean isRunning() @ L29

• 方法名：isRunning
• 源码定位：L29
• 返回类型：boolean
• 修饰符：package-private

参数:

• 无

说明:

TODO

boolean isAvailable() @ L31

• 方法名：isAvailable
• 源码定位：L31
• 返回类型：boolean
• 修饰符：package-private

参数:

• 无

说明:

TODO

void onServerTick(float averageTickTime) @ L33

• 方法名：onServerTick
• 源码定位：L33
• 返回类型：void
• 修饰符：package-private

参数:

• averageTickTime: float

说明:

TODO

void onClientTick(int fps) @ L35

• 方法名：onClientTick
• 源码定位：L35
• 返回类型：void
• 修饰符：package-private

参数:

• fps: int

说明:

TODO

void onPacketReceived(ConnectionProtocol protocol, PacketType<?> packetId, SocketAddress remoteAddress, int readableBytes) @ L37

• 方法名：onPacketReceived
• 源码定位：L37
• 返回类型：void
• 修饰符：package-private

参数:

• protocol: ConnectionProtocol
• packetId: PacketType<?>
• remoteAddress: SocketAddress
• readableBytes: int

说明:

TODO

void onPacketSent(ConnectionProtocol protocol, PacketType<?> packetId, SocketAddress remoteAddress, int writtenBytes) @ L39

• 方法名：onPacketSent
• 源码定位：L39
• 返回类型：void
• 修饰符：package-private

参数:

• protocol: ConnectionProtocol
• packetId: PacketType<?>
• remoteAddress: SocketAddress
• writtenBytes: int

说明:

TODO

void onRegionFileRead(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int readBytes) @ L41

• 方法名：onRegionFileRead
• 源码定位：L41
• 返回类型：void
• 修饰符：package-private

参数:

• info: RegionStorageInfo
• pos: ChunkPos
• version: RegionFileVersion
• readBytes: int

说明:

TODO

void onRegionFileWrite(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int writtenBytes) @ L43

• 方法名：onRegionFileWrite
• 源码定位：L43
• 返回类型：void
• 修饰符：package-private

参数:

• info: RegionStorageInfo
• pos: ChunkPos
• version: RegionFileVersion
• writtenBytes: int

说明:

TODO

ProfiledDuration onWorldLoadedStarted() @ L45

• 方法名：onWorldLoadedStarted
• 源码定位：L45
• 返回类型：ProfiledDuration
• 修饰符：package-private

参数:

• 无

说明:

TODO

ProfiledDuration onChunkGenerate(ChunkPos pos, ResourceKey<Level> dimension, String name) @ L47

• 方法名：onChunkGenerate
• 源码定位：L47
• 返回类型：ProfiledDuration
• 修饰符：package-private

参数:

• pos: ChunkPos
• dimension: ResourceKey
• name: String

说明:

TODO

ProfiledDuration onStructureGenerate(ChunkPos sourceChunkPos, ResourceKey<Level> dimension, Holder<Structure> structure) @ L49

• 方法名：onStructureGenerate
• 源码定位：L49
• 返回类型：ProfiledDuration
• 修饰符：package-private

参数:

• sourceChunkPos: ChunkPos
• dimension: ResourceKey
• structure: Holder

说明:

TODO

代码

public interface JvmProfiler {
    JvmProfiler INSTANCE = (JvmProfiler)(Runtime.class.getModule().getLayer().findModule("jdk.jfr").isPresent() && FlightRecorder.isAvailable()
        ? JfrProfiler.getInstance()
        : new JvmProfiler.NoOpProfiler());
 
    boolean start(Environment environment);
 
    Path stop();
 
    boolean isRunning();
 
    boolean isAvailable();
 
    void onServerTick(float averageTickTime);
 
    void onClientTick(int fps);
 
    void onPacketReceived(final ConnectionProtocol protocol, final PacketType<?> packetId, final SocketAddress remoteAddress, final int readableBytes);
 
    void onPacketSent(final ConnectionProtocol protocol, final PacketType<?> packetId, final SocketAddress remoteAddress, final int writtenBytes);
 
    void onRegionFileRead(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int readBytes);
 
    void onRegionFileWrite(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int writtenBytes);
 
    @Nullable ProfiledDuration onWorldLoadedStarted();
 
    @Nullable ProfiledDuration onChunkGenerate(ChunkPos pos, ResourceKey<Level> dimension, String name);
 
    @Nullable ProfiledDuration onStructureGenerate(ChunkPos sourceChunkPos, ResourceKey<Level> dimension, Holder<Structure> structure);
 
    public static class NoOpProfiler implements JvmProfiler {
        private static final Logger LOGGER = LogUtils.getLogger();
        static final ProfiledDuration noOpCommit = ignored -> {};
 
        @Override
        public boolean start(Environment environment) {
            LOGGER.warn("Attempted to start Flight Recorder, but it's not supported on this JVM");
            return false;
        }
 
        @Override
        public Path stop() {
            throw new IllegalStateException("Attempted to stop Flight Recorder, but it's not supported on this JVM");
        }
 
        @Override
        public boolean isRunning() {
            return false;
        }
 
        @Override
        public boolean isAvailable() {
            return false;
        }
 
        @Override
        public void onPacketReceived(ConnectionProtocol protocol, PacketType<?> packetId, SocketAddress remoteAddress, int readableBytes) {
        }
 
        @Override
        public void onPacketSent(ConnectionProtocol protocol, PacketType<?> packetId, SocketAddress remoteAddress, int writtenBytes) {
        }
 
        @Override
        public void onRegionFileRead(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int readBytes) {
        }
 
        @Override
        public void onRegionFileWrite(RegionStorageInfo info, ChunkPos pos, RegionFileVersion version, int writtenBytes) {
        }
 
        @Override
        public void onServerTick(float averageTickTime) {
        }
 
        @Override
        public void onClientTick(int fps) {
        }
 
        @Override
        public ProfiledDuration onWorldLoadedStarted() {
            return noOpCommit;
        }
 
        @Override
        public @Nullable ProfiledDuration onChunkGenerate(ChunkPos pos, ResourceKey<Level> dimension, String name) {
            return null;
        }
 
        @Override
        public ProfiledDuration onStructureGenerate(ChunkPos sourceChunkPos, ResourceKey<Level> dimension, Holder<Structure> structure) {
            return noOpCommit;
        }
    }
}

引用的其他类

• Holder

  • 引用位置: 参数

• ConnectionProtocol

  • 引用位置: 参数

• PacketType

  • 引用位置: 参数

• ResourceKey

  • 引用位置: 参数

• Environment

  • 引用位置: 参数

• JfrProfiler

  • 引用位置: 方法调用
  • 关联成员: JfrProfiler.getInstance()

• ProfiledDuration

  • 引用位置: 返回值

• ChunkPos

  • 引用位置: 参数

• Level

  • 引用位置: 参数

• RegionFileVersion

  • 引用位置: 参数

• RegionStorageInfo

  • 引用位置: 参数

• Structure

  • 引用位置: 参数