SummaryReporter.java

net.minecraft.util.profiling.jfr.SummaryReporter

信息

• 全限定名：net.minecraft.util.profiling.jfr.SummaryReporter
• 类型：public class
• 包：net.minecraft.util.profiling.jfr
• 源码路径：src/main/java/net/minecraft/util/profiling/jfr/SummaryReporter.java
• 起始行号：L15
• 职责：

  TODO

字段/常量

• LOGGER

  • 类型: Logger
  • 修饰符: private static final
  • 源码定位: L16
  • 说明:

    TODO

• onDeregistration

  • 类型: Runnable
  • 修饰符: private final
  • 源码定位: L17
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

protected SummaryReporter(Runnable onDeregistration) @ L19

• 构造器名：SummaryReporter
• 源码定位：L19
• 修饰符：protected

参数:

• onDeregistration: Runnable

说明:

TODO

方法

下面的方法块按源码顺序生成。

public void recordingStopped(Path result) @ L23

• 方法名：recordingStopped
• 源码定位：L23
• 返回类型：void
• 修饰符：public

参数:

• result: Path

说明:

TODO

private static void infoWithFallback(Supplier<String> message) @ L47

• 方法名：infoWithFallback
• 源码定位：L47
• 返回类型：void
• 修饰符：private static

参数:

• message: Supplier

说明:

TODO

private static void warnWithFallback(Supplier<String> message, Throwable t) @ L55

• 方法名：warnWithFallback
• 源码定位：L55
• 返回类型：void
• 修饰符：private static

参数:

• message: Supplier
• t: Throwable

说明:

TODO

代码

public class SummaryReporter {
    private static final Logger LOGGER = LogUtils.getLogger();
    private final Runnable onDeregistration;
 
    protected SummaryReporter(Runnable onDeregistration) {
        this.onDeregistration = onDeregistration;
    }
 
    public void recordingStopped(@Nullable Path result) {
        if (result != null) {
            this.onDeregistration.run();
            infoWithFallback(() -> "Dumped flight recorder profiling to " + result);
 
            JfrStatsResult statsResult;
            try {
                statsResult = JfrStatsParser.parse(result);
            } catch (Throwable var5) {
                warnWithFallback(() -> "Failed to parse JFR recording", var5);
                return;
            }
 
            try {
                infoWithFallback(statsResult::asJson);
                Path jsonReport = result.resolveSibling("jfr-report-" + StringUtils.substringBefore(result.getFileName().toString(), ".jfr") + ".json");
                Files.writeString(jsonReport, statsResult.asJson(), StandardOpenOption.CREATE);
                infoWithFallback(() -> "Dumped recording summary to " + jsonReport);
            } catch (Throwable var4) {
                warnWithFallback(() -> "Failed to output JFR report", var4);
            }
        }
    }
 
    private static void infoWithFallback(Supplier<String> message) {
        if (LogUtils.isLoggerActive()) {
            LOGGER.info(message.get());
        } else {
            Bootstrap.realStdoutPrintln(message.get());
        }
    }
 
    private static void warnWithFallback(Supplier<String> message, Throwable t) {
        if (LogUtils.isLoggerActive()) {
            LOGGER.warn(message.get(), t);
        } else {
            Bootstrap.realStdoutPrintln(message.get());
            t.printStackTrace(Bootstrap.STDOUT);
        }
    }
}

引用的其他类

• Bootstrap

  • 引用位置: 方法调用
  • 关联成员: Bootstrap.realStdoutPrintln()

• JfrStatsParser

  • 引用位置: 方法调用
  • 关联成员: JfrStatsParser.parse()