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improve the prompt message when enhance failure.

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hengyunabc
2021-04-10 01:09:18 +08:00
parent 2465251d32
commit 8870e16f3a
1 changed files with 17 additions and 4 deletions
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core/src/main/java/com/taobao/arthas/core/command/monitor200/EnhancerCommand.java
+17 -4
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@@ -23,9 +23,14 @@ import com.taobao.arthas.core.util.LogUtil;
import com.taobao.arthas.core.util.SearchUtils;
import com.taobao.arthas.core.util.affect.EnhancerAffect;
import com.taobao.arthas.core.util.matcher.Matcher;
import com.taobao.arthas.core.view.Ansi;
import com.taobao.middleware.cli.annotations.Argument;
import com.taobao.middleware.cli.annotations.Description;
import com.taobao.middleware.cli.annotations.Option;
import com.taobao.text.Color;
import com.taobao.text.Decoration;
import com.taobao.text.ui.LabelElement;
import com.taobao.text.util.RenderUtil;
/**
* @author beiwei30 on 29/11/2016.
@@ -173,11 +178,19 @@ public abstract class EnhancerCommand extends AnnotatedCommand {
// no class effected
// might be method code too large
process.appendResult(new EnhancerModel(effect, false, "No class or method is affected"));
String smCommand = Ansi.ansi().fg(Ansi.Color.GREEN).a("sm CLASS_NAME METHOD_NAME").reset().toString();
String optionsCommand = Ansi.ansi().fg(Ansi.Color.GREEN).a("options unsafe true").reset().toString();
String javaPackage = Ansi.ansi().fg(Ansi.Color.GREEN).a("java.*").reset().toString();
String resetCommand = Ansi.ansi().fg(Ansi.Color.GREEN).a("reset CLASS_NAME").reset().toString();
String logStr = Ansi.ansi().fg(Ansi.Color.GREEN).a(LogUtil.loggingFile()).reset().toString();
String issueStr = Ansi.ansi().fg(Ansi.Color.GREEN).a("https://github.com/alibaba/arthas/issues/47").reset().toString();
String msg = "No class or method is affected, try:\n"
+ "1. sm CLASS_NAME METHOD_NAME to make sure the method you are tracing actually exists (it might be in your parent class).\n"
+ "2. reset CLASS_NAME and try again, your method body might be too large.\n"
+ "3. check arthas log: " + LogUtil.loggingFile() + "\n"
+ "4. visit https://github.com/alibaba/arthas/issues/47 for more details.";
+ "1. Execute `" + smCommand + "` to make sure the method you are tracing actually exists (it might be in your parent class).\n"
+ "2. Execute `" + optionsCommand + "`, if you want to enhance the classes under the `" + javaPackage + "` package.\n"
+ "3. Execute `" + resetCommand + "` and try again, your method body might be too large.\n"
+ "4. Check arthas log: " + logStr + "\n"
+ "5. Visit " + issueStr + " for more details.";
process.end(-1, msg);
return;
}