[debugger] print more details in exceptions from helper methods

GitOrigin-RevId: bf8b4d2067df69762614b98720f88dea046fed6f

java/java-runtime/src/com/intellij/rt/debugger/ExceptionDebugHelper.java

@@ -0,0 +1,17 @@
+// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package com.intellij.rt.debugger;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+public final class ExceptionDebugHelper {
+  public static String getThrowableText(Throwable t) {
+    StringWriter writer = new StringWriter();
+    t.printStackTrace(new PrintWriter(writer));
+    return writer.getBuffer().toString();
+  }
+
+  public static int getCurrentThreadStackDepth() {
+    return Thread.currentThread().getStackTrace().length;
+  }
+}