1 files changed, 27 insertions, 0 deletions
diff --git a/src/main/java/org/junit/internal/management/FakeThreadMXBean.java b/src/main/java/org/junit/internal/management/FakeThreadMXBean.java
new file mode 100644
index 0000000..893f2e3
--- /dev/null
+++ b/src/main/java/org/junit/internal/management/FakeThreadMXBean.java
@@ -0,0 +1,27 @@
+package org.junit.internal.management;
+
+/**
+ * No-op implementation of ThreadMXBean when the platform doesn't provide it.
+ */
+final class FakeThreadMXBean implements ThreadMXBean {
+
+  /**
+   * {@inheritDoc}
+   *
+   * <p>Always throws an {@link UnsupportedOperationException}
+   */
+  public long getThreadCpuTime(long id) {
+    throw new UnsupportedOperationException();
+  }
+
+  /**
+   * {@inheritDoc}
+   *
+   * <p>Always returns false.
+   */
+  public boolean isThreadCpuTimeSupported() {
+    return false;
+  }
+
+}
+