1 files changed, 38 insertions, 0 deletions
diff --git a/vespalog/src/main/java/com/yahoo/log/LevelController.java b/vespalog/src/main/java/com/yahoo/log/LevelController.java
new file mode 100644
index 00000000000..d0220ca4105
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+++ b/vespalog/src/main/java/com/yahoo/log/LevelController.java
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+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+/**
+ * This is the interface for controlling the log level of a
+ * component logger.  This hides the actual controlling
+ * mechanism.
+ *
+ * @author arnej27959
+ *
+ */
+
+/**
+ * @author arnej27959
+ **/
+package com.yahoo.log;
+
+import java.util.logging.Level;
+
+public interface LevelController {
+
+    /**
+     * should we actually publish a log message with the given Level now?
+     **/
+    public boolean shouldLog(Level level);
+
+    /**
+     * return a string suitable for printing in a logctl file.
+     * the string must be be 4 * 8 characters, where each group
+     * of 4 characters is either "  ON" or " OFF".
+     **/
+    public String getOnOffString();
+
+    /**
+     * check the current state of logging and reflect it into the
+     * associated Logger instance, if available.
+     **/
+    public void checkBack();
+    public Level getLevelLimit();
+}