1 files changed, 25 insertions, 0 deletions
diff --git a/mobile/android/services/src/main/java/org/mozilla/gecko/background/common/log/writers/ThreadLocalTagLogWriter.java b/mobile/android/services/src/main/java/org/mozilla/gecko/background/common/log/writers/ThreadLocalTagLogWriter.java
new file mode 100644
index 000000000..0c83504a0
--- /dev/null
+++ b/mobile/android/services/src/main/java/org/mozilla/gecko/background/common/log/writers/ThreadLocalTagLogWriter.java
@@ -0,0 +1,25 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.background.common.log.writers;
+
+/**
+ * Log with a single global tag… but that tag can be different for each thread.
+ *
+ * Takes a @link{ThreadLocal} as a constructor parameter.
+ */
+public class ThreadLocalTagLogWriter extends TagLogWriter {
+
+  private final ThreadLocal<String> tag;
+
+  public ThreadLocalTagLogWriter(ThreadLocal<String> tag, LogWriter inner) {
+    super(inner);
+    this.tag = tag;
+  }
+
+  @Override
+  protected String getMainTag() {
+    return this.tag.get();
+  }
+}