Avoid jul.Logger on java > 8

Author: Sineaggi

okio/src/jvmMain/java/okio/internal/Logger.java

@@ -0,0 +1,14 @@
+package okio.internal;
+
+public class Logger {
+  private final java.util.logging.Logger logger;
+  private Logger(String name) {
+    this.logger = java.util.logging.Logger.getLogger(name);
+  }
+  public static Logger getLogger(String name) {
+    return new Logger(name);
+  }
+  public void warn(String msg, Throwable e) {
+    logger.log(java.util.logging.Level.WARNING, msg, e);
+  }
+}

okio/src/jvmMain/java9/module-info.java

@@ -1,5 +1,4 @@
 module okio {
-  requires java.logging;
   requires kotlin.stdlib;
 
   exports okio;

okio/src/jvmMain/java9/okio/internal/Logger.java

@@ -0,0 +1,14 @@
+package okio.internal;
+
+public class Logger {
+  private final System.Logger logger;
+  private Logger(String name) {
+    this.logger = System.getLogger(name);
+  }
+  public static Logger getLogger(String name) {
+    return new Logger(name);
+  }
+  public void warn(String msg, Throwable e) {
+    logger.log(System.Logger.Level.WARNING, msg, e);
+  }
+}

okio/src/jvmMain/kotlin/okio/JvmOkio.kt

@@ -32,11 +32,10 @@ import java.nio.file.Files
 import java.nio.file.OpenOption
 import java.nio.file.Path as NioPath
 import java.security.MessageDigest
-import java.util.logging.Level
-import java.util.logging.Logger
 import javax.crypto.Cipher
 import javax.crypto.Mac
 import okio.internal.ResourceFileSystem
+import okio.internal.Logger
 
 /** Returns a sink that writes to `out`. */
 fun OutputStream.sink(): Sink = OutputStreamSink(this, Timeout())
@@ -154,12 +153,12 @@ private class SocketAsyncTimeout(private val socket: Socket) : AsyncTimeout() {
     try {
       socket.close()
     } catch (e: Exception) {
-      logger.log(Level.WARNING, "Failed to close timed out socket $socket", e)
+      logger.warn("Failed to close timed out socket $socket", e)
     } catch (e: AssertionError) {
       if (e.isAndroidGetsocknameError) {
         // Catch this exception due to a Firmware issue up to android 4.2.2
         // https://code.google.com/p/android/issues/detail?id=54072
-        logger.log(Level.WARNING, "Failed to close timed out socket $socket", e)
+        logger.warn("Failed to close timed out socket $socket", e)
       } else {
         throw e
       }