Format nit.

Project: http://git-wip-us.apache.org/repos/asf/logging-log4j2/repo
Commit: http://git-wip-us.apache.org/repos/asf/logging-log4j2/commit/9de31401
Tree: http://git-wip-us.apache.org/repos/asf/logging-log4j2/tree/9de31401
Diff: http://git-wip-us.apache.org/repos/asf/logging-log4j2/diff/9de31401

Branch: refs/heads/master
Commit: 9de3140145cb4cfffa790ef40dae504cfb3a7f96
Parents: 852c944
Author: Matt Sicker <boa...@gmail.com>
Authored: Sun Feb 28 21:22:10 2016 -0600
Committer: Matt Sicker <boa...@gmail.com>
Committed: Sun Feb 28 21:22:10 2016 -0600

----------------------------------------------------------------------
 .../log4j/core/pattern/NdcPatternConverter.java | 52 ++++++++++----------
 1 file changed, 25 insertions(+), 27 deletions(-)
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http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/9de31401/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/NdcPatternConverter.java
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diff --git 
a/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/NdcPatternConverter.java
 
b/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/NdcPatternConverter.java
index 9a3b972..916f107 100644
--- 
a/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/NdcPatternConverter.java
+++ 
b/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/NdcPatternConverter.java
@@ -24,35 +24,33 @@ import org.apache.logging.log4j.core.config.plugins.Plugin;
  * Returns the event's NDC in a StringBuilder.
  */
 @Plugin(name = "NdcPatternConverter", category = PatternConverter.CATEGORY)
-@ConverterKeys({ "x", "NDC" })
+@ConverterKeys({"x", "NDC"})
 public final class NdcPatternConverter extends LogEventPatternConverter {
-  /**
-   *   Singleton.
-   */
-  private static final NdcPatternConverter INSTANCE =
-    new NdcPatternConverter();
+    /**
+     * Singleton.
+     */
+    private static final NdcPatternConverter INSTANCE =
+        new NdcPatternConverter();
 
-  /**
-   * Private constructor.
-   */
-  private NdcPatternConverter() {
-    super("NDC", "ndc");
-  }
+    /**
+     * Private constructor.
+     */
+    private NdcPatternConverter() {
+        super("NDC", "ndc");
+    }
 
-  /**
-   * Obtains an instance of NdcPatternConverter.
-   * @param options options, may be null.
-   * @return instance of NdcPatternConverter.
-   */
-  public static NdcPatternConverter newInstance(final String[] options) {
-    return INSTANCE;
-  }
+    /**
+     * Obtains an instance of NdcPatternConverter.
+     *
+     * @param options options, may be null.
+     * @return instance of NdcPatternConverter.
+     */
+    public static NdcPatternConverter newInstance(final String[] options) {
+        return INSTANCE;
+    }
 
-  /**
-   * {@inheritDoc}
-   */
-  @Override
-public void format(final LogEvent event, final StringBuilder toAppendTo) {
-    toAppendTo.append(event.getContextStack());
-  }
+    @Override
+    public void format(final LogEvent event, final StringBuilder toAppendTo) {
+        toAppendTo.append(event.getContextStack());
+    }
 }

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