[SPARK-9980] [BUILD] Fix SBT publishLocal error due to invalid characters in doc

Tiny modification to a few comments ```sbt publishLocal``` work again.

Author: Herman van Hovell <hvanhovell@questtec.nl>

Closes #8209 from hvanhovell/SPARK-9980.

5 files changed, 12 insertions, 12 deletions

diff --git a/launcher/src/main/java/org/apache/spark/launcher/Main.java b/launcher/src/main/java/org/apache/spark/launcher/Main.java
index 62492f9baf..a4e3acc674 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/Main.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/Main.java
@@ -32,7 +32,7 @@ class Main {
 
   /**
    * Usage: Main [class] [class args]
-   * <p/>
+   * <p>
    * This CLI works in two different modes:
    * <ul>
    *   <li>"spark-submit": if <i>class</i> is "org.apache.spark.deploy.SparkSubmit", the
@@ -42,7 +42,7 @@ class Main {
    *
    * This class works in tandem with the "bin/spark-class" script on Unix-like systems, and
    * "bin/spark-class2.cmd" batch script on Windows to execute the final command.
-   * <p/>
+   * <p>
    * On Unix-like systems, the output is a list of command arguments, separated by the NULL
    * character. On Windows, the output is a command line suitable for direct execution from the
    * script.
diff --git a/launcher/src/main/java/org/apache/spark/launcher/SparkClassCommandBuilder.java b/launcher/src/main/java/org/apache/spark/launcher/SparkClassCommandBuilder.java
index 5f95e2c74f..931a24cfd4 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/SparkClassCommandBuilder.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/SparkClassCommandBuilder.java
@@ -28,7 +28,7 @@ import static org.apache.spark.launcher.CommandBuilderUtils.*;
 
 /**
  * Command builder for internal Spark classes.
- * <p/>
+ * <p>
  * This class handles building the command to launch all internal Spark classes except for
  * SparkSubmit (which is handled by {@link SparkSubmitCommandBuilder} class.
  */
diff --git a/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java b/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
index 03c9358bc8..57993405e4 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/SparkLauncher.java
@@ -193,7 +193,7 @@ public class SparkLauncher {
    * Adds a no-value argument to the Spark invocation. If the argument is known, this method
    * validates whether the argument is indeed a no-value argument, and throws an exception
    * otherwise.
-   * <p/>
+   * <p>
    * Use this method with caution. It is possible to create an invalid Spark command by passing
    * unknown arguments to this method, since those are allowed for forward compatibility.
    *
@@ -211,10 +211,10 @@ public class SparkLauncher {
    * Adds an argument with a value to the Spark invocation. If the argument name corresponds to
    * a known argument, the code validates that the argument actually expects a value, and throws
    * an exception otherwise.
-   * <p/>
+   * <p>
    * It is safe to add arguments modified by other methods in this class (such as
    * {@link #setMaster(String)} - the last invocation will be the one to take effect.
-   * <p/>
+   * <p>
    * Use this method with caution. It is possible to create an invalid Spark command by passing
    * unknown arguments to this method, since those are allowed for forward compatibility.
    *
diff --git a/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitCommandBuilder.java b/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitCommandBuilder.java
index 4f354cedee..fc87814a59 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitCommandBuilder.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitCommandBuilder.java
@@ -25,11 +25,11 @@ import static org.apache.spark.launcher.CommandBuilderUtils.*;
 
 /**
  * Special command builder for handling a CLI invocation of SparkSubmit.
- * <p/>
+ * <p>
  * This builder adds command line parsing compatible with SparkSubmit. It handles setting
  * driver-side options and special parsing behavior needed for the special-casing certain internal
  * Spark applications.
- * <p/>
+ * <p>
  * This class has also some special features to aid launching pyspark.
  */
 class SparkSubmitCommandBuilder extends AbstractCommandBuilder {
diff --git a/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitOptionParser.java b/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitOptionParser.java
index 5779eb3fc0..6767cc5079 100644
--- a/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitOptionParser.java
+++ b/launcher/src/main/java/org/apache/spark/launcher/SparkSubmitOptionParser.java
@@ -23,7 +23,7 @@ import java.util.regex.Pattern;
 
 /**
  * Parser for spark-submit command line options.
- * <p/>
+ * <p>
  * This class encapsulates the parsing code for spark-submit command line options, so that there
  * is a single list of options that needs to be maintained (well, sort of, but it makes it harder
  * to break things).
@@ -80,10 +80,10 @@ class SparkSubmitOptionParser {
    * This is the canonical list of spark-submit options. Each entry in the array contains the
    * different aliases for the same option; the first element of each entry is the "official"
    * name of the option, passed to {@link #handle(String, String)}.
-   * <p/>
+   * <p>
    * Options not listed here nor in the "switch" list below will result in a call to
    * {@link $#handleUnknown(String)}.
-   * <p/>
+   * <p>
    * These two arrays are visible for tests.
    */
   final String[][] opts = {
@@ -130,7 +130,7 @@ class SparkSubmitOptionParser {
 
   /**
    * Parse a list of spark-submit command line options.
-   * <p/>
+   * <p>
    * See SparkSubmitArguments.scala for a more formal description of available options.
    *
    * @throws IllegalArgumentException If an error is found during parsing.