[GitHub] [spark] cloud-fan commented on a change in pull request #24025: [SPARK-27106][SQL] merge CaseInsensitiveStringMap and DataSourceOptions

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cloud-fan commented on a change in pull request #24025: [SPARK-27106][SQL] merge CaseInsensitiveStringMap and DataSourceOptions
URL: https://github.com/apache/spark/pull/24025#discussion_r263824907
 
 

 ##########
 File path: sql/catalyst/src/main/java/org/apache/spark/sql/util/CaseInsensitiveStringMap.java
 ##########
 @@ -107,4 +112,40 @@ public void clear() {
   public Set<Map.Entry<String, String>> entrySet() {
     return delegate.entrySet();
   }
+
+  /**
+   * Returns the boolean value to which the specified key is mapped,
+   * or defaultValue if there is no mapping for the key. The key match is case-insensitive
+   */
+  public boolean getBoolean(String key, boolean defaultValue) {
 
 Review comment:
   These 4 methods are from `DataSourceOptions`, which are pretty general and useful.

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