(commons-beanutils) 12/32: Use String.join()

[ggregory]

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ggregory pushed a commit to branch 1.X
in repository https://gitbox.apache.org/repos/asf/commons-beanutils.git

commit a704af983f61cb7dc9c260ea9417563f5063adc9
Author: Gary Gregory <garydgreg...@gmail.com>
AuthorDate: Sun Aug 18 08:42:33 2024 -0400

    Use String.join()
---
 .../apache/commons/beanutils/converters/DateTimeConverter.java | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git 
a/src/main/java/org/apache/commons/beanutils/converters/DateTimeConverter.java 
b/src/main/java/org/apache/commons/beanutils/converters/DateTimeConverter.java
index f6486cf7..18adcb09 100644
--- 
a/src/main/java/org/apache/commons/beanutils/converters/DateTimeConverter.java
+++ 
b/src/main/java/org/apache/commons/beanutils/converters/DateTimeConverter.java
@@ -435,14 +435,8 @@ public abstract class DateTimeConverter extends 
AbstractConverter {
     public void setPatterns(final String[] patterns) {
         this.patterns = patterns;
         if (patterns != null && patterns.length > 1) {
-            final StringBuilder buffer = new StringBuilder();
-            for (int i = 0; i < patterns.length; i++) {
-                if (i > 0) {
-                    buffer.append(", ");
-                }
-                buffer.append(patterns[i]);
-            }
-            displayPatterns = buffer.toString();
+            final String buffer = String.join(", ", patterns);
+            displayPatterns = buffer;
         }
         setUseLocaleFormat(true);
     }