From 9effe1630d97039b3e01cd9b58ed07e75be1d63c Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Mon, 25 Feb 2013 08:40:30 -0500
Subject: [PATCH] Merge pull request #75 from thefake/master
---
src/com/gitblit/utils/ArrayUtils.java | 38 ++++++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/src/com/gitblit/utils/ArrayUtils.java b/src/com/gitblit/utils/ArrayUtils.java
index 635d27a..6583467 100644
--- a/src/com/gitblit/utils/ArrayUtils.java
+++ b/src/com/gitblit/utils/ArrayUtils.java
@@ -15,7 +15,9 @@
*/
package com.gitblit.utils;
+import java.util.ArrayList;
import java.util.Collection;
+import java.util.List;
/**
@@ -26,6 +28,14 @@
*/
public class ArrayUtils {
+ public static boolean isEmpty(byte [] array) {
+ return array == null || array.length == 0;
+ }
+
+ public static boolean isEmpty(char [] array) {
+ return array == null || array.length == 0;
+ }
+
public static boolean isEmpty(Object [] array) {
return array == null || array.length == 0;
}
@@ -33,4 +43,32 @@
public static boolean isEmpty(Collection<?> collection) {
return collection == null || collection.size() == 0;
}
+
+ public static String toString(Collection<?> collection) {
+ if (isEmpty(collection)) {
+ return "";
+ }
+ StringBuilder sb = new StringBuilder();
+ for (Object o : collection) {
+ sb.append(o.toString()).append(", ");
+ }
+ // trim trailing comma-space
+ sb.setLength(sb.length() - 2);
+ return sb.toString();
+ }
+
+ public static Collection<String> fromString(String value) {
+ if (StringUtils.isEmpty(value)) {
+ value = "";
+ }
+ List<String> list = new ArrayList<String>();
+ String [] values = value.split(",|;");
+ for (String v : values) {
+ String string = v.trim();
+ if (!StringUtils.isEmpty(string)) {
+ list.add(string);
+ }
+ }
+ return list;
+ }
}
--
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