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Added ? wildcard to suppress warnings. 

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@4200 50f2f4bb-b051-0410-bef5-90022cba6387
This commit is contained in:
Sam Brannen 2011-04-09 13:29:59 +00:00
parent 5d0c5f7698
commit 077328ea32
1 changed files with 4 additions and 4 deletions
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8
org.springframework.core/src/main/java/org/springframework/util/StringUtils.java
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@ -1064,12 +1064,12 @@ public abstract class StringUtils {
* @param suffix the String to end each element with * @param suffix the String to end each element with
* @return the delimited String * @return the delimited String
*/ */
public static String collectionToDelimitedString(Collection coll, String delim, String prefix, String suffix) { public static String collectionToDelimitedString(Collection<?> coll, String delim, String prefix, String suffix) {
if (CollectionUtils.isEmpty(coll)) { if (CollectionUtils.isEmpty(coll)) {
return ""; return "";
} }
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
Iterator it = coll.iterator(); Iterator<?> it = coll.iterator();
while (it.hasNext()) { while (it.hasNext()) {
sb.append(prefix).append(it.next()).append(suffix); sb.append(prefix).append(it.next()).append(suffix);
if (it.hasNext()) { if (it.hasNext()) {
@ -1086,7 +1086,7 @@ public abstract class StringUtils {
* @param delim the delimiter to use (probably a ",") * @param delim the delimiter to use (probably a ",")
* @return the delimited String * @return the delimited String
*/ */
public static String collectionToDelimitedString(Collection coll, String delim) { public static String collectionToDelimitedString(Collection<?> coll, String delim) {
return collectionToDelimitedString(coll, delim, "", ""); return collectionToDelimitedString(coll, delim, "", "");
} }
@ -1096,7 +1096,7 @@ public abstract class StringUtils {
* @param coll the Collection to display * @param coll the Collection to display
* @return the delimited String * @return the delimited String
*/ */
public static String collectionToCommaDelimitedString(Collection coll) { public static String collectionToCommaDelimitedString(Collection<?> coll) {
return collectionToDelimitedString(coll, ","); return collectionToDelimitedString(coll, ",");
} }