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fix epe

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This commit is contained in:
Looly 2023-12-26 00:38:39 +08:00
parent 8fe4eebe43
commit 34f0655a59
2 changed files with 10 additions and 1 deletions
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2
hutool-core/src/main/java/org/dromara/hutool/core/text/StrJoiner.java
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@ -379,7 +379,7 @@ public class StrJoiner implements Appendable, Serializable {
* @since 5.7.22 * @since 5.7.22
*/ */
public int length() { public int length() {
return (this.appendable != null ? this.appendable.toString().length() + suffix.length() : return (this.appendable != null ? this.appendable.toString().length() + StrUtil.length(suffix) :
null == this.emptyResult ? -1 : emptyResult.length()); null == this.emptyResult ? -1 : emptyResult.length());
} }

9
hutool-core/src/test/java/org/dromara/hutool/core/text/StrJoinerTest.java
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@ -111,4 +111,13 @@ public class StrJoinerTest {
final StrJoiner merge = joiner1.merge(joiner2); final StrJoiner merge = joiner1.merge(joiner2);
Assertions.assertEquals("[123,456,789]", merge.toString()); Assertions.assertEquals("[123,456,789]", merge.toString());
} }
@Test
void issue3444Test() {
final StrJoiner strJoinerEmpty = StrJoiner.of(",");
Assertions.assertEquals(0, strJoinerEmpty.length());
final StrJoiner strJoinerWithContent = StrJoiner.of(",").append("haha");
Assertions.assertEquals(4, strJoinerWithContent.length());
}
} }