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Make StringSequence.isEmpty() public

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Make `StringSequence.isEmpty()` public for compatibility with JDK 15.

Closes gh-23440
This commit is contained in:
Phillip Webb 2020-09-21 22:26:20 -07:00
parent be00bbcf41
commit 4945806d84
2 changed files with 6 additions and 1 deletions
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6
spring-boot-project/spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/jar/StringSequence.java
View File

@ -72,7 +72,11 @@ final class StringSequence implements CharSequence {
return new StringSequence(this.source, subSequenceStart, subSequenceEnd);
}
boolean isEmpty() {
/**
* Returns {@code true} if the sequence is empty. Public to be compatible with JDK 15.
* @return {@code true} if {@link #length()} is {@code 0}, otherwise {@code false}
*/
public boolean isEmpty() {
return length() == 0;
}

1
src/checkstyle/checkstyle-suppressions.xml
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@ -42,4 +42,5 @@
<suppress files="SampleJUnitVintageApplicationTests" checks="SpringJUnit5" />
<suppress files="[\\/]spring-boot-docs[\\/]" checks="SpringJavadoc" message="\@since" />
<suppress files="[\\/]spring-boot-smoke-tests[\\/]" checks="SpringJavadoc" message="\@since" />
<suppress files="StringSequence" checks="SpringMethodVisibility"/>
</suppressions>