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Fix potential JarFileEntries ClassCastException
Update `JarFileEntries` so that the interface is obtained rather than the concrete implementation. This allows `JarEntry` values to be used without causing a ClassCastException. Closes gh-19041
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@ -370,7 +370,7 @@ class JarFileEntries implements CentralDirectoryVisitor, Iterable<JarEntry> {
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int hashCode = AsciiBytes.hashCode(name);
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int index = getFirstIndex(hashCode);
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while (index >= 0 && index < this.size && this.hashCodes[index] == hashCode) {
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CentralDirectoryFileHeader candidate = getEntry(index, CentralDirectoryFileHeader.class, false, null);
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FileHeader candidate = getEntry(index, FileHeader.class, false, null);
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if (candidate.hasName(name, NO_SUFFIX)) {
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return index;
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}
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