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[Enhancement] Trim whitespace in encoder values for Content-Encoding #546

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Merged
merged 1 commit into from
Sep 16, 2024
Merged

[Enhancement] Trim whitespace in encoder values for Content-Encoding #546

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4 changes: 2 additions & 2 deletions modules/core-module/src/main/java/org/simplejavamail/api/email/ContentTransferEncoding.java
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Original file line number Diff line number Diff line change
Expand Up @@ -32,10 +32,10 @@ public enum ContentTransferEncoding {

public static ContentTransferEncoding byEncoder(@NotNull final String encoder) {
try {
return ContentTransferEncoding.valueOf(encoder.replaceAll("-", "_").toUpperCase());
return ContentTransferEncoding.valueOf(encoder.trim().replaceAll("-", "_").toUpperCase());
} catch (IllegalArgumentException e) {
return Arrays.stream(values())
.filter(c -> c.encoder.equalsIgnoreCase(encoder.replaceAll("_", "-")))
.filter(c -> c.encoder.equalsIgnoreCase(encoder.trim().replaceAll("_", "-")))
.findFirst()
.orElseThrow(() -> new IllegalArgumentException("unknown content transfer encoder: " + encoder));
}
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1 change: 1 addition & 0 deletions ...ple-java-mail/src/test/java/org/simplejavamail/api/email/ContentTransferEncodingTest.java
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Expand Up @@ -13,6 +13,7 @@ public void byEncoder() {
assertThat(ContentTransferEncoding.byEncoder("B")).isEqualTo(ContentTransferEncoding.B);
assertThat(ContentTransferEncoding.byEncoder("b")).isEqualTo(ContentTransferEncoding.B);
assertThat(ContentTransferEncoding.byEncoder("8bit")).isEqualTo(ContentTransferEncoding.BIT8);
assertThat(ContentTransferEncoding.byEncoder("7bit ")).isEqualTo(ContentTransferEncoding.BIT7);
assertThat(ContentTransferEncoding.byEncoder("x-uuencode")).isEqualTo(ContentTransferEncoding.X_UU);
assertThat(ContentTransferEncoding.byEncoder("x_uuencode")).isEqualTo(ContentTransferEncoding.X_UU);
assertThat(ContentTransferEncoding.byEncoder("QUOTED-PRINTABLE")).isEqualTo(ContentTransferEncoding.QUOTED_PRINTABLE);
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