chibenwa commented on a change in pull request #479:
URL: https://github.com/apache/james-project/pull/479#discussion_r647356405
##########
File path:
server/data/data-jmap/src/main/java/org/apache/james/jmap/api/model/Preview.java
##########
@@ -88,15 +89,30 @@ public static Preview from(String value) {
}
public static Preview compute(String textBody) {
+ int previewOffsetEstimate = estimatePreviewOffset(textBody,
MAX_LENGTH);
+ String previewPart = textBody.substring(0, previewOffsetEstimate);
return Preview.from(
truncateToMaxLength(
- StringUtils.normalizeSpace(textBody)));
+ StringUtils.normalizeSpace(previewPart)));
}
private static String truncateToMaxLength(String body) {
return StringUtils.left(body, MAX_LENGTH);
}
+ private static int estimatePreviewOffset(String body, int charCount) {
+ AtomicInteger position = new AtomicInteger(0);
+
+ body.chars()
+ .mapToObj(i -> (char) i)
Review comment:
I must admit I hesitated with a loop version. Cleaner, agreed!
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