截断超出的内容

public String SetSummary(String summary) {


String result = "暂无可预览内容";
if (summary != null && summary.length() > 100) {
result = summary.substring(0, 100) + "...";
} else if (summary != null && summary.length() <= 100) {
result = summary;
} else {
result = "暂无可预览内容";
}
return result;
}