我正試圖在newick格式樹上轉換節點,並且無法獲得替換權限。說我有HashMap
:一次傳遞Java多個替換
"(1:" : "(30:"
",1:" : ",30:"
"(30:" : "(6:"
",30:" : ",6:"
和樹:
(30:0.07,(1:0.06,2:0.76))
傳統智慧會建議多replaceAll
,但這帶來了一個問題:
replaceAll("(1:", "(30:") >> (30:0.07,(30:0.06,2:0.76))
replaceAll("(30:", "(6:") >> (6:0.07,(6:0.06,2:0.76))
這裏的問題是我們」已經取代了之前被替換的節點。正確的樹應該是這樣的:
(6:0.07,(30:0.06,2:0.76))
現在我已經做到了這一點在Python:
def multiple_replace(taxa, text):
regex = re.compile("|".join(map(re.escape, taxa.keys())))
return regex.sub(lambda mo: taxa[mo.group(0)], text)
但我有我的Java實現的麻煩:
private String convertTree (String treeOld, HashMap<String, String> conv) {
Pattern pattern = Pattern.compile("\\(\\d+:|,\\d+:");
Matcher matcher = pattern.matcher(treeOld);
StringBuilder sbt = new StringBuilder(treeOld);
while (matcher.find()) {
String replace = conv.get(matcher.group());
System.out.println(matcher.group() + "||" +replace + " || " + matcher.start() + ":"+matcher.end());
sbt.delete(matcher.start(), matcher.end());
sbt.insert(matcher.start(), replace);
}
return treeOld;
}
雖然替換似乎工作,我不能使用不同大小的字符串正確索引(如示例中所示)。有沒有辦法在Java中做到這一點?
比我的嘗試更清潔,非常感謝! – Darkstarone