仍然保持简明扼要,并避免可能调整结果列表的大小。
private static List<String> breakStringInChunks(final String text, final int chunkSize) { final int numChunks = 0 == (text.length() % chunkSize) ? text.length() / chunkSize : 1 + (text.length() / chunkSize); final List<String> chunks = new ArrayList<String>(numChunks); for (int startIndex = 0; startIndex < text.length(); startIndex += chunkSize) { final int endIndex = Math.min(text.length(), startIndex + chunkSize); chunks.add(text.substring(startIndex, endIndex)); } return chunks;}
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