spring SentenceExtractor 源码
springboot SentenceExtractor 代码
文件路径：/spring-boot-project/spring-boot-tools/spring-boot-configuration-metadata/src/main/java/org/springframework/boot/configurationmetadata/SentenceExtractor.java
/*
* Copyright 2012-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.boot.configurationmetadata;
import java.text.BreakIterator;
import java.util.Arrays;
import java.util.Locale;
import java.util.stream.Collectors;
/**
* Utility to extract the first sentence of a text.
*
* @author Stephane Nicoll
*/
class SentenceExtractor {
String getFirstSentence(String text) {
if (text == null) {
return null;
}
int dot = text.indexOf('.');
if (dot != -1) {
BreakIterator breakIterator = BreakIterator.getSentenceInstance(Locale.US);
breakIterator.setText(text);
String sentence = text.substring(breakIterator.first(), breakIterator.next());
return removeSpaceBetweenLine(sentence.trim());
}
else {
String[] lines = text.split(System.lineSeparator());
return lines[0].trim();
}
}
private String removeSpaceBetweenLine(String text) {
String[] lines = text.split(System.lineSeparator());
return Arrays.stream(lines).map(String::trim).collect(Collectors.joining(" "));
}
}
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- 本文标签： Spring Boot Java Spring
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