處理json中影響解析的多餘引號
阿新 • • 發佈:2019-01-09
在xml中,敏感字元是尖括號,在json中,敏感字元是引號,上文中我們介紹瞭如何處理xml中的敏感字元,本文說說如何處理json中的敏感字元。
思路與上文相同,不再贅述。直接上程式碼:
json–>javaBean
@Test
public void test1() {
String json = "{\"id\":\"1\",\"name\":\"紅\"樓\"'夢\",\"price\":\"90\",\"author\":\"曹雪芹\"}";
List<String> tags = new ArrayList<String>();
Pattern pattern = Pattern.compile("\\\"([a-zA-Z0-9]*)\\\":");
Matcher m = pattern.matcher(json);
while (m.find()) {
tags.add(m.group(1));
}
for (int i = 0; i < tags.size(); i++) {
json = json
.replaceAll("\\\"" + tags.get (i) + "\\\"",
"^^" + tags.get(i) + "^^")
.replaceAll(":\\\"", ":^^").replaceAll("\\\",", "^^,");
}
json = json.replaceAll("\\\"}", "^^}").replaceAll("\\\"]", "^^]")
.replaceAll("\"", "~~");
json = json.replace("^^" , "\"");
ObjectMapper mapper = new ObjectMapper();
try {
Book book = mapper.readValue(json, Book.class);
book.setName(book.getName().replace("~~", "\""));
System.out.println("作者:" + book.getAuthor() + "\n書名:"
+ book.getName());
} catch (IOException e) {
e.printStackTrace();
}
}
json–>List
@Test
public void test2() {
String json = "[{\"id\":\"1\",\"name\":\"紅\"樓\"'夢\",\"price\":\"90\",\"author\":\"曹雪芹\"},{\"id\":\"2\",\"name\":\"西遊\"\"記\",\"price\":\"45\",\"author\":\"wuche\"ngen\"}]";
List<String> tags = new ArrayList<String>();
Pattern pattern = Pattern.compile("\\\"([a-zA-Z0-9]*)\\\":");
Matcher m = pattern.matcher(json);
while (m.find()) {
tags.add(m.group(1));
}
for (int i = 0; i < tags.size(); i++) {
json = json
.replaceAll("\\\"" + tags.get(i) + "\\\"",
"^^" + tags.get(i) + "^^")
.replaceAll(":\\\"", ":^^").replaceAll("\\\",", "^^,");
}
json = json.replaceAll("\\\"}", "^^}").replaceAll("\"", "~~");
json = json.replace("^^", "\"");
ObjectMapper mapper = new ObjectMapper();
try {
List<Book> books = mapper.readValue(json,
new TypeReference<ArrayList<Book>>() {
});
for (Book book : books) {
book.setName(book.getName().replace("~~", "\""));
book.setAuthor(book.getAuthor().replace("~~", "\""));
System.out.println("作者:" + book.getAuthor() + "\n書名:"
+ book.getName());
}
} catch (IOException e) {
e.printStackTrace();
}
}
這兩段關於json的處理基本是一致的。