本文整理匯總了Java中org.apache.commons.lang3.StringUtils.substring方法的典型用法代碼示例。如果您正苦於以下問題:Java StringUtils.substring方法的具體用法?Java StringUtils.substring怎麽用?Java StringUtils.substring使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.commons.lang3.StringUtils
的用法示例。
在下文中一共展示了StringUtils.substring方法的15個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: validateSign
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
* 一個簡單的簽名認證,規則:
* 1. 將請求參數按ascii碼排序
* 2. 拚接為a=value&b=value...這樣的字符串(不包含sign)
* 3. 混合密鑰(secret)進行md5獲得簽名,與請求的簽名進行比較
*/
private boolean validateSign(HttpServletRequest request) {
String requestSign = request.getParameter("sign");//獲得請求簽名,如sign=19e907700db7ad91318424a97c54ed57
if (StringUtils.isEmpty(requestSign)) {
return false;
}
List<String> keys = new ArrayList<String>(request.getParameterMap().keySet());
keys.remove("sign");//排除sign參數
Collections.sort(keys);//排序
StringBuilder sb = new StringBuilder();
for (String key : keys) {
sb.append(key).append("=").append(request.getParameter(key)).append("&");//拚接字符串
}
String linkString = sb.toString();
linkString = StringUtils.substring(linkString, 0, linkString.length() - 1);//去除最後一個'&'
String secret = "Potato";//密鑰,自己修改
String sign = DigestUtils.md5Hex(linkString + secret);//混合密鑰md5
return StringUtils.equals(sign, requestSign);//比較
}
示例2: getResponseFileName
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
* 從響應消息的Content-Disposition頭中獲得文件名。
*
* @param headers
* @return 如果不是文件則返回null
*/
private static String getResponseFileName(Header[] headers) {
String filename = null;
if (headers == null) {
return null;
}
for (Header header : headers) {
if (StringUtils.equalsIgnoreCase(header.getName(), "Content-Disposition")) {
String value = header.getValue();
String key = "filename=";
int keyLength = key.length();
int position = StringUtils.indexOfIgnoreCase(header.getValue(), key);
if (position > -1) {
filename = StringUtils.substring(value, position + keyLength);
}
break;
}
}
return filename;
}
示例3: extractUsername
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
* Extracts the username from the specified DN. If the username cannot be extracted because the CN is in an unrecognized format, the entire CN is returned. If the CN cannot be extracted because
* the DN is in an unrecognized format, the entire DN is returned.
*
* @param dn the dn to extract the username from
* @return the exatracted username
*/
public static String extractUsername(String dn) {
String username = dn;
// ensure the dn is specified
if (StringUtils.isNotBlank(dn)) {
// determine the separate
final String separator = StringUtils.indexOfIgnoreCase(dn, "/cn=") > 0 ? "/" : ",";
// attempt to locate the cd
final String cnPattern = "cn=";
final int cnIndex = StringUtils.indexOfIgnoreCase(dn, cnPattern);
if (cnIndex >= 0) {
int separatorIndex = StringUtils.indexOf(dn, separator, cnIndex);
if (separatorIndex > 0) {
username = StringUtils.substring(dn, cnIndex + cnPattern.length(), separatorIndex);
} else {
username = StringUtils.substring(dn, cnIndex + cnPattern.length());
}
}
}
return username;
}
示例4: validateSign
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
/**
* 一個簡單的簽名認證,規則:
* 1. 將請求參數按ascii碼排序
* 2. 拚接為a=value&b=value...這樣的字符串(不包含sign)
* 3. 混合密鑰(secret)進行md5獲得簽名,與請求的簽名進行比較
*/
private boolean validateSign(HttpServletRequest request) {
String requestSign = request.getParameter("sign");//獲得請求簽名,如sign=19e907700db7ad91318424a97c54ed57
if (StringUtils.isEmpty(requestSign)) {
return false;
}
List<String> keys = new ArrayList<String>(request.getParameterMap().keySet());
keys.remove("sign"); //排除sign參數
Collections.sort(keys); //排序
StringBuilder sb = new StringBuilder();
for (String key : keys) {
sb.append(key).append("=").append(request.getParameter(key)).append("&");//拚接字符串
}
String linkString = sb.toString();
linkString = StringUtils.substring(linkString, 0, linkString.length() - 1);//去除最後一個'&'
String secret = "Potato"; //密鑰,自己修改
String sign = DigestUtils.md5Hex(linkString + secret);//混合密鑰md5
return StringUtils.equals(sign, requestSign);//比較
}
示例5: relativize
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public static String relativize(String root, final String path) {
if(StringUtils.isBlank(root)) {
return path;
}
if(!StringUtils.equals(root, String.valueOf(Path.DELIMITER))) {
root = root + String.valueOf(Path.DELIMITER);
}
if(StringUtils.contains(path, root)) {
return StringUtils.substring(path, path.indexOf(root) + root.length());
}
return path;
}
示例6: RequestIdManager
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public RequestIdManager(String serviceId) {
if (serviceId == null) {
serviceIdTag = "9999";
}
if (serviceId.length() > SERVICE_ID_TAG_LENGTH) {
serviceIdTag = StringUtils
.substring(serviceId, serviceId.length() - SERVICE_ID_TAG_LENGTH, serviceId.length() - 1);
} else {
serviceIdTag = StringUtils.leftPad(serviceId, SERVICE_ID_TAG_LENGTH, '0');
}
}
示例7: parse
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public static void parse(String js) {
if (StringUtils.isBlank(js)) {
return;
}
String str = StringUtils.substring(js, js.indexOf("'") + 1, js.lastIndexOf("'"));
String[] arr = str.split("@");
Map<String, List<Station>> result = Arrays.stream(arr).filter(s -> StringUtils.isNotBlank(s)).map(s -> {
String[] stations = s.split("\\|");
return new Station(stations[0], stations[1], stations[2], stations[3]);
}).collect(Collectors.groupingBy(station -> station.getName()));
stationMaps = result;
}
示例8: determineQualifier
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public static String determineQualifier(RiskClass riskClass, Sensitivity sensitivity) {
String qualifier = sensitivity.getQualifier();
if (RiskClass.FX.equals(riskClass)) {
String ccy1 = StringUtils.substring(qualifier, 0, 3);
String ccy2 = StringUtils.substring(qualifier, 3, 6);
qualifier = Arrays.asList(ccy1, ccy2).stream().sorted().reduce((s1, s2) -> {
return s1 + s2;
}).get();
}
return qualifier;
}
示例9: relativize
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
@Override
public String relativize(final String base, final String name) {
final String parent = PathNormalizer.parent(base, Path.DELIMITER);
if(name.startsWith(parent)) {
return StringUtils.substring(name, parent.length() + 1);
}
else {
return String.format("..%s%s", Path.DELIMITER, this.relativize(parent, name));
}
}
示例10: unquote
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
private String unquote(String str) {
if (isQuoted(str)) {
return StringUtils.substring(str, 1, -1);
} else {
return str;
}
}
示例11: extractVariableName
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
private String extractVariableName(String path, int start, int end, Set<String> variables) {
String substring = StringUtils.substring(path, start, end);
String stripped = StringUtils.strip(substring, "{}");
String variable = StringUtils.substringBefore(stripped, ":");
variables.add(variable);
return String.format("${%s}", variable);
}
示例12: formatPostcode
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public static String formatPostcode(String postcode) {
String formattedPostcode = StringUtils.deleteWhitespace(postcode.toUpperCase());
if ((formattedPostcode.length() >= 5) && (formattedPostcode.length() <= 7)) {
formattedPostcode =
StringUtils.substring(formattedPostcode, 0, formattedPostcode.length() - 3)
+ " "
+ StringUtils.substring(formattedPostcode, formattedPostcode.length() - 3);
}
return formattedPostcode;
}
示例13: slugifyTitle
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
private String slugifyTitle(String title) {
return StringUtils.substring(slugify.slugify(title), 0, 20);
}
示例14: generateSummary
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public static String generateSummary(String content) {
String summary = StringEscapeUtils.escapeXml(content);
summary = StringUtils.substring(summary, 0, 50);
return summary;
}
示例15: fixAliasForBean
import org.apache.commons.lang3.StringUtils; //導入方法依賴的package包/類
public String fixAliasForBean(String alias) {
if (alias.startsWith("\"") && alias.endsWith("\"")) {
return StringUtils.substring(alias, 1, -1);
}
return alias;
}