本文整理了Java中org.jsoup.helper.Validate.notEmpty()方法的一些代码示例，展示了Validate.notEmpty()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Validate.notEmpty()方法的具体详情如下：
包路径：org.jsoup.helper.Validate
类名称：Validate
方法名：notEmpty

Validate.notEmpty介绍

[英]Validates that the string is not empty
[中]验证字符串是否为空

代码示例

代码示例来源：origin: org.jsoup/jsoup

@Override
public Connection.KeyVal contentType(String contentType) {
  Validate.notEmpty(contentType);
  this.contentType = contentType;
  return this;
}

代码示例来源：origin: org.jsoup/jsoup

public KeyVal key(String key) {
  Validate.notEmpty(key, "Data key must not be empty");
  this.key = key;
  return this;
}

代码示例来源：origin: org.jsoup/jsoup

public T removeCookie(String name) {
  Validate.notEmpty(name, "Cookie name must not be empty");
  cookies.remove(name);
  return (T) this;
}

代码示例来源：origin: org.jsoup/jsoup

public boolean hasHeader(String name) {
  Validate.notEmpty(name, "Header name must not be empty");
  return getHeadersCaseInsensitive(name).size() != 0;
}

代码示例来源：origin: org.jsoup/jsoup

public AttributeStarting(String keyPrefix) {
  Validate.notEmpty(keyPrefix);
  this.keyPrefix = lowerCase(keyPrefix);
}

代码示例来源：origin: org.jsoup/jsoup

@Override
public List<String> headers(String name) {
  Validate.notEmpty(name);
  return getHeadersCaseInsensitive(name);
}

代码示例来源：origin: org.jsoup/jsoup

public T removeHeader(String name) {
  Validate.notEmpty(name, "Header name must not be empty");
  Map.Entry<String, List<String>> entry = scanHeaders(name); // remove is case insensitive too
  if (entry != null)
    headers.remove(entry.getKey()); // ensures correct case
  return (T) this;
}

代码示例来源：origin: org.jsoup/jsoup

public T cookie(String name, String value) {
  Validate.notEmpty(name, "Cookie name must not be empty");
  Validate.notNull(value, "Cookie value must not be null");
  cookies.put(name, value);
  return (T) this;
}

代码示例来源：origin: org.jsoup/jsoup

public AttributeKeyPair(String key, String value) {
    Validate.notEmpty(key);
    Validate.notEmpty(value);
    this.key = normalize(key);
    if (value.startsWith("\"") && value.endsWith("\"")
        || value.startsWith("'") && value.endsWith("'")) {
      value = value.substring(1, value.length()-1);
    }
    this.value = normalize(value);
  }
}

代码示例来源：origin: org.jsoup/jsoup

private void byClass() {
  String className = tq.consumeCssIdentifier();
  Validate.notEmpty(className);
  evals.add(new Evaluator.Class(className.trim()));
}

代码示例来源：origin: org.jsoup/jsoup

/**
 * Find elements that have an attribute name starting with the supplied prefix. Use {@code data-} to find elements
 * that have HTML5 datasets.
 * @param keyPrefix name prefix of the attribute e.g. {@code data-}
 * @return elements that have attribute names that start with with the prefix, empty if none.
 */
public Elements getElementsByAttributeStarting(String keyPrefix) {
  Validate.notEmpty(keyPrefix);
  keyPrefix = keyPrefix.trim();
  return Collector.collect(new Evaluator.AttributeStarting(keyPrefix), this);
}

代码示例来源：origin: org.jsoup/jsoup

/**
 * Find the first element that matches the query.
 * @param cssQuery CSS selector
 * @param root root element to descend into
 * @return the matching element, or <b>null</b> if none.
 */
public static Element selectFirst(String cssQuery, Element root) {
  Validate.notEmpty(cssQuery);
  return Collector.findFirst(QueryParser.parse(cssQuery), root);
}

代码示例来源：origin: org.jsoup/jsoup

private void matches(boolean own) {
  tq.consume(own ? ":matchesOwn" : ":matches");
  String regex = tq.chompBalanced('(', ')'); // don't unescape, as regex bits will be escaped
  Validate.notEmpty(regex, ":matches(regex) query must not be empty");
  if (own)
    evals.add(new Evaluator.MatchesOwn(Pattern.compile(regex)));
  else
    evals.add(new Evaluator.Matches(Pattern.compile(regex)));
}

代码示例来源：origin: org.jsoup/jsoup

public Connection.KeyVal data(String key) {
  Validate.notEmpty(key, "Data key must not be empty");
  for (Connection.KeyVal keyVal : request().data()) {
    if (keyVal.key().equals(key))
      return keyVal;
  }
  return null;
}

代码示例来源：origin: org.jsoup/jsoup

private void not() {
    tq.consume(":not");
    String subQuery = tq.chompBalanced('(', ')');
    Validate.notEmpty(subQuery, ":not(selector) subselect must not be empty");

    evals.add(new StructuralEvaluator.Not(parse(subQuery)));
  }
}

代码示例来源：origin: org.jsoup/jsoup

/**
 * Finds elements, including and recursively under this element, with the specified tag name.
 * @param tagName The tag name to search for (case insensitively).
 * @return a matching unmodifiable list of elements. Will be empty if this element and none of its children match.
 */
public Elements getElementsByTag(String tagName) {
  Validate.notEmpty(tagName);
  tagName = normalize(tagName);
  return Collector.collect(new Evaluator.Tag(tagName), this);
}

代码示例来源：origin: org.jsoup/jsoup

private void has() {
  tq.consume(":has");
  String subQuery = tq.chompBalanced('(', ')');
  Validate.notEmpty(subQuery, ":has(el) subselect must not be empty");
  evals.add(new StructuralEvaluator.Has(parse(subQuery)));
}

代码示例来源：origin: org.jsoup/jsoup

private void contains(boolean own) {
  tq.consume(own ? ":containsOwn" : ":contains");
  String searchText = TokenQueue.unescape(tq.chompBalanced('(', ')'));
  Validate.notEmpty(searchText, ":contains(text) query must not be empty");
  if (own)
    evals.add(new Evaluator.ContainsOwnText(searchText));
  else
    evals.add(new Evaluator.ContainsText(searchText));
}

代码示例来源：origin: org.jsoup/jsoup

private void containsData() {
  tq.consume(":containsData");
  String searchText = TokenQueue.unescape(tq.chompBalanced('(', ')'));
  Validate.notEmpty(searchText, ":containsData(text) query must not be empty");
  evals.add(new Evaluator.ContainsData(searchText));
}

代码示例来源：origin: org.jsoup/jsoup

public Connection data(String... keyvals) {
  Validate.notNull(keyvals, "Data key value pairs must not be null");
  Validate.isTrue(keyvals.length %2 == 0, "Must supply an even number of key value pairs");
  for (int i = 0; i < keyvals.length; i += 2) {
    String key = keyvals[i];
    String value = keyvals[i+1];
    Validate.notEmpty(key, "Data key must not be empty");
    Validate.notNull(value, "Data value must not be null");
    req.data(KeyVal.create(key, value));
  }
  return this;
}