private void byAttribute() { TokenQueue cq = new TokenQueue(tq.chompBalanced('[', ']')); // content queue String key = cq.consumeToAny(AttributeEvals); // eq, not, start, end, contain, match, (no val) Validate.notEmpty(key); cq.consumeWhitespace(); if (cq.isEmpty()) { if (key.startsWith("^")) evals.add(new Evaluator.AttributeStarting(key.substring(1))); else evals.add(new Evaluator.Attribute(key)); } else { if (cq.matchChomp("=")) evals.add(new Evaluator.AttributeWithValue(key, cq.remainder())); else if (cq.matchChomp("!=")) evals.add(new Evaluator.AttributeWithValueNot(key, cq.remainder())); else if (cq.matchChomp("^=")) evals.add(new Evaluator.AttributeWithValueStarting(key, cq.remainder())); else if (cq.matchChomp("$=")) evals.add(new Evaluator.AttributeWithValueEnding(key, cq.remainder())); else if (cq.matchChomp("*=")) evals.add(new Evaluator.AttributeWithValueContaining(key, cq.remainder())); else if (cq.matchChomp("~=")) evals.add(new Evaluator.AttributeWithValueMatching(key, Pattern.compile(cq.remainder()))); else throw new Selector.SelectorParseException("Could not parse attribute query '%s': unexpected token at '%s'", query, cq.remainder()); } }
evaluator = new XEvaluators.HasAnyAttribute(); } else { evaluator = new Evaluator.Attribute(key);
evaluator = new XEvaluators.HasAnyAttribute(); } else { evaluator = new Evaluator.Attribute(key);
/** * Find elements that have a named attribute set. Case insensitive. * * @param key name of the attribute, e.g. {@code href} * @return elements that have this attribute, empty if none */ public Elements getElementsByAttribute(String key) { Validate.notEmpty(key); key = key.trim(); return Collector.collect(new Evaluator.Attribute(key), this); }