protected PatternExpr copy() {
List<PatternExpr> newPatterns = new ArrayList<PatternExpr>(patterns.size());
for (PatternExpr p : patterns) {
newPatterns.add(p.copy());
}
return new AndPatternExpr(newPatterns);
}
protected PatternExpr getSequencePatternExpr(String name, boolean copy) {
Object obj = variables.get(name);
if (obj != null) {
if (obj instanceof PatternExpr) {
PatternExpr pe = (PatternExpr) obj;
return (copy) ? pe.copy() : pe;
} else if (obj instanceof NodePattern) {
return new NodePatternExpr((NodePattern) obj);
} else if (obj instanceof String) {
try {
return parser.parseSequence(this, (String) obj);
} catch (Exception pex) {
throw new RuntimeException("Error parsing " + obj + " to sequence pattern", pex);
}
} else {
throw new Error("Invalid sequence pattern variable class: " + obj.getClass());
}
}
return null;
}
protected PatternExpr copy() {
return new RepeatPatternExpr(pattern.copy(), minMatch, maxMatch, greedyMatch);
}
protected PatternExpr copy() {
return new GroupPatternExpr(pattern.copy(), capture);
}
