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* ------------------------------------------------------------------------- *
* Licensed under the Apache License, Version 2.0 (the "License"); *
* you may not use this file except in compliance with the License. *
* You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
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* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
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package net.ion.rosetta;
/**
* Sequentially runs an array of {@link Parser} objects and collects the return values in an array.
*
* @author Ben Yu
*/
final class ArrayParser extends Parser<Object[]> {
private final Parser<?>[] parsers;
ArrayParser(Parser<?>[] parsers) {
this.parsers = parsers;
}
@Override
boolean apply(ParseContext ctxt) {
Object[] ret = new Object[parsers.length];
for (int i = 0; i < parsers.length; i++) {
Parser<?> parser = parsers[i];
if (!parser.run(ctxt))
return false;
ret[i] = parser.getReturn(ctxt);
}
ctxt.result = ret;
return true;
}
@Override
public String toString() {
return "array";
}
}