2 * rhynodge - HttpQueryFilter.java - Copyright © 2013 David Roden
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 package net.pterodactylus.rhynodge.filters;
20 import static com.google.common.base.Preconditions.*;
22 import net.pterodactylus.rhynodge.Filter;
23 import net.pterodactylus.rhynodge.State;
24 import net.pterodactylus.rhynodge.queries.HttpQuery;
25 import net.pterodactylus.rhynodge.states.HttpState;
26 import net.pterodactylus.rhynodge.states.StringState;
29 * {@link Filter} implementation that uses the {@link StringState#value() value}
30 * of a {@link StringState} as a URL for {@link HttpQuery}, turning it into an
33 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
35 public class HttpQueryFilter implements Filter {
38 public State filter(State state) {
39 checkArgument(state instanceof StringState, "state must be a String state");
41 StringState stringState = (StringState) state;
42 String url = stringState.value();
44 HttpQuery query = new HttpQuery(url);