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- /*
- * Copyright (c) 2006-2017 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
- * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
- * OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
- package com.dmdirc.commandparser.aliases;
-
- import com.dmdirc.util.io.yaml.BaseYamlStore;
-
- import java.nio.file.Path;
- import java.util.HashMap;
- import java.util.HashSet;
- import java.util.Map;
- import java.util.Optional;
- import java.util.Set;
-
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
-
- import static com.dmdirc.util.io.yaml.YamlReaderUtils.asMap;
- import static com.dmdirc.util.io.yaml.YamlReaderUtils.requiredString;
-
- /**
- * Store that reads and writes aliases from a YAML file on disk.
- * <p>
- * Aliases are written as a list of maps:
- * <pre><code>
- * ---
- * - name: quit
- * min_arguments: 0
- * substitution: exit $1-
- * </code></pre>
- */
- public class YamlAliasStore extends BaseYamlStore<Alias> implements AliasStore {
-
- private static final Logger LOG = LoggerFactory.getLogger(YamlAliasStore.class);
-
- /** The path to the file to read and write aliases in. */
- private final Path path;
- /** The factory to use to create aliases. */
- private final AliasFactory factory;
-
- /**
- * Creates a new YAML alias store.
- *
- * @param path The path to the YAML file to read and write aliases in.
- * @param factory The factory to use to create aliases.
- */
- public YamlAliasStore(final Path path, final AliasFactory factory) {
- this.path = path;
- this.factory = factory;
- }
-
- @Override
- public Set<Alias> readAliases() {
- return new HashSet<>(read(path));
- }
-
- @Override
- public void writeAliases(final Set<Alias> aliases) {
- write(path, aliases);
- }
-
- @Override
- protected Optional<Alias> convertFromYaml(final Object object) {
- try {
- final Map<Object, Object> map = asMap(object);
- final String name = requiredString(map, "name");
- final int minArguments = Integer.parseInt(requiredString(map, "min_arguments"));
- final String substitution = requiredString(map, "substitution");
- return Optional.of(factory.createAlias(name, minArguments, substitution));
- } catch (IllegalArgumentException ex) {
- LOG.info("Unable to read alias", ex);
- return Optional.empty();
- }
- }
-
- @Override
- protected Object convertToYaml(final Alias object) {
- final Map<Object, Object> map = new HashMap<>();
- map.put("name", object.getName());
- map.put("min_arguments", String.valueOf(object.getMinArguments()));
- map.put("substitution", object.getSubstitution());
- return map;
- }
-
- }
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