/*
* Copyright 2011 the original author or authors.
*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.gradle.api.internal.artifacts.dsl;
import org.gradle.api.IllegalDependencyNotation;
import org.gradle.api.InvalidUserDataException;
import org.gradle.api.artifacts.ModuleVersionSelector;
import org.gradle.internal.typeconversion.*;
import java.util.Collection;
import java.util.Set;
import static org.gradle.api.internal.artifacts.DefaultModuleVersionSelector.newSelector;
public class ModuleVersionSelectorParsers {
public static NotationParser<Object, Set<ModuleVersionSelector>> multiParser() {
return builder().toFlatteningComposite();
}
public static NotationParser<Object, ModuleVersionSelector> parser() {
return builder().toComposite();
}
private static NotationParserBuilder<ModuleVersionSelector> builder() {
return NotationParserBuilder
.toType(ModuleVersionSelector.class)
.fromCharSequence(new StringParser())
.parser(new MapParser());
}
static class MapParser extends MapNotationParser<ModuleVersionSelector> {
@Override
public void describe(Collection<String> candidateFormats) {
candidateFormats.add("Maps, e.g. [group: 'org.gradle', name:'gradle-core', version: '1.0'].");
}
protected ModuleVersionSelector parseMap(@MapKey("group") String group, @MapKey("name") String name, @MapKey("version") String version) {
return newSelector(group, name, version);
}
}
static class StringParser implements NotationConverter<String, ModuleVersionSelector> {
public void describe(Collection<String> candidateFormats) {
candidateFormats.add("String or CharSequence values, e.g. 'org.gradle:gradle-core:1.0'.");
}
public void convert(String notation, NotationConvertResult<? super ModuleVersionSelector> result) throws TypeConversionException {
ParsedModuleStringNotation parsed;
try {
parsed = new ParsedModuleStringNotation(notation, null);
} catch (IllegalDependencyNotation e) {
throw new InvalidUserDataException(
"Invalid format: '" + notation + "'. The correct notation is a 3-part group:name:version notation, "
+ "e.g: 'org.gradle:gradle-core:1.0'");
}
if (parsed.getGroup() == null || parsed.getName() == null || parsed.getVersion() == null) {
throw new InvalidUserDataException(
"Invalid format: '" + notation + "'. Group, name and version cannot be empty. Correct example: "
+ "'org.gradle:gradle-core:1.0'");
}
result.converted(newSelector(parsed.getGroup(), parsed.getName(), parsed.getVersion()));
}
}
}