plugins/maven/src/main/java/org/jetbrains/idea/maven/dom/converters/MavenArtifactCoordinatesVersionConverter.java

/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * 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.jetbrains.idea.maven.dom.converters;

import com.intellij.openapi.util.text.StringUtil;
import com.intellij.util.xml.ConvertContext;
import org.jetbrains.idea.maven.indices.MavenProjectIndicesManager;
import org.jetbrains.idea.maven.model.MavenId;

import java.util.Collections;
import java.util.Set;
import java.util.regex.Pattern;

public class MavenArtifactCoordinatesVersionConverter extends MavenArtifactCoordinatesConverter {

  private static final Pattern MAGIC_VERSION_PATTERN = Pattern.compile("\\s*(?:LATEST|RELEASE|[(\\[].*|.*-20\\d{6}\\.[0-2]\\d{5}-\\d+)\\s*");

  @Override
  protected boolean doIsValid(MavenId id, MavenProjectIndicesManager manager, ConvertContext context) {
    if (StringUtil.isEmpty(id.getGroupId())
        || StringUtil.isEmpty(id.getArtifactId())
        || StringUtil.isEmpty(id.getVersion())) {
      return false;
    }
    if (MAGIC_VERSION_PATTERN.matcher(id.getVersion()).matches()) return true; // todo handle ranges more sensibly
    return manager.hasVersion(id.getGroupId(), id.getArtifactId(), id.getVersion());
  }

  @Override
  protected Set<String> doGetVariants(MavenId id, MavenProjectIndicesManager manager) {
    // Do nothing. Completion variants are generated by MavenVersionCompletionContributor.
    return Collections.emptySet();
  }
}