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phive - Philip Helger Integrative Validation Engine API
There is a newer version: 10.0.2
/*
 * Copyright (C) 2014-2024 Philip Helger (www.helger.com)
 * philip[at]helger[dot]com
 *
 * 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 com.helger.phive.api.diver;

import java.time.OffsetDateTime;
import java.util.Set;
import java.util.function.Predicate;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;

import com.helger.commons.collection.CollectionHelper;
import com.helger.diver.api.version.VESVersion;

/**
 * Generic pseudo version resolver interface
 *
 * @author Philip Helger
 * @param 
 *        The type to which is resolved
 * @since 9.2.1
 */
public interface IPseudoVersionResolver 
{
  /**
   * Get the validation executor set with the oldest (lowest) version number
   * (including snapshots).
   *
   * @param sGroupID
   *        VES Group ID to use. May be null.
   * @param sArtifactID
   *        VES Artefact ID to use. May be null.
   * @param aVersionsToIgnore
   *        An optional set of Version numbers not to consider. This may be used
   *        to exclude certain versions from being returned. May be
   *        null.
   * @return null if no matching version was found.
   */
  @Nullable
  RESULTTYPE getOldestVersion (@Nullable String sGroupID,
                               @Nullable String sArtifactID,
                               @Nullable Set  aVersionsToIgnore);

  /**
   * Get the validation executor set with the oldest (lowest) version number
   * (excluding snapshots).
   *
   * @param sGroupID
   *        VES Group ID to use. May be null.
   * @param sArtifactID
   *        VES Artefact ID to use. May be null.
   * @param aVersionsToIgnore
   *        An optional set of Version numbers not to consider. This may be used
   *        to exclude certain versions from being returned. May be
   *        null.
   * @return null if no matching version was found.
   */
  @Nullable
  RESULTTYPE getOldestReleaseVersion (@Nullable String sGroupID,
                                      @Nullable String sArtifactID,
                                      @Nullable Set  aVersionsToIgnore);

  /**
   * Get the validation executor set with the latest (highest) version number.
   *
   * @param sGroupID
   *        VES Group ID to use. May be null.
   * @param sArtifactID
   *        VES Artefact ID to use. May be null.
   * @param aVersionsToIgnore
   *        An optional set of Version numbers not to consider. This may be used
   *        to exclude certain versions from being returned. May be
   *        null.
   * @return null if no matching version was found.
   */
  @Nullable
  RESULTTYPE getLatestVersion (@Nullable String sGroupID,
                               @Nullable String sArtifactID,
                               @Nullable Set  aVersionsToIgnore);

  @Nullable
  RESULTTYPE getLatestReleaseVersion (@Nullable String sGroupID,
                                      @Nullable String sArtifactID,
                                      @Nullable Set  aVersionsToIgnore);

  @Nullable
  RESULTTYPE getLatestActiveVersion (@Nullable String sGroupID,
                                     @Nullable String sArtifactID,
                                     @Nullable Set  aVersionsToIgnore,
                                     @Nullable OffsetDateTime aCheckDateTime);

  @Nullable
  RESULTTYPE getLatestReleaseActiveVersion (@Nullable String sGroupID,
                                            @Nullable String sArtifactID,
                                            @Nullable Set  aVersionsToIgnore,
                                            @Nullable OffsetDateTime aCheckDateTime);

  @Nonnull
  static Predicate  getVersionAcceptor (@Nullable final Set  aVersionsToIgnore,
                                                    final boolean bIncludeSnapshots)
  {
    if (CollectionHelper.isEmpty (aVersionsToIgnore))
    {
      if (bIncludeSnapshots)
      {
        // We take all
        return x -> true;
      }

      // We take everything except static snapshot versions
      return x -> !x.isStaticSnapshotVersion ();
    }

    // We have something to ignore
    if (bIncludeSnapshots)
    {
      // We take all, except for the ignored versions
      return x -> !aVersionsToIgnore.contains (x.getAsString ());
    }

    // We take all except static snapshot versions and except for the ignored
    // versions
    return x -> !x.isStaticSnapshotVersion () && !aVersionsToIgnore.contains (x.getAsString ());
  }
}