// =================== DO NOT EDIT THIS FILE ====================
   //  Generated by Modello Velocity from model.vm
   //  template, any modifications will be overwritten.
   // ==============================================================
   package org.apache.maven.api.settings;
   
   import java.io.Serializable;
   import java.util.ArrayList;
   import java.util.Collection;
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import java.util.Objects;
  import java.util.Optional;
  import java.util.Set;
  import java.util.stream.Collectors;
  import java.util.stream.Stream;
  import org.apache.maven.api.annotations.Experimental;
  import org.apache.maven.api.annotations.Generated;
  import org.apache.maven.api.annotations.Immutable;
  import org.apache.maven.api.annotations.Nonnull;
  import org.apache.maven.api.annotations.NotThreadSafe;
  import org.apache.maven.api.annotations.ThreadSafe;
  
  /**
   * Root element of the user configuration file.
   */
  @Experimental
  @Generated @ThreadSafe @Immutable
  public class Settings
      extends TrackableBase
      implements Serializable, InputLocationTracker
  {
      final String namespaceUri;
      final String modelEncoding;
      /**
       * The local repository.<br><b>Default value is:</b> {@code ${user.home}/.m2/repository}
       */
      final String localRepository;
      /**
       * Whether Maven should attempt to interact with the user for input.
       */
      final boolean interactiveMode;
      /**
       * Whether Maven should use the {@code plugin-registry.xml} file to manage plugin versions.
       */
      final boolean usePluginRegistry;
      /**
       * Indicate whether maven should operate in offline mode full-time.
       */
      final boolean offline;
      /**
       * Configuration for different proxy profiles. Multiple proxy profiles
       * might come in handy for anyone working from a notebook or other
       * mobile platform, to enable easy switching of entire proxy
       * configurations by simply specifying the profile id, again either from
       * the command line or from the defaults section below.
       */
      final List<Proxy> proxies;
      /**
       * Configuration of server-specific settings, mainly authentication
       * method. This allows configuration of authentication on a per-server
       * basis.
       */
      final List<Server> servers;
      /**
       * Configuration of download mirrors for repositories.
       */
      final List<Mirror> mirrors;
      /**
       * The lists of the remote repositories.
       */
      final List<Repository> repositories;
      /**
       * The lists of the remote repositories for discovering plugins.
       */
      final List<Repository> pluginRepositories;
      /**
       * Configuration of build profiles for adjusting the build
       * according to environmental parameters.
       */
      final List<Profile> profiles;
      /**
       * List of manually-activated build profiles, specified in the order in which
       * they should be applied.
       */
      final List<String> activeProfiles;
      /**
       * List of groupIds to search for a plugin when that plugin
       * groupId is not explicitly provided.
       */
      final List<String> pluginGroups;
  
      /**
        * Constructor for this class, to be called from its subclasses and {@link Builder}.
        * @see Builder#build()
        */
      protected Settings(Builder builder) {
         super(builder);
         this.namespaceUri = builder.namespaceUri != null ? builder.namespaceUri : (builder.base != null ? builder.base.namespaceUri : null);
         this.modelEncoding = builder.modelEncoding != null ? builder.modelEncoding : (builder.base != null ? builder.base.modelEncoding :  "UTF-8");
         this.localRepository = builder.localRepository != null ? builder.localRepository : (builder.base != null ? builder.base.localRepository : null);
         this.interactiveMode = builder.interactiveMode != null ? builder.interactiveMode : (builder.base != null ? builder.base.interactiveMode : true);
         this.usePluginRegistry = builder.usePluginRegistry != null ? builder.usePluginRegistry : (builder.base != null ? builder.base.usePluginRegistry : false);
         this.offline = builder.offline != null ? builder.offline : (builder.base != null ? builder.base.offline : false);
         this.proxies = ImmutableCollections.copy(builder.proxies != null ? builder.proxies : (builder.base != null ? builder.base.proxies : null));
         this.servers = ImmutableCollections.copy(builder.servers != null ? builder.servers : (builder.base != null ? builder.base.servers : null));
         this.mirrors = ImmutableCollections.copy(builder.mirrors != null ? builder.mirrors : (builder.base != null ? builder.base.mirrors : null));
         this.repositories = ImmutableCollections.copy(builder.repositories != null ? builder.repositories : (builder.base != null ? builder.base.repositories : null));
         this.pluginRepositories = ImmutableCollections.copy(builder.pluginRepositories != null ? builder.pluginRepositories : (builder.base != null ? builder.base.pluginRepositories : null));
         this.profiles = ImmutableCollections.copy(builder.profiles != null ? builder.profiles : (builder.base != null ? builder.base.profiles : null));
         this.activeProfiles = ImmutableCollections.copy(builder.activeProfiles != null ? builder.activeProfiles : (builder.base != null ? builder.base.activeProfiles : null));
         this.pluginGroups = ImmutableCollections.copy(builder.pluginGroups != null ? builder.pluginGroups : (builder.base != null ? builder.base.pluginGroups : null));
     }
 
     public String getNamespaceUri() {
         return namespaceUri;
     }
 
     public String getModelEncoding() {
         return modelEncoding;
     }
 
     /**
      * The local repository.<br><b>Default value is:</b> {@code ${user.home}/.m2/repository}
      *
      * @return a {@code String}
      */
     public String getLocalRepository() {
         return this.localRepository;
     }
 
     /**
      * Whether Maven should attempt to interact with the user for input.
      *
      * @return a {@code boolean}
      */
     public boolean isInteractiveMode() {
         return this.interactiveMode;
     }
 
     /**
      * Whether Maven should use the {@code plugin-registry.xml} file to manage plugin versions.
      *
      * @return a {@code boolean}
      */
     public boolean isUsePluginRegistry() {
         return this.usePluginRegistry;
     }
 
     /**
      * Indicate whether maven should operate in offline mode full-time.
      *
      * @return a {@code boolean}
      */
     public boolean isOffline() {
         return this.offline;
     }
 
     /**
      * Configuration for different proxy profiles. Multiple proxy profiles
      * might come in handy for anyone working from a notebook or other
      * mobile platform, to enable easy switching of entire proxy
      * configurations by simply specifying the profile id, again either from
      * the command line or from the defaults section below.
      *
      * @return a {@code List<Proxy>}
      */
     @Nonnull
     public List<Proxy> getProxies() {
         return this.proxies;
     }
 
     /**
      * Configuration of server-specific settings, mainly authentication
      * method. This allows configuration of authentication on a per-server
      * basis.
      *
      * @return a {@code List<Server>}
      */
     @Nonnull
     public List<Server> getServers() {
         return this.servers;
     }
 
     /**
      * Configuration of download mirrors for repositories.
      *
      * @return a {@code List<Mirror>}
      */
     @Nonnull
     public List<Mirror> getMirrors() {
         return this.mirrors;
     }
 
     /**
      * The lists of the remote repositories.
      *
      * @return a {@code List<Repository>}
      */
     @Nonnull
     public List<Repository> getRepositories() {
         return this.repositories;
     }
 
     /**
      * The lists of the remote repositories for discovering plugins.
      *
      * @return a {@code List<Repository>}
      */
     @Nonnull
     public List<Repository> getPluginRepositories() {
         return this.pluginRepositories;
     }
 
     /**
      * Configuration of build profiles for adjusting the build
      * according to environmental parameters.
      *
      * @return a {@code List<Profile>}
      */
     @Nonnull
     public List<Profile> getProfiles() {
         return this.profiles;
     }
 
     /**
      * List of manually-activated build profiles, specified in the order in which
      * they should be applied.
      *
      * @return a {@code List<String>}
      */
     @Nonnull
     public List<String> getActiveProfiles() {
         return this.activeProfiles;
     }
 
     /**
      * List of groupIds to search for a plugin when that plugin
      * groupId is not explicitly provided.
      *
      * @return a {@code List<String>}
      */
     @Nonnull
     public List<String> getPluginGroups() {
         return this.pluginGroups;
     }
 
     /**
      * Creates a new builder with this object as the basis.
      *
      * @return a {@code Builder}
      */
     @Nonnull
     public Builder with() {
         return newBuilder(this);
     }
     /**
      * Creates a new {@code Settings} instance using the specified localRepository.
      *
      * @param localRepository the new {@code String} to use
      * @return a {@code Settings} with the specified localRepository
      */
     @Nonnull
     public Settings withLocalRepository(String localRepository) {
         return newBuilder(this, true).localRepository(localRepository).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified interactiveMode.
      *
      * @param interactiveMode the new {@code boolean} to use
      * @return a {@code Settings} with the specified interactiveMode
      */
     @Nonnull
     public Settings withInteractiveMode(boolean interactiveMode) {
         return newBuilder(this, true).interactiveMode(interactiveMode).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified usePluginRegistry.
      *
      * @param usePluginRegistry the new {@code boolean} to use
      * @return a {@code Settings} with the specified usePluginRegistry
      */
     @Nonnull
     public Settings withUsePluginRegistry(boolean usePluginRegistry) {
         return newBuilder(this, true).usePluginRegistry(usePluginRegistry).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified offline.
      *
      * @param offline the new {@code boolean} to use
      * @return a {@code Settings} with the specified offline
      */
     @Nonnull
     public Settings withOffline(boolean offline) {
         return newBuilder(this, true).offline(offline).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified proxies.
      *
      * @param proxies the new {@code Collection<Proxy>} to use
      * @return a {@code Settings} with the specified proxies
      */
     @Nonnull
     public Settings withProxies(Collection<Proxy> proxies) {
         return newBuilder(this, true).proxies(proxies).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified servers.
      *
      * @param servers the new {@code Collection<Server>} to use
      * @return a {@code Settings} with the specified servers
      */
     @Nonnull
     public Settings withServers(Collection<Server> servers) {
         return newBuilder(this, true).servers(servers).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified mirrors.
      *
      * @param mirrors the new {@code Collection<Mirror>} to use
      * @return a {@code Settings} with the specified mirrors
      */
     @Nonnull
     public Settings withMirrors(Collection<Mirror> mirrors) {
         return newBuilder(this, true).mirrors(mirrors).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified repositories.
      *
      * @param repositories the new {@code Collection<Repository>} to use
      * @return a {@code Settings} with the specified repositories
      */
     @Nonnull
     public Settings withRepositories(Collection<Repository> repositories) {
         return newBuilder(this, true).repositories(repositories).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified pluginRepositories.
      *
      * @param pluginRepositories the new {@code Collection<Repository>} to use
      * @return a {@code Settings} with the specified pluginRepositories
      */
     @Nonnull
     public Settings withPluginRepositories(Collection<Repository> pluginRepositories) {
         return newBuilder(this, true).pluginRepositories(pluginRepositories).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified profiles.
      *
      * @param profiles the new {@code Collection<Profile>} to use
      * @return a {@code Settings} with the specified profiles
      */
     @Nonnull
     public Settings withProfiles(Collection<Profile> profiles) {
         return newBuilder(this, true).profiles(profiles).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified activeProfiles.
      *
      * @param activeProfiles the new {@code Collection<String>} to use
      * @return a {@code Settings} with the specified activeProfiles
      */
     @Nonnull
     public Settings withActiveProfiles(Collection<String> activeProfiles) {
         return newBuilder(this, true).activeProfiles(activeProfiles).build();
     }
     /**
      * Creates a new {@code Settings} instance using the specified pluginGroups.
      *
      * @param pluginGroups the new {@code Collection<String>} to use
      * @return a {@code Settings} with the specified pluginGroups
      */
     @Nonnull
     public Settings withPluginGroups(Collection<String> pluginGroups) {
         return newBuilder(this, true).pluginGroups(pluginGroups).build();
     }
 
     /**
      * Creates a new {@code Settings} instance.
      * Equivalent to {@code newInstance(true)}.
      * @see #newInstance(boolean)
      *
      * @return a new {@code Settings}
      */
     @Nonnull
     public static Settings newInstance() {
         return newInstance(true);
     }
 
     /**
      * Creates a new {@code Settings} instance using default values or not.
      * Equivalent to {@code newBuilder(withDefaults).build()}.
      *
      * @param withDefaults the boolean indicating whether default values should be used
      * @return a new {@code Settings}
      */
     @Nonnull
     public static Settings newInstance(boolean withDefaults) {
         return newBuilder(withDefaults).build();
     }
 
     /**
      * Creates a new {@code Settings} builder instance.
      * Equivalent to {@code newBuilder(true)}.
      * @see #newBuilder(boolean)
      *
      * @return a new {@code Builder}
      */
     @Nonnull
     public static Builder newBuilder() {
         return newBuilder(true);
     }
 
     /**
      * Creates a new {@code Settings} builder instance using default values or not.
      *
      * @param withDefaults the boolean indicating whether default values should be used
      * @return a new {@code Builder}
      */
     @Nonnull
     public static Builder newBuilder(boolean withDefaults) {
         return new Builder(withDefaults);
     }
 
     /**
      * Creates a new {@code Settings} builder instance using the specified object as a basis.
      * Equivalent to {@code newBuilder(from, false)}.
      *
      * @param from the {@code Settings} instance to use as a basis
      * @return a new {@code Builder}
      */
     @Nonnull
     public static Builder newBuilder(Settings from) {
         return newBuilder(from, false);
     }
 
     /**
      * Creates a new {@code Settings} builder instance using the specified object as a basis.
      *
      * @param from the {@code Settings} instance to use as a basis
      * @param forceCopy the boolean indicating if a copy should be forced
      * @return a new {@code Builder}
      */
     @Nonnull
     public static Builder newBuilder(Settings from, boolean forceCopy) {
         return new Builder(from, forceCopy);
     }
 
     /**
      * Builder class used to create Settings instances.
      * @see #with()
      * @see #newBuilder()
      */
     @NotThreadSafe
     public static class Builder
         extends TrackableBase.Builder
     {
         Settings base;
         String namespaceUri;
         String modelEncoding;
         String localRepository;
         Boolean interactiveMode;
         Boolean usePluginRegistry;
         Boolean offline;
         Collection<Proxy> proxies;
         Collection<Server> servers;
         Collection<Mirror> mirrors;
         Collection<Repository> repositories;
         Collection<Repository> pluginRepositories;
         Collection<Profile> profiles;
         Collection<String> activeProfiles;
         Collection<String> pluginGroups;
 
         protected Builder(boolean withDefaults) {
             super(withDefaults);
             if (withDefaults) {
                 this.interactiveMode = true;
                 this.usePluginRegistry = false;
                 this.offline = false;
             }
         }
 
         protected Builder(Settings base, boolean forceCopy) {
             super(base, forceCopy);
             this.namespaceUri = base.namespaceUri;
             this.modelEncoding = base.modelEncoding;
             if (forceCopy) {
                 this.localRepository = base.localRepository;
                 this.interactiveMode = base.interactiveMode;
                 this.usePluginRegistry = base.usePluginRegistry;
                 this.offline = base.offline;
                 this.proxies = base.proxies;
                 this.servers = base.servers;
                 this.mirrors = base.mirrors;
                 this.repositories = base.repositories;
                 this.pluginRepositories = base.pluginRepositories;
                 this.profiles = base.profiles;
                 this.activeProfiles = base.activeProfiles;
                 this.pluginGroups = base.pluginGroups;
                 this.locations = base.locations;
                 this.importedFrom = base.importedFrom;
             } else {
                 this.base = base;
             }
         }
 
         @Nonnull
         public Builder namespaceUri(String namespaceUri) {
             this.namespaceUri = namespaceUri;
             return this;
         }
 
         @Nonnull
         public Builder modelEncoding(String modelEncoding) {
             this.modelEncoding = modelEncoding;
             return this;
         }
 
         @Nonnull
         public Builder localRepository(String localRepository) {
             this.localRepository = localRepository;
             return this;
         }
 
         @Nonnull
         public Builder interactiveMode(boolean interactiveMode) {
             this.interactiveMode = interactiveMode;
             return this;
         }
 
         @Nonnull
         public Builder usePluginRegistry(boolean usePluginRegistry) {
             this.usePluginRegistry = usePluginRegistry;
             return this;
         }
 
         @Nonnull
         public Builder offline(boolean offline) {
             this.offline = offline;
             return this;
         }
 
         @Nonnull
         public Builder proxies(Collection<Proxy> proxies) {
             this.proxies = proxies;
             return this;
         }
 
         @Nonnull
         public Builder servers(Collection<Server> servers) {
             this.servers = servers;
             return this;
         }
 
         @Nonnull
         public Builder mirrors(Collection<Mirror> mirrors) {
             this.mirrors = mirrors;
             return this;
         }
 
         @Nonnull
         public Builder repositories(Collection<Repository> repositories) {
             this.repositories = repositories;
             return this;
         }
 
         @Nonnull
         public Builder pluginRepositories(Collection<Repository> pluginRepositories) {
             this.pluginRepositories = pluginRepositories;
             return this;
         }
 
         @Nonnull
         public Builder profiles(Collection<Profile> profiles) {
             this.profiles = profiles;
             return this;
         }
 
         @Nonnull
         public Builder activeProfiles(Collection<String> activeProfiles) {
             this.activeProfiles = activeProfiles;
             return this;
         }
 
         @Nonnull
         public Builder pluginGroups(Collection<String> pluginGroups) {
             this.pluginGroups = pluginGroups;
             return this;
         }
 
 
         @Nonnull
         public Builder location(Object key, InputLocation location) {
             if (location != null) {
                 if (!(this.locations instanceof HashMap)) {
                     this.locations = this.locations != null ? new HashMap<>(this.locations) : new HashMap<>();
                 }
                 this.locations.put(key, location);
             }
             return this;
         }
 
         @Nonnull
         public Builder importedFrom(InputLocation importedFrom) {
             this.importedFrom = importedFrom;
             return this;
         }
 
         @Nonnull
         public Settings build() {
             // this method should not contain any logic other than creating (or reusing) an object in order to ease subclassing
             if (base != null
                     && (localRepository == null || localRepository == base.localRepository)
                     && (interactiveMode == null || interactiveMode == base.interactiveMode)
                     && (usePluginRegistry == null || usePluginRegistry == base.usePluginRegistry)
                     && (offline == null || offline == base.offline)
                     && (proxies == null || proxies == base.proxies)
                     && (servers == null || servers == base.servers)
                     && (mirrors == null || mirrors == base.mirrors)
                     && (repositories == null || repositories == base.repositories)
                     && (pluginRepositories == null || pluginRepositories == base.pluginRepositories)
                     && (profiles == null || profiles == base.profiles)
                     && (activeProfiles == null || activeProfiles == base.activeProfiles)
                     && (pluginGroups == null || pluginGroups == base.pluginGroups)
             ) {
                 return base;
             }
             return new Settings(this);
         }
 
     }
 
 }