// =================== DO NOT EDIT THIS FILE ====================
   //  Generated by Modello Velocity from model.vm
   //  template, any modifications will be overwritten.
   // ==============================================================
   package org.apache.maven.api.model;
   
   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;
  
  /**
   * The {@code <build>} element contains information required to build the project.
   * Default values are defined in Super POM.
   */
  @Experimental
  @Generated @ThreadSafe @Immutable
  public class Build
      extends BuildBase
      implements Serializable, InputLocationTracker
  {
      /**
       * This element specifies a directory containing the source of the project. The
       * generated build system will compile the sources from this directory when the project is
       * built. The path given is relative to the project descriptor.
       * The default value is {@code src/main/java}.
       */
      final String sourceDirectory;
      /**
       * This element specifies a directory containing the script sources of the
       * project. This directory is meant to be different from the sourceDirectory, in that its
       * contents will be copied to the output directory in most cases (since scripts are
       * interpreted rather than compiled).
       * The default value is {@code src/main/scripts}.
       */
      final String scriptSourceDirectory;
      /**
       * This element specifies a directory containing the unit test source of the
       * project. The generated build system will compile these directories when the project is
       * being tested. The path given is relative to the project descriptor.
       * The default value is {@code src/test/java}.
       */
      final String testSourceDirectory;
      /**
       * The directory where compiled application classes are placed.
       * The default value is {@code target/classes}.
       */
      final String outputDirectory;
      /**
       * The directory where compiled test classes are placed.
       * The default value is {@code target/test-classes}.
       */
      final String testOutputDirectory;
      /**
       * A set of build extensions to use from this project.
       */
      final List<Extension> extensions;
  
      /**
        * Constructor for this class, to be called from its subclasses and {@link Builder}.
        * @see Builder#build()
        */
      protected Build(Builder builder) {
          super(builder);
          this.sourceDirectory = builder.sourceDirectory != null ? builder.sourceDirectory : (builder.base != null ? builder.base.sourceDirectory : null);
          this.scriptSourceDirectory = builder.scriptSourceDirectory != null ? builder.scriptSourceDirectory : (builder.base != null ? builder.base.scriptSourceDirectory : null);
          this.testSourceDirectory = builder.testSourceDirectory != null ? builder.testSourceDirectory : (builder.base != null ? builder.base.testSourceDirectory : null);
          this.outputDirectory = builder.outputDirectory != null ? builder.outputDirectory : (builder.base != null ? builder.base.outputDirectory : null);
          this.testOutputDirectory = builder.testOutputDirectory != null ? builder.testOutputDirectory : (builder.base != null ? builder.base.testOutputDirectory : null);
          this.extensions = ImmutableCollections.copy(builder.extensions != null ? builder.extensions : (builder.base != null ? builder.base.extensions : null));
      }
  
      /**
       * This element specifies a directory containing the source of the project. The
       * generated build system will compile the sources from this directory when the project is
       * built. The path given is relative to the project descriptor.
       * The default value is {@code src/main/java}.
       *
       * @return a {@code String}
       */
      public String getSourceDirectory() {
          return this.sourceDirectory;
      }
  
      /**
      * This element specifies a directory containing the script sources of the
      * project. This directory is meant to be different from the sourceDirectory, in that its
      * contents will be copied to the output directory in most cases (since scripts are
      * interpreted rather than compiled).
      * The default value is {@code src/main/scripts}.
      *
      * @return a {@code String}
      */
     public String getScriptSourceDirectory() {
         return this.scriptSourceDirectory;
     }
 
     /**
      * This element specifies a directory containing the unit test source of the
      * project. The generated build system will compile these directories when the project is
      * being tested. The path given is relative to the project descriptor.
      * The default value is {@code src/test/java}.
      *
      * @return a {@code String}
      */
     public String getTestSourceDirectory() {
         return this.testSourceDirectory;
     }
 
     /**
      * The directory where compiled application classes are placed.
      * The default value is {@code target/classes}.
      *
      * @return a {@code String}
      */
     public String getOutputDirectory() {
         return this.outputDirectory;
     }
 
     /**
      * The directory where compiled test classes are placed.
      * The default value is {@code target/test-classes}.
      *
      * @return a {@code String}
      */
     public String getTestOutputDirectory() {
         return this.testOutputDirectory;
     }
 
     /**
      * A set of build extensions to use from this project.
      *
      * @return a {@code List<Extension>}
      */
     @Nonnull
     public List<Extension> getExtensions() {
         return this.extensions;
     }
 
     /**
      * 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 Build} instance using the specified plugins.
      *
      * @param plugins the new {@code Collection<Plugin>} to use
      * @return a {@code Build} with the specified plugins
      */
     @Nonnull
     public Build withPlugins(Collection<Plugin> plugins) {
         return newBuilder(this, true).plugins(plugins).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified pluginManagement.
      *
      * @param pluginManagement the new {@code PluginManagement} to use
      * @return a {@code Build} with the specified pluginManagement
      */
     @Nonnull
     public Build withPluginManagement(PluginManagement pluginManagement) {
         return newBuilder(this, true).pluginManagement(pluginManagement).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified defaultGoal.
      *
      * @param defaultGoal the new {@code String} to use
      * @return a {@code Build} with the specified defaultGoal
      */
     @Nonnull
     public Build withDefaultGoal(String defaultGoal) {
         return newBuilder(this, true).defaultGoal(defaultGoal).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified resources.
      *
      * @param resources the new {@code Collection<Resource>} to use
      * @return a {@code Build} with the specified resources
      */
     @Nonnull
     public Build withResources(Collection<Resource> resources) {
         return newBuilder(this, true).resources(resources).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified testResources.
      *
      * @param testResources the new {@code Collection<Resource>} to use
      * @return a {@code Build} with the specified testResources
      */
     @Nonnull
     public Build withTestResources(Collection<Resource> testResources) {
         return newBuilder(this, true).testResources(testResources).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified directory.
      *
      * @param directory the new {@code String} to use
      * @return a {@code Build} with the specified directory
      */
     @Nonnull
     public Build withDirectory(String directory) {
         return newBuilder(this, true).directory(directory).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified finalName.
      *
      * @param finalName the new {@code String} to use
      * @return a {@code Build} with the specified finalName
      */
     @Nonnull
     public Build withFinalName(String finalName) {
         return newBuilder(this, true).finalName(finalName).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified filters.
      *
      * @param filters the new {@code Collection<String>} to use
      * @return a {@code Build} with the specified filters
      */
     @Nonnull
     public Build withFilters(Collection<String> filters) {
         return newBuilder(this, true).filters(filters).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified sourceDirectory.
      *
      * @param sourceDirectory the new {@code String} to use
      * @return a {@code Build} with the specified sourceDirectory
      */
     @Nonnull
     public Build withSourceDirectory(String sourceDirectory) {
         return newBuilder(this, true).sourceDirectory(sourceDirectory).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified scriptSourceDirectory.
      *
      * @param scriptSourceDirectory the new {@code String} to use
      * @return a {@code Build} with the specified scriptSourceDirectory
      */
     @Nonnull
     public Build withScriptSourceDirectory(String scriptSourceDirectory) {
         return newBuilder(this, true).scriptSourceDirectory(scriptSourceDirectory).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified testSourceDirectory.
      *
      * @param testSourceDirectory the new {@code String} to use
      * @return a {@code Build} with the specified testSourceDirectory
      */
     @Nonnull
     public Build withTestSourceDirectory(String testSourceDirectory) {
         return newBuilder(this, true).testSourceDirectory(testSourceDirectory).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified outputDirectory.
      *
      * @param outputDirectory the new {@code String} to use
      * @return a {@code Build} with the specified outputDirectory
      */
     @Nonnull
     public Build withOutputDirectory(String outputDirectory) {
         return newBuilder(this, true).outputDirectory(outputDirectory).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified testOutputDirectory.
      *
      * @param testOutputDirectory the new {@code String} to use
      * @return a {@code Build} with the specified testOutputDirectory
      */
     @Nonnull
     public Build withTestOutputDirectory(String testOutputDirectory) {
         return newBuilder(this, true).testOutputDirectory(testOutputDirectory).build();
     }
     /**
      * Creates a new {@code Build} instance using the specified extensions.
      *
      * @param extensions the new {@code Collection<Extension>} to use
      * @return a {@code Build} with the specified extensions
      */
     @Nonnull
     public Build withExtensions(Collection<Extension> extensions) {
         return newBuilder(this, true).extensions(extensions).build();
     }
 
     /**
      * Creates a new {@code Build} instance.
      * Equivalent to {@code newInstance(true)}.
      * @see #newInstance(boolean)
      *
      * @return a new {@code Build}
      */
     @Nonnull
     public static Build newInstance() {
         return newInstance(true);
     }
 
     /**
      * Creates a new {@code Build} 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 Build}
      */
     @Nonnull
     public static Build newInstance(boolean withDefaults) {
         return newBuilder(withDefaults).build();
     }
 
     /**
      * Creates a new {@code Build} 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 Build} 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 Build} builder instance using the specified object as a basis.
      * Equivalent to {@code newBuilder(from, false)}.
      *
      * @param from the {@code Build} instance to use as a basis
      * @return a new {@code Builder}
      */
     @Nonnull
     public static Builder newBuilder(Build from) {
         return newBuilder(from, false);
     }
 
     /**
      * Creates a new {@code Build} builder instance using the specified object as a basis.
      *
      * @param from the {@code Build} 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(Build from, boolean forceCopy) {
         return new Builder(from, forceCopy);
     }
 
     /**
      * Builder class used to create Build instances.
      * @see #with()
      * @see #newBuilder()
      */
     @NotThreadSafe
     public static class Builder
         extends BuildBase.Builder
     {
         Build base;
         String sourceDirectory;
         String scriptSourceDirectory;
         String testSourceDirectory;
         String outputDirectory;
         String testOutputDirectory;
         Collection<Extension> extensions;
 
         protected Builder(boolean withDefaults) {
             super(withDefaults);
             if (withDefaults) {
             }
         }
 
         protected Builder(Build base, boolean forceCopy) {
             super(base, forceCopy);
             if (forceCopy) {
                 this.sourceDirectory = base.sourceDirectory;
                 this.scriptSourceDirectory = base.scriptSourceDirectory;
                 this.testSourceDirectory = base.testSourceDirectory;
                 this.outputDirectory = base.outputDirectory;
                 this.testOutputDirectory = base.testOutputDirectory;
                 this.extensions = base.extensions;
                 this.locations = base.locations;
                 this.importedFrom = base.importedFrom;
             } else {
                 this.base = base;
             }
         }
 
         @Nonnull
         public Builder plugins(Collection<Plugin> plugins) {
             this.plugins = plugins;
             return this;
         }
 
         @Nonnull
         public Builder pluginManagement(PluginManagement pluginManagement) {
             this.pluginManagement = pluginManagement;
             return this;
         }
 
         @Nonnull
         public Builder defaultGoal(String defaultGoal) {
             this.defaultGoal = defaultGoal;
             return this;
         }
 
         @Nonnull
         public Builder resources(Collection<Resource> resources) {
             this.resources = resources;
             return this;
         }
 
         @Nonnull
         public Builder testResources(Collection<Resource> testResources) {
             this.testResources = testResources;
             return this;
         }
 
         @Nonnull
         public Builder directory(String directory) {
             this.directory = directory;
             return this;
         }
 
         @Nonnull
         public Builder finalName(String finalName) {
             this.finalName = finalName;
             return this;
         }
 
         @Nonnull
         public Builder filters(Collection<String> filters) {
             this.filters = filters;
             return this;
         }
 
         @Nonnull
         public Builder sourceDirectory(String sourceDirectory) {
             this.sourceDirectory = sourceDirectory;
             return this;
         }
 
         @Nonnull
         public Builder scriptSourceDirectory(String scriptSourceDirectory) {
             this.scriptSourceDirectory = scriptSourceDirectory;
             return this;
         }
 
         @Nonnull
         public Builder testSourceDirectory(String testSourceDirectory) {
             this.testSourceDirectory = testSourceDirectory;
             return this;
         }
 
         @Nonnull
         public Builder outputDirectory(String outputDirectory) {
             this.outputDirectory = outputDirectory;
             return this;
         }
 
         @Nonnull
         public Builder testOutputDirectory(String testOutputDirectory) {
             this.testOutputDirectory = testOutputDirectory;
             return this;
         }
 
         @Nonnull
         public Builder extensions(Collection<Extension> extensions) {
             this.extensions = extensions;
             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 Build build() {
             // this method should not contain any logic other than creating (or reusing) an object in order to ease subclassing
             if (base != null
                     && (plugins == null || plugins == base.plugins)
                     && (pluginManagement == null || pluginManagement == base.pluginManagement)
                     && (defaultGoal == null || defaultGoal == base.defaultGoal)
                     && (resources == null || resources == base.resources)
                     && (testResources == null || testResources == base.testResources)
                     && (directory == null || directory == base.directory)
                     && (finalName == null || finalName == base.finalName)
                     && (filters == null || filters == base.filters)
                     && (sourceDirectory == null || sourceDirectory == base.sourceDirectory)
                     && (scriptSourceDirectory == null || scriptSourceDirectory == base.scriptSourceDirectory)
                     && (testSourceDirectory == null || testSourceDirectory == base.testSourceDirectory)
                     && (outputDirectory == null || outputDirectory == base.outputDirectory)
                     && (testOutputDirectory == null || testOutputDirectory == base.testOutputDirectory)
                     && (extensions == null || extensions == base.extensions)
             ) {
                 return base;
             }
             return new Build(this);
         }
 
     }
 
 
             
     /**
      * @see java.lang.Object#toString()
      */
     public String toString()
     {
         return "Build {" + super.toString() + "}";
     }
             
           
 }