diff --git a/theodolite-benchmarks/settings.gradle b/theodolite-benchmarks/settings.gradle
index 1979f5f335444084b5421dcdba3228594a7b907e..b01531b8acade90752b4f7838a09acdd746338b7 100644
--- a/theodolite-benchmarks/settings.gradle
+++ b/theodolite-benchmarks/settings.gradle
@@ -6,8 +6,6 @@ pluginManagement {
 }
 rootProject.name = 'theodolite-benchmarks'
 
-
-
 include 'commons'
 include 'load-generator-commons'
 include 'kstreams-commons'
@@ -25,6 +23,7 @@ include 'uc1-beam-flink'
 include 'uc1-beam-samza'
 
 include 'uc2-load-generator'
+include 'uc2-commons'
 include 'uc2-kstreams'
 include 'uc2-flink'
 include 'uc2-hazelcastjet'
@@ -33,6 +32,7 @@ include 'uc2-beam-flink'
 include 'uc2-beam-samza'
 
 include 'uc3-load-generator'
+include 'uc3-commons'
 include 'uc3-kstreams'
 include 'uc3-flink'
 include 'uc3-hazelcastjet'
@@ -41,6 +41,7 @@ include 'uc3-beam-flink'
 include 'uc3-beam-samza'
 
 include 'uc4-load-generator'
+include 'uc4-commons'
 include 'uc4-kstreams'
 include 'uc4-flink'
 include 'uc4-hazelcastjet'
diff --git a/theodolite-benchmarks/uc2-commons/.settings/org.eclipse.jdt.ui.prefs b/theodolite-benchmarks/uc2-commons/.settings/org.eclipse.jdt.ui.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..b2a15f439cf1844efe56f1ac0d82a2884e66cb9d
--- /dev/null
+++ b/theodolite-benchmarks/uc2-commons/.settings/org.eclipse.jdt.ui.prefs
@@ -0,0 +1,286 @@
+cleanup.add_all=false
+cleanup.add_default_serial_version_id=true
+cleanup.add_generated_serial_version_id=false
+cleanup.add_missing_annotations=true
+cleanup.add_missing_deprecated_annotations=true
+cleanup.add_missing_methods=false
+cleanup.add_missing_nls_tags=false
+cleanup.add_missing_override_annotations=true
+cleanup.add_missing_override_annotations_interface_methods=true
+cleanup.add_serial_version_id=false
+cleanup.always_use_blocks=true
+cleanup.always_use_parentheses_in_expressions=false
+cleanup.always_use_this_for_non_static_field_access=true
+cleanup.always_use_this_for_non_static_method_access=true
+cleanup.array_with_curly=false
+cleanup.arrays_fill=false
+cleanup.bitwise_conditional_expression=false
+cleanup.boolean_literal=false
+cleanup.boolean_value_rather_than_comparison=true
+cleanup.break_loop=false
+cleanup.collection_cloning=false
+cleanup.comparing_on_criteria=false
+cleanup.comparison_statement=false
+cleanup.controlflow_merge=false
+cleanup.convert_functional_interfaces=false
+cleanup.convert_to_enhanced_for_loop=true
+cleanup.convert_to_enhanced_for_loop_if_loop_var_used=true
+cleanup.convert_to_switch_expressions=false
+cleanup.correct_indentation=true
+cleanup.do_while_rather_than_while=true
+cleanup.double_negation=false
+cleanup.else_if=false
+cleanup.embedded_if=false
+cleanup.evaluate_nullable=false
+cleanup.extract_increment=false
+cleanup.format_source_code=true
+cleanup.format_source_code_changes_only=false
+cleanup.hash=false
+cleanup.if_condition=false
+cleanup.insert_inferred_type_arguments=false
+cleanup.instanceof=false
+cleanup.instanceof_keyword=false
+cleanup.invert_equals=false
+cleanup.join=false
+cleanup.lazy_logical_operator=false
+cleanup.make_local_variable_final=true
+cleanup.make_parameters_final=true
+cleanup.make_private_fields_final=true
+cleanup.make_type_abstract_if_missing_method=false
+cleanup.make_variable_declarations_final=true
+cleanup.map_cloning=false
+cleanup.merge_conditional_blocks=false
+cleanup.multi_catch=false
+cleanup.never_use_blocks=false
+cleanup.never_use_parentheses_in_expressions=true
+cleanup.no_string_creation=false
+cleanup.no_super=false
+cleanup.number_suffix=false
+cleanup.objects_equals=false
+cleanup.one_if_rather_than_duplicate_blocks_that_fall_through=true
+cleanup.operand_factorization=false
+cleanup.organize_imports=true
+cleanup.overridden_assignment=false
+cleanup.plain_replacement=false
+cleanup.precompile_regex=false
+cleanup.primitive_comparison=false
+cleanup.primitive_parsing=false
+cleanup.primitive_rather_than_wrapper=true
+cleanup.primitive_serialization=false
+cleanup.pull_out_if_from_if_else=false
+cleanup.pull_up_assignment=false
+cleanup.push_down_negation=false
+cleanup.qualify_static_field_accesses_with_declaring_class=false
+cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+cleanup.qualify_static_member_accesses_with_declaring_class=true
+cleanup.qualify_static_method_accesses_with_declaring_class=false
+cleanup.reduce_indentation=false
+cleanup.redundant_comparator=false
+cleanup.redundant_falling_through_block_end=false
+cleanup.remove_private_constructors=true
+cleanup.remove_redundant_modifiers=false
+cleanup.remove_redundant_semicolons=true
+cleanup.remove_redundant_type_arguments=true
+cleanup.remove_trailing_whitespaces=true
+cleanup.remove_trailing_whitespaces_all=true
+cleanup.remove_trailing_whitespaces_ignore_empty=false
+cleanup.remove_unnecessary_array_creation=false
+cleanup.remove_unnecessary_casts=true
+cleanup.remove_unnecessary_nls_tags=true
+cleanup.remove_unused_imports=true
+cleanup.remove_unused_local_variables=false
+cleanup.remove_unused_private_fields=true
+cleanup.remove_unused_private_members=false
+cleanup.remove_unused_private_methods=true
+cleanup.remove_unused_private_types=true
+cleanup.return_expression=false
+cleanup.simplify_lambda_expression_and_method_ref=false
+cleanup.single_used_field=false
+cleanup.sort_members=false
+cleanup.sort_members_all=false
+cleanup.standard_comparison=false
+cleanup.static_inner_class=false
+cleanup.strictly_equal_or_different=false
+cleanup.stringbuffer_to_stringbuilder=false
+cleanup.stringbuilder=false
+cleanup.stringbuilder_for_local_vars=true
+cleanup.stringconcat_to_textblock=false
+cleanup.substring=false
+cleanup.switch=false
+cleanup.system_property=false
+cleanup.system_property_boolean=false
+cleanup.system_property_file_encoding=false
+cleanup.system_property_file_separator=false
+cleanup.system_property_line_separator=false
+cleanup.system_property_path_separator=false
+cleanup.ternary_operator=false
+cleanup.try_with_resource=false
+cleanup.unlooped_while=false
+cleanup.unreachable_block=false
+cleanup.use_anonymous_class_creation=false
+cleanup.use_autoboxing=false
+cleanup.use_blocks=true
+cleanup.use_blocks_only_for_return_and_throw=false
+cleanup.use_directly_map_method=false
+cleanup.use_lambda=true
+cleanup.use_parentheses_in_expressions=true
+cleanup.use_string_is_blank=false
+cleanup.use_this_for_non_static_field_access=true
+cleanup.use_this_for_non_static_field_access_only_if_necessary=false
+cleanup.use_this_for_non_static_method_access=true
+cleanup.use_this_for_non_static_method_access_only_if_necessary=false
+cleanup.use_unboxing=false
+cleanup.use_var=false
+cleanup.useless_continue=false
+cleanup.useless_return=false
+cleanup.valueof_rather_than_instantiation=false
+cleanup_profile=_CAU-SE-Style
+cleanup_settings_version=2
+eclipse.preferences.version=1
+editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
+formatter_profile=_CAU-SE-Style
+formatter_settings_version=21
+org.eclipse.jdt.ui.ignorelowercasenames=true
+org.eclipse.jdt.ui.importorder=
+org.eclipse.jdt.ui.ondemandthreshold=99
+org.eclipse.jdt.ui.staticondemandthreshold=99
+org.eclipse.jdt.ui.text.custom_code_templates=
+sp_cleanup.add_all=false
+sp_cleanup.add_default_serial_version_id=true
+sp_cleanup.add_generated_serial_version_id=false
+sp_cleanup.add_missing_annotations=true
+sp_cleanup.add_missing_deprecated_annotations=true
+sp_cleanup.add_missing_methods=false
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+sp_cleanup.add_missing_override_annotations_interface_methods=true
+sp_cleanup.add_serial_version_id=false
+sp_cleanup.always_use_blocks=true
+sp_cleanup.always_use_parentheses_in_expressions=false
+sp_cleanup.always_use_this_for_non_static_field_access=true
+sp_cleanup.always_use_this_for_non_static_method_access=true
+sp_cleanup.array_with_curly=false
+sp_cleanup.arrays_fill=false
+sp_cleanup.bitwise_conditional_expression=false
+sp_cleanup.boolean_literal=false
+sp_cleanup.boolean_value_rather_than_comparison=false
+sp_cleanup.break_loop=false
+sp_cleanup.collection_cloning=false
+sp_cleanup.comparing_on_criteria=true
+sp_cleanup.comparison_statement=false
+sp_cleanup.controlflow_merge=false
+sp_cleanup.convert_functional_interfaces=false
+sp_cleanup.convert_to_enhanced_for_loop=true
+sp_cleanup.convert_to_enhanced_for_loop_if_loop_var_used=false
+sp_cleanup.convert_to_switch_expressions=false
+sp_cleanup.correct_indentation=true
+sp_cleanup.do_while_rather_than_while=false
+sp_cleanup.double_negation=false
+sp_cleanup.else_if=false
+sp_cleanup.embedded_if=false
+sp_cleanup.evaluate_nullable=false
+sp_cleanup.extract_increment=false
+sp_cleanup.format_source_code=true
+sp_cleanup.format_source_code_changes_only=false
+sp_cleanup.hash=false
+sp_cleanup.if_condition=false
+sp_cleanup.insert_inferred_type_arguments=false
+sp_cleanup.instanceof=false
+sp_cleanup.instanceof_keyword=false
+sp_cleanup.invert_equals=false
+sp_cleanup.join=false
+sp_cleanup.lazy_logical_operator=false
+sp_cleanup.make_local_variable_final=true
+sp_cleanup.make_parameters_final=true
+sp_cleanup.make_private_fields_final=true
+sp_cleanup.make_type_abstract_if_missing_method=false
+sp_cleanup.make_variable_declarations_final=true
+sp_cleanup.map_cloning=false
+sp_cleanup.merge_conditional_blocks=false
+sp_cleanup.multi_catch=false
+sp_cleanup.never_use_blocks=false
+sp_cleanup.never_use_parentheses_in_expressions=true
+sp_cleanup.no_string_creation=false
+sp_cleanup.no_super=false
+sp_cleanup.number_suffix=false
+sp_cleanup.objects_equals=false
+sp_cleanup.on_save_use_additional_actions=true
+sp_cleanup.one_if_rather_than_duplicate_blocks_that_fall_through=false
+sp_cleanup.operand_factorization=false
+sp_cleanup.organize_imports=true
+sp_cleanup.overridden_assignment=false
+sp_cleanup.plain_replacement=false
+sp_cleanup.precompile_regex=false
+sp_cleanup.primitive_comparison=false
+sp_cleanup.primitive_parsing=false
+sp_cleanup.primitive_rather_than_wrapper=false
+sp_cleanup.primitive_serialization=false
+sp_cleanup.pull_out_if_from_if_else=false
+sp_cleanup.pull_up_assignment=false
+sp_cleanup.push_down_negation=false
+sp_cleanup.qualify_static_field_accesses_with_declaring_class=false
+sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_with_declaring_class=true
+sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
+sp_cleanup.reduce_indentation=false
+sp_cleanup.redundant_comparator=false
+sp_cleanup.redundant_falling_through_block_end=false
+sp_cleanup.remove_private_constructors=true
+sp_cleanup.remove_redundant_modifiers=false
+sp_cleanup.remove_redundant_semicolons=false
+sp_cleanup.remove_redundant_type_arguments=false
+sp_cleanup.remove_trailing_whitespaces=true
+sp_cleanup.remove_trailing_whitespaces_all=true
+sp_cleanup.remove_trailing_whitespaces_ignore_empty=false
+sp_cleanup.remove_unnecessary_array_creation=false
+sp_cleanup.remove_unnecessary_casts=true
+sp_cleanup.remove_unnecessary_nls_tags=true
+sp_cleanup.remove_unused_imports=true
+sp_cleanup.remove_unused_local_variables=false
+sp_cleanup.remove_unused_private_fields=true
+sp_cleanup.remove_unused_private_members=false
+sp_cleanup.remove_unused_private_methods=true
+sp_cleanup.remove_unused_private_types=true
+sp_cleanup.return_expression=false
+sp_cleanup.simplify_lambda_expression_and_method_ref=false
+sp_cleanup.single_used_field=false
+sp_cleanup.sort_members=false
+sp_cleanup.sort_members_all=false
+sp_cleanup.standard_comparison=false
+sp_cleanup.static_inner_class=false
+sp_cleanup.strictly_equal_or_different=false
+sp_cleanup.stringbuffer_to_stringbuilder=false
+sp_cleanup.stringbuilder=false
+sp_cleanup.stringbuilder_for_local_vars=false
+sp_cleanup.stringconcat_to_textblock=false
+sp_cleanup.substring=false
+sp_cleanup.switch=false
+sp_cleanup.system_property=false
+sp_cleanup.system_property_boolean=false
+sp_cleanup.system_property_file_encoding=false
+sp_cleanup.system_property_file_separator=false
+sp_cleanup.system_property_line_separator=false
+sp_cleanup.system_property_path_separator=false
+sp_cleanup.ternary_operator=false
+sp_cleanup.try_with_resource=false
+sp_cleanup.unlooped_while=false
+sp_cleanup.unreachable_block=false
+sp_cleanup.use_anonymous_class_creation=false
+sp_cleanup.use_autoboxing=false
+sp_cleanup.use_blocks=true
+sp_cleanup.use_blocks_only_for_return_and_throw=false
+sp_cleanup.use_directly_map_method=false
+sp_cleanup.use_lambda=true
+sp_cleanup.use_parentheses_in_expressions=true
+sp_cleanup.use_string_is_blank=false
+sp_cleanup.use_this_for_non_static_field_access=true
+sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=false
+sp_cleanup.use_this_for_non_static_method_access=true
+sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=false
+sp_cleanup.use_unboxing=false
+sp_cleanup.use_var=false
+sp_cleanup.useless_continue=true
+sp_cleanup.useless_return=true
+sp_cleanup.valueof_rather_than_instantiation=false
diff --git a/theodolite-benchmarks/uc2-commons/.settings/qa.eclipse.plugin.checkstyle.prefs b/theodolite-benchmarks/uc2-commons/.settings/qa.eclipse.plugin.checkstyle.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..4fa4266c755f4ff8da465ab7341cd70ffb24ecf7
--- /dev/null
+++ b/theodolite-benchmarks/uc2-commons/.settings/qa.eclipse.plugin.checkstyle.prefs
@@ -0,0 +1,4 @@
+configFilePath=../config/checkstyle.xml
+customModulesJarPaths=
+eclipse.preferences.version=1
+enabled=false
diff --git a/theodolite-benchmarks/uc2-commons/.settings/qa.eclipse.plugin.pmd.prefs b/theodolite-benchmarks/uc2-commons/.settings/qa.eclipse.plugin.pmd.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..40bfd0ecdbbe324bb54e4b9f9f32ba95cf5b0c2a
--- /dev/null
+++ b/theodolite-benchmarks/uc2-commons/.settings/qa.eclipse.plugin.pmd.prefs
@@ -0,0 +1,4 @@
+customRulesJars=
+eclipse.preferences.version=1
+enabled=false
+ruleSetFilePath=../config/pmd.xml
diff --git a/theodolite-benchmarks/uc2-commons/build.gradle b/theodolite-benchmarks/uc2-commons/build.gradle
new file mode 100644
index 0000000000000000000000000000000000000000..d8bc82eb581769f14ee201c1c48866ff64d0ea01
--- /dev/null
+++ b/theodolite-benchmarks/uc2-commons/build.gradle
@@ -0,0 +1,19 @@
+plugins {
+    id 'theodolite.java-commons'
+}
+
+repositories {
+  mavenCentral()
+  maven {
+    url "https://oss.sonatype.org/content/repositories/snapshots/"
+  }
+  maven {
+    url 'https://packages.confluent.io/maven/'
+  }
+}
+
+dependencies {
+  implementation project(':commons')
+
+  testImplementation 'junit:junit:4.12'
+}
diff --git a/theodolite-benchmarks/uc3-commons/.settings/org.eclipse.jdt.ui.prefs b/theodolite-benchmarks/uc3-commons/.settings/org.eclipse.jdt.ui.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..b2a15f439cf1844efe56f1ac0d82a2884e66cb9d
--- /dev/null
+++ b/theodolite-benchmarks/uc3-commons/.settings/org.eclipse.jdt.ui.prefs
@@ -0,0 +1,286 @@
+cleanup.add_all=false
+cleanup.add_default_serial_version_id=true
+cleanup.add_generated_serial_version_id=false
+cleanup.add_missing_annotations=true
+cleanup.add_missing_deprecated_annotations=true
+cleanup.add_missing_methods=false
+cleanup.add_missing_nls_tags=false
+cleanup.add_missing_override_annotations=true
+cleanup.add_missing_override_annotations_interface_methods=true
+cleanup.add_serial_version_id=false
+cleanup.always_use_blocks=true
+cleanup.always_use_parentheses_in_expressions=false
+cleanup.always_use_this_for_non_static_field_access=true
+cleanup.always_use_this_for_non_static_method_access=true
+cleanup.array_with_curly=false
+cleanup.arrays_fill=false
+cleanup.bitwise_conditional_expression=false
+cleanup.boolean_literal=false
+cleanup.boolean_value_rather_than_comparison=true
+cleanup.break_loop=false
+cleanup.collection_cloning=false
+cleanup.comparing_on_criteria=false
+cleanup.comparison_statement=false
+cleanup.controlflow_merge=false
+cleanup.convert_functional_interfaces=false
+cleanup.convert_to_enhanced_for_loop=true
+cleanup.convert_to_enhanced_for_loop_if_loop_var_used=true
+cleanup.convert_to_switch_expressions=false
+cleanup.correct_indentation=true
+cleanup.do_while_rather_than_while=true
+cleanup.double_negation=false
+cleanup.else_if=false
+cleanup.embedded_if=false
+cleanup.evaluate_nullable=false
+cleanup.extract_increment=false
+cleanup.format_source_code=true
+cleanup.format_source_code_changes_only=false
+cleanup.hash=false
+cleanup.if_condition=false
+cleanup.insert_inferred_type_arguments=false
+cleanup.instanceof=false
+cleanup.instanceof_keyword=false
+cleanup.invert_equals=false
+cleanup.join=false
+cleanup.lazy_logical_operator=false
+cleanup.make_local_variable_final=true
+cleanup.make_parameters_final=true
+cleanup.make_private_fields_final=true
+cleanup.make_type_abstract_if_missing_method=false
+cleanup.make_variable_declarations_final=true
+cleanup.map_cloning=false
+cleanup.merge_conditional_blocks=false
+cleanup.multi_catch=false
+cleanup.never_use_blocks=false
+cleanup.never_use_parentheses_in_expressions=true
+cleanup.no_string_creation=false
+cleanup.no_super=false
+cleanup.number_suffix=false
+cleanup.objects_equals=false
+cleanup.one_if_rather_than_duplicate_blocks_that_fall_through=true
+cleanup.operand_factorization=false
+cleanup.organize_imports=true
+cleanup.overridden_assignment=false
+cleanup.plain_replacement=false
+cleanup.precompile_regex=false
+cleanup.primitive_comparison=false
+cleanup.primitive_parsing=false
+cleanup.primitive_rather_than_wrapper=true
+cleanup.primitive_serialization=false
+cleanup.pull_out_if_from_if_else=false
+cleanup.pull_up_assignment=false
+cleanup.push_down_negation=false
+cleanup.qualify_static_field_accesses_with_declaring_class=false
+cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+cleanup.qualify_static_member_accesses_with_declaring_class=true
+cleanup.qualify_static_method_accesses_with_declaring_class=false
+cleanup.reduce_indentation=false
+cleanup.redundant_comparator=false
+cleanup.redundant_falling_through_block_end=false
+cleanup.remove_private_constructors=true
+cleanup.remove_redundant_modifiers=false
+cleanup.remove_redundant_semicolons=true
+cleanup.remove_redundant_type_arguments=true
+cleanup.remove_trailing_whitespaces=true
+cleanup.remove_trailing_whitespaces_all=true
+cleanup.remove_trailing_whitespaces_ignore_empty=false
+cleanup.remove_unnecessary_array_creation=false
+cleanup.remove_unnecessary_casts=true
+cleanup.remove_unnecessary_nls_tags=true
+cleanup.remove_unused_imports=true
+cleanup.remove_unused_local_variables=false
+cleanup.remove_unused_private_fields=true
+cleanup.remove_unused_private_members=false
+cleanup.remove_unused_private_methods=true
+cleanup.remove_unused_private_types=true
+cleanup.return_expression=false
+cleanup.simplify_lambda_expression_and_method_ref=false
+cleanup.single_used_field=false
+cleanup.sort_members=false
+cleanup.sort_members_all=false
+cleanup.standard_comparison=false
+cleanup.static_inner_class=false
+cleanup.strictly_equal_or_different=false
+cleanup.stringbuffer_to_stringbuilder=false
+cleanup.stringbuilder=false
+cleanup.stringbuilder_for_local_vars=true
+cleanup.stringconcat_to_textblock=false
+cleanup.substring=false
+cleanup.switch=false
+cleanup.system_property=false
+cleanup.system_property_boolean=false
+cleanup.system_property_file_encoding=false
+cleanup.system_property_file_separator=false
+cleanup.system_property_line_separator=false
+cleanup.system_property_path_separator=false
+cleanup.ternary_operator=false
+cleanup.try_with_resource=false
+cleanup.unlooped_while=false
+cleanup.unreachable_block=false
+cleanup.use_anonymous_class_creation=false
+cleanup.use_autoboxing=false
+cleanup.use_blocks=true
+cleanup.use_blocks_only_for_return_and_throw=false
+cleanup.use_directly_map_method=false
+cleanup.use_lambda=true
+cleanup.use_parentheses_in_expressions=true
+cleanup.use_string_is_blank=false
+cleanup.use_this_for_non_static_field_access=true
+cleanup.use_this_for_non_static_field_access_only_if_necessary=false
+cleanup.use_this_for_non_static_method_access=true
+cleanup.use_this_for_non_static_method_access_only_if_necessary=false
+cleanup.use_unboxing=false
+cleanup.use_var=false
+cleanup.useless_continue=false
+cleanup.useless_return=false
+cleanup.valueof_rather_than_instantiation=false
+cleanup_profile=_CAU-SE-Style
+cleanup_settings_version=2
+eclipse.preferences.version=1
+editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
+formatter_profile=_CAU-SE-Style
+formatter_settings_version=21
+org.eclipse.jdt.ui.ignorelowercasenames=true
+org.eclipse.jdt.ui.importorder=
+org.eclipse.jdt.ui.ondemandthreshold=99
+org.eclipse.jdt.ui.staticondemandthreshold=99
+org.eclipse.jdt.ui.text.custom_code_templates=
+sp_cleanup.add_all=false
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+sp_cleanup.add_missing_deprecated_annotations=true
+sp_cleanup.add_missing_methods=false
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+sp_cleanup.add_serial_version_id=false
+sp_cleanup.always_use_blocks=true
+sp_cleanup.always_use_parentheses_in_expressions=false
+sp_cleanup.always_use_this_for_non_static_field_access=true
+sp_cleanup.always_use_this_for_non_static_method_access=true
+sp_cleanup.array_with_curly=false
+sp_cleanup.arrays_fill=false
+sp_cleanup.bitwise_conditional_expression=false
+sp_cleanup.boolean_literal=false
+sp_cleanup.boolean_value_rather_than_comparison=false
+sp_cleanup.break_loop=false
+sp_cleanup.collection_cloning=false
+sp_cleanup.comparing_on_criteria=true
+sp_cleanup.comparison_statement=false
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+sp_cleanup.use_blocks=true
+sp_cleanup.use_blocks_only_for_return_and_throw=false
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+sp_cleanup.use_lambda=true
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+sp_cleanup.use_string_is_blank=false
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+sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=false
+sp_cleanup.use_this_for_non_static_method_access=true
+sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=false
+sp_cleanup.use_unboxing=false
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diff --git a/theodolite-benchmarks/uc3-commons/.settings/qa.eclipse.plugin.checkstyle.prefs b/theodolite-benchmarks/uc3-commons/.settings/qa.eclipse.plugin.checkstyle.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..4fa4266c755f4ff8da465ab7341cd70ffb24ecf7
--- /dev/null
+++ b/theodolite-benchmarks/uc3-commons/.settings/qa.eclipse.plugin.checkstyle.prefs
@@ -0,0 +1,4 @@
+configFilePath=../config/checkstyle.xml
+customModulesJarPaths=
+eclipse.preferences.version=1
+enabled=false
diff --git a/theodolite-benchmarks/uc3-commons/.settings/qa.eclipse.plugin.pmd.prefs b/theodolite-benchmarks/uc3-commons/.settings/qa.eclipse.plugin.pmd.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..40bfd0ecdbbe324bb54e4b9f9f32ba95cf5b0c2a
--- /dev/null
+++ b/theodolite-benchmarks/uc3-commons/.settings/qa.eclipse.plugin.pmd.prefs
@@ -0,0 +1,4 @@
+customRulesJars=
+eclipse.preferences.version=1
+enabled=false
+ruleSetFilePath=../config/pmd.xml
diff --git a/theodolite-benchmarks/uc3-commons/build.gradle b/theodolite-benchmarks/uc3-commons/build.gradle
new file mode 100644
index 0000000000000000000000000000000000000000..d8bc82eb581769f14ee201c1c48866ff64d0ea01
--- /dev/null
+++ b/theodolite-benchmarks/uc3-commons/build.gradle
@@ -0,0 +1,19 @@
+plugins {
+    id 'theodolite.java-commons'
+}
+
+repositories {
+  mavenCentral()
+  maven {
+    url "https://oss.sonatype.org/content/repositories/snapshots/"
+  }
+  maven {
+    url 'https://packages.confluent.io/maven/'
+  }
+}
+
+dependencies {
+  implementation project(':commons')
+
+  testImplementation 'junit:junit:4.12'
+}
diff --git a/theodolite-benchmarks/uc4-commons/.settings/org.eclipse.jdt.ui.prefs b/theodolite-benchmarks/uc4-commons/.settings/org.eclipse.jdt.ui.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..b2a15f439cf1844efe56f1ac0d82a2884e66cb9d
--- /dev/null
+++ b/theodolite-benchmarks/uc4-commons/.settings/org.eclipse.jdt.ui.prefs
@@ -0,0 +1,286 @@
+cleanup.add_all=false
+cleanup.add_default_serial_version_id=true
+cleanup.add_generated_serial_version_id=false
+cleanup.add_missing_annotations=true
+cleanup.add_missing_deprecated_annotations=true
+cleanup.add_missing_methods=false
+cleanup.add_missing_nls_tags=false
+cleanup.add_missing_override_annotations=true
+cleanup.add_missing_override_annotations_interface_methods=true
+cleanup.add_serial_version_id=false
+cleanup.always_use_blocks=true
+cleanup.always_use_parentheses_in_expressions=false
+cleanup.always_use_this_for_non_static_field_access=true
+cleanup.always_use_this_for_non_static_method_access=true
+cleanup.array_with_curly=false
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+cleanup.boolean_value_rather_than_comparison=true
+cleanup.break_loop=false
+cleanup.collection_cloning=false
+cleanup.comparing_on_criteria=false
+cleanup.comparison_statement=false
+cleanup.controlflow_merge=false
+cleanup.convert_functional_interfaces=false
+cleanup.convert_to_enhanced_for_loop=true
+cleanup.convert_to_enhanced_for_loop_if_loop_var_used=true
+cleanup.convert_to_switch_expressions=false
+cleanup.correct_indentation=true
+cleanup.do_while_rather_than_while=true
+cleanup.double_negation=false
+cleanup.else_if=false
+cleanup.embedded_if=false
+cleanup.evaluate_nullable=false
+cleanup.extract_increment=false
+cleanup.format_source_code=true
+cleanup.format_source_code_changes_only=false
+cleanup.hash=false
+cleanup.if_condition=false
+cleanup.insert_inferred_type_arguments=false
+cleanup.instanceof=false
+cleanup.instanceof_keyword=false
+cleanup.invert_equals=false
+cleanup.join=false
+cleanup.lazy_logical_operator=false
+cleanup.make_local_variable_final=true
+cleanup.make_parameters_final=true
+cleanup.make_private_fields_final=true
+cleanup.make_type_abstract_if_missing_method=false
+cleanup.make_variable_declarations_final=true
+cleanup.map_cloning=false
+cleanup.merge_conditional_blocks=false
+cleanup.multi_catch=false
+cleanup.never_use_blocks=false
+cleanup.never_use_parentheses_in_expressions=true
+cleanup.no_string_creation=false
+cleanup.no_super=false
+cleanup.number_suffix=false
+cleanup.objects_equals=false
+cleanup.one_if_rather_than_duplicate_blocks_that_fall_through=true
+cleanup.operand_factorization=false
+cleanup.organize_imports=true
+cleanup.overridden_assignment=false
+cleanup.plain_replacement=false
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+cleanup.primitive_comparison=false
+cleanup.primitive_parsing=false
+cleanup.primitive_rather_than_wrapper=true
+cleanup.primitive_serialization=false
+cleanup.pull_out_if_from_if_else=false
+cleanup.pull_up_assignment=false
+cleanup.push_down_negation=false
+cleanup.qualify_static_field_accesses_with_declaring_class=false
+cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+cleanup.qualify_static_member_accesses_with_declaring_class=true
+cleanup.qualify_static_method_accesses_with_declaring_class=false
+cleanup.reduce_indentation=false
+cleanup.redundant_comparator=false
+cleanup.redundant_falling_through_block_end=false
+cleanup.remove_private_constructors=true
+cleanup.remove_redundant_modifiers=false
+cleanup.remove_redundant_semicolons=true
+cleanup.remove_redundant_type_arguments=true
+cleanup.remove_trailing_whitespaces=true
+cleanup.remove_trailing_whitespaces_all=true
+cleanup.remove_trailing_whitespaces_ignore_empty=false
+cleanup.remove_unnecessary_array_creation=false
+cleanup.remove_unnecessary_casts=true
+cleanup.remove_unnecessary_nls_tags=true
+cleanup.remove_unused_imports=true
+cleanup.remove_unused_local_variables=false
+cleanup.remove_unused_private_fields=true
+cleanup.remove_unused_private_members=false
+cleanup.remove_unused_private_methods=true
+cleanup.remove_unused_private_types=true
+cleanup.return_expression=false
+cleanup.simplify_lambda_expression_and_method_ref=false
+cleanup.single_used_field=false
+cleanup.sort_members=false
+cleanup.sort_members_all=false
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+cleanup.static_inner_class=false
+cleanup.strictly_equal_or_different=false
+cleanup.stringbuffer_to_stringbuilder=false
+cleanup.stringbuilder=false
+cleanup.stringbuilder_for_local_vars=true
+cleanup.stringconcat_to_textblock=false
+cleanup.substring=false
+cleanup.switch=false
+cleanup.system_property=false
+cleanup.system_property_boolean=false
+cleanup.system_property_file_encoding=false
+cleanup.system_property_file_separator=false
+cleanup.system_property_line_separator=false
+cleanup.system_property_path_separator=false
+cleanup.ternary_operator=false
+cleanup.try_with_resource=false
+cleanup.unlooped_while=false
+cleanup.unreachable_block=false
+cleanup.use_anonymous_class_creation=false
+cleanup.use_autoboxing=false
+cleanup.use_blocks=true
+cleanup.use_blocks_only_for_return_and_throw=false
+cleanup.use_directly_map_method=false
+cleanup.use_lambda=true
+cleanup.use_parentheses_in_expressions=true
+cleanup.use_string_is_blank=false
+cleanup.use_this_for_non_static_field_access=true
+cleanup.use_this_for_non_static_field_access_only_if_necessary=false
+cleanup.use_this_for_non_static_method_access=true
+cleanup.use_this_for_non_static_method_access_only_if_necessary=false
+cleanup.use_unboxing=false
+cleanup.use_var=false
+cleanup.useless_continue=false
+cleanup.useless_return=false
+cleanup.valueof_rather_than_instantiation=false
+cleanup_profile=_CAU-SE-Style
+cleanup_settings_version=2
+eclipse.preferences.version=1
+editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
+formatter_profile=_CAU-SE-Style
+formatter_settings_version=21
+org.eclipse.jdt.ui.ignorelowercasenames=true
+org.eclipse.jdt.ui.importorder=
+org.eclipse.jdt.ui.ondemandthreshold=99
+org.eclipse.jdt.ui.staticondemandthreshold=99
+org.eclipse.jdt.ui.text.custom_code_templates=
+sp_cleanup.add_all=false
+sp_cleanup.add_default_serial_version_id=true
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+sp_cleanup.always_use_this_for_non_static_field_access=true
+sp_cleanup.always_use_this_for_non_static_method_access=true
+sp_cleanup.array_with_curly=false
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+sp_cleanup.convert_to_enhanced_for_loop_if_loop_var_used=false
+sp_cleanup.convert_to_switch_expressions=false
+sp_cleanup.correct_indentation=true
+sp_cleanup.do_while_rather_than_while=false
+sp_cleanup.double_negation=false
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+sp_cleanup.format_source_code_changes_only=false
+sp_cleanup.hash=false
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+sp_cleanup.join=false
+sp_cleanup.lazy_logical_operator=false
+sp_cleanup.make_local_variable_final=true
+sp_cleanup.make_parameters_final=true
+sp_cleanup.make_private_fields_final=true
+sp_cleanup.make_type_abstract_if_missing_method=false
+sp_cleanup.make_variable_declarations_final=true
+sp_cleanup.map_cloning=false
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+sp_cleanup.multi_catch=false
+sp_cleanup.never_use_blocks=false
+sp_cleanup.never_use_parentheses_in_expressions=true
+sp_cleanup.no_string_creation=false
+sp_cleanup.no_super=false
+sp_cleanup.number_suffix=false
+sp_cleanup.objects_equals=false
+sp_cleanup.on_save_use_additional_actions=true
+sp_cleanup.one_if_rather_than_duplicate_blocks_that_fall_through=false
+sp_cleanup.operand_factorization=false
+sp_cleanup.organize_imports=true
+sp_cleanup.overridden_assignment=false
+sp_cleanup.plain_replacement=false
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+sp_cleanup.primitive_comparison=false
+sp_cleanup.primitive_parsing=false
+sp_cleanup.primitive_rather_than_wrapper=false
+sp_cleanup.primitive_serialization=false
+sp_cleanup.pull_out_if_from_if_else=false
+sp_cleanup.pull_up_assignment=false
+sp_cleanup.push_down_negation=false
+sp_cleanup.qualify_static_field_accesses_with_declaring_class=false
+sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_with_declaring_class=true
+sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
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+sp_cleanup.remove_redundant_modifiers=false
+sp_cleanup.remove_redundant_semicolons=false
+sp_cleanup.remove_redundant_type_arguments=false
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+sp_cleanup.remove_trailing_whitespaces_all=true
+sp_cleanup.remove_trailing_whitespaces_ignore_empty=false
+sp_cleanup.remove_unnecessary_array_creation=false
+sp_cleanup.remove_unnecessary_casts=true
+sp_cleanup.remove_unnecessary_nls_tags=true
+sp_cleanup.remove_unused_imports=true
+sp_cleanup.remove_unused_local_variables=false
+sp_cleanup.remove_unused_private_fields=true
+sp_cleanup.remove_unused_private_members=false
+sp_cleanup.remove_unused_private_methods=true
+sp_cleanup.remove_unused_private_types=true
+sp_cleanup.return_expression=false
+sp_cleanup.simplify_lambda_expression_and_method_ref=false
+sp_cleanup.single_used_field=false
+sp_cleanup.sort_members=false
+sp_cleanup.sort_members_all=false
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+sp_cleanup.strictly_equal_or_different=false
+sp_cleanup.stringbuffer_to_stringbuilder=false
+sp_cleanup.stringbuilder=false
+sp_cleanup.stringbuilder_for_local_vars=false
+sp_cleanup.stringconcat_to_textblock=false
+sp_cleanup.substring=false
+sp_cleanup.switch=false
+sp_cleanup.system_property=false
+sp_cleanup.system_property_boolean=false
+sp_cleanup.system_property_file_encoding=false
+sp_cleanup.system_property_file_separator=false
+sp_cleanup.system_property_line_separator=false
+sp_cleanup.system_property_path_separator=false
+sp_cleanup.ternary_operator=false
+sp_cleanup.try_with_resource=false
+sp_cleanup.unlooped_while=false
+sp_cleanup.unreachable_block=false
+sp_cleanup.use_anonymous_class_creation=false
+sp_cleanup.use_autoboxing=false
+sp_cleanup.use_blocks=true
+sp_cleanup.use_blocks_only_for_return_and_throw=false
+sp_cleanup.use_directly_map_method=false
+sp_cleanup.use_lambda=true
+sp_cleanup.use_parentheses_in_expressions=true
+sp_cleanup.use_string_is_blank=false
+sp_cleanup.use_this_for_non_static_field_access=true
+sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=false
+sp_cleanup.use_this_for_non_static_method_access=true
+sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=false
+sp_cleanup.use_unboxing=false
+sp_cleanup.use_var=false
+sp_cleanup.useless_continue=true
+sp_cleanup.useless_return=true
+sp_cleanup.valueof_rather_than_instantiation=false
diff --git a/theodolite-benchmarks/uc4-commons/.settings/qa.eclipse.plugin.checkstyle.prefs b/theodolite-benchmarks/uc4-commons/.settings/qa.eclipse.plugin.checkstyle.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..4fa4266c755f4ff8da465ab7341cd70ffb24ecf7
--- /dev/null
+++ b/theodolite-benchmarks/uc4-commons/.settings/qa.eclipse.plugin.checkstyle.prefs
@@ -0,0 +1,4 @@
+configFilePath=../config/checkstyle.xml
+customModulesJarPaths=
+eclipse.preferences.version=1
+enabled=false
diff --git a/theodolite-benchmarks/uc4-commons/.settings/qa.eclipse.plugin.pmd.prefs b/theodolite-benchmarks/uc4-commons/.settings/qa.eclipse.plugin.pmd.prefs
new file mode 100644
index 0000000000000000000000000000000000000000..40bfd0ecdbbe324bb54e4b9f9f32ba95cf5b0c2a
--- /dev/null
+++ b/theodolite-benchmarks/uc4-commons/.settings/qa.eclipse.plugin.pmd.prefs
@@ -0,0 +1,4 @@
+customRulesJars=
+eclipse.preferences.version=1
+enabled=false
+ruleSetFilePath=../config/pmd.xml
diff --git a/theodolite-benchmarks/uc4-commons/build.gradle b/theodolite-benchmarks/uc4-commons/build.gradle
new file mode 100644
index 0000000000000000000000000000000000000000..d8bc82eb581769f14ee201c1c48866ff64d0ea01
--- /dev/null
+++ b/theodolite-benchmarks/uc4-commons/build.gradle
@@ -0,0 +1,19 @@
+plugins {
+    id 'theodolite.java-commons'
+}
+
+repositories {
+  mavenCentral()
+  maven {
+    url "https://oss.sonatype.org/content/repositories/snapshots/"
+  }
+  maven {
+    url 'https://packages.confluent.io/maven/'
+  }
+}
+
+dependencies {
+  implementation project(':commons')
+
+  testImplementation 'junit:junit:4.12'
+}