eclipse.gradle

import org.gradle.plugins.ide.eclipse.model.AccessRule
apply plugin: "eclipse"

// ensure that source code is generated, otherwise class `BstLexer` cannot be found
tasks.eclipseClasspath.dependsOn "generateSource"

// workaround until https://github.com/gradle/gradle/issues/898 is resolved
eclipseJdt.doLast {
    File f = file('.settings/org.eclipse.core.resources.prefs')
    f.write('eclipse.preferences.version=1\n')
    f.append('encoding/<project>=UTF-8')
}
eclipse {
    project {
        natures 'org.eclipse.buildship.core.gradleprojectnature'
    }

    classpath {
        file {
            whenMerged {
                entries.findAll { isModule(it) }.each { //(1)
                    it.entryAttributes['module'] = 'true'
                }

                entries.findAll { isSource(it) && isTestScope(it) }.each {
                    it.entryAttributes['test'] = 'true'
                }

                entries.findAll { isLibrary(it) && isTestScope(it) }.each {
                    it.entryAttributes['test'] = 'true'
                }
            }
        }

        defaultOutputDir = file('build')
        downloadSources = true
        downloadJavadoc = true
    }
}

boolean isLibrary(entry) { return entry.properties.kind.equals('lib') }
boolean isTestScope(entry) { return entry.entryAttributes.get('gradle_used_by_scope').equals('test'); }
boolean isModule(entry) { isLibrary(entry) && !isTestScope(entry); }
boolean isSource(entry) { return entry.properties.kind.equals('src'); }


// add formatter and cleanup settings to Eclipse settings
// see http://stackoverflow.com/a/27461890/873282

tasks.cleanEclipse.doLast {
    delete("${project.projectDir}/.settings/org.eclipse.core.resources.prefs")
    delete("${project.projectDir}/.settings/org.eclipse.jdt.core.prefs")
    delete("${project.projectDir}/.settings/org.eclipse.jdt.ui.prefs")
}

// Currently, the eclipse task is not intelligent enough to replace generated lines:
// It just adds the lines.
// To avoid broken configurations, the existing configuration is deleted completely.
tasks.eclipse.dependsOn(cleanEclipse)

tasks.eclipse.doFirst {
    File jdt_core_prefs = file("${project.projectDir}/.settings/org.eclipse.jdt.core.prefs")
    // existence check doesn't work as gradle generates the file on its own
    /* following entries are not written as they are generated by gradle:
            org.eclipse.jdt.core.compiler.debug.lineNumber=generate
            org.eclipse.jdt.core.compiler.debug.localVariable=generate
            org.eclipse.jdt.core.compiler.debug.sourceFile=generate
            org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
            org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
            org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
            org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
    */
    jdt_core_prefs.append('''
        org.eclipse.jdt.core.compiler.annotation.inheritNullAnnotations=disabled
        org.eclipse.jdt.core.compiler.annotation.missingNonNullByDefaultAnnotation=ignore
        org.eclipse.jdt.core.compiler.annotation.nonnull=org.eclipse.jdt.annotation.NonNull
        org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annotation.NonNullByDefault
        org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
        org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
        org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
        org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
        org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
        org.eclipse.jdt.core.compiler.problem.deadCode=warning
        org.eclipse.jdt.core.compiler.problem.deprecation=warning
        org.eclipse.jdt.core.compiler.problem.deprecationInDeprecatedCode=disabled
        org.eclipse.jdt.core.compiler.problem.deprecationWhenOverridingDeprecatedMethod=disabled
        org.eclipse.jdt.core.compiler.problem.discouragedReference=warning
        org.eclipse.jdt.core.compiler.problem.emptyStatement=warning
        org.eclipse.jdt.core.compiler.problem.explicitlyClosedAutoCloseable=warning
        org.eclipse.jdt.core.compiler.problem.fallthroughCase=ignore
        org.eclipse.jdt.core.compiler.problem.fatalOptionalError=disabled
        org.eclipse.jdt.core.compiler.problem.fieldHiding=warning
        org.eclipse.jdt.core.compiler.problem.finalParameterBound=warning
        org.eclipse.jdt.core.compiler.problem.finallyBlockNotCompletingNormally=warning
        org.eclipse.jdt.core.compiler.problem.forbiddenReference=error
        org.eclipse.jdt.core.compiler.problem.hiddenCatchBlock=warning
        org.eclipse.jdt.core.compiler.problem.includeNullInfoFromAsserts=disabled
        org.eclipse.jdt.core.compiler.problem.incompatibleNonInheritedInterfaceMethod=warning
        org.eclipse.jdt.core.compiler.problem.incompleteEnumSwitch=warning
        org.eclipse.jdt.core.compiler.problem.indirectStaticAccess=ignore
        org.eclipse.jdt.core.compiler.problem.localVariableHiding=warning
        org.eclipse.jdt.core.compiler.problem.methodWithConstructorName=warning
        org.eclipse.jdt.core.compiler.problem.missingDefaultCase=ignore
        org.eclipse.jdt.core.compiler.problem.missingDeprecatedAnnotation=warning
        org.eclipse.jdt.core.compiler.problem.missingEnumCaseDespiteDefault=disabled
        org.eclipse.jdt.core.compiler.problem.missingHashCodeMethod=warning
        org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotation=warning
        org.eclipse.jdt.core.compiler.problem.missingOverrideAnnotationForInterfaceMethodImplementation=enabled
        org.eclipse.jdt.core.compiler.problem.missingSerialVersion=ignore
        org.eclipse.jdt.core.compiler.problem.missingSynchronizedOnInheritedMethod=ignore
        org.eclipse.jdt.core.compiler.problem.noEffectAssignment=warning
        org.eclipse.jdt.core.compiler.problem.noImplicitStringConversion=warning
        org.eclipse.jdt.core.compiler.problem.nonExternalizedStringLiteral=ignore
        org.eclipse.jdt.core.compiler.problem.nonnullParameterAnnotationDropped=warning
        org.eclipse.jdt.core.compiler.problem.nullAnnotationInferenceConflict=error
        org.eclipse.jdt.core.compiler.problem.nullReference=warning
        org.eclipse.jdt.core.compiler.problem.nullSpecViolation=error
        org.eclipse.jdt.core.compiler.problem.nullUncheckedConversion=warning
        org.eclipse.jdt.core.compiler.problem.overridingPackageDefaultMethod=warning
        org.eclipse.jdt.core.compiler.problem.parameterAssignment=ignore
        org.eclipse.jdt.core.compiler.problem.possibleAccidentalBooleanAssignment=warning
        org.eclipse.jdt.core.compiler.problem.potentialNullReference=ignore
        org.eclipse.jdt.core.compiler.problem.potentiallyUnclosedCloseable=warning
        org.eclipse.jdt.core.compiler.problem.rawTypeReference=warning
        org.eclipse.jdt.core.compiler.problem.redundantNullAnnotation=warning
        org.eclipse.jdt.core.compiler.problem.redundantNullCheck=ignore
        org.eclipse.jdt.core.compiler.problem.redundantSpecificationOfTypeArguments=warning
        org.eclipse.jdt.core.compiler.problem.redundantSuperinterface=ignore
        org.eclipse.jdt.core.compiler.problem.reportMethodCanBePotentiallyStatic=ignore
        org.eclipse.jdt.core.compiler.problem.reportMethodCanBeStatic=ignore
        org.eclipse.jdt.core.compiler.problem.specialParameterHidingField=disabled
        org.eclipse.jdt.core.compiler.problem.staticAccessReceiver=ignore
        org.eclipse.jdt.core.compiler.problem.suppressOptionalErrors=disabled
        org.eclipse.jdt.core.compiler.problem.suppressWarnings=enabled
        org.eclipse.jdt.core.compiler.problem.syntacticNullAnalysisForFields=disabled
        org.eclipse.jdt.core.compiler.problem.syntheticAccessEmulation=ignore
        org.eclipse.jdt.core.compiler.problem.typeParameterHiding=warning
        org.eclipse.jdt.core.compiler.problem.unavoidableGenericTypeProblems=disabled
        org.eclipse.jdt.core.compiler.problem.uncheckedTypeOperation=warning
        org.eclipse.jdt.core.compiler.problem.unclosedCloseable=warning
        org.eclipse.jdt.core.compiler.problem.undocumentedEmptyBlock=warning
        org.eclipse.jdt.core.compiler.problem.unhandledWarningToken=warning
        org.eclipse.jdt.core.compiler.problem.unnecessaryElse=ignore
        org.eclipse.jdt.core.compiler.problem.unnecessaryTypeCheck=warning
        org.eclipse.jdt.core.compiler.problem.unqualifiedFieldAccess=ignore
        org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownException=warning
        org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionExemptExceptionAndThrowable=enabled
        org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionIncludeDocCommentReference=enabled
        org.eclipse.jdt.core.compiler.problem.unusedDeclaredThrownExceptionWhenOverriding=disabled
        org.eclipse.jdt.core.compiler.problem.unusedExceptionParameter=ignore
        org.eclipse.jdt.core.compiler.problem.unusedImport=warning
        org.eclipse.jdt.core.compiler.problem.unusedLabel=warning
        org.eclipse.jdt.core.compiler.problem.unusedLocal=warning
        org.eclipse.jdt.core.compiler.problem.unusedObjectAllocation=warning
        org.eclipse.jdt.core.compiler.problem.unusedParameter=warning
        org.eclipse.jdt.core.compiler.problem.unusedParameterIncludeDocCommentReference=disabled
        org.eclipse.jdt.core.compiler.problem.unusedParameterWhenImplementingAbstract=disabled
        org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disabled
        org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
        org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=warning
        org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
        org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
        org.eclipse.jdt.core.formatter.insert_space_after_ellipsis=insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_declarations=insert
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_allocation_expression=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_at_in_annotation_type_declaration=insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_for_statment=common_lines
        org.eclipse.jdt.core.formatter.comment.new_lines_at_block_boundaries=true
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_parameters=insert
        org.eclipse.jdt.core.formatter.comment.insert_new_line_for_parameter=do not insert
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_package=insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_method_invocation=common_lines
        org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_enum_constant=do not insert
        org.eclipse.jdt.core.formatter.blank_lines_after_imports=1
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_while=do not insert
        org.eclipse.jdt.core.formatter.comment.insert_new_line_before_root_tags=insert
        org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_annotation_type_member_declaration=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_method_declaration_throws=do not insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_switch_statement=common_lines
        org.eclipse.jdt.core.formatter.comment.format_javadoc_comments=false
        org.eclipse.jdt.core.formatter.indentation.size=4
        org.eclipse.jdt.core.formatter.insert_space_after_postfix_operator=do not insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_enum_constant_declaration=common_lines
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_for_increments=insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_arguments=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_for_inits=do not insert
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_anonymous_type_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_after_semicolon_in_for=insert
        org.eclipse.jdt.core.formatter.disabling_tag=@formatter\\:off
        org.eclipse.jdt.core.formatter.continuation_indentation=1
        org.eclipse.jdt.core.formatter.alignment_for_enum_constants=48
        org.eclipse.jdt.core.formatter.blank_lines_before_imports=1
        org.eclipse.jdt.core.formatter.blank_lines_after_package=1
        org.eclipse.jdt.core.formatter.insert_space_after_binary_operator=insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_local_declarations=insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_if_while_statement=common_lines
        org.eclipse.jdt.core.formatter.alignment_for_arguments_in_enum_constant=0
        org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_parameterized_type_reference=do not insert
        org.eclipse.jdt.core.formatter.comment.indent_root_tags=true
        org.eclipse.jdt.core.formatter.wrap_before_or_operator_multicatch=false
        org.eclipse.jdt.core.formatter.enabling_tag=@formatter\\:on
        org.eclipse.jdt.core.formatter.insert_space_after_closing_brace_in_block=insert
        org.eclipse.jdt.core.formatter.comment.count_line_length_from_starting_position=false
        org.eclipse.jdt.core.formatter.insert_space_before_parenthesized_expression_in_return=insert
        org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_method_declaration=16
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_parameter=do not insert
        org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line=false
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_field=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_explicitconstructorcall_arguments=insert
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_block=insert
        org.eclipse.jdt.core.formatter.insert_space_after_prefix_operator=do not insert
        org.eclipse.jdt.core.formatter.blank_lines_between_type_declarations=1
        org.eclipse.jdt.core.formatter.insert_space_before_closing_brace_in_array_initializer=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_for=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_catch=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_type_arguments=do not insert
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_method=insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_switch=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_parameterized_type_references=0
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_anonymous_type_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_parenthesized_expression=do not insert
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_enum_constant=insert
        org.eclipse.jdt.core.formatter.never_indent_line_comments_on_first_column=false
        org.eclipse.jdt.core.formatter.insert_space_after_and_in_type_parameter=insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_for_inits=insert
        org.eclipse.jdt.core.formatter.indent_statements_compare_to_block=true
        org.eclipse.jdt.core.formatter.brace_position_for_anonymous_type_declaration=end_of_line
        org.eclipse.jdt.core.formatter.insert_space_before_question_in_wildcard=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_annotation=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_method_invocation_arguments=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_switch=insert
        org.eclipse.jdt.core.formatter.comment.line_length=9999
        org.eclipse.jdt.core.formatter.use_on_off_tags=true
        org.eclipse.jdt.core.formatter.insert_space_between_empty_brackets_in_array_allocation_expression=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_enum_constant=insert
        org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_invocation=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_assignment_operator=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_type_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_for=do not insert
        org.eclipse.jdt.core.formatter.comment.preserve_white_space_between_code_and_line_comments=false
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_local_variable=insert
        org.eclipse.jdt.core.formatter.brace_position_for_method_declaration=end_of_line
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_method_invocation=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_union_type_in_multicatch=18
        org.eclipse.jdt.core.formatter.insert_space_after_colon_in_for=insert
        org.eclipse.jdt.core.formatter.number_of_blank_lines_at_beginning_of_method_body=0
        org.eclipse.jdt.core.formatter.insert_space_after_closing_angle_bracket_in_type_arguments=insert
        org.eclipse.jdt.core.formatter.keep_else_statement_on_same_line=false
        org.eclipse.jdt.core.formatter.alignment_for_binary_expression=18
        org.eclipse.jdt.core.formatter.parentheses_positions_in_catch_clause=common_lines
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_parameterized_type_reference=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_array_initializer=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_field_declarations=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_annotation=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_arguments_in_explicit_constructor_call=18
        org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_annotation_declaration_header=true
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_superinterfaces=insert
        org.eclipse.jdt.core.formatter.insert_space_before_colon_in_default=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_question_in_conditional=insert
        org.eclipse.jdt.core.formatter.brace_position_for_block=end_of_line
        org.eclipse.jdt.core.formatter.brace_position_for_constructor_declaration=end_of_line
        org.eclipse.jdt.core.formatter.brace_position_for_lambda_body=end_of_line
        org.eclipse.jdt.core.formatter.compact_else_if=true
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_parameters=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_catch=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_method_invocation=do not insert
        org.eclipse.jdt.core.formatter.put_empty_statement_on_new_line=true
        org.eclipse.jdt.core.formatter.alignment_for_parameters_in_constructor_declaration=18
        org.eclipse.jdt.core.formatter.alignment_for_type_parameters=0
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_invocation_arguments=insert
        org.eclipse.jdt.core.formatter.alignment_for_arguments_in_method_invocation=18
        org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_constructor_declaration=18
        org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_block_comment=false
        org.eclipse.jdt.core.formatter.insert_new_line_before_catch_in_try_statement=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_try=insert
        org.eclipse.jdt.core.formatter.insert_new_line_at_end_of_file_if_missing=do not insert
        org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_javadoc_comment=false
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_array_initializer=insert
        org.eclipse.jdt.core.formatter.insert_space_before_binary_operator=insert
        org.eclipse.jdt.core.formatter.insert_space_before_unary_operator=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_expressions_in_array_initializer=18
        org.eclipse.jdt.core.formatter.format_line_comment_starting_on_first_column=true
        org.eclipse.jdt.core.formatter.number_of_empty_lines_to_preserve=1
        org.eclipse.jdt.core.formatter.parentheses_positions_in_annotation=common_lines
        org.eclipse.jdt.core.formatter.insert_space_after_colon_in_case=insert
        org.eclipse.jdt.core.formatter.insert_space_before_ellipsis=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_try_resources=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_colon_in_assert=insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_if=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_arguments=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_and_in_type_parameter=insert
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_type_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_parenthesized_expression=do not insert
        org.eclipse.jdt.core.formatter.comment.format_line_comments=false
        org.eclipse.jdt.core.formatter.insert_space_after_colon_in_labeled_statement=insert
        org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
        org.eclipse.jdt.core.formatter.alignment_for_assignment=2
        org.eclipse.jdt.core.formatter.alignment_for_module_statements=16
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_method_body=insert
        org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_type_header=true
        org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_declaration=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_enum_constant=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_superinterfaces_in_type_declaration=16
        org.eclipse.jdt.core.formatter.blank_lines_before_first_class_body_declaration=1
        org.eclipse.jdt.core.formatter.alignment_for_conditional_expression=2
        org.eclipse.jdt.core.formatter.insert_new_line_before_closing_brace_in_array_initializer=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_constructor_declaration_parameters=do not insert
        org.eclipse.jdt.core.formatter.format_guardian_clause_on_one_line=false
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_if=insert
        org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_type=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_block=insert
        org.eclipse.jdt.core.formatter.brace_position_for_enum_declaration=end_of_line
        org.eclipse.jdt.core.formatter.brace_position_for_block_in_case=end_of_line
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_constructor_declaration=do not insert
        org.eclipse.jdt.core.formatter.comment.format_header=false
        org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=18
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_invocation=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_while=insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_switch=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_method_declaration=16
        org.eclipse.jdt.core.formatter.join_wrapped_lines=false
        org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_constructor_declaration=do not insert
        org.eclipse.jdt.core.formatter.wrap_before_conditional_operator=true
        org.eclipse.jdt.core.formatter.indent_switchstatements_compare_to_cases=true
        org.eclipse.jdt.core.formatter.insert_space_before_closing_bracket_in_array_allocation_expression=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_synchronized=do not insert
        org.eclipse.jdt.core.formatter.align_fields_grouping_blank_lines=2147483647
        org.eclipse.jdt.core.formatter.comment.new_lines_at_javadoc_boundaries=true
        org.eclipse.jdt.core.formatter.brace_position_for_annotation_type_declaration=end_of_line
        org.eclipse.jdt.core.formatter.insert_space_before_colon_in_for=insert
        org.eclipse.jdt.core.formatter.alignment_for_resources_in_try=26
        org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations=false
        org.eclipse.jdt.core.formatter.parentheses_positions_in_try_clause=common_lines
        org.eclipse.jdt.core.formatter.alignment_for_selector_in_method_invocation=18
        org.eclipse.jdt.core.formatter.never_indent_block_comments_on_first_column=false
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_synchronized=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_throws=insert
        org.eclipse.jdt.core.formatter.tabulation.size=4
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_enum_constant=insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_allocation_expression=insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_bracket_in_array_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_colon_in_conditional=insert
        org.eclipse.jdt.core.formatter.comment.format_source_code=true
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_array_initializer=insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_try=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_semicolon_in_try_resources=insert
        org.eclipse.jdt.core.formatter.blank_lines_before_field=0
        org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation=do not insert
        org.eclipse.jdt.core.formatter.continuation_indentation_for_array_initializer=1
        org.eclipse.jdt.core.formatter.insert_space_after_question_in_wildcard=do not insert
        org.eclipse.jdt.core.formatter.blank_lines_before_method=1
        org.eclipse.jdt.core.formatter.alignment_for_superclass_in_type_declaration=16
        org.eclipse.jdt.core.formatter.alignment_for_superinterfaces_in_enum_declaration=0
        org.eclipse.jdt.core.formatter.insert_space_before_parenthesized_expression_in_throw=insert
        org.eclipse.jdt.core.formatter.wrap_before_assignment_operator=false
        org.eclipse.jdt.core.formatter.insert_space_before_colon_in_labeled_statement=do not insert
        org.eclipse.jdt.core.formatter.brace_position_for_switch=end_of_line
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_superinterfaces=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_declaration_parameters=insert
        org.eclipse.jdt.core.formatter.insert_new_line_after_type_annotation=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_brace_in_array_initializer=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_parenthesized_expression=do not insert
        org.eclipse.jdt.core.formatter.comment.format_html=true
        org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation_type_declaration=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_closing_angle_bracket_in_type_parameters=insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_method_delcaration=common_lines
        org.eclipse.jdt.core.formatter.alignment_for_compact_if=16
        org.eclipse.jdt.core.formatter.indent_empty_lines=false
        org.eclipse.jdt.core.formatter.alignment_for_type_arguments=0
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_parameterized_type_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_unary_operator=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_enum_constant=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_enum_declarations=do not insert
        org.eclipse.jdt.core.formatter.keep_empty_array_initializer_on_one_line=false
        org.eclipse.jdt.core.formatter.indent_switchstatements_compare_to_switch=true
        org.eclipse.jdt.core.formatter.insert_new_line_before_else_in_if_statement=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_assignment_operator=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_constructor_declaration=do not insert
        org.eclipse.jdt.core.formatter.blank_lines_before_new_chunk=1
        org.eclipse.jdt.core.formatter.insert_new_line_after_label=do not insert
        org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_declaration_header=true
        org.eclipse.jdt.core.formatter.insert_space_after_opening_bracket_in_array_allocation_expression=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_constructor_declaration=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_colon_in_conditional=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_parameterized_type_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_method_declaration_parameters=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_arguments=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_cast=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_colon_in_assert=insert
        org.eclipse.jdt.core.formatter.blank_lines_before_member_type=1
        org.eclipse.jdt.core.formatter.insert_new_line_before_while_in_do_statement=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_type_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_parameterized_type_reference=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_arguments_in_qualified_allocation_expression=18
        org.eclipse.jdt.core.formatter.insert_new_line_after_opening_brace_in_array_initializer=do not insert
        org.eclipse.jdt.core.formatter.insert_new_line_in_empty_enum_declaration=insert
        org.eclipse.jdt.core.formatter.indent_breaks_compare_to_cases=true
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_method_declaration=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_if=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_semicolon=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_postfix_operator=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_try=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_type_arguments=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_cast=do not insert
        org.eclipse.jdt.core.formatter.comment.format_block_comments=false
        org.eclipse.jdt.core.formatter.insert_space_before_lambda_arrow=insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_declaration=do not insert
        org.eclipse.jdt.core.formatter.keep_imple_if_on_one_line=false
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_enum_declaration=insert
        org.eclipse.jdt.core.formatter.alignment_for_parameters_in_method_declaration=18
        org.eclipse.jdt.core.formatter.insert_space_between_brackets_in_array_type_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_type_parameters=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_for=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_declaration_throws=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_allocation_expression=do not insert
        org.eclipse.jdt.core.formatter.indent_statements_compare_to_body=true
        org.eclipse.jdt.core.formatter.alignment_for_multiple_fields=16
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_constant_arguments=insert
        org.eclipse.jdt.core.formatter.insert_space_before_prefix_operator=do not insert
        org.eclipse.jdt.core.formatter.brace_position_for_array_initializer=end_of_line
        org.eclipse.jdt.core.formatter.wrap_before_binary_operator=true
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_method_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_parameters=insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_catch=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_bracket_in_array_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_comma_in_annotation=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_enum_constant_arguments=do not insert
        org.eclipse.jdt.core.formatter.parentheses_positions_in_lambda_declaration=common_lines
        org.eclipse.jdt.core.formatter.insert_space_between_empty_braces_in_array_initializer=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_colon_in_case=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_multiple_local_declarations=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_annotation_type_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_reference=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_method_declaration=do not insert
        org.eclipse.jdt.core.formatter.wrap_outer_expressions_when_nested=true
        org.eclipse.jdt.core.formatter.insert_space_after_closing_paren_in_cast=insert
        org.eclipse.jdt.core.formatter.brace_position_for_enum_constant=end_of_line
        org.eclipse.jdt.core.formatter.brace_position_for_type_declaration=end_of_line
        org.eclipse.jdt.core.formatter.blank_lines_before_package=0
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_for=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_synchronized=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_for_increments=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_annotation_type_member_declaration=do not insert
        org.eclipse.jdt.core.formatter.alignment_for_expressions_in_for_loop_header=0
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_while=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_enum_constant=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_explicitconstructorcall_arguments=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_annotation=do not insert
        org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_type_parameters=do not insert
        org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_constant_header=true
        org.eclipse.jdt.core.formatter.insert_space_after_lambda_arrow=insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_constructor_declaration=insert
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_constructor_declaration_throws=do not insert
        org.eclipse.jdt.core.formatter.join_lines_in_comments=false
        org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_parameters=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_question_in_conditional=insert
        org.eclipse.jdt.core.formatter.comment.indent_parameter_description=true
        org.eclipse.jdt.core.formatter.insert_new_line_before_finally_in_try_statement=do not insert
        org.eclipse.jdt.core.formatter.tabulation.char=space
        org.eclipse.jdt.core.formatter.insert_space_before_comma_in_multiple_field_declarations=do not insert
        org.eclipse.jdt.core.formatter.blank_lines_between_import_groups=1
        org.eclipse.jdt.core.formatter.lineSplit=9999
        org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_annotation=do not insert
        org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_switch=insert
        org.eclipse.jdt.core.javaFormatter=org.eclipse.jdt.core.defaultJavaFormatter
        '''. stripIndent())

    File jdt_ui_prefs = file("${project.projectDir}/.settings/org.eclipse.jdt.ui.prefs")
    if (jdt_ui_prefs.exists()) {
        logger.warn("UI preferences already exist and will not be overridden. Use task 'cleanEclipse' first.")
    } else {
        jdt_ui_prefs.append('''
            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=true
            cleanup.always_use_this_for_non_static_field_access=false
            cleanup.always_use_this_for_non_static_method_access=false
            cleanup.convert_functional_interfaces=false
            cleanup.convert_to_enhanced_for_loop=false
            cleanup.correct_indentation=true
            cleanup.format_source_code=true
            cleanup.format_source_code_changes_only=false
            cleanup.insert_inferred_type_arguments=false
            cleanup.make_local_variable_final=false
            cleanup.make_parameters_final=false
            cleanup.make_private_fields_final=true
            cleanup.make_type_abstract_if_missing_method=false
            cleanup.make_variable_declarations_final=true
            cleanup.never_use_blocks=false
            cleanup.never_use_parentheses_in_expressions=false
            cleanup.organize_imports=true
            cleanup.qualify_static_field_accesses_with_declaring_class=true
            cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=false
            cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=false
            cleanup.qualify_static_member_accesses_with_declaring_class=false
            cleanup.qualify_static_method_accesses_with_declaring_class=false
            cleanup.remove_private_constructors=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_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.sort_members=false
            cleanup.sort_members_all=true
            cleanup.use_anonymous_class_creation=false
            cleanup.use_blocks=true
            cleanup.use_blocks_only_for_return_and_throw=false
            cleanup.use_lambda=true
            cleanup.use_parentheses_in_expressions=true
            cleanup.use_this_for_non_static_field_access=false
            cleanup.use_this_for_non_static_field_access_only_if_necessary=false
            cleanup.use_this_for_non_static_method_access=false
            cleanup.use_this_for_non_static_method_access_only_if_necessary=false
            cleanup.use_type_arguments=false
            cleanup_profile=_JabRef
            cleanup_settings_version=2
            eclipse.preferences.version=1
            editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
            formatter_profile=_JabRef
            formatter_settings_version=12
            org.eclipse.jdt.ui.ignorelowercasenames=true
            org.eclipse.jdt.ui.importorder=java;javax;javafx;net.sf.jabref;org.jabref;;\\#;
            org.eclipse.jdt.ui.ondemandthreshold=99
            org.eclipse.jdt.ui.staticondemandthreshold=99
            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
            sp_cleanup.add_missing_nls_tags=false
            sp_cleanup.add_missing_override_annotations=true
            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=true
            sp_cleanup.always_use_this_for_non_static_field_access=false
            sp_cleanup.always_use_this_for_non_static_method_access=false
            sp_cleanup.convert_functional_interfaces=false
            sp_cleanup.convert_to_enhanced_for_loop=false
            sp_cleanup.correct_indentation=false
            sp_cleanup.format_source_code=true
            sp_cleanup.format_source_code_changes_only=true
            sp_cleanup.insert_inferred_type_arguments=false
            sp_cleanup.make_local_variable_final=false
            sp_cleanup.make_parameters_final=false
            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.never_use_blocks=false
            sp_cleanup.never_use_parentheses_in_expressions=false
            sp_cleanup.on_save_use_additional_actions=true
            sp_cleanup.organize_imports=false
            sp_cleanup.qualify_static_field_accesses_with_declaring_class=true
            sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=false
            sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=false
            sp_cleanup.qualify_static_member_accesses_with_declaring_class=false
            sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
            sp_cleanup.remove_private_constructors=true
            sp_cleanup.remove_redundant_type_arguments=true
            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_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.sort_members=false
            sp_cleanup.sort_members_all=true
            sp_cleanup.use_anonymous_class_creation=false
            sp_cleanup.use_blocks=true
            sp_cleanup.use_blocks_only_for_return_and_throw=false
            sp_cleanup.use_lambda=true
            sp_cleanup.use_parentheses_in_expressions=true
            sp_cleanup.use_this_for_non_static_field_access=false
            sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=false
            sp_cleanup.use_this_for_non_static_method_access=false
            sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=false
            sp_cleanup.use_type_arguments=false
            '''. stripIndent())
    }
}