* Fixed license header to 2020 #3154

* document import in README rather than duplicating header content

* fixed license location

* added license plugin usage in README:

* sync org with core developers in pom

* fixed exclude on class from Quartz

* fix(AAE-493): add initial support for variable type BigDecimal

* fix: externalize ConversionService dependency injection

* fix:  ConformanceServiceTaskModifyVariableTest.shouldBeAbleToStartProcess:95

* fix: add junit-jupiter-engine dependency

* fix: add ProcessVariableValuesMap test stubs

* fix: add IntegrationContextImplTest

* fix: add tests for inbound and outboud BigDecimal variable exchange

* fix: refactor ProcessVariablesMap class and Jackson module packages

* feat: added JUnit5 parametrized tests

* fix: add support for null values handling

* feat: add support for Java Date conversion

* feat: add support for Jave Map type variable values serialization

* feat: add support for JsonNode variable type converter

* fix: add support for POJO variable types

* fix: clean up

* fix: extract ProcessVariableValue into standalone class

* fix: use Instant to convert Dates variables

* fix: refactor ProcessVariablesMapSerializer to use better type detection

* fix: remove reduntant `@ExtendWith(SpringExtension.class)` annotation

* Add generic type

Avoid problem while running the test from the IDE

* Refactor ProcessVariablesMapSerializer

extract methods to improve code readability

* Remove unnecessary constructor

* Explicitly reference method source

This avoid the referenced method be considered as unused
Co-authored-by: NElias Ricken de Medeiros <26007058+erdemedeiros@users.noreply.github.com>

* [AAE-2557] - start fixing mapping on create and start process

* [AAE-2557] - start fixing mapping tests

* [AAE-2557] - moved calculation of output mapping on start process

* [AAE-2557] - fixed PR comments

* Add check for task variables

* Fix tests

With the latest changes the child execution get created and initialized before the root execution is marked as initialized

* Polishing

* Remove unnecessary override method

createProcessInstanceWithInitialFlowElement is only calling super method, so it can be removed

* [AAE-2557] - registered new payload

* Fix business key

* Fix conformance test

* Fix builder
Co-authored-by: NElias Ricken de Medeiros <26007058+erdemedeiros@users.noreply.github.com>

* test file

* test file

* removed test file

* removed test file

* increase timeout of tests

* increase timeout in tests

* increase timeout in tests

* increase timeout in tests

* increase timeout in tests

* increase timeout in tests

* add synchronization

Bumps [java-uuid-generator](https://github.com/cowtowncoder/java-uuid-generator) from 3.1.4 to 4.0.1.
- [Release notes](https://github.com/cowtowncoder/java-uuid-generator/releases)
- [Commits](https://github.com/cowtowncoder/java-uuid-generator/compare/java-uuid-generator-3.1.4...java-uuid-generator-4.0.1)
Signed-off-by: Ndependabot-preview[bot] <support@dependabot.com>
Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: NMarcello Teodori <151025+mteodori@users.noreply.github.com>

Bumps [maven-pmd-plugin](https://github.com/apache/maven-pmd-plugin) from 3.12.0 to 3.13.0.
- [Release notes](https://github.com/apache/maven-pmd-plugin/releases)
- [Commits](https://github.com/apache/maven-pmd-plugin/compare/maven-pmd-plugin-3.12.0...maven-pmd-plugin-3.13.0)
Signed-off-by: Ndependabot-preview[bot] <support@dependabot.com>
Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: NMarcello Teodori <151025+mteodori@users.noreply.github.com>

Bumps [maven-checkstyle-plugin](https://github.com/apache/maven-checkstyle-plugin) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/apache/maven-checkstyle-plugin/releases)
- [Commits](https://github.com/apache/maven-checkstyle-plugin/compare/maven-checkstyle-plugin-3.1.0...maven-checkstyle-plugin-3.1.1)
Signed-off-by: Ndependabot-preview[bot] <support@dependabot.com>
Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Bumps `batik.version` from 1.10 to 1.12.

Updates `batik-awt-util` from 1.10 to 1.12

Updates `batik-dom` from 1.10 to 1.12

Updates `batik-svggen` from 1.10 to 1.12

Updates `batik-svg-dom` from 1.10 to 1.12

Updates `batik-anim` from 1.10 to 1.12

Updates `batik-parser` from 1.10 to 1.12
Signed-off-by: Ndependabot-preview[bot] <support@dependabot.com>
Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Already handled by GitHub

reduce number of group ids to a single one: fix propagation of gorupId

* Populate ProcessCancelledEvent with available information

- modify former ActivitiProcessCancelledEventImpl to include the process instance that is being cancelled

Fixes https://github.com/Activiti/Activiti/issues/3250

* add missing scope to test method

* Fix test

Now ProcessCancelled event is an Event entity

* Simplify if

`execution.getParentId() == null` is exactly the same as `execution.isProcessInstanceType()`

* fix(AAE-1978): Start a process and declare variable type at the same time

* fix: correct VariableValuesPayloadConverter logic

* Configure object mapper to user String format for BigDecimal

* fix: add variableValuesPayloadConverter for ProcessAdminRuntime.start

* fix: removed unused ObjectMapper import

* Add test to conver BigDecimal for java API

- Make sure that the scale of retrived BigDecimal is the same as the one initially set.

* fix: move variable value conversion to runtime-bundle

* fix: remove remaining ProcessVariablesPayloadConverter imports
Co-authored-by: NElias Ricken de Medeiros <26007058+erdemedeiros@users.noreply.github.com>

* #3129

reduce number of group ids to a single one: org.activiti

* fromatting

[AAE-2335] Create array process variable type

* Add expression resolver to handle initiator

Fixes https://github.com/Activiti/Activiti/issues/3243

* Clear authenticated user

* add jupiter

* removed unnneeded annotations on Junit 3 tests

* revert activiti-core to junit 4

* revert activiti-spring to junit 4

* use assertj for assertions (#3213)
* remove fail for assert exception
* remove assertTrue
* use import static on collections
* use map import static
* replace assertEquals with assertThat
* disable logging
* fix codacy
* removed hamcrest assertions
* restored jpa tests

* [DW-1665] - added api call to start a created process instance

* [DW-1665] - reverted wrong pom change

* [DW-1665] - fixed imports

* [DW-1665] - added peer review change requests

* [DW-1665] - fixed failing tests

* [DW-1665] - fixed code quality issues

* #3165 allow start of a process with processDefinition appVersion == null

* #3165 add default-app.json to main resources

* #3165 refactoring

* fix: added integration test to verify behaviour

* fix: remove manifest file amd flaky IT, add unit tests
Co-authored-by: NZoltan Palfi <zoltan.palfi@alfresco.com>

* DW-1667 - created instance will return with status CREATED and no start date

* DW-1667 - fixed tests for new status CREATED/STARTED

* DW-1667 - fixed IT

* [AAE-106] add conditional expression validation on sequence flow validator

* cleanup pom

Set application version when deployment exists already

* DW-1664 - added create process instance call

* DW-1664 - fixed behaviour of command class

* DW-1664 - removed commented code

* DW-1664 - added PR fix comment

* DW-1664 - fixed code quality issues

* DW-1664 - readded type wrongly removed

* DW-1664 - start added first test

* DW-1664 - added IT test for checking process creation

* Simplify unit test

* DW-1664 - fixed unit test failing

* Add unit tests to new methods on ProcessInstanceBuilder
Co-authored-by: NElias Ricken de Medeiros <26007058+erdemedeiros@users.noreply.github.com>

* feat(AAE-1291): Added IntegrationEvents.INTEGRATION_ERROR_RECEIVED type

* fix(Jenkinsfile): Deploy preview artifacts version to repository

* feat: add executionId attribute to BPMNActiviti model

* feat: add executionId to IntegrationContext model

* fix: revert publish preview artifacts to Jenkins

When no phase is specified some of the artifacts are signed too late
Ref https://github.com/Activiti/Activiti/issues/3184

Changing the default phases is causing issues while signing artifacts (sources jars and some pom files are not signed)
Ref https://github.com/Activiti/Activiti/issues/3184

* jaxb moved to compile

* Delete pom-effective.xml
Co-authored-by: Nmergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

Sources artifacts are configured to be generated at deploy phase, so jar should be signed only after that.
This is also skipping the deployment for examples and conformance tests that are not required to be deployed

Ref https://github.com/Activiti/Activiti/issues/3184

Merge pull request #3182 from Activiti/dev-apozo-AAE-2133-Improve_UAT_verbosity_adding_string_representation_to_process_variable_instances

AAE-2133 Improve UAT verbosity adding string representation to process variable instances

variable instances