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from localstack.packages import InstallTarget, Package, PackageInstaller
from localstack.packages.core import MavenPackageInstaller
from localstack.packages.java import JavaInstallerMixin, java_package
JSONATA_DEFAULT_VERSION = "0.9.7"
JACKSON_DEFAULT_VERSION = "2.16.2"
JSONATA_JACKSON_VERSION_STORE = {JSONATA_DEFAULT_VERSION: JACKSON_DEFAULT_VERSION}
class JSONataPackage(Package):
def __init__(self):
super().__init__("JSONataLibs", JSONATA_DEFAULT_VERSION)
def get_versions(self) -> list[str]:
return list(JSONATA_JACKSON_VERSION_STORE.keys())
def _get_installer(self, version: str) -> PackageInstaller:
return JSONataPackageInstaller(version)
class JSONataPackageInstaller(JavaInstallerMixin, MavenPackageInstaller):
def __init__(self, version: str):
jackson_version = JSONATA_JACKSON_VERSION_STORE[version]
# Match the dynamodb-local JRE version to reduce the LocalStack image size by sharing the same JRE version
self.java_version = "21"
super().__init__(
f"pkg:maven/com.dashjoin/jsonata@{version}",
# jackson-databind is imported in jsonata.py as "from com.fasterxml.jackson.databind import ObjectMapper"
# jackson-annotations and jackson-core are dependencies of jackson-databind:
# https://central.sonatype.com/artifact/com.fasterxml.jackson.core/jackson-databind/dependencies
f"pkg:maven/com.fasterxml.jackson.core/jackson-core@{jackson_version}",
f"pkg:maven/com.fasterxml.jackson.core/jackson-annotations@{jackson_version}",
f"pkg:maven/com.fasterxml.jackson.core/jackson-databind@{jackson_version}",
)
def _prepare_installation(self, target: InstallTarget) -> None:
# override to install correct java version
java_package.get_installer(self.java_version).install(target)
def get_java_home(self) -> str | None:
"""Override to use the specific Java version"""
return java_package.get_installer(self.java_version).get_java_home()
jpype_jsonata_package = JSONataPackage()
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