…o do the migration

* remove redundant todo

* move everything to iceberg-delta-lake and make the action a mixin called SupportMigrateDeltaLake

* make constant string final and static

* use filesToAdd/Remove to determine transaction directly

* refactor and delete withRecordNumber from DataFiles.builder

* refactor get partitionValues and use FileIO to get size when necessary

* Add javadoc

* refactor exceptions to be ValidationException

* fix validationException format issuse

* create new test base for spark delta test

* refactor the structure of the package

* copy-pase the util methods from TableMigrationUtil

* move getFileMetrics to FileMetricsReader

* add unit tests for schema conversion

…dd tableProperty (#32)

* use transaction to commit all changes once

* add optional newTableLocation

* simplify the datafile build process, remove FileMetricsReader

* refactor package structure

* remove unnecessary types

* fix format issue

* add tableProperty method

….getPath

…remove unnecessary parameters and try-catch (#33)

* refactor getFullFilePath to be static and add test

* refactor the interface name

* use newCreateTableTransaction, remove redundant parameters in helper methods

* remove unnecessary try, catch

…error of icebergCatalog (#34)

* modify build.gradle to remove unnecessary dependency

* fix nit problem

* pass real env test in a questionable manner

* allow user to specify a custom location for migrated table

* remove unnecessary logger

* restore build.gradle for spark

* refactor mixin order

* fix nit problems

* add null check to the constructor

* let copyFromDeltaLakeToIceberg return the number of totalDataFiles directly

* use ImmutableMap.Builder

* fix the problem in getFullFilePath

* use hadoopFileIO to read dataFile

* make type conversion util package-private

* fix format

* refactor mixin order

* fix nit problems

* add null check to the constructor

* let copyFromDeltaLakeToIceberg return the number of totalDataFiles directly

* use ImmutableMap.Builder

* fix the problem in getFullFilePath

* use hadoopFileIO to read dataFile

* make type conversion util package-private

* fix format issue

* move everything to iceberg-delta-lake. Remove all changes made to iceberg-spark

* fix test delta_core dependency

* fix format

* conditionally build the test

* refactor to integrationTest

* suppress warnings

* test delta core 2.2.0

…39)

* use validation exception for unsupported types

* check result file count in integration test

* fix format

* add tableLocation api and remove constructors

* add javadoc for constructor

* remove unnecessary test

* use UUID to generate table records

* resolve format issue

* rename everything from migrate to snapshot

* simplify test configuration round 1

* refactor test spark integration

* refactor correctness check to helper function

* add test for table location and table properties

…unit tests (#40)

* rename the interface

* add new APIs and add unit test for precondition checks

* refactor interface and precondition check

* remove redundant private method and refactor javadoc

* add test logic for table contains external data files

* test the inclusion of delta lake table properties

…41)

* fix error messages

* add getDefault implementation to the action provider

* rename default implementation and make it an instance

* optimize javadoc

* make base classes package-private

* refactor javadoc in the interface

…st (#44)

* fix parquet import error for nested schema

* add delta conversion CI

* upgrade the test

… by CI (#45)

* remove unnecessary fields and class

* make integration test collected by check

…eberg

# Conflicts:
#	settings.gradle
#	versions.props

* remove unnecessary namespace creation

* move namespace creation to TestSnapshotDeltaLakeTable.java

…mber of data files migrated

* use assertj for all tests

* add null check for the spark integration method

* use a method to generate the hardcode dataframe

* drop iceberg table afterwards

* add typetest table

* test all delta lake types

* test conversion of NullType

* fix format issue

* add a second dataframe

* refactor the integration test

* correctly decoded delta's path

* fix wrong decoding

* fix wrong decoding 2

* remove a redundant map collector in commitDeltaVersionLogToIcebergTransaction

* get the earliest possible version rather than hard code from 0

* add unit test to check if table exists

* refactor action extracted from the versionlog

* fix format issue

* move non-share table write operation to the test itself, instead of in before()

* fix type

…ependency

…eberg

# Conflicts:
#	versions.props

…ro and orc