接口的使用
org.apache.flink.table.planner.functions.casting.CodeGeneratorCastRule.Context

使用CodeGeneratorCastRule.Context的程序包

程序包	说明
org.apache.flink.table.planner.functions.casting

org.apache.flink.table.planner.functions.casting中CodeGeneratorCastRule.Context的使用

参数类型为CodeGeneratorCastRule.Context的org.apache.flink.table.planner.functions.casting中的方法

限定符和类型	方法和说明
CastCodeBlock	CodeGeneratorCastRule.generateCodeBlock(CodeGeneratorCastRule.Context context, String inputTerm, String inputIsNullTerm, org.apache.flink.table.types.logical.LogicalType inputLogicalType, org.apache.flink.table.types.logical.LogicalType targetLogicalType) Generates a CastCodeBlock composed by different statements performing the casting.
static CastCodeBlock	CastRuleProvider.generateCodeBlock(CodeGeneratorCastRule.Context context, String inputTerm, String inputIsNullTerm, org.apache.flink.table.types.logical.LogicalType inputLogicalType, org.apache.flink.table.types.logical.LogicalType targetLogicalType) Create a CastCodeBlock for the provided input type and target type.
String	ExpressionCodeGeneratorCastRule.generateExpression(CodeGeneratorCastRule.Context context, String inputTerm, org.apache.flink.table.types.logical.LogicalType inputLogicalType, org.apache.flink.table.types.logical.LogicalType targetLogicalType) Generate a Java expression performing the casting.