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java.go
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java.go
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package lang
/**
find output/java -name "*.java" | xargs sed -i 's/ int / Integer /g' && \
find output/java -name "*.java" | xargs sed -i 's/ long / Long /g' && \
find output/java -name "*.java" | xargs sed -i 's/ float / Float /g'
*/
import (
"fmt"
"github.com/ixre/gof/db/db"
)
var _ Lang = new(Java)
type Java struct {
}
func (j Java) SqlMapType(typeId int, len int) string {
return j.ParseType(typeId)
}
func (j Java) PkgName(pkg string) string {
return j.PkgPath(pkg)
}
func (j Java) PkgPath(pkg string) string {
return PkgStyleLikeJava(pkg)
}
func (j Java) ParseType(typeId int) string {
return javaTypes(typeId)
}
func (j Java) DefaultValue(typeId int) string {
return javaValues(typeId)
}
func (j Java) ParsePkType(typeId int) string {
return javaPkTypes(typeId)
}
var _ Lang = new(Java)
func javaTypes(typeId int) string {
switch typeId {
case db.TypeBoolean:
return "boolean"
case db.TypeInt64:
return "long"
case db.TypeFloat32:
return "float"
case db.TypeFloat64:
return "double"
case db.TypeInt16, db.TypeInt32:
return "int"
case db.TypeString:
return "String"
case db.TypeDecimal:
return "BigDecimal"
case db.TypeDateTime:
return "Date"
case db.TypeBytes:
return "Byte[]"
}
return fmt.Sprintf("Unknown type id:%d", typeId)
}
func javaPkTypes(typeId int) string {
switch typeId {
case db.TypeBoolean:
return "Boolean"
case db.TypeInt64:
return "Long"
case db.TypeFloat32:
return "Float"
case db.TypeFloat64:
return "Double"
case db.TypeInt16, db.TypeInt32:
return "Integer"
case db.TypeString:
return "String"
case db.TypeDecimal:
return "BigDecimal"
case db.TypeDateTime:
return "Date"
case db.TypeBytes:
return "Byte[]"
}
return fmt.Sprintf("Unknown type id:%d", typeId)
}
func javaValues(typeId int) string {
switch typeId {
case db.TypeBoolean:
return "false"
case db.TypeInt64:
return "0L"
case db.TypeFloat32, db.TypeFloat64:
return "0F"
case db.TypeInt16, db.TypeInt32:
return "0"
case db.TypeDecimal:
return "new BigDecimal(0)"
case db.TypeString:
return "\"\""
case db.TypeDateTime:
return "new Date()"
case db.TypeBytes:
return "new Byte[0]"
}
return fmt.Sprintf("Unknown type id:%d", typeId)
}