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trait FirstDef[T]{
def id : T
}
class Conc extends FirstDef[Long]{
def id = 23L
}
interfaceFirstDef{
public T id();
}
class Conc implements FirstDef{
public Long id() = 23L
}
> classOf[Conc].getMethods(println(_))
public long Conc.id()
public java.lang.Object Conc.id()
public final native void java.lang.Object.wait(long) th
public final void java.lang.Object.wait() throws java.l
public final void java.lang.Object.wait(long,int) throw
public boolean java.lang.Object.equals(java.lang.Object
public java.lang.String java.lang.Object.toString()
public native int java.lang.Object.hashCode()
public final native java.lang.Class java.lang.Object.ge
public final native void java.lang.Object.notify()
public final native void java.lang.Object.notifyAll()
T => Boolean
val l = List(1,2,3,4)
l.withFilter( i => {
println("fitler " + i)
i % 2 == 0
}).map( i => {
println("map " + i)
i * 2
})
l.filter( i => {
println("fitler " + i)
i % 2 == 0
}).map( i => {
println("map " + i)
i * 2
})
//withFilter -> map
fitler 1
fitler 2
map 2
fitler 3
fitler 4
map 4
fitler 5
//filter -> map
fitler 1
fitler 2
fitler 3
fitler 4
fitler 5
map 2
map 4
object DefaultFieldModel extends DefaultFieldModel with LongKeyedMetaMapper[DefaultFieldModel]
class DefaultFieldModel extends LongKeyedMapper[DefaultFieldModel]{
def getSingleton = DefaultFieldModel
object idField extends MappedLongIndex(this)
object intField extends MappedInt(this)
object longField extends MappedLong(this)
object varcharField extends MappedString(this,100)// VARCHAR(100)
object textField extends MappedText(this) // TEXT
object dateField extends MappedDate(this) // DATE
object dateTimeField extends MappedDateTime(this) // DATETIME
}
//usage
val newObject = DefaultFieldModel.createInstance
newObject.idField(1)
newObject.textField("hoge")
...
newObject.save()
val read = DefaultFieldModel.findByKey(1L).open_!
println("ID:" + read.idField.is)
object AutoIncrement extends AutoIncrement with LongKeyedMetaMapper[AutoIncrement] with CRUDify[Long,AutoIncrement]{
/*
def menus : List[Menu]
がCRUDifyにより追加されます
これをSiteMenuMapに追加しておくことでCRUD画面が作成されます。
*/
}
class AutoIncrement extends LongKeyedMapper[AutoIncrement] widh IdPK{
def getSingleton = AutoIncrement
/**
IdPKにて
object id extends MappedLongIndex(this)
のフィールドが作成されます。
*/
}
object IndexSample extends IndexSample with LongKeyedMetaMapper[IndexSample]{
//複合インデックス設定
override def dbIndexes = {
List(
new Index(unionIndex1 , unionIndex2 , unionIndex3),
new Index(unionIndex3 , unionIndex2)
)
}
}
class IndexSample extends LongKeyedMapper[IndexSample] widh IdPK{
def getSingleton = AutoIncrement
//フィールドのインデックス設定
object indexForSingleField extends MappedInt(this){
override def dbIndexed_? = true
}
object unionIndex1 extends MappedInt(this)
object unionIndex2 extends MappedInt(this)
object unionIndex3 extends MappedInt(this)
}
object MailBox ...
class MailBox extends LongKeyedMapper[MailBox] with IdPK with OneToMany[Long, MailBox]{
def getSingleton = MailBox
//one to many
object mails extends MappedOneToMany(Mail , Mail.mailBox, OrderBy(Mail.id, Ascending))
}
object Mail ...
class Mail extends LongKeyedMapper[MailBox] with IdPK{
def getSingleton = Mail
//one to one(many to one)
object mailBox extends MappedLongForeignKey(this,MailBox)
}
object User ...
class User extends LongKeyedMapper[User] with IdPK with ManyToMany{
def getSingleton = User
//many to many
object mails extends MappedManyToMany(Mail , Mail.mailBox, OrderBy(Mail.id, Ascending))
}
object Role...
class Role extends LongKeyedMapper[Role] with IdPK{
def getSingleton = Role
}
object UesrHasRole ...
class UesrHasRole extends Mapper[UserHasRole]{
def getSingleton = UserHasRole
object user extends LongMappedMapper(this,User)
object role extends LongMappedMapper(this,Role)
}
import org.junit.runner.RunWith
import org.specs.Specification
import org.specs.runner.{JUnit, JUnitSuiteRunner}
@RunWith(classOf[JUnitSuiteRunner])
class ExecuteOrderTest extends Specification with JUnit{
doBeforeSpec{
println("Do once before all specs")
}
doAfterSpec{
println("Do once after all specs")
}
"First" should {
doFirst{
println("Do once before all test in First")
}
doBefore{
println("Do before every test in First")
}
"hello" in {
println("Hello world")
}
"good by" in {
println("Good by world")
}
doAfter{
println("Do after every test in First")
}
doLast{
println("Do once after all test in First ")
}
}
"Second" should {
doFirst{
println("Do once before all test in Second")
}
doBefore{
println("Do before every test in Second")
}
"hello2" in {
println("Hello world2")
}
"good by2" in {
println("Good by world2")
}
doAfter{
println("Do after every test in Second")
}
doLast{
println("Do once after all test in Second ")
}
}
}
Do once before all specs
Do once before all test in First
Do before every test in First
Hello world
Do after every test in First
Do before every test in First
Good by world
Do after every test in First
Do once after all test in First
Do once before all test in Second
Do before every test in Second
Hello world2
Do after every test in Second
Do before every test in Second
Good by world2
Do after every test in Second
Do once after all test in Second
Do once after all specs
class A{
public A(){}
public A(int v){}
}
class B extends A{
public B() {super();}
public B(int v){super(v);}
}
class A(){
def this( v: Int) = this()
}
class B(v : Int) extends A(v){
def this() = this(0)
}
class A(){
def this( v: Int) = this()
}
class B1(v : Int) extends A(v)
class B2 extends A