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refactoring: symplify generics

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This commit is contained in:
Fabrice Lecomte
2019-07-15 22:32:41 +02:00
parent e6b8e66b28
commit ea4dac5d97
7 changed files with 45 additions and 71 deletions
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60
src/main/kotlin/fr/postgresjson/connexion/Connection.kt
View File

@@ -12,10 +12,10 @@ import java.util.concurrent.CompletableFuture
interface Executable {
fun <T, R : EntityI<T?>?> select(sql: String, typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <T, R : EntityI<T?>?> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R?
fun <T, R : List<EntityI<T?>?>> select(sql: String, typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <T, R : List<EntityI<T?>?>> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R
fun <R : EntityI<*>> select(sql: String, typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <R : EntityI<*>> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R?
fun <R : List<EntityI<*>>> select(sql: String, typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <R : List<EntityI<*>>> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R
fun exec(sql: String, values: List<Any?> = emptyList()): CompletableFuture<QueryResult>
fun exec(sql: String, values: Map<String, Any?>): CompletableFuture<QueryResult>
}
@@ -41,7 +41,7 @@ class Connection(
fun <A> inTransaction(f: (Connection) -> CompletableFuture<A>) = connect().inTransaction(f)
override fun <T, R : EntityI<T?>?> select(sql: String, typeReference: TypeReference<R>, values: List<Any?>): R? {
override fun <R : EntityI<*>> select(sql: String, typeReference: TypeReference<R>, values: List<Any?>): R? {
val future = connect().sendPreparedStatement(sql, compileArgs(values))
val json = future.get().rows[0].getString(0)
return if (json === null) {
@@ -50,44 +50,30 @@ class Connection(
serializer.deserialize(json, typeReference)
}
}
inline fun <T, reified R : EntityI<T?>?> selectOne(sql: String, values: List<Any?> = emptyList()): R? = select(sql, object: TypeReference<R>() {}, values)
inline fun <reified R : EntityI<*>> selectOne(sql: String, values: List<Any?> = emptyList()): R? = select(sql, object: TypeReference<R>() {}, values)
override fun <T, R : EntityI<T?>?> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R? {
val args = compileArgs(values)
val replacedQuery = replaceArgs(sql, args)
val future = connect().sendPreparedStatement(replacedQuery.sql, replacedQuery.parameters)
val json = future.get().rows[0].getString(0)
return if (json === null) {
null
} else {
serializer.deserialize(json, typeReference)
}
override fun <R : EntityI<*>> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R? {
val replacedQuery = replaceArgs(sql, values)
return select(replacedQuery.sql, typeReference, replacedQuery.parameters)
}
inline fun <T, reified R : EntityI<T?>?> selectOne(sql: String, values: Map<String, Any?>): R? = select(sql, object: TypeReference<R>() {}, values)
inline fun <reified R : EntityI<*>> selectOne(sql: String, values: Map<String, Any?>): R? = select(sql, object: TypeReference<R>() {}, values)
override fun <T, R : List<EntityI<T?>?>> select(sql: String, typeReference: TypeReference<R>, values: List<Any?>): R {
override fun <R : List<EntityI<*>>> select(sql: String, typeReference: TypeReference<R>, values: List<Any?>): R {
val future = connect().sendPreparedStatement(sql, compileArgs(values))
val json = future.get().rows[0].getString(0)
return if (json === null) {
listOf<EntityI<T?>?>() as R
listOf<EntityI<*>>() as R
} else {
serializer.deserializeList(json, typeReference)
}
}
inline fun <T, reified R : List<EntityI<T?>?>> select(sql: String, values: List<Any?> = emptyList()): R = select(sql, object : TypeReference<R>() {}, values)
inline fun <reified R : List<EntityI<*>>> select(sql: String, values: List<Any?> = emptyList()): R = select(sql, object : TypeReference<R>() {}, values)
override fun <T, R : List<EntityI<T?>?>> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R {
val args = compileArgs(values)
val replacedQuery = replaceArgs(sql, args)
val future = connect().sendPreparedStatement(replacedQuery.sql, replacedQuery.parameters)
val json = future.get().rows[0].getString(0)
return if (json === null) {
listOf<EntityI<T?>?>() as R
} else {
serializer.deserializeList(json, typeReference)
}
override fun <R : List<EntityI<*>>> select(sql: String, typeReference: TypeReference<R>, values: Map<String, Any?>): R {
val replacedQuery = replaceArgs(sql, values)
return select(replacedQuery.sql, typeReference, replacedQuery.parameters)
}
inline fun <T, reified R : List<EntityI<T?>?>> select(sql: String, values: Map<String, Any?>): R = select(sql, object : TypeReference<R>() {}, values)
inline fun <reified R : List<EntityI<*>>> select(sql: String, values: Map<String, Any?>): R = select(sql, object : TypeReference<R>() {}, values)
override fun exec(sql: String, values: List<Any?>): CompletableFuture<QueryResult> {
return connect().sendPreparedStatement(sql, compileArgs(values))
@@ -110,18 +96,6 @@ class Connection(
}
}
private fun compileArgs(values: Map<String, Any?>): Map<String, Any?> {
return values.map {(key, value) ->
if (value is EntityI<*>) {
val json = serializer.serialize(value)
serializer.collection.set<Any?, EntityI<Any?>>(value as EntityI<Any?>)
key to json
} else {
key to value
}
}.toMap()
}
private fun replaceArgs(sql: String, values: Map<String, Any?>): ParametersQuery {
val paramRegex = "(?<!:):([a-zA-Z0-9_-]+)".toRegex(RegexOption.IGNORE_CASE)
val newArgs = paramRegex.findAll(sql).map { match ->

40
src/main/kotlin/fr/postgresjson/connexion/Requester.kt
View File

@@ -79,25 +79,25 @@ class Requester (
return sql
}
override fun <T, R : EntityI<T?>?> select(typeReference: TypeReference<R>, values: List<Any?>): R? {
override fun <R : EntityI<*>> select(typeReference: TypeReference<R>, values: List<Any?>): R? {
return connection.select(this.toString(), typeReference, values)
}
inline fun <T, reified R : EntityI<T?>?> selectOne(values: List<Any?> = emptyList()): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R : EntityI<*>> selectOne(values: List<Any?> = emptyList()): R? = select(object: TypeReference<R>() {}, values)
override fun <T, R: EntityI<T?>?> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R? {
override fun <R: EntityI<*>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R? {
return connection.select(this.toString(), typeReference, values)
}
inline fun <T, reified R : EntityI<T?>?> selectOne(values: Map<String, Any?>): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R : EntityI<*>> selectOne(values: Map<String, Any?>): R? = select(object: TypeReference<R>() {}, values)
override fun <T, R : List<EntityI<T?>?>> select(typeReference: TypeReference<R>, values: List<Any?>): R? {
override fun <R : List<EntityI<*>>> select(typeReference: TypeReference<R>, values: List<Any?>): R {
return connection.select(this.toString(), typeReference, values)
}
inline fun <T, reified R : List<EntityI<T?>?>> select(values: List<Any?> = emptyList()): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R : List<EntityI<*>>> select(values: List<Any?> = emptyList()): R = select(object: TypeReference<R>() {}, values)
override fun <T, R: List<EntityI<T?>?>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R {
override fun <R: List<EntityI<*>>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R {
return connection.select(this.toString(), typeReference, values)
}
inline fun <T, reified R : List<EntityI<T?>?>> select(values: Map<String, Any?>): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R : List<EntityI<*>>> select(values: Map<String, Any?>): R = select(object: TypeReference<R>() {}, values)
override fun exec(values: List<Any?>): CompletableFuture<QueryResult> {
return connection.exec(sql, values)
@@ -116,46 +116,46 @@ class Requester (
/**
* Select One entity with list of parameters
*/
override fun <T, R : EntityI<T?>?> select(typeReference: TypeReference<R>, values: List<Any?>): R? {
override fun <R : EntityI<*>> select(typeReference: TypeReference<R>, values: List<Any?>): R? {
val args = compileArgs(values)
val sql = "SELECT * FROM ${definition.name} ($args)"
return connection.select(sql, typeReference, values)
}
inline fun <T, reified R: EntityI<T?>?> selectOne(values: List<Any?> = emptyList()): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R: EntityI<*>> selectOne(values: List<Any?> = emptyList()): R? = select(object: TypeReference<R>() {}, values)
/**
* Select One entity with named parameters
*/
override fun <T, R : EntityI<T?>?> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R? {
override fun <R : EntityI<*>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R? {
val args = compileArgs(values)
val sql = "SELECT * FROM ${definition.name} ($args)"
return connection.select(sql, typeReference, values)
}
inline fun <T, reified R: EntityI<T?>?> selectOne(values: Map<String, Any?>): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R: EntityI<*>> selectOne(values: Map<String, Any?>): R? = select(object: TypeReference<R>() {}, values)
/**
* Select list of entities with list of parameters
*/
override fun <T, R : List<EntityI<T?>?>> select(typeReference: TypeReference<R>, values: List<Any?>): R? {
override fun <R : List<EntityI<*>>> select(typeReference: TypeReference<R>, values: List<Any?>): R {
val args = compileArgs(values)
val sql = "SELECT * FROM ${definition.name} ($args)"
return connection.select(sql, typeReference, values)
}
inline fun <T, reified R: List<EntityI<T?>?>> select(values: List<Any?> = emptyList()): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R: List<EntityI<*>>> select(values: List<Any?> = emptyList()): R = select(object: TypeReference<R>() {}, values)
/**
* Select list of entities with named parameters
*/
override fun <T, R: List<EntityI<T?>?>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R {
override fun <R: List<EntityI<*>>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R {
val args = compileArgs(values)
val sql = "SELECT * FROM ${definition.name} ($args)"
return connection.select(sql, typeReference, values)
}
inline fun <T, reified R: List<EntityI<T?>?>> select(values: Map<String, Any?>): R? = select(object: TypeReference<R>() {}, values)
inline fun <reified R: List<EntityI<*>>> select(values: Map<String, Any?>): R = select(object: TypeReference<R>() {}, values)
override fun exec(values: List<Any?>): CompletableFuture<QueryResult> {
val args = compileArgs(values)
@@ -203,11 +203,11 @@ class Requester (
val connection : Connection
override fun toString(): String
fun <T, R : EntityI<T?>?> select(typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <T, R : EntityI<T?>?> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R?
fun <R : EntityI<*>> select(typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <R : EntityI<*>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R?
fun <T, R : List<EntityI<T?>?>> select(typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R?
fun <T, R : List<EntityI<T?>?>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R
fun <R : List<EntityI<*>>> select(typeReference: TypeReference<R>, values: List<Any?> = emptyList()): R
fun <R : List<EntityI<*>>> select(typeReference: TypeReference<R>, values: Map<String, Any?>): R
fun exec(values: List<Any?> = emptyList()): CompletableFuture<QueryResult>
fun exec(values: Map<String, Any?>): CompletableFuture<QueryResult>