| /* |
| * Copyright 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.room.compiler.codegen |
| |
| import androidx.room.compiler.processing.XNullability |
| import com.squareup.kotlinpoet.DelicateKotlinPoetApi |
| import com.squareup.kotlinpoet.asClassName |
| import com.squareup.kotlinpoet.javapoet.JClassName |
| import com.squareup.kotlinpoet.javapoet.JTypeName |
| import com.squareup.kotlinpoet.javapoet.KClassName |
| import com.squareup.kotlinpoet.javapoet.KTypeName |
| import kotlin.reflect.KClass |
| |
| /** |
| * Represents a type name in Java and Kotlin's type system. |
| * |
| * It simply contains a [com.squareup.javapoet.TypeName] and a [com.squareup.kotlinpoet.TypeName]. |
| * If the name comes from xprocessing APIs then the KotlinPoet name will default to 'Unavailable' |
| * if the processing backend is not KSP. |
| * |
| * @see [androidx.room.compiler.processing.XType.asTypeName] |
| */ |
| open class XTypeName protected constructor( |
| internal open val java: JTypeName, |
| internal open val kotlin: KTypeName, |
| internal val nullability: XNullability |
| ) { |
| |
| override fun equals(other: Any?): Boolean { |
| if (this === other) return true |
| if (other !is XTypeName) return false |
| if (java != other.java) return false |
| if (kotlin != other.kotlin) return false |
| return true |
| } |
| |
| override fun hashCode(): Int { |
| var result = java.hashCode() |
| result = 31 * result + kotlin.hashCode() |
| return result |
| } |
| |
| override fun toString() = buildString { |
| append("XTypeName[") |
| append(java) |
| append(" / ") |
| if (kotlin != UNAVAILABLE_KTYPE_NAME) { |
| append(kotlin) |
| } else { |
| append("UNAVAILABLE") |
| } |
| append("]") |
| } |
| |
| companion object { |
| /** |
| * The default [KTypeName] returned by xprocessing APIs when the backend is not KSP. |
| */ |
| internal val UNAVAILABLE_KTYPE_NAME = |
| KClassName("androidx.room.compiler.codegen", "Unavailable") |
| |
| operator fun invoke( |
| java: JTypeName, |
| kotlin: KTypeName, |
| nullability: XNullability |
| ): XTypeName { |
| return XTypeName(java, kotlin, nullability) |
| } |
| } |
| } |
| |
| /** |
| * Represents a fully-qualified class name. |
| * |
| * It simply contains a [com.squareup.javapoet.ClassName] and a [com.squareup.kotlinpoet.ClassName]. |
| * |
| * @see [androidx.room.compiler.processing.XTypeElement.asClassName] |
| */ |
| class XClassName internal constructor( |
| override val java: JClassName, |
| override val kotlin: KClassName, |
| nullability: XNullability |
| ) : XTypeName(java, kotlin, nullability) { |
| |
| // TODO(b/248000692): Using the JClassName as source of truth. This is wrong since we need to |
| // handle Kotlin interop types for KotlinPoet, i.e. java.lang.String to kotlin.String. |
| // But a decision has to be made... |
| val packageName: String = java.packageName() |
| val simpleNames: List<String> = java.simpleNames() |
| |
| fun copy(nullable: Boolean): XClassName { |
| return XClassName( |
| java = java, |
| kotlin = kotlin.copy(nullable = nullable) as KClassName, |
| nullability = if (nullable) XNullability.NULLABLE else XNullability.NONNULL |
| ) |
| } |
| |
| companion object { |
| fun get( |
| packageName: String, |
| vararg names: String |
| ): XClassName { |
| return XClassName( |
| java = JClassName.get(packageName, names.first(), *names.drop(1).toTypedArray()), |
| kotlin = KClassName(packageName, *names), |
| nullability = XNullability.NONNULL |
| ) |
| } |
| } |
| } |
| |
| @OptIn(DelicateKotlinPoetApi::class) |
| fun Class<*>.asClassName(): XClassName { |
| return XClassName( |
| java = JClassName.get(this), |
| kotlin = this.asClassName(), |
| nullability = XNullability.NONNULL |
| ) |
| } |
| |
| fun KClass<*>.asClassName(): XClassName { |
| return XClassName( |
| java = JClassName.get(this.java), |
| kotlin = this.asClassName(), |
| nullability = XNullability.NONNULL |
| ) |
| } |
| |
| fun XTypeName.toJavaPoet() = this.java |
| fun XClassName.toJavaPoet() = this.java |