1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package androidx.lifecycle.model
18
19import androidx.lifecycle.name
20import androidx.lifecycle.syntheticName
21import javax.lang.model.element.ExecutableElement
22import javax.lang.model.element.TypeElement
23
24data class InputModel(
25        // all java files with lifecycle annotations excluding classes from classpath
26        private val rootTypes: Set<TypeElement>,
27        // info about all lifecycle observers including classes from classpath
28        val observersInfo: Map<TypeElement, LifecycleObserverInfo>,
29        // info about generated adapters from class path
30        val generatedAdapters: Map<TypeElement, List<ExecutableElement>>) {
31
32    /**
33     *  Root class is class defined in currently processed module, not in classpath
34     */
35    fun isRootType(type: TypeElement) = type in rootTypes
36
37    fun hasSyntheticAccessorFor(eventMethod: EventMethod): Boolean {
38        val syntheticMethods = generatedAdapters[eventMethod.type] ?: return false
39        return syntheticMethods.any { executable ->
40            executable.name() == syntheticName(eventMethod.method)
41                    // same number + receiver object
42                    && (eventMethod.method.parameters.size + 1) == executable.parameters.size
43        }
44    }
45}