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Convert ViewModelFactory.java into kotlin

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MohitMali 2022-09-02 16:08:08 +05:30 committed by Kelson
parent 0640b7e73a
commit da0fac08ef
2 changed files with 48 additions and 57 deletions
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57
core/src/main/java/org/kiwix/kiwixmobile/core/ViewModelFactory.java
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@ -1,57 +0,0 @@
/*
* Kiwix Android
* Copyright (c) 2019 Kiwix <android.kiwix.org>
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.kiwix.kiwixmobile.core;
import androidx.lifecycle.ViewModel;
import androidx.lifecycle.ViewModelProvider;
import java.util.Map;
import javax.inject.Inject;
import javax.inject.Provider;
public class ViewModelFactory implements ViewModelProvider.Factory {
private final Map<Class<? extends ViewModel>, Provider<ViewModel>> creators;
@Inject
public ViewModelFactory(
Map<Class<? extends ViewModel>, Provider<ViewModel>> creators) {
this.creators = creators;
}
@SuppressWarnings("unchecked")
@Override
public <T extends ViewModel> T create(Class<T> modelClass) {
Provider<? extends ViewModel> creator = creators.get(modelClass);
if (creator == null) {
for (Map.Entry<Class<? extends ViewModel>, Provider<ViewModel>> entry : creators.entrySet()) {
if (modelClass.isAssignableFrom(entry.getKey())) {
creator = entry.getValue();
break;
}
}
}
if (creator == null) {
throw new IllegalArgumentException("unknown model class " + modelClass);
}
try {
return (T) creator.get();
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}

48
core/src/main/java/org/kiwix/kiwixmobile/core/ViewModelFactory.kt Normal file
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@ -0,0 +1,48 @@
/*
* Kiwix Android
* Copyright (c) 2022 Kiwix <android.kiwix.org>
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.kiwix.kiwixmobile.core
import androidx.lifecycle.ViewModel
import androidx.lifecycle.ViewModelProvider
import javax.inject.Inject
import javax.inject.Provider
open class ViewModelFactory @Inject constructor(
private val creators: Map<Class<out ViewModel>, @JvmSuppressWildcards Provider<ViewModel>>
) : ViewModelProvider.Factory {
@Suppress("TooGenericExceptionCaught", "TooGenericExceptionThrown")
override fun <T : ViewModel?> create(modelClass: Class<T>): T {
var creator: Provider<out ViewModel?>? = creators[modelClass]
if (creator == null) {
for ((key, value) in creators) {
if (modelClass.isAssignableFrom(key)) {
creator = value
break
}
}
}
requireNotNull(creator) { "unknown model class $modelClass" }
return try {
creator.get() as T
} catch (e: Exception) {
throw RuntimeException(e)
}
}
}