98 lines
4.5 KiB
Java
98 lines
4.5 KiB
Java
package com.google.gson.internal;
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import java.io.ObjectInputStream;
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import java.io.ObjectStreamClass;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.lang.reflect.Modifier;
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/* loaded from: classes.dex */
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public abstract class UnsafeAllocator {
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public abstract <T> T newInstance(Class<T> cls) throws Exception;
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public static UnsafeAllocator create() {
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try {
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Class<?> cls = Class.forName("sun.misc.Unsafe");
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Field declaredField = cls.getDeclaredField("theUnsafe");
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declaredField.setAccessible(true);
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return new UnsafeAllocator(cls.getMethod("allocateInstance", Class.class), declaredField.get(null)) { // from class: com.google.gson.internal.UnsafeAllocator.1
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final Method val$allocateInstance;
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final Object val$unsafe;
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{
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this.val$allocateInstance = r1;
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this.val$unsafe = r2;
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}
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@Override // com.google.gson.internal.UnsafeAllocator
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public <T> T newInstance(Class<T> cls2) throws Exception {
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assertInstantiable(cls2);
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return (T) this.val$allocateInstance.invoke(this.val$unsafe, cls2);
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}
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};
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} catch (Exception unused) {
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try {
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try {
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Method declaredMethod = ObjectStreamClass.class.getDeclaredMethod("getConstructorId", Class.class);
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declaredMethod.setAccessible(true);
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int intValue = ((Integer) declaredMethod.invoke(null, Object.class)).intValue();
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Method declaredMethod2 = ObjectStreamClass.class.getDeclaredMethod("newInstance", Class.class, Integer.TYPE);
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declaredMethod2.setAccessible(true);
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return new UnsafeAllocator(declaredMethod2, intValue) { // from class: com.google.gson.internal.UnsafeAllocator.2
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final int val$constructorId;
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final Method val$newInstance;
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{
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this.val$newInstance = declaredMethod2;
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this.val$constructorId = intValue;
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}
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@Override // com.google.gson.internal.UnsafeAllocator
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public <T> T newInstance(Class<T> cls2) throws Exception {
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assertInstantiable(cls2);
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return (T) this.val$newInstance.invoke(null, cls2, Integer.valueOf(this.val$constructorId));
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}
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};
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} catch (Exception unused2) {
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return new UnsafeAllocator() { // from class: com.google.gson.internal.UnsafeAllocator.4
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@Override // com.google.gson.internal.UnsafeAllocator
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public <T> T newInstance(Class<T> cls2) {
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throw new UnsupportedOperationException("Cannot allocate ".concat(String.valueOf(cls2)));
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}
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};
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}
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} catch (Exception unused3) {
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Method declaredMethod3 = ObjectInputStream.class.getDeclaredMethod("newInstance", Class.class, Class.class);
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declaredMethod3.setAccessible(true);
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return new UnsafeAllocator(declaredMethod3) { // from class: com.google.gson.internal.UnsafeAllocator.3
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final Method val$newInstance;
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{
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this.val$newInstance = declaredMethod3;
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}
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@Override // com.google.gson.internal.UnsafeAllocator
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public <T> T newInstance(Class<T> cls2) throws Exception {
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assertInstantiable(cls2);
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return (T) this.val$newInstance.invoke(null, cls2, Object.class);
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}
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};
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}
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}
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}
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static void assertInstantiable(Class<?> cls) {
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int modifiers = cls.getModifiers();
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if (Modifier.isInterface(modifiers)) {
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StringBuilder sb = new StringBuilder("Interface can't be instantiated! Interface name: ");
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sb.append(cls.getName());
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throw new UnsupportedOperationException(sb.toString());
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}
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if (Modifier.isAbstract(modifiers)) {
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StringBuilder sb2 = new StringBuilder("Abstract class can't be instantiated! Class name: ");
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sb2.append(cls.getName());
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throw new UnsupportedOperationException(sb2.toString());
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}
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}
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}
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