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/*
 * Copyright 2006-2024 the original author or authors.
 *
 * 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 org.objenesis.strategy;

import java.io.NotSerializableException;
import java.io.Serializable;

import org.objenesis.ObjenesisException;
import org.objenesis.instantiator.ObjectInstantiator;
import org.objenesis.instantiator.android.AndroidSerializationInstantiator;
import org.objenesis.instantiator.basic.ObjectInputStreamInstantiator;
import org.objenesis.instantiator.basic.ObjectStreamClassInstantiator;
import org.objenesis.instantiator.gcj.GCJSerializationInstantiator;
import org.objenesis.instantiator.perc.PercSerializationInstantiator;
import org.objenesis.instantiator.sun.SunReflectionFactorySerializationInstantiator;

import static org.objenesis.strategy.PlatformDescription.*;

/**
 * Guess the best serializing instantiator for a given class. The returned instantiator will
 * instantiate classes like the genuine java serialization framework (the constructor of the first
 * not serializable class will be called). Currently, the selection doesn't depend on the class. It
 * relies on the
 * 
    *
  • JVM version
  • *
  • JVM vendor
  • *
  • JVM vendor version
  • *
* However, instantiators are stateful and so dedicated to their class. * * @author Henri Tremblay * @see ObjectInstantiator */ public class SerializingInstantiatorStrategy extends BaseInstantiatorStrategy { /** * Return an {@link ObjectInstantiator} allowing to create instance following the java * serialization framework specifications. * * @param type Class to instantiate * @return The ObjectInstantiator for the class */ public ObjectInstantiator newInstantiatorOf(Class type) { if(!Serializable.class.isAssignableFrom(type)) { throw new ObjenesisException(new NotSerializableException(type+" not serializable")); } if(JVM_NAME.startsWith(HOTSPOT) || PlatformDescription.isThisJVM(OPENJDK)) { return new SunReflectionFactorySerializationInstantiator<>(type); } else if(JVM_NAME.startsWith(DALVIK)) { if(PlatformDescription.isAndroidOpenJDK()) { return new ObjectStreamClassInstantiator<>(type); } return new AndroidSerializationInstantiator<>(type); } else if(JVM_NAME.startsWith(GNU)) { return new GCJSerializationInstantiator<>(type); } else if(JVM_NAME.startsWith(PERC)) { return new PercSerializationInstantiator<>(type); } return new SunReflectionFactorySerializationInstantiator<>(type); } }




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