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fix

research/11.0
zed 6 years ago
parent
7861d09d54
commit
d78f153f0e
2 changed files with 110 additions and 74 deletions
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  1. 143
      fine-hibernate/src/com/fr/third/org/hibernate/tuple/PojoInstantiator.java
  2. 41
      fine-hibernate/src/com/fr/third/org/hibernate/tuple/entity/DefaultEntityRegister.java

143
fine-hibernate/src/com/fr/third/org/hibernate/tuple/PojoInstantiator.java
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@ -6,10 +6,6 @@
*/
package com.fr.third.org.hibernate.tuple;
import java.io.IOException;
import java.io.Serializable;
import java.lang.reflect.Constructor;
import com.fr.third.org.hibernate.InstantiationException;
import com.fr.third.org.hibernate.PropertyNotFoundException;
import com.fr.third.org.hibernate.bytecode.spi.ReflectionOptimizer;
@ -17,95 +13,94 @@ import com.fr.third.org.hibernate.internal.CoreLogging;
import com.fr.third.org.hibernate.internal.CoreMessageLogger;
import com.fr.third.org.hibernate.internal.util.ReflectHelper;
import com.fr.third.org.hibernate.mapping.Component;
import com.fr.third.org.hibernate.tuple.entity.DefaultEntityRegister;
import java.io.IOException;
import java.io.Serializable;
import java.lang.reflect.Constructor;
/**
* Defines a POJO-based instantiator for use from the tuplizers.
*/
public class PojoInstantiator implements Instantiator, Serializable {
private static final CoreMessageLogger LOG = CoreLogging.messageLogger( PojoInstantiator.class.getName() );
private static final CoreMessageLogger LOG = CoreLogging.messageLogger(PojoInstantiator.class.getName());
private transient Constructor constructor;
private transient Constructor constructor;
private final Class mappedClass;
private final transient ReflectionOptimizer.InstantiationOptimizer optimizer;
private final boolean embeddedIdentifier;
private final boolean isAbstract;
private final Class mappedClass;
private final transient ReflectionOptimizer.InstantiationOptimizer optimizer;
private final boolean embeddedIdentifier;
private final boolean isAbstract;
public PojoInstantiator(
Class mappedClass,
ReflectionOptimizer.InstantiationOptimizer optimizer,
boolean embeddedIdentifier) {
this.mappedClass = mappedClass;
this.optimizer = optimizer;
this.embeddedIdentifier = embeddedIdentifier;
this.isAbstract = ReflectHelper.isAbstractClass( mappedClass );
public PojoInstantiator(
Class mappedClass,
ReflectionOptimizer.InstantiationOptimizer optimizer,
boolean embeddedIdentifier) {
this.mappedClass = mappedClass;
this.optimizer = optimizer;
this.embeddedIdentifier = embeddedIdentifier;
this.isAbstract = ReflectHelper.isAbstractClass(mappedClass);
try {
constructor = ReflectHelper.getDefaultConstructor(mappedClass);
}
catch ( PropertyNotFoundException pnfe ) {
LOG.noDefaultConstructor( mappedClass.getName() );
constructor = null;
}
}
try {
constructor = ReflectHelper.getDefaultConstructor(mappedClass);
} catch (PropertyNotFoundException pnfe) {
LOG.noDefaultConstructor(mappedClass.getName());
constructor = null;
}
}
public PojoInstantiator(Component component, ReflectionOptimizer.InstantiationOptimizer optimizer) {
this.mappedClass = component.getComponentClass();
this.isAbstract = ReflectHelper.isAbstractClass( mappedClass );
this.optimizer = optimizer;
public PojoInstantiator(Component component, ReflectionOptimizer.InstantiationOptimizer optimizer) {
this.mappedClass = component.getComponentClass();
this.isAbstract = ReflectHelper.isAbstractClass(mappedClass);
this.optimizer = optimizer;
this.embeddedIdentifier = false;
this.embeddedIdentifier = false;
try {
constructor = ReflectHelper.getDefaultConstructor(mappedClass);
}
catch ( PropertyNotFoundException pnfe ) {
LOG.noDefaultConstructor(mappedClass.getName());
constructor = null;
}
}
try {
constructor = ReflectHelper.getDefaultConstructor(mappedClass);
} catch (PropertyNotFoundException pnfe) {
LOG.noDefaultConstructor(mappedClass.getName());
constructor = null;
}
}
private void readObject(java.io.ObjectInputStream stream) throws ClassNotFoundException, IOException {
stream.defaultReadObject();
constructor = ReflectHelper.getDefaultConstructor( mappedClass );
}
private void readObject(java.io.ObjectInputStream stream) throws ClassNotFoundException, IOException {
stream.defaultReadObject();
constructor = ReflectHelper.getDefaultConstructor(mappedClass);
}
public Object instantiate() {
if ( isAbstract ) {
public Object instantiate() {
if (isAbstract) {
try {
return Class.forName("com.fr.schedule.base.entity.output.DefaultOutputEntity").newInstance();
return DefaultEntityRegister.getInstance().getDefaultEntityClass().newInstance();
} catch (Exception e) {
throw new InstantiationException("class not found: ", mappedClass);
}
}
else if ( optimizer != null ) {
return optimizer.newInstance();
}
else if ( constructor == null ) {
throw new InstantiationException( "No default constructor for entity: ", mappedClass );
}
else {
try {
return applyInterception( constructor.newInstance( (Object[]) null ) );
}
catch ( Exception e ) {
throw new InstantiationException( "Could not instantiate entity: ", mappedClass, e );
}
}
}
} else if (optimizer != null) {
return optimizer.newInstance();
} else if (constructor == null) {
throw new InstantiationException("No default constructor for entity: ", mappedClass);
} else {
try {
return applyInterception(constructor.newInstance((Object[]) null));
} catch (Exception e) {
throw new InstantiationException("Could not instantiate entity: ", mappedClass, e);
}
}
}
protected Object applyInterception(Object entity) {
return entity;
}
protected Object applyInterception(Object entity) {
return entity;
}
public Object instantiate(Serializable id) {
final boolean useEmbeddedIdentifierInstanceAsEntity = embeddedIdentifier &&
id != null &&
id.getClass().equals(mappedClass);
return useEmbeddedIdentifierInstanceAsEntity ? id : instantiate();
}
public Object instantiate(Serializable id) {
final boolean useEmbeddedIdentifierInstanceAsEntity = embeddedIdentifier &&
id != null &&
id.getClass().equals(mappedClass);
return useEmbeddedIdentifierInstanceAsEntity ? id : instantiate();
}
public boolean isInstance(Object object) {
return mappedClass.isInstance( object );
}
public boolean isInstance(Object object) {
return mappedClass.isInstance(object);
}
}

41
fine-hibernate/src/com/fr/third/org/hibernate/tuple/entity/DefaultEntityRegister.java
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@ -0,0 +1,41 @@
package com.fr.third.org.hibernate.tuple.entity;
/**
* Created by Zed on 2018/11/1.
*/
public class DefaultEntityRegister {
private static volatile DefaultEntityRegister instance;
private Class defaultEntityClass = null;
public static DefaultEntityRegister getInstance() {
if (instance == null) {
synchronized (DefaultEntityRegister.class) {
if (instance == null) {
instance = new DefaultEntityRegister();
}
}
}
return instance;
}
private DefaultEntityRegister() {
}
public void registerDefaultClass(Class defaultEntityClass) {
this.defaultEntityClass = defaultEntityClass;
}
public void resetDefaultClass() {
this.defaultEntityClass = null;
}
public Class getDefaultEntityClass() {
return defaultEntityClass;
}
public void setDefaultEntityClass(Class defaultEntityClass) {
this.defaultEntityClass = defaultEntityClass;
}
}
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