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package eu.etaxonomy.cdm.jaxb;
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import org.apache.log4j.Logger;
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import org.hibernate.Hibernate;
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import org.hibernate.proxy.HibernateProxy;
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import com.sun.xml.bind.api.AccessorException;
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import com.sun.xml.bind.v2.runtime.JAXBContextImpl;
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import com.sun.xml.bind.v2.runtime.reflect.Accessor;
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public class CdmAccessor<BeanT,ValueT> extends Accessor<BeanT,ValueT> {
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private static final Logger logger = Logger.getLogger(CdmAccessor.class);
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private Accessor<BeanT, ValueT> delegate;
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public CdmAccessor(Accessor<BeanT, ValueT> delegate) {
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super(delegate.getValueType());
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this.delegate = delegate;
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}
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@Override
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public Accessor<BeanT, ValueT> optimize(JAXBContextImpl context) {
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delegate = delegate.optimize(context);
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return this;
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}
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@Override
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public ValueT get(BeanT bean) throws AccessorException {
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return hideLazy(delegate.get(bean));
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}
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@Override
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public void set(BeanT bean, ValueT value) throws AccessorException {
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delegate.set(bean, value);
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}
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protected ValueT hideLazy(ValueT value) {
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if (Hibernate.isInitialized(value)) {
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if(value instanceof HibernateProxy) {
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logger.info("Accessor Returning " + value + " as unwrapped proxy");
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return (ValueT)((HibernateProxy)value).getHibernateLazyInitializer().getImplementation();
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} else {
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logger.info("Accessor Returning " + value);
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return value;
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}
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}
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return null;
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}
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}
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