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Java > Open Source Codes > org > apache > cayenne > remote > hessian > EnumSerializerProxy


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19
20 package org.apache.cayenne.remote.hessian;
21
22 import org.apache.cayenne.util.Util;
23
24 import com.caucho.hessian.io.AbstractSerializerFactory;
25 import com.caucho.hessian.io.Deserializer;
26 import com.caucho.hessian.io.HessianProtocolException;
27 import com.caucho.hessian.io.Serializer;
28
29 /**
30  * A JDK14 compatible wrapper for JDK15 EnumSerializer proxy. Under JDK 1.4 this object
31  * does nothing.
32  *
33  * @since 1.2
34  * @author Andrus Adamchik
35  */
36 public class EnumSerializerProxy extends AbstractSerializerFactory {
37
38     static final String JavaDoc FACTORY_CLASS = "org.apache.cayenne.remote.hessian.EnumSerializerFactory";
39
40     private AbstractSerializerFactory enumSerializer;
41
42     public EnumSerializerProxy() {
43         try {
44             // sniff JDK 1.5
45 Class.forName("java.lang.StringBuilder");
46
47             Class JavaDoc factoryClass = Util.getJavaClass(FACTORY_CLASS);
48             this.enumSerializer = (AbstractSerializerFactory) factoryClass.newInstance();
49         }
50         catch (Throwable JavaDoc th) {
51             // ignore.. jdk 1.4
52 }
53     }
54
55     public Serializer getSerializer(Class JavaDoc cl) throws HessianProtocolException {
56         return enumSerializer != null ? enumSerializer.getSerializer(cl) : null;
57     }
58
59     public Deserializer getDeserializer(Class JavaDoc cl) throws HessianProtocolException {
60         return enumSerializer != null ? enumSerializer.getDeserializer(cl) : null;
61     }
62 }
63
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