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Hibernate example source code file (DataProxyHandler.java)
The Hibernate DataProxyHandler.java source codepackage org.hibernate.test.dynamicentity; import java.io.Serializable; import java.lang.reflect.InvocationHandler; import java.lang.reflect.Method; import java.util.HashMap; /** * A simple {@link InvocationHandler} to act as the handler for our generated * {@link java.lang.reflect.Proxy}-based entity instances. * <p/> * This is a trivial impl which simply keeps the property values into * a Map. * * @author <a href="mailto:steve@hibernate.org">Steve Ebersole */ public final class DataProxyHandler implements InvocationHandler { private String entityName; private HashMap data = new HashMap(); public DataProxyHandler(String entityName, Serializable id) { this.entityName = entityName; data.put( "Id", id ); } public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { String methodName = method.getName(); if ( methodName.startsWith( "set" ) ) { String propertyName = methodName.substring( 3 ); data.put( propertyName, args[0] ); } else if ( methodName.startsWith( "get" ) ) { String propertyName = methodName.substring( 3 ); return data.get( propertyName ); } else if ( "toString".equals( methodName ) ) { return entityName + "#" + data.get( "Id" ); } else if ( "hashCode".equals( methodName ) ) { return new Integer( this.hashCode() ); } return null; } public String getEntityName() { return entityName; } public HashMap getData() { return data; } } Other Hibernate examples (source code examples)Here is a short list of links related to this Hibernate DataProxyHandler.java source code file: |
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