question: this implementation throws an unsupportedoperationexception . concode_field_sep DataSource nonJtaDataSource concode_elem_sep SharedCacheMode sharedCacheMode concode_elem_sep List<String> managedPackages concode_elem_sep String persistenceUnitName concode_elem_sep String persistenceProviderClassName concode_elem_sep DataSource jtaDataSource concode_elem_sep URL persistenceUnitRootUrl concode_elem_sep PersistenceUnitTransactionType transactionType concode_elem_sep Properties properties concode_elem_sep List<String> managedClassNames concode_elem_sep String persistenceXMLSchemaVersion concode_elem_sep boolean excludeUnlistedClasses concode_elem_sep List<String> mappingFileNames concode_elem_sep List<URL> jarFileUrls concode_elem_sep ValidationMode validationMode concode_elem_sep String persistenceProviderPackageName concode_field_sep SharedCacheMode getSharedCacheMode concode_elem_sep void setProperties concode_elem_sep ClassLoader getClassLoader concode_elem_sep String getPersistenceXMLSchemaVersion concode_elem_sep void setPersistenceProviderClassName concode_elem_sep List<String> getMappingFileNames concode_elem_sep URL getPersistenceUnitRootUrl concode_elem_sep DataSource getJtaDataSource concode_elem_sep void setExcludeUnlistedClasses concode_elem_sep ValidationMode getValidationMode concode_elem_sep void setPersistenceUnitRootUrl concode_elem_sep List<URL> getJarFileUrls concode_elem_sep void setJtaDataSource concode_elem_sep void addManagedClassName concode_elem_sep void addMappingFileName concode_elem_sep void setSharedCacheMode concode_elem_sep void setPersistenceXMLSchemaVersion concode_elem_sep void setValidationMode concode_elem_sep String getPersistenceUnitName concode_elem_sep DataSource getNonJtaDataSource concode_elem_sep Properties getProperties concode_elem_sep PersistenceUnitTransactionType getTransactionType concode_elem_sep void addJarFileUrl concode_elem_sep boolean excludeUnlistedClasses concode_elem_sep void addManagedPackage concode_elem_sep void addProperty concode_elem_sep String getPersistenceProviderPackageName concode_elem_sep void addTransformer concode_elem_sep void setPersistenceUnitName concode_elem_sep void setNonJtaDataSource concode_elem_sep void setPersistenceProviderPackageName concode_elem_sep void setTransactionType concode_elem_sep List<String> getManagedClassNames concode_elem_sep String getPersistenceProviderClassName concode_elem_sep String toString concode_elem_sep List<String> getManagedPackages
target: ClassLoader function ( ) { throw new UnsupportedOperationException ( "srini_string" ) ; }