/*
* Copyright ( c ) 2006 , 2013 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
import java.beans.ExceptionListener;
import java.beans.XMLDecoder;
import java.beans.XMLEncoder;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.nio.charset.Charset;
import java.lang.reflect.Field;
abstract class AbstractTest<T> implements ExceptionListener {
final BeanValidator validator = new BeanValidator();
public final void exceptionThrown(Exception exception) {
throw new Error("unexpected exception" , exception);
}
/**
* Returns an object to test .
* This object will be encoded and decoded
* and the object creation will be tested .
*
* @ return an object to test
*/
protected abstract T getObject();
/**
* Returns a different object to test .
* If this object is not { @ code null }
* it will be encoded and decoded
* and the object updating will be tested .
*
* @ return a different object to test
*/
protected T getAnotherObject() {
return null ;
}
/**
* This method should be overridden
* if specified encoder should be initialized .
*
* @ param encoder the XML encoder to initialize
*/
protected void initialize(XMLEncoder encoder) {
}
/**
* This method should be overridden
* if specified decoder should be initialized .
*
* @ param decoder the XML decoder to initialize
*/
protected void initialize(XMLDecoder decoder) {
}
/**
* This method should be overridden
* for test - specific comparison .
*
* @ param before the object before encoding
* @ param after the object after decoding
*/
protected void validate(T before, T after) {
this .validator.validate(before, after);
}
/**
* This is entry point to start testing .
*
* @ param security use { @ code true } to start
* second pass in secure context
*/
final void test(boolean security) {
Bean.DEFAULT = null ;
T object = getObject();
System.out.println("Test object" );
validate(object, testObject(object));
System.out.println("Test object creating" );
validate(object, testBean(object));
Bean.DEFAULT = object;
object = getAnotherObject();
if (object != null ) {
System.out.println("Test another object" );
validate(object, testObject(object));
System.out.println("Test object updating" );
validate(object, testBean(object));
}
if (security) {
System.setSecurityManager(new SecurityManager());
test(false );
}
}
private T testBean(T object) {
Bean bean = new Bean();
bean.setValue(object);
bean = testObject(bean);
return (T) bean.getValue();
}
private <Z> Z testObject(Z object) {
byte [] array = writeObject(object);
System.out.print(new String(array, Charset.forName("UTF-8" )));
return (Z) readObject(array);
}
private byte [] writeObject(Object object) {
ByteArrayOutputStream output = new ByteArrayOutputStream();
XMLEncoder encoder = new XMLEncoder(output);
encoder.setExceptionListener(this );
initialize(encoder);
encoder.writeObject(object);
encoder.close();
return output.toByteArray();
}
private Object readObject(byte [] array) {
ByteArrayInputStream input = new ByteArrayInputStream(array);
XMLDecoder decoder = new XMLDecoder(input);
decoder.setExceptionListener(this );
initialize(decoder);
Object object = decoder.readObject();
decoder.close();
return object;
}
static Field getField(String name) {
try {
int index = name.lastIndexOf('.' );
String className = name.substring(0 , index);
String fieldName = name.substring(1 + index);
Field field = Class .forName(className).getDeclaredField(fieldName);
field.setAccessible(true );
return field;
}
catch (Exception exception) {
throw new Error(exception);
}
}
}
Messung V0.5 in Prozent C=97 H=100 G=98
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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