public void testIsWritablePropertyNull() {
NoRead nr = new NoRead();
BeanWrapper bw = new BeanWrapperImpl(nr);
try {
bw.isWritableProperty(null);
fail("Can't inquire into writability of null property");
} catch (BeansException ex) {
// expected
}
}
@Test
public void acceptAndClearClassLoader() throws Exception {
BeanWrapper bw = new BeanWrapperImpl(TestBean.class);
assertTrue(bw.isWritableProperty("name"));
assertTrue(bw.isWritableProperty("age"));
assertTrue(CachedIntrospectionResults.strongClassCache.containsKey(TestBean.class));
ClassLoader child = new OverridingClassLoader(getClass().getClassLoader());
Class<?> tbClass = child.loadClass("org.springframework.tests.sample.beans.TestBean");
assertFalse(CachedIntrospectionResults.strongClassCache.containsKey(tbClass));
CachedIntrospectionResults.acceptClassLoader(child);
bw = new BeanWrapperImpl(tbClass);
assertTrue(bw.isWritableProperty("name"));
assertTrue(bw.isWritableProperty("age"));
assertTrue(CachedIntrospectionResults.strongClassCache.containsKey(tbClass));
CachedIntrospectionResults.clearClassLoader(child);
assertFalse(CachedIntrospectionResults.strongClassCache.containsKey(tbClass));
assertTrue(CachedIntrospectionResults.strongClassCache.containsKey(TestBean.class));
}
/**
* Extract the values for all attributes in the struct.
*
* <p>Utilizes public setters and result set metadata.
*
* @see java.sql.ResultSetMetaData
*/
public Object fromStruct(STRUCT struct) throws SQLException {
Assert.state(this.mappedClass != null, "Mapped class was not specified");
Object mappedObject = BeanUtils.instantiateClass(this.mappedClass);
BeanWrapper bw = PropertyAccessorFactory.forBeanPropertyAccess(mappedObject);
initBeanWrapper(bw);
ResultSetMetaData rsmd = struct.getDescriptor().getMetaData();
Object[] attr = struct.getAttributes();
int columnCount = rsmd.getColumnCount();
for (int index = 1; index <= columnCount; index++) {
String column = JdbcUtils.lookupColumnName(rsmd, index).toLowerCase();
PropertyDescriptor pd = (PropertyDescriptor) this.mappedFields.get(column);
if (pd != null) {
Object value = attr[index - 1];
if (logger.isDebugEnabled()) {
logger.debug(
"Mapping column '"
+ column
+ "' to property '"
+ pd.getName()
+ "' of type "
+ pd.getPropertyType());
}
if (bw.isWritableProperty(pd.getName())) {
try {
bw.setPropertyValue(pd.getName(), value);
} catch (Exception e) {
e.printStackTrace();
}
} else {
// Если нету сеттера для проперти не нужно кидать ошибку!
logger.warn(
"Unable to access the setter for "
+ pd.getName()
+ ". Check that "
+ "set"
+ StringUtils.capitalize(pd.getName())
+ " is declared and has public access.");
}
}
}
return mappedObject;
}
