/**
* Gets the Class object for the property.
*
* @return The Java type info for the property. Note that the "Class" object may describe a
* built-in Java type such as "int". The result may be "null" if this is an indexed property
* that does not support non-indexed access.
* <p>This is the type that will be returned by the ReadMethod.
*/
public synchronized Class<?> getPropertyType() {
Class type = getPropertyType0();
if (type == null) {
try {
type = findPropertyType(getReadMethod(), getWriteMethod());
setPropertyType(type);
} catch (IntrospectionException ex) {
// Fall
}
}
return type;
}
/**
* Sets the method that should be used to write the property value.
*
* @param writeMethod The new write method.
*/
public synchronized void setWriteMethod(Method writeMethod) throws IntrospectionException {
if (writeMethod == null) {
writeMethodName = null;
writeMethodRef = null;
return;
}
// Set the property type - which validates the method
setPropertyType(findPropertyType(getReadMethod(), writeMethod));
setClass0(writeMethod.getDeclaringClass());
writeMethodName = writeMethod.getName();
writeMethodRef = createReference(writeMethod, true);
}
/**
* Sets the method that should be used to read the property value.
*
* @param readMethod The new read method.
*/
public synchronized void setReadMethod(Method readMethod) throws IntrospectionException {
if (readMethod == null) {
readMethodName = null;
readMethodRef = null;
return;
}
// The property type is determined by the read method.
setPropertyType(findPropertyType(readMethod, getWriteMethod0()));
setClass0(readMethod.getDeclaringClass());
readMethodName = readMethod.getName();
readMethodRef = createReference(readMethod, true);
}
/**
* Gets the method that should be used to write the property value.
*
* @return The method that should be used to write the property value. May return null if the
* property can't be written.
*/
public synchronized Method getWriteMethod() {
Method writeMethod = getWriteMethod0();
if (writeMethod == null) {
Class cls = getClass0();
if (cls == null || (writeMethodName == null && writeMethodRef == null)) {
// The write method was explicitly set to null.
return null;
}
// We need the type to fetch the correct method.
Class type = getPropertyType0();
if (type == null) {
try {
// Can't use getPropertyType since it will lead to recursive
// loop.
type = findPropertyType(getReadMethod(), null);
setPropertyType(type);
} catch (IntrospectionException ex) {
// Without the correct property type we can't be guaranteed
// to find the correct method.
return null;
}
}
if (writeMethodName == null) {
writeMethodName = "set" + getBaseName();
}
writeMethod =
MethodUtils.findAccessibleMethodIncludeInterfaces(
cls, writeMethodName, 1, (type == null) ? null : new Class[] {type});
try {
setWriteMethod(writeMethod);
} catch (IntrospectionException ex) {
// fall through
}
}
return writeMethod;
}