@Override
public final <E> Map<Record, List<E>> intoGroups(Field<?>[] keys, Class<? extends E> type) {
RecordMapper<R, E> mapper = new ReflectionMapper<R, E>(fields.fields, type);
if (keys == null) {
keys = new Field[0];
}
Map<Record, List<E>> map = new LinkedHashMap<Record, List<E>>();
for (R record : this) {
@SuppressWarnings({"rawtypes", "unchecked"})
Record key = new RecordImpl(keys);
for (Field<?> field : keys) {
Utils.setValue(key, field, record, field);
}
List<E> list = map.get(key);
if (list == null) {
list = new ArrayList<E>();
map.put(key, list);
}
list.add(mapper.map(record));
}
return map;
}
@SuppressWarnings("rawtypes")
@Override
public final E map(R record) {
try {
E result = instance != null ? instance : constructor.newInstance();
for (int i = 0; i < fields.length; i++) {
for (java.lang.reflect.Field member : members[i]) {
// [#935] Avoid setting final fields
if ((member.getModifiers() & Modifier.FINAL) == 0) {
map(record, result, member, i);
}
}
for (java.lang.reflect.Method method : methods[i]) {
Class<?> mType = method.getParameterTypes()[0];
Object value = record.getValue(i, mType);
// [#3082] Map nested collection types
if (value instanceof Collection && List.class.isAssignableFrom(mType)) {
Class componentType =
(Class)
((ParameterizedType) method.getGenericParameterTypes()[0])
.getActualTypeArguments()[0];
method.invoke(result, Convert.convert((Collection) value, componentType));
}
// Default reference types (including arrays)
else {
method.invoke(result, record.getValue(i, mType));
}
}
}
for (Entry<String, List<RecordMapper<R, Object>>> entry : nested.entrySet()) {
String prefix = entry.getKey();
for (RecordMapper<R, Object> mapper : entry.getValue()) {
Object value = mapper.map(record);
for (java.lang.reflect.Field member : getMatchingMembers(configuration, type, prefix)) {
// [#935] Avoid setting final fields
if ((member.getModifiers() & Modifier.FINAL) == 0) {
map(value, result, member);
}
}
for (Method method : getMatchingSetters(configuration, type, prefix)) {
method.invoke(result, value);
}
}
}
return result;
} catch (Exception e) {
throw new MappingException("An error ocurred when mapping record to " + type, e);
}
}
@Override
public final <E> List<E> into(Class<? extends E> type) {
List<E> list = new ArrayList<E>(size());
RecordMapper<R, E> mapper = new ReflectionMapper<R, E>(fields.fields, type);
for (R record : this) {
list.add(mapper.map(record));
}
return list;
}
@SuppressWarnings("unchecked")
@Override
public final <K, E> Map<K, E> intoMap(Field<K> key, Class<? extends E> type) {
RecordMapper<R, E> mapper = new ReflectionMapper<R, E>(fields.fields, type);
int index = fieldsRow().indexOf(key);
Map<K, E> map = new LinkedHashMap<K, E>();
for (R record : this) {
if (map.put((K) record.getValue(index), mapper.map(record)) != null) {
throw new InvalidResultException("Key " + key + " is not unique in Result for " + this);
}
}
return map;
}
@Override
public Object map(R record) {
AbstractRecord copy = (AbstractRecord) DSL.using(configuration).newRecord(f);
for (int i = 0; i < f.length; i++) if (f[i] != null) copy.setValue(i, record.getValue(i));
return d.map(record);
}
@Override
public final <E> List<E> map(RecordMapper<? super R, E> mapper) {
List<E> result = new ArrayList<E>();
for (R record : this) {
result.add(mapper.map(record));
}
return result;
}
@SuppressWarnings("unchecked")
@Override
public final <K, E> Map<K, List<E>> intoGroups(Field<K> key, Class<? extends E> type) {
RecordMapper<R, E> mapper = new ReflectionMapper<R, E>(fields.fields, type);
int index = fieldsRow().indexOf(key);
Map<K, List<E>> map = new LinkedHashMap<K, List<E>>();
for (R record : this) {
K keyVal = (K) record.getValue(index);
List<E> list = map.get(keyVal);
if (list == null) {
list = new ArrayList<E>();
map.put(keyVal, list);
}
list.add(mapper.map(record));
}
return map;
}
@Override
public final <E> Map<List<?>, E> intoMap(Field<?>[] keys, Class<? extends E> type) {
RecordMapper<R, E> mapper = new ReflectionMapper<R, E>(fields.fields, type);
if (keys == null) {
keys = new Field[0];
}
Map<List<?>, E> map = new LinkedHashMap<List<?>, E>();
for (R record : this) {
List<Object> keyValueList = new ArrayList<Object>();
for (Field<?> key : keys) {
keyValueList.add(record.getValue(key));
}
if (map.put(keyValueList, mapper.map(record)) != null) {
throw new InvalidResultException(
"Key list " + keyValueList + " is not unique in Result for " + this);
}
}
return map;
}
@Override
public final E map(R record) {
if (record == null) {
return null;
}
try {
return attach(delegate.map(record), record);
}
// Pass MappingExceptions on to client code
catch (MappingException e) {
throw e;
}
// All other reflection exceptions are intercepted
catch (Exception e) {
throw new MappingException("An error ocurred when mapping record to " + type, e);
}
}
@Override
public final <E> E map(RecordMapper<Record, E> mapper) {
return mapper.map(this);
}
@Override
public final <E> E fetchOne(RecordMapper<? super R, E> mapper) {
return mapper.map(fetchOne());
}