public MethodSignature(Configuration configuration, Method method) throws BindingException {
this.returnType = method.getReturnType();
this.returnsVoid = void.class.equals(this.returnType);
this.returnsMany =
(configuration.getObjectFactory().isCollection(this.returnType)
|| this.returnType.isArray());
this.mapKey = getMapKey(method);
this.returnsMap = (this.mapKey != null);
this.hasNamedParameters = hasNamedParams(method);
this.rowBoundsIndex = getUniqueParamIndex(method, RowBounds.class);
this.resultHandlerIndex = getUniqueParamIndex(method, ResultHandler.class);
this.params = Collections.unmodifiableSortedMap(getParams(method, this.hasNamedParameters));
}
public DeferredLoad(
MappedStatement mappedStatement,
MetaObject resultObject,
String property,
CacheKey key,
PerpetualCache localCache,
Configuration configuration) {
this.resultObject = resultObject;
this.property = property;
this.key = key;
this.localCache = localCache;
this.objectFactory = configuration.getObjectFactory();
this.configuration = configuration;
}
public DefaultResultSetHandler(
Executor executor,
MappedStatement mappedStatement,
ParameterHandler parameterHandler,
ResultHandler resultHandler,
BoundSql boundSql,
RowBounds rowBounds) {
this.executor = executor;
this.configuration = mappedStatement.getConfiguration();
this.mappedStatement = mappedStatement;
this.rowBounds = rowBounds;
this.parameterHandler = parameterHandler;
this.boundSql = boundSql;
this.typeHandlerRegistry = configuration.getTypeHandlerRegistry();
this.objectFactory = configuration.getObjectFactory();
this.resultHandler = resultHandler;
}
public ResultLoader(
Configuration config,
Executor executor,
MappedStatement mappedStatement,
Object parameterObject,
Class<?> targetType,
CacheKey cacheKey,
BoundSql boundSql) {
this.configuration = config;
this.executor = executor;
this.mappedStatement = mappedStatement;
this.parameterObject = parameterObject;
this.targetType = targetType;
this.objectFactory = configuration.getObjectFactory();
this.cacheKey = cacheKey;
this.boundSql = boundSql;
this.resultExtractor = new ResultExtractor(configuration, objectFactory);
}
public MethodSignature(Configuration configuration, Class<?> mapperInterface, Method method) {
Type resolvedReturnType = TypeParameterResolver.resolveReturnType(method, mapperInterface);
if (resolvedReturnType instanceof Class<?>) {
this.returnType = (Class<?>) resolvedReturnType;
} else if (resolvedReturnType instanceof ParameterizedType) {
this.returnType = (Class<?>) ((ParameterizedType) resolvedReturnType).getRawType();
} else {
this.returnType = method.getReturnType();
}
this.returnsVoid = void.class.equals(this.returnType);
this.returnsMany =
(configuration.getObjectFactory().isCollection(this.returnType)
|| this.returnType.isArray());
this.returnsCursor = Cursor.class.equals(this.returnType);
this.mapKey = getMapKey(method);
this.returnsMap = (this.mapKey != null);
this.rowBoundsIndex = getUniqueParamIndex(method, RowBounds.class);
this.resultHandlerIndex = getUniqueParamIndex(method, ResultHandler.class);
this.paramNameResolver = new ParamNameResolver(configuration, method);
}
private <E> Object convertToDeclaredCollection(Configuration config, List<E> list) {
Object collection = config.getObjectFactory().create(method.getReturnType());
MetaObject metaObject = config.newMetaObject(collection);
metaObject.addAll(list);
return collection;
}