io.datarouter.graphql.tool.GraphQlTool Maven / Gradle / Ivy
/*
* Copyright © 2009 HotPads ([email protected])
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.datarouter.graphql.tool;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import graphql.execution.DataFetcherResult;
import graphql.schema.DataFetchingEnvironment;
import io.datarouter.graphql.client.util.config.Ql;
import io.datarouter.graphql.client.util.response.GraphQlErrorDto;
import io.datarouter.graphql.client.util.response.GraphQlResultDto;
import io.datarouter.graphql.client.util.type.GraphQlArgumentType;
import io.datarouter.graphql.error.DatarouterGraphQlDataValidationError;
import io.datarouter.graphql.fetcher.DatarouterDataFetcher;
import io.datarouter.util.string.StringTool;
public class GraphQlTool{
@SuppressWarnings({"unchecked", "rawtypes"})
public static Class getArgumentClassFromFetcherClass(
Class fetcherClass){
return (Class)((ParameterizedType)fetcherClass.getGenericSuperclass())
.getActualTypeArguments()[1];
}
public static String getDescriptionFromField(Field field){
if(field.isAnnotationPresent(Ql.class)){
String description = field.getAnnotation(Ql.class).description();
return StringTool.isEmptyOrWhitespace(description) ? null : description;
}
return null;
}
public static boolean fieldIsRequired(Field field){
if(field.isAnnotationPresent(Ql.class)){
return field.getAnnotation(Ql.class).required();
}
return false;
}
public static DataFetcherResult buildResult(GraphQlResultDto result, DataFetchingEnvironment environment){
DataFetcherResult.Builder fetcherResultBuilder = DataFetcherResult.newResult();
fetcherResultBuilder = fetcherResultBuilder.data(result.data);
for(GraphQlErrorDto error : result.errors){
fetcherResultBuilder.error(new DatarouterGraphQlDataValidationError(error, environment.getDocument()
.getSourceLocation(), environment.getExecutionStepInfo().getPath()));
}
return fetcherResultBuilder.build();
}
}