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/*
* Copyright 2013 the original author or authors.
*
* 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 com.jayway.restassured.path.json.config;
import com.jayway.restassured.mapper.factory.*;
import com.jayway.restassured.path.json.mapping.JsonPathObjectDeserializer;
import org.apache.commons.lang3.StringUtils;
import java.nio.charset.Charset;
import static com.jayway.restassured.path.json.config.JsonPathConfig.NumberReturnType.BIG_DECIMAL;
import static com.jayway.restassured.path.json.config.JsonPathConfig.NumberReturnType.FLOAT_AND_DOUBLE;
/**
* Allows you to configure how JsonPath will handle JSON numbers and object mappers. By default JsonPath and body expectations
* in REST Assured will return floats for numbers that are less than or equal to {@link Float#MAX_VALUE} or doubles
* for larger numbers. In Groovy 1.8.5 they changed so that all numbers are now BigDecimals. If you prefer that
* you can configure the {@link NumberReturnType} to be {@link NumberReturnType#BIG_DECIMAL}.
*/
public class JsonPathConfig {
private final NumberReturnType numberReturnType;
private final JsonPathObjectDeserializer defaultDeserializer;
private final JsonParserType defaultParserType;
private final GsonObjectMapperFactory gsonObjectMapperFactory;
private final Jackson1ObjectMapperFactory jackson1ObjectMapperFactory;
private final Jackson2ObjectMapperFactory jackson2ObjectMapperFactory;
private final String charset;
/**
* Create a new instance of a JsonPathConfig based on the properties in the supplied config.
*
* @param config The config to copy.
*/
public JsonPathConfig(JsonPathConfig config) {
this(config.numberReturnType(), config.defaultParserType(), config.gsonObjectMapperFactory(), config.jackson1ObjectMapperFactory(),
config.jackson2ObjectMapperFactory(), config.defaultDeserializer(), config.charset());
}
/**
* Creates a new JsonPathConfig that is configured to return floats and doubles and use the systems default charset for JSON data.
*/
public JsonPathConfig() {
this(FLOAT_AND_DOUBLE, null, new DefaultGsonObjectMapperFactory(), new DefaultJackson1ObjectMapperFactory(),
new DefaultJackson2ObjectMapperFactory(), null, defaultCharset());
}
/**
* Create a new JsonPathConfig that returns JSON numbers as either Doubles and Floats or BigDecimals
*/
public JsonPathConfig(NumberReturnType numberReturnType) {
this(numberReturnType, null, new DefaultGsonObjectMapperFactory(), new DefaultJackson1ObjectMapperFactory(),
new DefaultJackson2ObjectMapperFactory(), null, defaultCharset());
}
/**
* Create a new JsonPathConfig that uses the defaultCharset when deserializing JSON data.
*/
public JsonPathConfig(String defaultCharset) {
this(FLOAT_AND_DOUBLE, null, new DefaultGsonObjectMapperFactory(), new DefaultJackson1ObjectMapperFactory(),
new DefaultJackson2ObjectMapperFactory(), null, defaultCharset);
}
private JsonPathConfig(NumberReturnType numberReturnType, JsonParserType parserType, GsonObjectMapperFactory gsonObjectMapperFactory,
Jackson1ObjectMapperFactory jackson1ObjectMapperFactory, Jackson2ObjectMapperFactory jackson2ObjectMapperFactory,
JsonPathObjectDeserializer defaultDeserializer, String charset) {
if (numberReturnType == null) throw new IllegalArgumentException("numberReturnType cannot be null");
charset = StringUtils.trimToNull(charset);
if (charset == null) throw new IllegalArgumentException("Charset cannot be empty");
this.charset = charset;
this.numberReturnType = numberReturnType;
this.defaultDeserializer = defaultDeserializer;
this.defaultParserType = parserType;
this.gsonObjectMapperFactory = gsonObjectMapperFactory;
this.jackson1ObjectMapperFactory = jackson1ObjectMapperFactory;
this.jackson2ObjectMapperFactory = jackson2ObjectMapperFactory;
}
private static String defaultCharset() {
return Charset.defaultCharset().name();
}
/**
* @return The charset to assume when parsing JSON data
*/
public String charset() {
return charset;
}
/**
* @return A new JsonPathConfig instance with that assumes the supplied charset when parsing JSON documents.
*/
public JsonPathConfig charset(String charset) {
return new JsonPathConfig(numberReturnType, defaultParserType, gsonObjectMapperFactory,
jackson1ObjectMapperFactory, jackson2ObjectMapperFactory, defaultDeserializer, charset);
}
public NumberReturnType numberReturnType() {
return numberReturnType;
}
/**
* Specifies if JsonPath should use floats and doubles or BigDecimals to represent Json numbers.
*
* @param numberReturnType The choice.
* @return A new instance of JsonPathConfig with the given configuration
*/
public JsonPathConfig numberReturnType(NumberReturnType numberReturnType) {
return new JsonPathConfig(numberReturnType, defaultParserType, gsonObjectMapperFactory,
jackson1ObjectMapperFactory, jackson2ObjectMapperFactory, defaultDeserializer, charset);
}
public boolean shouldRepresentJsonNumbersAsBigDecimal() {
return numberReturnType() == BIG_DECIMAL;
}
public JsonParserType defaultParserType() {
return defaultParserType;
}
public boolean hasDefaultParserType() {
return defaultParserType != null;
}
public boolean hasCustomGsonObjectMapperFactory() {
return gsonObjectMapperFactory() != null && gsonObjectMapperFactory().getClass() != DefaultGsonObjectMapperFactory.class;
}
public boolean hasCustomJackson10ObjectMapperFactory() {
return jackson1ObjectMapperFactory() != null && jackson1ObjectMapperFactory().getClass() != DefaultJackson1ObjectMapperFactory.class;
}
public boolean hasCustomJackson20ObjectMapperFactory() {
return jackson2ObjectMapperFactory() != null && jackson2ObjectMapperFactory().getClass() != DefaultJackson2ObjectMapperFactory.class;
}
/**
* Creates an json path configuration that uses the specified parser type as default.
*
* @param defaultParserType The parser type to use. If null then classpath scanning will be used.
*/
public JsonPathConfig defaultParserType(JsonParserType defaultParserType) {
return new JsonPathConfig(numberReturnType, defaultParserType, gsonObjectMapperFactory,
jackson1ObjectMapperFactory, jackson2ObjectMapperFactory, defaultDeserializer, charset);
}
public JsonPathObjectDeserializer defaultDeserializer() {
return defaultDeserializer;
}
public boolean hasDefaultDeserializer() {
return defaultDeserializer != null;
}
/**
* Creates an json path configuration that uses the specified object de-serializer as default.
*
* @param defaultObjectDeserializer The object de-serializer to use. If null then classpath scanning will be used.
*/
public JsonPathConfig defaultObjectDeserializer(JsonPathObjectDeserializer defaultObjectDeserializer) {
return new JsonPathConfig(numberReturnType, null, gsonObjectMapperFactory, jackson1ObjectMapperFactory,
jackson2ObjectMapperFactory, defaultObjectDeserializer, charset);
}
public GsonObjectMapperFactory gsonObjectMapperFactory() {
return gsonObjectMapperFactory;
}
/**
* Specify a custom Gson object mapper factory.
*
* @param gsonObjectMapperFactory The object mapper factory
*/
public JsonPathConfig gsonObjectMapperFactory(GsonObjectMapperFactory gsonObjectMapperFactory) {
return new JsonPathConfig(numberReturnType, defaultParserType, gsonObjectMapperFactory,
jackson1ObjectMapperFactory, jackson2ObjectMapperFactory, defaultDeserializer, charset);
}
public Jackson1ObjectMapperFactory jackson1ObjectMapperFactory() {
return jackson1ObjectMapperFactory;
}
/**
* Specify a custom Jackson 1.0 object mapper factory.
*
* @param jackson1ObjectMapperFactory The object mapper factory
*/
public JsonPathConfig jackson1ObjectMapperFactory(Jackson1ObjectMapperFactory jackson1ObjectMapperFactory) {
return new JsonPathConfig(numberReturnType, defaultParserType, gsonObjectMapperFactory,
jackson1ObjectMapperFactory, jackson2ObjectMapperFactory, defaultDeserializer, charset);
}
public Jackson2ObjectMapperFactory jackson2ObjectMapperFactory() {
return jackson2ObjectMapperFactory;
}
/**
* Specify a custom Jackson 1.0 object mapper factory.
*
* @param jackson2ObjectMapperFactory The object mapper factory
*/
public JsonPathConfig jackson2ObjectMapperFactory(Jackson2ObjectMapperFactory jackson2ObjectMapperFactory) {
return new JsonPathConfig(numberReturnType, defaultParserType, gsonObjectMapperFactory,
jackson1ObjectMapperFactory, jackson2ObjectMapperFactory, defaultDeserializer, charset);
}
/**
* @return A static way to create a new JsonPathConfig instance without calling "new" explicitly. Mainly for syntactic sugar.
*/
public static JsonPathConfig jsonPathConfig() {
return new JsonPathConfig();
}
/**
* For syntactic sugar.
*
* @return The same JsonPathConfig instance
*/
public JsonPathConfig with() {
return this;
}
/**
* For syntactic sugar.
*
* @return The same JsonPathConfig instance
*/
public JsonPathConfig and() {
return this;
}
/**
* Specifies what kind of numbers to return
*/
public enum NumberReturnType {
/**
* Convert all non-integer numbers to floats and doubles (depending on the size of the number)
*/
FLOAT_AND_DOUBLE,
/**
* Convert all non-integer numbers to BigDecimal
*/
BIG_DECIMAL,
/**
* Convert all non-integer numbers to doubles
*/
DOUBLE
}
}
