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JsonPath
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Overloaded read methods to take JsonProvider argument.

pull/32/head
Kalle Stenflo 11 years ago
parent
3e46d80b62
commit
9efa29cfbc
3 changed files with 289 additions and 76 deletions
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  1. 109
      json-path/src/main/java/com/jayway/jsonpath/JsonModel.java
  2. 183
      json-path/src/main/java/com/jayway/jsonpath/JsonPath.java
  3. 13
      json-path/src/main/java/com/jayway/jsonpath/spi/impl/JsonSmartJsonProvider.java

109
json-path/src/main/java/com/jayway/jsonpath/JsonModel.java
Unescape View File

@ -126,7 +126,7 @@ public class JsonModel {
/**
* Prints this JsonModel to standard out
*/
public void print(){
public void print() {
String json = toJson();
System.out.println(JsonFormatter.prettyPrint(json));
}
@ -134,30 +134,28 @@ public class JsonModel {
/**
* Check if this JsonModel has the given definite path
*
* @see com.jayway.jsonpath.JsonPath#isPathDefinite()
*
* @param jsonPath path to check
* @return true if model contains path
* @see com.jayway.jsonpath.JsonPath#isPathDefinite()
*/
public boolean hasPath(String jsonPath){
public boolean hasPath(String jsonPath) {
return hasPath(JsonPath.compile(jsonPath));
}
/**
* Check if this JsonModel has the given definite path
*
* @see com.jayway.jsonpath.JsonPath#isPathDefinite()
*
* @param jsonPath path to check
* @return true if model contains path
* @see com.jayway.jsonpath.JsonPath#isPathDefinite()
*/
public boolean hasPath(JsonPath jsonPath){
public boolean hasPath(JsonPath jsonPath) {
isTrue(jsonPath.isPathDefinite(), "hasPath can only be used for definite paths");
try {
get(jsonPath);
} catch(InvalidPathException e){
} catch (InvalidPathException e) {
return false;
}
return true;
@ -219,7 +217,7 @@ public class JsonModel {
*/
@SuppressWarnings({"unchecked"})
public <T> T get(String jsonPath, Filter... filters) {
return (T) get(JsonPath.compile(jsonPath, filters));
return get(JsonPath.compile(jsonPath, filters));
}
/**
@ -233,7 +231,7 @@ public class JsonModel {
public <T> T get(JsonPath jsonPath) {
notNull(jsonPath, "jsonPath can not be null");
return (T) jsonPath.read(jsonObject);
return jsonPath.read(jsonProvider, jsonObject);
}
// --------------------------------------------------------
@ -341,7 +339,7 @@ public class JsonModel {
*/
public String toJson(boolean prettyPrint) {
String json = jsonProvider.toJson(jsonObject);
if(prettyPrint)
if (prettyPrint)
return JsonFormatter.prettyPrint(json);
else
return json;
@ -378,10 +376,8 @@ public class JsonModel {
* addressed by a definite path. In contrast to a detached model changes on the sub model
* will be applied on the source model (the JsonModel from which the sub model was created)
*
*
* @param jsonPath the absolute path to extract a JsonModel for
* @return the new JsonModel
*
* @see com.jayway.jsonpath.JsonPath#isPathDefinite()
*/
public JsonModel getSubModel(String jsonPath) {
@ -393,10 +389,8 @@ public class JsonModel {
* addressed by a definite path. In contrast to a detached model changes on the sub model
* will be applied on the source model (the JsonModel from which the sub model was created)
*
*
* @param jsonPath the absolute path to extract a JsonModel for
* @return the new JsonModel
*
* @see com.jayway.jsonpath.JsonPath#isPathDefinite()
*/
public JsonModel getSubModel(JsonPath jsonPath) {
@ -442,7 +436,7 @@ public class JsonModel {
public JsonModel getSubModelDetached(JsonPath jsonPath) {
notNull(jsonPath, "jsonPath can not be null");
Object subModel = jsonPath.read(jsonObject);
Object subModel = jsonPath.read(jsonProvider, jsonObject);
if (!jsonProvider.isContainer(subModel)) {
throw new InvalidModelException("The path " + jsonPath.getPath() + " returned an invalid model " + (subModel != null ? subModel.getClass() : "null"));
@ -500,14 +494,27 @@ public class JsonModel {
/**
* Creates a JsonModel
*
* @param jsonProvider JsonProvider to use
* @param json json string
* @return a new JsonModel
*/
public static JsonModel model(String json) {
public static JsonModel model(JsonProvider jsonProvider, String json) {
notNull(jsonProvider, "jsonProvider can not be null");
notEmpty(json, "json can not be null or empty");
return new JsonModel(json, JsonProviderFactory.createProvider());
return new JsonModel(json, jsonProvider);
}
/**
* Creates a JsonModel
*
* @param json json string
* @return a new JsonModel
*/
public static JsonModel model(String json) {
return model(JsonProviderFactory.createProvider(), json);
}
public static JsonModel create(String json) {
return model(json);
}
@ -515,14 +522,27 @@ public class JsonModel {
/**
* Creates a JsonModel
*
* @param jsonProvider JsonProvider to use
* @param jsonObject a json container (a {@link Map} or a {@link List})
* @return a new JsonModel
*/
public static JsonModel model(Object jsonObject) {
public static JsonModel model(JsonProvider jsonProvider, Object jsonObject) {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonObject, "jsonObject can not be null");
return new JsonModel(jsonObject, jsonProvider);
}
return new JsonModel(jsonObject, JsonProviderFactory.createProvider());
/**
* Creates a JsonModel
*
* @param jsonObject a json container (a {@link Map} or a {@link List})
* @return a new JsonModel
*/
public static JsonModel model(Object jsonObject) {
return model(JsonProviderFactory.createProvider(), jsonObject);
}
public static JsonModel create(Object jsonObject) {
return model(jsonObject);
}
@ -530,14 +550,27 @@ public class JsonModel {
/**
* Creates a JsonModel
*
* @param jsonProvider JsonProvider to use
* @param url pointing to a Json document
* @return a new JsonModel
*/
public static JsonModel model(URL url) throws IOException {
public static JsonModel model(JsonProvider jsonProvider, URL url) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(url, "url can not be null");
return new JsonModel(url, JsonProviderFactory.createProvider());
return new JsonModel(url, jsonProvider);
}
/**
* Creates a JsonModel
*
* @param url pointing to a Json document
* @return a new JsonModel
*/
public static JsonModel model(URL url) throws IOException {
return model(JsonProviderFactory.createProvider(), url);
}
public static JsonModel create(URL url) throws IOException {
return model(url);
}
@ -545,14 +578,27 @@ public class JsonModel {
/**
* Creates a JsonModel
*
* @param jsonProvider JsonProvider to use
* @param jsonInputStream json document stream
* @return a new JsonModel
*/
public static JsonModel model(InputStream jsonInputStream) throws IOException {
public static JsonModel model(JsonProvider jsonProvider, InputStream jsonInputStream) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonInputStream, "jsonInputStream can not be null");
return new JsonModel(jsonInputStream, JsonProviderFactory.createProvider());
return new JsonModel(jsonInputStream, jsonProvider);
}
/**
* Creates a JsonModel
*
* @param jsonInputStream json document stream
* @return a new JsonModel
*/
public static JsonModel model(InputStream jsonInputStream) throws IOException {
return model(JsonProviderFactory.createProvider(), jsonInputStream);
}
public static JsonModel create(InputStream jsonInputStream) throws IOException {
return model(jsonInputStream);
}
@ -570,8 +616,6 @@ public class JsonModel {
throw new IndefinitePathException(jsonPath.getPath());
}
JsonProvider jsonProvider = JsonProviderFactory.createProvider();
Object modelRef = jsonObject;
if (jsonPath.getTokenizer().size() == 1) {
@ -633,11 +677,10 @@ public class JsonModel {
/**
* Converts this JsonModel to the specified class using the configured {@link com.jayway.jsonpath.spi.MappingProvider}
*
* @see MappingProviderFactory
*
* @param targetClass class to convert the {@link JsonModel} to
* @param <T> template class
* @return the mapped model
* @see MappingProviderFactory
*/
<T> T to(Class<T> targetClass);
}
@ -693,6 +736,7 @@ public class JsonModel {
/**
* Returns the operation target
*
* @return the operation target
*/
Map<String, Object> getTarget();
@ -709,6 +753,7 @@ public class JsonModel {
/**
* Adds the value to the target map if it is not already present
*
* @param key the key
* @param value the value
* @return this {@link ObjectOps}
@ -722,6 +767,7 @@ public class JsonModel {
/**
* Tries to convert the value associated with the key to an {@link Integer}
*
* @param key the key
* @return converted value
*/
@ -729,6 +775,7 @@ public class JsonModel {
/**
* Tries to convert the value associated with the key to an {@link Long}
*
* @param key the key
* @return converted value
*/
@ -736,6 +783,7 @@ public class JsonModel {
/**
* Tries to convert the value associated with the key to an {@link Double}
*
* @param key the key
* @return converted value
*/
@ -743,6 +791,7 @@ public class JsonModel {
/**
* Tries to convert the value associated with the key to an {@link String}
*
* @param key the key
* @return converted value
*/
@ -769,6 +818,7 @@ public class JsonModel {
/**
* Map the target of this {@link ObjectOps} to the provided class
*
* @param targetClass class to convert the target object to
* @param <T> template class
* @return the mapped model
@ -783,6 +833,7 @@ public class JsonModel {
/**
* Returns the operation target
*
* @return the operation target
*/
List<Object> getTarget();
@ -984,7 +1035,7 @@ public class JsonModel {
public ArrayOps each(Transformer<Object> transformer) {
List targetObject = getTargetObject(jsonPath, List.class);
for(int i = 0; i < targetObject.size(); i++){
for (int i = 0; i < targetObject.size(); i++) {
targetObject.set(i, transformer.transform(targetObject.get(i)));
}
return this;

183
json-path/src/main/java/com/jayway/jsonpath/JsonPath.java
Unescape View File

@ -204,9 +204,23 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public <T> T read(Object jsonObject) {
notNull(jsonObject, "json can not be null");
return read(JsonProviderFactory.createProvider(), jsonObject);
}
JsonProvider jsonProvider = JsonProviderFactory.createProvider();
/**
* Applies this JsonPath to the provided json document.
* Note that the document must be identified as either a List or Map by
* the {@link JsonProvider}
*
* @param jsonProvider JsonProvider to use
* @param jsonObject a container Object
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public <T> T read(JsonProvider jsonProvider, Object jsonObject) {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonObject, "json can not be null");
if(this.getPath().equals("$")){
//This path only references the whole object. No need to do any work here...
@ -244,9 +258,23 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public <T> T read(String json) {
return read(JsonProviderFactory.createProvider(), json);
}
/**
* Applies this JsonPath to the provided json string
*
* @param jsonProvider JsonProvider to use
* @param json a json string
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public <T> T read(JsonProvider jsonProvider, String json) {
notNull(jsonProvider, "jsonProvider can not be null");
notEmpty(json, "json can not be null or empty");
return (T) read(JsonProviderFactory.createProvider().parse(json));
return read(jsonProvider, jsonProvider.parse(json));
}
/**
@ -259,12 +287,27 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public <T> T read(URL jsonURL) throws IOException {
return read(JsonProviderFactory.createProvider(), jsonURL);
}
/**
* Applies this JsonPath to the provided json URL
*
* @param jsonProvider JsonProvider to use
* @param jsonURL url to read from
* @param <T> expected return type
* @return list of objects matched by the given path
* @throws IOException
*/
@SuppressWarnings({"unchecked"})
public <T> T read(JsonProvider jsonProvider, URL jsonURL) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonURL, "json URL can not be null");
InputStream in = null;
try {
in = HttpProviderFactory.getProvider().get(jsonURL);
return (T) read(JsonProviderFactory.createProvider().parse(in));
return read(jsonProvider, jsonProvider.parse(in));
} finally {
IOUtils.closeQuietly(in);
}
@ -280,13 +323,29 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public <T> T read(File jsonFile) throws IOException {
return read(JsonProviderFactory.createProvider(), jsonFile);
}
/**
* Applies this JsonPath to the provided json file
*
* @param jsonProvider JsonProvider to use
* @param jsonFile file to read from
* @param <T> expected return type
* @return list of objects matched by the given path
* @throws IOException
*/
@SuppressWarnings({"unchecked"})
public <T> T read(JsonProvider jsonProvider, File jsonFile) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonFile, "json file can not be null");
isTrue(jsonFile.exists(), "json file does not exist");
FileInputStream fis = null;
try {
fis = new FileInputStream(jsonFile);
return (T) read(JsonProviderFactory.createProvider().parse(fis));
return read(jsonProvider, jsonProvider.parse(fis));
} finally {
IOUtils.closeQuietly(fis);
}
@ -305,7 +364,28 @@ public class JsonPath {
notNull(jsonInputStream, "json input stream can not be null");
try {
return (T) read(JsonProviderFactory.createProvider().parse(jsonInputStream));
return read(JsonProviderFactory.createProvider().parse(jsonInputStream));
} finally {
IOUtils.closeQuietly(jsonInputStream);
}
}
/**
* Applies this JsonPath to the provided json input stream
*
* @param jsonProvider JsonProvider to use
* @param jsonInputStream input stream to read from
* @param <T> expected return type
* @return list of objects matched by the given path
* @throws IOException
*/
@SuppressWarnings({"unchecked"})
public <T> T read(JsonProvider jsonProvider, InputStream jsonInputStream) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonInputStream, "json input stream can not be null");
try {
return read(jsonProvider, jsonProvider.parse(jsonInputStream));
} finally {
IOUtils.closeQuietly(jsonInputStream);
}
@ -348,10 +428,27 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(String json, String jsonPath, Filter... filters) {
return read(JsonProviderFactory.createProvider(), json, jsonPath, filters);
}
/**
* Creates a new JsonPath and applies it to the provided Json string
*
* @param jsonProvider JsonProvider to use
* @param json a json string
* @param jsonPath the json path
* @param filters filters to be applied to the filter place holders [?] in the path
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(JsonProvider jsonProvider, String json, String jsonPath, Filter... filters) {
notNull(jsonProvider, "jsonProvider can not be null");
notEmpty(json, "json can not be null or empty");
notEmpty(jsonPath, "jsonPath can not be null or empty");
return (T) compile(jsonPath, filters).read(json);
return compile(jsonPath, filters).read(jsonProvider, json);
}
/**
@ -365,12 +462,28 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(Object json, String jsonPath, Filter... filters) {
return read(JsonProviderFactory.createProvider(), json, jsonPath, filters);
}
/**
* Creates a new JsonPath and applies it to the provided Json object
*
* @param jsonProvider JsonProvider to use
* @param json a json object
* @param jsonPath the json path
* @param filters filters to be applied to the filter place holders [?] in the path
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(JsonProvider jsonProvider, Object json, String jsonPath, Filter... filters) {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(json, "json can not be null");
notNull(jsonPath, "jsonPath can not be null");
return (T) compile(jsonPath, filters).read(json);
return compile(jsonPath, filters).read(jsonProvider, json);
}
/**
* Creates a new JsonPath and applies it to the provided Json object
*
@ -382,10 +495,26 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(URL jsonURL, String jsonPath, Filter... filters) throws IOException {
return read(JsonProviderFactory.createProvider(), jsonURL, jsonPath, filters);
}
/**
* Creates a new JsonPath and applies it to the provided Json object
*
* @param jsonProvider JsonProvider to use
* @param jsonURL url pointing to json doc
* @param jsonPath the json path
* @param filters filters to be applied to the filter place holders [?] in the path
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(JsonProvider jsonProvider, URL jsonURL, String jsonPath, Filter... filters) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonURL, "json URL can not be null");
notEmpty(jsonPath, "jsonPath can not be null or empty");
return (T) compile(jsonPath, filters).read(jsonURL);
return compile(jsonPath, filters).read(jsonProvider, jsonURL);
}
/**
@ -399,10 +528,26 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(File jsonFile, String jsonPath, Filter... filters) throws IOException {
return read(JsonProviderFactory.createProvider(), jsonFile, jsonPath, filters);
}
/**
* Creates a new JsonPath and applies it to the provided Json object
*
* @param jsonProvider JsonProvider to use
* @param jsonFile json file
* @param jsonPath the json path
* @param filters filters to be applied to the filter place holders [?] in the path
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(JsonProvider jsonProvider, File jsonFile, String jsonPath, Filter... filters) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonFile, "json file can not be null");
notEmpty(jsonPath, "jsonPath can not be null or empty");
return (T) compile(jsonPath, filters).read(jsonFile);
return compile(jsonPath, filters).read(jsonProvider, jsonFile);
}
/**
@ -416,10 +561,26 @@ public class JsonPath {
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(InputStream jsonInputStream, String jsonPath, Filter... filters) throws IOException {
return read(JsonProviderFactory.createProvider(), jsonInputStream, jsonPath, filters);
}
/**
* Creates a new JsonPath and applies it to the provided Json object
*
* @param jsonProvider JsonProvider to use
* @param jsonInputStream json input stream
* @param jsonPath the json path
* @param filters filters to be applied to the filter place holders [?] in the path
* @param <T> expected return type
* @return list of objects matched by the given path
*/
@SuppressWarnings({"unchecked"})
public static <T> T read(JsonProvider jsonProvider, InputStream jsonInputStream, String jsonPath, Filter... filters) throws IOException {
notNull(jsonProvider, "jsonProvider can not be null");
notNull(jsonInputStream, "json input stream can not be null");
notEmpty(jsonPath, "jsonPath can not be null or empty");
return (T) compile(jsonPath, filters).read(jsonInputStream);
return compile(jsonPath, filters).read(jsonProvider, jsonInputStream);
}
}

13
json-path/src/main/java/com/jayway/jsonpath/spi/impl/JsonSmartJsonProvider.java
Unescape View File

@ -35,8 +35,6 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
private Mode mode;
private JSONParser parser;
private ContainerFactory containerFactory = ContainerFactory.FACTORY_SIMPLE;
public JsonSmartJsonProvider() {
@ -45,7 +43,6 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
public JsonSmartJsonProvider(Mode mode) {
this.mode = mode;
this.parser = new JSONParser(mode.intValue());
}
public Map<String, Object> createMap() {
@ -59,7 +56,7 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
public Object parse(String json) {
try {
//return parser.parse(json, ContainerFactory.FACTORY_ORDERED);
return parser.parse(json, containerFactory);
return createParser().parse(json, containerFactory);
} catch (ParseException e) {
throw new InvalidJsonException(e);
}
@ -68,7 +65,7 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
@Override
public Object parse(Reader jsonReader) throws InvalidJsonException {
try {
return parser.parse(jsonReader, containerFactory);
return createParser().parse(jsonReader, containerFactory);
} catch (ParseException e) {
throw new InvalidJsonException(e);
}
@ -77,7 +74,7 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
@Override
public Object parse(InputStream jsonStream) throws InvalidJsonException {
try {
return parser.parse(new InputStreamReader(jsonStream), containerFactory);
return createParser().parse(new InputStreamReader(jsonStream), containerFactory);
} catch (ParseException e) {
throw new InvalidJsonException(e);
}
@ -98,4 +95,8 @@ public class JsonSmartJsonProvider extends AbstractJsonProvider {
public Mode getMode() {
return mode;
}
private JSONParser createParser(){
return new JSONParser(mode.intValue());
}
}

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