/*
* Copyright 2011 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.jsonpath.internal.filter;
import com.jayway.jsonpath.Configuration;
import com.jayway.jsonpath.JsonPath;
import com.jayway.jsonpath.Option;
import com.jayway.jsonpath.PathNotFoundException;
import com.jayway.jsonpath.spi.JsonProvider;
/**
* @author Kalle Stenflo
*/
public class HasPathFilter extends PathTokenFilter {
private final JsonPath path;
public HasPathFilter(String condition) {
super(condition);
String trimmedCondition = condition;
if(condition.contains("['")){
trimmedCondition = trimmedCondition.replace("['", ".");
trimmedCondition = trimmedCondition.replace("']", "");
}
this.path = JsonPath.compile(trim(trimmedCondition, 5, 2));
}
@Override
public Object filter(Object obj, Configuration configuration) {
JsonProvider jsonProvider = configuration.getProvider();
//[?(@.isbn)]
Iterable<Object> src = jsonProvider.toIterable(obj);
Object result = jsonProvider.createArray();
for (Object item : src) {
if(jsonProvider.isMap(item)){
try{
path.read(item, Configuration.builder().options(Option.THROW_ON_MISSING_PROPERTY).jsonProvider(jsonProvider).build());
jsonProvider.setProperty(result, jsonProvider.length(result), item);
} catch (PathNotFoundException e){
// the path was not found in the item
}
}
}
return result;
}
@Override
public Object getRef(Object obj, Configuration configuration) {
throw new UnsupportedOperationException();
}
@Override
public boolean isArrayFilter() {
return true;
}
}