ckan2zenodo-library/src/main/java/org/gcube/data/publishing/ckan2zenodo/commons/Parsing.java

63 lines
2.3 KiB
Java

package org.gcube.data.publishing.ckan2zenodo.commons;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import org.gcube.data.publishing.ckan2zenodo.model.faults.ConfigurationException;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.jayway.jsonpath.Configuration;
import com.jayway.jsonpath.DocumentContext;
import com.jayway.jsonpath.JsonPath;
import com.jayway.jsonpath.Option;
public class Parsing {
public static Configuration JSON_PATH_ALWAYS_LIST_CONFIG=null;
public static Configuration JSON_PATH_PATHS_CONFIGURATION=null;
static {
JSON_PATH_ALWAYS_LIST_CONFIG= Configuration.builder().options(Option.ALWAYS_RETURN_LIST,Option.SUPPRESS_EXCEPTIONS,Option.DEFAULT_PATH_LEAF_TO_NULL).build();
JSON_PATH_PATHS_CONFIGURATION = Configuration.builder().options(Option.AS_PATH_LIST,Option.SUPPRESS_EXCEPTIONS,Option.DEFAULT_PATH_LEAF_TO_NULL).build();
}
public static ObjectMapper getMapper() {
ObjectMapper mapper=new ObjectMapper();
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES,false);
mapper.configure(SerializationFeature.WRITE_EMPTY_JSON_ARRAYS, false);
// mapper.setSerializationInclusion(Include.NON_NULL);
return mapper;
}
public static final DocumentContext addElement(DocumentContext ctx,String path) throws ConfigurationException {
JsonPath jPath=JsonPath.compile(path);
if(jPath.isDefinite()) {
String parent=path.substring(0,path.lastIndexOf("."));
List<String> found=ctx.read(parent);
if(found==null || found.size()==0 || found.get(0)==null) {
//missing parent, use recursion
addElement(ctx,parent);
}
// found parent, adding element
String element=path.substring(path.lastIndexOf(".")+1);
Object value=new HashMap<String,String>();
if(element.contains("[")) {
value=new ArrayList<Object>(Collections.singletonList(value));
element=element.substring(0,element.indexOf("["));
}
ctx.put(parent, element, value);
return ctx;
}else throw new ConfigurationException("Unable to initialize non-definite path : "+path);
}
}