/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.jena.atlas.json ;
/** Access json datastructures */
public class JsonAccess {
public static JsonValue accessPath(JsonValue obj, String... path) {
for ( String p : path ) {
if ( !obj.isObject() ) {
throw new JsonException("Path traverses non-object") ;
}
obj = obj.getAsObject().get(p) ;
}
return obj ;
}
public static JsonValue access(JsonValue obj, Object... path) {
for ( Object p : path ) {
if ( p instanceof String ) {
if ( !obj.isObject() ) {
throw new JsonException("Path traverses non-object") ;
}
obj = obj.getAsObject().get((String)p) ;
}
if ( p instanceof Integer ) {
if ( !obj.isArray() ) {
throw new JsonException("Path traverses non-array") ;
}
obj = obj.getAsArray().get((Integer)p) ;
}
}
return obj ;
}
}