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A more performant JSON-LD 1.1 Processor & API forked from Titanium JSON-LD.
The newest version!
/*
* Copyright 2020 APICATALOG and HASMAC.
*
* 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.
*
* SPDX-License-Identifier: Apache-2.0
*/
package no.hasmac.jsonld.flattening;
import jakarta.json.JsonArrayBuilder;
import jakarta.json.JsonValue;
import no.hasmac.jsonld.json.JsonProvider;
import no.hasmac.jsonld.json.JsonUtils;
import no.hasmac.jsonld.lang.Keywords;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
public final class NodeMap {
private final Map>> index;
private final BlankNodeIdGenerator generator = new BlankNodeIdGenerator();
public NodeMap() {
this.index = new LinkedHashMap<>();
this.index.put(Keywords.DEFAULT, new LinkedHashMap<>());
}
public void set(String graphName, String subject, String property, JsonValue value) {
if (subject == null) {
return;
}
index
.computeIfAbsent(graphName, x -> new LinkedHashMap<>())
.computeIfAbsent(subject, x -> new LinkedHashMap<>())
.put(property, value);
}
public JsonValue get(String graphName, String subject, String property) {
var indexGraphName = index.get(graphName);
if (indexGraphName != null) {
var indexSubject = indexGraphName.get(subject);
if (indexSubject != null) {
return indexSubject.get(property);
}
}
return null;
}
public Map get(String graphName, String subject) {
var indexGraphName = index.get(graphName);
if (indexGraphName != null) {
return indexGraphName.get(subject);
}
return null;
}
public boolean contains(String graphName, String subject) {
var indexGraphName = index.get(graphName);
if (indexGraphName != null) {
return indexGraphName.containsKey(subject);
}
return false;
}
public boolean contains(String graphName, String subject, String property) {
var indexGraphName = index.get(graphName);
if (indexGraphName != null) {
var indexSubject = indexGraphName.get(subject);
if (indexSubject != null) {
return indexSubject.containsKey(property);
}
}
return false;
}
public Optional