entaxy-public/platform/runtime/base/connecting/generator/generator-api/src/main/java/ru/entaxy/base/generator/template/impl/TemplateServiceURLResolver....

65 lines
2.2 KiB
Java

/*-
* ~~~~~~licensing~~~~~~
* generator-api
* ==========
* Copyright (C) 2020 - 2023 EmDev LLC
* ==========
* 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.
* ~~~~~~/licensing~~~~~~
*/
package ru.entaxy.base.generator.template.impl;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;
import org.osgi.service.component.annotations.ReferenceCardinality;
import org.osgi.service.url.AbstractURLStreamHandlerService;
import org.osgi.service.url.URLStreamHandlerService;
import ru.entaxy.base.generator.template.Template;
import ru.entaxy.base.generator.template.TemplateService;
@Component(service = URLStreamHandlerService.class, property = "url.handler.protocol=templates", immediate = true)
public class TemplateServiceURLResolver extends AbstractURLStreamHandlerService {
@Reference(cardinality = ReferenceCardinality.MANDATORY)
TemplateService templateService;
@Override
public URLConnection openConnection(URL url) throws IOException {
String templateId = url.toString();
templateId = templateId.replace("templates:", "");
templateId = templateId.replace("/", ".");
Template template = templateService.getTemplateById(templateId);
if (template == null) {
// we'll try without file extension
int index = templateId.lastIndexOf(".");
if (index>0)
templateId = templateId.substring(0, index);
template = templateService.getTemplateById(templateId);
}
if (template == null)
return null;
String templateUrl = template.getTemplateLocation().toString() + template.getTemplateFullName();
URL resultUrl = new URL(templateUrl);
return resultUrl.openConnection();
}
}