com.wavemaker.runtime.app.AppFileSystem Maven / Gradle / Ivy
/**
* Copyright (C) 2020 WaveMaker, Inc.
*
* 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.wavemaker.runtime.app;
import java.io.InputStream;
import java.util.Set;
import javax.servlet.ServletContext;
import org.springframework.web.context.ServletContextAware;
import com.wavemaker.commons.MessageResource;
import com.wavemaker.commons.ResourceNotFoundException;
import com.wavemaker.commons.io.ClassPathFile;
import com.wavemaker.commons.io.File;
/**
* Provides a virtual files system for accessing resources of the application.
*
* @author Kishore Routhu on 21/6/17 3:12 PM.
*/
public class AppFileSystem implements ServletContextAware {
private ServletContext context;
@Override
public void setServletContext(ServletContext servletContext) {
this.context = servletContext;
}
public String getAppContextRoot() {
return this.context.getRealPath("/");
}
public File getClassPathFile(String resourcePath) {
return new ClassPathFile(context.getClassLoader(), resourcePath);
}
public InputStream getWebappResource(String resourcePath) {
InputStream resourceStream = context.getResourceAsStream(resourcePath);
if (resourceStream == null) {
throw new ResourceNotFoundException(MessageResource.create("com.wavemaker.runtime.requested.resource.not.found"), resourcePath);
}
return resourceStream;
}
public Set getWebappI18nLocaleFileNames() {
Set resourcePaths = context.getResourcePaths("/resources/i18n");
if (resourcePaths == null) {
throw new ResourceNotFoundException(MessageResource.create("com.wavemaker.runtime.requested.resource.not.found"));
}
return resourcePaths;
}
}