/**
* Copyright (C) 2010 - 2016 52°North Initiative for Geospatial Open Source
* Software GmbH
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* If the program is linked with libraries which are licensed under one of
* the following licenses, the combination of the program with the linked
* library is not considered a "derivative work" of the program:
*
* • Apache License, version 2.0
* • Apache Software License, version 1.0
* • GNU Lesser General Public License, version 3
* • Mozilla Public License, versions 1.0, 1.1 and 2.0
* • Common Development and Distribution License (CDDL), version 1.0
*
* Therefore the distribution of the program linked with libraries licensed
* under the aforementioned licenses, is permitted by the copyright holders
* if the distribution is compliant with both the GNU General Public
* License version 2 and the aforementioned licenses.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*/
package org.n52.wps.server.r.info;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.List;
import org.n52.wps.server.ExceptionReport;
import org.n52.wps.server.r.R_Config;
import org.n52.wps.server.r.metadata.RAnnotationParser;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class RProcessInfo {
private static Logger LOGGER = LoggerFactory.getLogger(RProcessInfo.class);
private String wkn;
private Exception lastException;
private boolean isValid;
private R_Config config;
static List<RProcessInfo> rProcessInfoList;
public RProcessInfo(String wkn, R_Config config) {
this.wkn = wkn;
this.config = config;
File scriptfile;
FileInputStream fis = null;
try {
scriptfile = config.getScriptFileForWKN(wkn);
RAnnotationParser parser = new RAnnotationParser(this.config);
fis = new FileInputStream(scriptfile);
this.isValid = parser.validateScript(fis, wkn);
}
catch (Exception e) {
LOGGER.error("Script validation failed. Last exception stored for the process information.", e);
this.lastException = e;
this.isValid = false;
}
finally {
if (fis != null)
try {
fis.close();
}
catch (IOException e) {
LOGGER.error("Could not close file input stream of script file.", e);
}
}
}
public String getWkn() {
return this.wkn;
}
public String getScriptURL() {
try {
return config.getScriptURL(this.wkn).getPath();
}
catch (ExceptionReport e) {
e.printStackTrace();
}
catch (MalformedURLException e) {
e.printStackTrace();
}
return null;
}
public boolean isAvailable() {
return config.isScriptAvailable(this.wkn);
}
public boolean isValid() {
return this.isValid;
}
public Exception getLastException() {
return this.lastException;
}
/**
* @return The last Error message or null
*/
public String getLastErrormessage() {
if (getLastException() == null)
return null;
else
return getLastException().getMessage();
}
public static List<RProcessInfo> getRProcessInfoList() {
if (rProcessInfoList == null) {
rProcessInfoList = new ArrayList<RProcessInfo>();
}
return rProcessInfoList;
}
/**
* To be set on repository startup
*
* @param rProcessInfoList
*/
public static void setRProcessInfoList(List<RProcessInfo> rProcessInfoList) {
RProcessInfo.rProcessInfoList = rProcessInfoList;
}
}