AbstractBaseDiagnosticManagerCore.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2025 Link.it srl (https://link.it).
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openspcoop2.utils.logger;

import java.io.File;
import java.io.FileInputStream;
import java.net.URI;
import java.net.URL;
import java.util.Properties;

import org.openspcoop2.utils.UtilsException;
import org.openspcoop2.utils.date.DateManager;
import org.openspcoop2.utils.date.SystemDate;
import org.openspcoop2.utils.logger.config.DiagnosticConfig;

/**
 * AbstractBaseDiagnosticManagerCore
 *
 * @author Poli Andrea (apoli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public abstract class AbstractBaseDiagnosticManagerCore  {

    protected DiagnosticManager diagnosticManager;
    private boolean throwExceptionPlaceholderFailedResolution;
    private Properties diagnosticProperties;
    
    public AbstractBaseDiagnosticManagerCore(DiagnosticConfig diagnosticConfig) throws UtilsException{
        
        DiagnosticConfig.validate(diagnosticConfig); // garantisce che getThrowExceptionPlaceholderFailedResolution non torni null. e readProperties contenga una configurazione valida
        try{
            
            this.diagnosticProperties = DiagnosticConfig.readProperties(diagnosticConfig);
                        
            this.throwExceptionPlaceholderFailedResolution = diagnosticConfig.getThrowExceptionPlaceholderFailedResolution();
            
        }catch(Exception e){
            throw new UtilsException(e.getMessage(),e);
        }
    }

    public void init(IContext context,ILogger loggerForCallback) throws UtilsException{
        
        try{
            
            DateManager.initializeDataManager(SystemDate.class.getName(), null, null);
            
            this.diagnosticManager = new DiagnosticManager(this.diagnosticProperties, context, this.throwExceptionPlaceholderFailedResolution, loggerForCallback);
            
        }catch(Exception e){
            throw new UtilsException(e.getMessage(),e);
        }
    }
    
    
    // ---- STATIC 
    
    public static Properties getProperties(File file) throws UtilsException{
        String filePath = "fs";
        try{
            if(file==null){
                throw new Exception("Resource file undefined");
            }
            filePath = file.getAbsolutePath();
            if(file.exists()){
                Properties p = new Properties();
                FileInputStream fin = null;
                try{
                    fin = new FileInputStream(file);
                    p.load(fin);
                }finally{
                    try{
                        if(fin!=null) {
                            fin.close();
                        }
                    }catch(Exception eClose){
                        // ignore
                    }
                }
                return p;
            }
            else{
                throw new UtilsException("Resource not exists");
            }
        }catch(Exception e){
            throw new UtilsException("Reading Properties failed (resource ["+filePath+"]): "+e.getMessage(),e);
        }
    }
    public static Properties getProperties(String name) throws UtilsException{
        try{
            if(name==null){
                throw new Exception("Resource name undefined");
            }
            File f = new File(name);
            if(f.exists()){
                return getProperties(f);
            }
            else{
                String newName = null;
                if(name.trim().startsWith("/")){
                    newName = name;
                }
                else{
                    newName = "/" + name;
                }
                URL url = AbstractBaseDiagnosticManagerCore.class.getResource(newName);
                if(url!=null){
                    return getProperties(url);
                }
                else{
                    throw new UtilsException("Resource ["+name+"] not found");
                }
            }
        }catch(Exception e){
            throw new UtilsException("Reading Properties failed (resource ["+name+"]): "+e.getMessage(),e);
        }
    }
    public static Properties getProperties(URL url) throws UtilsException{
        URI uri = null;
        try{
            if(url==null){
                throw new Exception("Resource URL undefined");
            }
            uri = url.toURI();
        }catch(Exception e){
            throw new UtilsException("Reading Properties failed (url ["+url+"]): "+e.getMessage(),e);
        }
        return getProperties(uri);

    }
    public static Properties getProperties(URI uri) throws UtilsException{
        try{
            if(uri==null){
                throw new Exception("Resource URI undefined");
            }
            File f = new File(uri);
            return getProperties(f);
        }catch(Exception e){
            throw new UtilsException("Reading Properties failed (uri ["+uri+"]): "+e.getMessage(),e);
        }
    }

}