103 lines
3.0 KiB
Java
103 lines
3.0 KiB
Java
/*********************************************************************************************************************************
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* Autorskie Prawa Majątkowe - Moose Spółka z ograniczoną odpowiedzialnością
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* Copyright 2019 Moose Spółka z ograniczoną odpowiedzialnością
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********************************************************************************************************************************/
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package eu.mooseinc.documents.explorer;
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import org.apache.log4j.Logger;
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import javax.annotation.PostConstruct;
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import javax.faces.bean.ApplicationScoped;
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import javax.faces.bean.ManagedBean;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.InputStream;
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import java.nio.file.Paths;
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import java.text.MessageFormat;
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import java.util.Properties;
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/**
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* Bean used for application initialization.
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*/
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@ApplicationScoped
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@ManagedBean(eager = true, name = "applicationBean")
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public class ApplicationBean {
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private static final Logger logger = Logger.getLogger( ApplicationBean.class );
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/**
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* Path to user configuration.
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*/
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private static final String CUSTOM_PROPERTIES_PATH = "/opt/documents-explorer/application.properties";
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/**
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* The path to the directory used to store documents.
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*/
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private String documentsDirectory;
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/**
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* Reads the configuration from the configuration file.
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*/
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@PostConstruct
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public void readProperties() {
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Properties properties = new Properties( );
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properties.putAll( loadDefaultProperties() );
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properties.putAll( loadCustomProperties() );
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final String directoryPath = properties.getProperty("documents.directory");
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final File directory = Paths.get(directoryPath).toFile();
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if (!directory.exists()) {
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if (!directory.mkdirs()) {
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logger.error( "Create directory error" );
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documentsDirectory = "";
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}
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}
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else
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documentsDirectory = directoryPath;
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logger.info(MessageFormat.format("Using the {0} directory for file storing.", documentsDirectory));
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}
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/**
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* Load custom properties.
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*
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* @return properties.
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*/
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private Properties loadCustomProperties() {
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try (InputStream in = new FileInputStream( CUSTOM_PROPERTIES_PATH )) {
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final Properties properties = new Properties( );
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properties.load( in );
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return properties;
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}
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catch (Exception e) {
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logger.error( "The application encountered an error while loading the custom properties.", e );
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return new Properties( );
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}
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}
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/**
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* Load default properties.
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*
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* @return properties.
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*/
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private Properties loadDefaultProperties() {
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try (InputStream in = getClass().getClassLoader().getResourceAsStream("application.properties")) {
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final Properties properties = new Properties( );
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properties.load( in );
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return properties;
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}
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catch (Exception e) {
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logger.error( "The application encountered an error while loading the default properties.", e );
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return new Properties( );
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}
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}
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/**
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* @return Path to the directory with files.
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*/
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public String getDocumentsDirectory() {
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return documentsDirectory;
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}
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}
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