Example usage for java.util Properties load

Introduction

In this page you can find the example usage for java.util Properties load.

Prototype

public synchronized void load(InputStream inStream) throws IOException 

Source Link

Document

Reads a property list (key and element pairs) from the input byte stream.

Usage

From source file:com.cloud.utils.PropertiesUtil.java

/**
 * Load a Properties object with contents from a File.
 * @param properties the properties object to be loaded
 * @param file  the file to load from//from  w  w  w .  j a v  a 2 s  . c  om
 * @throws IOException
 */
public static void loadFromFile(Properties properties, File file) throws IOException {
    InputStream stream = new FileInputStream(file);
    try {
        properties.load(stream);
    } finally {
        IOUtils.closeQuietly(stream);
    }
}

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From source file:edu.duke.cabig.c3pr.utils.DaoTestCase.java

/**
 * For Oracle typically it is "C3PR_DEV" (note- upper case). For Postgres - "public". Dont
 * forget to override this depending on your database
 * //from w w  w.  java  2  s.c o  m
 * @return
 */
protected static String getSchema() {
    URL url = ClassLoader.getSystemResource("context/datasource.properties");
    Properties p = new Properties();
    try {
        //p.load(new FileInputStream(new File(url.getFile())));
        p.load(url.openStream());
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return p.getProperty("datasource.testschema");
}

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From source file:com.digitalgeneralists.assurance.Application.java

static void installDb(InputStream propertiesFileStream, InputStream dbScriptStream)
        throws IOException, SQLException {
    Logger logger = Logger.getLogger(Application.class);

    Connection dbConnection = null;
    ResultSet rs = null;// w w  w . j a v a  2  s .c o  m
    try {
        Properties properties = new Properties();

        if (propertiesFileStream != null) {
            properties.load(propertiesFileStream);
        } else {
            throw new FileNotFoundException("The database properties file could not be loaded.");
        }
        String dbUrl = (String) properties.get("jdbc.url");
        String dbUser = (String) properties.get("jdbc.username");
        String dbPassword = (String) properties.get("jdbc.password");

        dbConnection = DriverManager.getConnection(dbUrl, dbUser, dbPassword);

        ArrayList<String> listOfDatabases = new ArrayList<String>();
        DatabaseMetaData meta = dbConnection.getMetaData();
        String[] tableTypes = { "TABLE" };
        rs = meta.getTables(null, null, Application.verificationTableName, tableTypes);
        while (rs.next()) {
            String databaseName = rs.getString("TABLE_NAME");
            listOfDatabases.add(databaseName.toUpperCase());
        }
        if (listOfDatabases.contains(Application.verificationTableName)) {
            logger.info("Database already exists");
        } else {
            ScriptRunner runner = new ScriptRunner(dbConnection, true, true);

            Reader dbScript = new InputStreamReader(dbScriptStream);
            runner.runScript(dbScript);

            logger.info("Database is created");
        }
    } finally {
        if (rs != null) {
            try {
                rs.close();
                rs = null;
            } catch (SQLException e) {
                // The ship is going down. Not much we can do.
                logger.fatal(e);
            }
        }
        if (dbConnection != null) {
            dbConnection.close();
            dbConnection = null;
        }
    }

    logger = null;
}

---

From source file:com.googleapis.ajax.services.example.ResourceBundleGenerator.java

private static Properties loadResourceMessages(String fileName) {
    FileInputStream is = null;//  www  . j  av  a2s .  co  m
    Properties resourceMessages = new Properties();
    try {
        is = new FileInputStream(fileName + ".properties");
        resourceMessages.load(is);
    } catch (Exception ex) {
        ex.printStackTrace();
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (Exception e) {
            }
        }
    }
    return resourceMessages;
}

---

From source file:com.knockturnmc.api.util.ConfigurationUtils.java

/**
 * Loads a standard Java {@link Properties} file.
 * If the desired file is not found, a file with the same name will be copied from the classpath to the datafolder.
 * If no default file was found, an empty file will be created.
 *
 * @param classLoader the classloader to use for the default file
 * @param file        the filename to create/load
 * @param datafolder  the datafolder to use
 * @return the loaded/created file/* ww w  .ja v  a 2  s  . c  o m*/
 */
public static Properties loadConfiguration(ClassLoader classLoader, String file, File datafolder) {
    try {
        File config = getConfigFile(classLoader, file, datafolder);
        Properties props = new Properties();
        try (FileInputStream stream = new FileInputStream(config)) {
            props.load(stream);
        }
        return props;
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

---

From source file:cl.niclabs.tscrypto.common.utils.Util.java

public static Properties loadTrimedProperties(String filename) throws IOException {
    Properties properties = new Properties();
    properties.load(new FileInputStream(filename));

    trimProperties(properties);//w w w. j  a  v a2 s  .  c om

    return properties;
}

---

From source file:com.buschmais.maexo.test.Constants.java

/**
 * Load properties file and ignore any exceptions.
 * /*w ww. j  ava  2 s  . com*/
 * @param classpath resource name
 * @return properties loaded from classpath resource
 */
private static Properties getPropertiesFrom(String string) {
    Properties result = new Properties();
    try {
        InputStream stream = Constants.class.getResourceAsStream("/version.properties");
        try {
            result.load(stream);
        } finally {
            stream.close();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

---

From source file:dpfmanager.shell.core.DPFManagerProperties.java

public static String getVersion() {
    String filename = "version.properties";
    InputStream input = MainGuiApp.class.getClassLoader().getResourceAsStream(filename);

    try {/*from  ww  w . j  av  a 2 s.  c om*/
        // load a properties file
        Properties prop = new Properties();
        prop.load(input);
        return prop.getProperty("version");
    } catch (Exception e) {
        return "";
    }
}

---

From source file:keel.Algorithms.Genetic_Rule_Learning.Falco_GP.Main.java

/**
 * <p>/*from   w w w .  jav  a 2 s .co  m*/
 * Configure the execution of the algorithm.
 * 
 * @param jobFilename Name of the KEEL file with properties of the
 *                    execution
 *  </p>                  
 */

private static void configureJob(String jobFilename) {

    Properties props = new Properties();

    try {
        InputStream paramsFile = new FileInputStream(jobFilename);
        props.load(paramsFile);
        paramsFile.close();
    } catch (IOException ioe) {
        ioe.printStackTrace();
        System.exit(0);
    }

    // Files training and test
    String trainFile;
    String testFile;
    StringTokenizer tokenizer = new StringTokenizer(props.getProperty("inputData"));
    tokenizer.nextToken();
    trainFile = tokenizer.nextToken();
    trainFile = trainFile.substring(1, trainFile.length() - 1);
    testFile = tokenizer.nextToken();
    testFile = testFile.substring(1, testFile.length() - 1);

    tokenizer = new StringTokenizer(props.getProperty("outputData"));
    String reportTrainFile = tokenizer.nextToken();
    reportTrainFile = reportTrainFile.substring(1, reportTrainFile.length() - 1);
    String reportTestFile = tokenizer.nextToken();
    reportTestFile = reportTestFile.substring(1, reportTestFile.length() - 1);
    String reportRulesFile = tokenizer.nextToken();
    reportRulesFile = reportRulesFile.substring(1, reportRulesFile.length() - 1);

    // Algorithm auxiliar configuration
    XMLConfiguration algConf = new XMLConfiguration();
    algConf.setRootElementName("experiment");
    algConf.addProperty("process[@algorithm-type]",
            "net.sourceforge.jclec.problem.classification.falco.FalcoAlgorithm");
    algConf.addProperty("process.rand-gen-factory[@type]", "net.sourceforge.jclec.util.random.RanecuFactory");
    algConf.addProperty("process.rand-gen-factory[@seed]", Integer.parseInt(props.getProperty("seed")));
    algConf.addProperty("process.population-size", Integer.parseInt(props.getProperty("population-size")));
    algConf.addProperty("process.max-of-generations", Integer.parseInt(props.getProperty("max-generations")));
    algConf.addProperty("process.max-deriv-size", Integer.parseInt(props.getProperty("max-deriv-size")));
    algConf.addProperty("process.dataset[@type]", "net.sourceforge.jclec.util.dataset.KeelDataSet");
    algConf.addProperty("process.dataset.train-data.file-name", trainFile);
    algConf.addProperty("process.dataset.test-data.file-name", testFile);
    algConf.addProperty("process.species[@type]",
            "net.sourceforge.jclec.problem.classification.falco.FalcoSyntaxTreeSpecies");
    algConf.addProperty("process.evaluator[@type]",
            "net.sourceforge.jclec.problem.classification.falco.FalcoEvaluator");
    algConf.addProperty("process.evaluator.alpha", Double.parseDouble(props.getProperty("alpha")));
    algConf.addProperty("process.provider[@type]", "net.sourceforge.jclec.syntaxtree.SyntaxTreeCreator");
    algConf.addProperty("process.parents-selector[@type]", "net.sourceforge.jclec.selector.RouletteSelector");
    algConf.addProperty("process.recombinator[@type]",
            "net.sourceforge.jclec.syntaxtree.SyntaxTreeRecombinator");
    algConf.addProperty("process.recombinator[@rec-prob]", Double.parseDouble(props.getProperty("rec-prob")));
    algConf.addProperty("process.recombinator.base-op[@type]",
            "net.sourceforge.jclec.problem.classification.falco.FalcoCrossover");
    algConf.addProperty("process.mutator[@type]", "net.sourceforge.jclec.syntaxtree.SyntaxTreeMutator");
    algConf.addProperty("process.mutator[@mut-prob]", Double.parseDouble(props.getProperty("mut-prob")));
    algConf.addProperty("process.mutator.base-op[@type]",
            "net.sourceforge.jclec.problem.classification.falco.FalcoMutator");
    algConf.addProperty("process.copy-prob", Double.parseDouble(props.getProperty("copy-prob")));
    algConf.addProperty("process.listener[@type]",
            "net.sourceforge.jclec.problem.classification.falco.KeelFalcoPopulationReport");
    algConf.addProperty("process.listener.report-dir-name", "./");
    algConf.addProperty("process.listener.train-report-file", reportTrainFile);
    algConf.addProperty("process.listener.test-report-file", reportTestFile);
    algConf.addProperty("process.listener.rules-report-file", reportRulesFile);
    algConf.addProperty("process.listener.global-report-name", "resumen");
    algConf.addProperty("process.listener.report-frequency", 50);

    try {
        algConf.save(new File("configure.txt"));
    } catch (ConfigurationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    net.sourceforge.jclec.RunExperiment.main(new String[] { "configure.txt" });
}

---

From source file:Log4jPropertyHelper.java

public static void updateLog4jConfiguration(Class<?> targetClass, String log4jPath) throws Exception {
    Properties customProperties = new Properties();
    FileInputStream fs = null;//from   w w w. j a va  2s . co  m
    InputStream is = null;
    try {
        fs = new FileInputStream(log4jPath);
        is = targetClass.getResourceAsStream("/log4j.properties");
        customProperties.load(fs);
        Properties originalProperties = new Properties();
        originalProperties.load(is);
        for (Entry<Object, Object> entry : customProperties.entrySet()) {
            originalProperties.setProperty(entry.getKey().toString(), entry.getValue().toString());
        }
        LogManager.resetConfiguration();
        PropertyConfigurator.configure(originalProperties);
    } finally {
        IOUtils.closeQuietly(is);
        IOUtils.closeQuietly(fs);
    }
}

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