load Properties From File - Java java.util

Java examples for java.util:Properties File

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Description

load Properties From File

Demo Code


//package com.java2s;
import java.io.*;
import java.util.Properties;

public class Main {
    public static Properties loadPropertiesFromFile(String fileName) {
        return loadPropertiesFromFile(new File(fileName));
    }//from   www. j  a va2s  .c  o  m

    /**
     * 
     * @param file
     * @return
     */
    public static Properties loadPropertiesFromFile(File file) {
        if (!file.exists()) {
            return null;
        }
        FileInputStream fis;
        try {
            fis = new FileInputStream(file);
            return load(fis);
        } catch (FileNotFoundException e) {
            throw new RuntimeException(e);
        }
    }

    /**
     * Load a Properties object from inputstream. Close the stream afterward
     * @param is
     * @return
     */
    public static Properties load(InputStream is) {
        Properties properties = new Properties();
        try {
            properties.load(is);
        } catch (IOException e) {
            throw new RuntimeException(e);
        } finally {
            try {
                is.close();
            } catch (IOException e) {
                ;
            }
        }
        return properties;
    }
}

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