Java Class Path Load loadTextFromClassPath(Class cls, String filename)

Description

load Text From Class Path

License

Open Source License

Declaration

public static final StringBuilder loadTextFromClassPath(Class<?> cls, String filename) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.BufferedReader;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

public class Main {
    public static final StringBuilder loadTextFromClassPath(Class<?> cls, String filename) {
        InputStream input = cls.getResourceAsStream(filename);
        if (input == null)
            return null;

        try {/*from   w  ww.  j  a  v a 2 s  .  co m*/
            BufferedReader in = new BufferedReader(new InputStreamReader(input));
            StringBuilder sb = new StringBuilder(Math.max(1, input.available()));
            String s;

            while ((s = in.readLine()) != null)
                sb.append(s).append('\n');
            in.close();
            input.close();
            return sb;
        } catch (IOException e) {
            e.printStackTrace();
        }

        return null;
    }

    /**
     * Load the text from the classpath, the 'filename' have in the form of aaa/bbb/ccc.ext
     */
    public static final StringBuilder loadTextFromClassPath(String filename) {
        InputStream input = ClassLoader.getSystemResourceAsStream(filename);
        if (input == null)
            return null;

        try {
            BufferedReader in = new BufferedReader(new InputStreamReader(input));
            StringBuilder sb = new StringBuilder(Math.max(1, input.available()));
            String s;

            while ((s = in.readLine()) != null)
                sb.append(s).append('\n');
            in.close();
            input.close();
            return sb;
        } catch (IOException e) {
            e.printStackTrace();
        }

        return null;
    }
}