org.apache.james.util.ClassLoaderUtils.java Source code

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Here is the source code for org.apache.james.util.ClassLoaderUtils.java

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/****************************************************************
 * Licensed to the Apache Software Foundation (ASF) under one   *
 * or more contributor license agreements.  See the NOTICE file *
 * distributed with this work for additional information        *
 * regarding copyright ownership.  The ASF licenses this file   *
 * to you under the Apache License, Version 2.0 (the            *
 * "License"); you may not use this file except in compliance   *
 * with the License.  You may obtain a copy of the License at   *
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 * software distributed under the License is distributed on an  *
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package org.apache.james.util;

import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;

import javax.mail.util.SharedByteArrayInputStream;

import org.apache.commons.io.IOUtils;

public class ClassLoaderUtils {
    public static String getSystemResourceAsString(String filename, Charset charset) {
        try {
            return IOUtils.toString(ClassLoader.getSystemResourceAsStream(filename), charset);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    public static String getSystemResourceAsString(String filename) {
        return getSystemResourceAsString(filename, StandardCharsets.US_ASCII);
    }

    public static byte[] getSystemResourceAsByteArray(String filename) {
        try {
            return IOUtils.toByteArray(ClassLoader.getSystemResourceAsStream(filename));
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    public static SharedByteArrayInputStream getSystemResourceAsSharedStream(String filename) {
        return new SharedByteArrayInputStream(getSystemResourceAsByteArray(filename));
    }
}