com.betfair.cougar.codegen.FileUtil.java Source code

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Here is the source code for com.betfair.cougar.codegen.FileUtil.java

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/*
 * Copyright 2014, The Sporting Exchange Limited
 *
 * Licensed 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
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.betfair.cougar.codegen;

import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;

import org.apache.commons.io.IOUtils;

public class FileUtil {

    /**
     * Copy the given resource to the given file.
     *
     * @param resourceName name of resource to copy
     * @param destination file
     */
    public static void resourceToFile(String resourceName, File dest, Class src) {

        InputStream is = null;
        OutputStream os = null;
        try {
            is = src.getClassLoader().getResourceAsStream(resourceName);
            if (is == null) {
                throw new RuntimeException("Could not load resource: " + resourceName);
            }
            dest.getParentFile().mkdirs();
            os = new FileOutputStream(dest);

            IOUtils.copy(is, os);

        } catch (Exception e) {
            throw new RuntimeException(
                    "Error copying resource '" + resourceName + "' to file '" + dest.getPath() + "': " + e, e);
        } finally {
            IOUtils.closeQuietly(is);
            IOUtils.closeQuietly(os);
        }
    }
}