/*
* Encog(tm) Core v3.0 - Java Version
* http://www.heatonresearch.com/encog/
* http://code.google.com/p/encog-java/
* Copyright 2008-2011 Heaton Research, Inc.
*
* 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.
*
* For more information on Heaton Research copyrights, licenses
* and trademarks visit:
* http://www.heatonresearch.com/copyright
*/
package org.encog.util;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import org.encog.EncogError;
/**
* Used to load resources from the JAR file.
*/
public final class ResourceLoader {
/**
* Create an input stream to read from the resource.
* @param resource The resource to load.
* @return An input stream.
*/
public static InputStream createInputStream(
final String resource) {
final ClassLoader loader = ResourceLoader.class.getClassLoader();
final InputStream is = loader.getResourceAsStream(resource);
if (is == null) {
final String str = "Can't read resource: " + resource;
throw new EncogError(str);
}
return is;
}
/**
* Load the resource as a string.
* @param resource The resource to load.
* @return The resource as a string.
*/
public static String loadString(final String resource) {
InputStream is = null;
try {
is = ResourceLoader.createInputStream(resource);
final StringBuilder result = new StringBuilder();
final BufferedReader br = new BufferedReader(new InputStreamReader(
is));
String line;
while ((line = br.readLine()) != null) {
result.append(line);
result.append("\r\n");
}
return result.toString();
} catch (final IOException e) {
throw new EncogError(e);
} finally {
try {
if (is != null) {
is.close();
}
} catch (final IOException e) {
throw new EncogError(e);
}
}
}
/**
* Private constructor.
*/
private ResourceLoader() {
}
}