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package org.openecomp.sdc.be.utils;
import java.io.IOException;
import java.net.URL;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import com.google.common.io.Resources;
/**
* A set of helper method for fixture files.
*/
public class FixtureHelpers {
private FixtureHelpers() {
// singleton
}
/**
* Reads the given fixture file from the classpath (e. g. {@code src/test/resources})
* and returns its contents as a UTF-8 string.
*
* @param filename the filename of the fixture file
* @return the contents of {@code src/test/resources/{filename}}
* @throws IllegalArgumentException if an I/O error occurs.
*/
public static String fixture(String filename) {
return fixture(filename, StandardCharsets.UTF_8);
}
/**
* Reads the given fixture file from the classpath (e. g. {@code src/test/resources})
* and returns its contents as a string.
*
* @param filename the filename of the fixture file
* @param charset the character set of {@code filename}
* @return the contents of {@code src/test/resources/{filename}}
* @throws IllegalArgumentException if an I/O error occurs.
*/
private static String fixture(String filename, Charset charset) {
try {
URL url = Resources.getResource(filename);
String text = Resources.toString(url, charset);
return text.trim();
}
catch (IOException e) {
throw new IllegalArgumentException(e);
}
}
}
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