org.opencastproject.util.data.Prelude Maven / Gradle / Ivy
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* Licensed to The Apereo Foundation under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
*
* The Apereo Foundation licenses this file to you under the Educational
* Community 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://opensource.org/licenses/ecl2.txt
*
* 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 org.opencastproject.util.data;
/**
* The prelude contains general purpose functions.
*/
public final class Prelude {
private Prelude() {
}
/**
* Java is not able to determine the exhaustiveness of a match. Use this function to throw a defined error and to
* improve readability.
*/
public static A unexhaustiveMatch() {
throw new Error("Unexhaustive match");
}
/** Sleep for a while. Returns false if interrupted. */
public static boolean sleep(long ms) {
try {
Thread.sleep(ms);
return true;
} catch (InterruptedException ignore) {
return false;
}
}
}