org.apache.commons.lang3.builder.AbstractSupplier Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of commons-lang3 Show documentation
Show all versions of commons-lang3 Show documentation
Apache Commons Lang, a package of Java utility classes for the
classes that are in java.lang's hierarchy, or are considered to be so
standard as to justify existence in java.lang.
The newest version!
/*
* 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
*
* 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 org.apache.commons.lang3.builder;
import org.apache.commons.lang3.function.FailableSupplier;
/**
* Abstracts supplying an instance of {@code T}. Use to implement the builder pattern.
*
* @param the type of instances to build.
* @param the type of builder.
* @param The kind of thrown exception or error.
* @since 3.14.0
*/
public abstract class AbstractSupplier, E extends Throwable> implements FailableSupplier {
/**
* Constructs a new instance.
*/
public AbstractSupplier() {
// empty
}
/**
* Returns this instance typed as the proper subclass type.
*
* @return this instance typed as the proper subclass type.
*/
@SuppressWarnings("unchecked")
protected B asThis() {
return (B) this;
}
}