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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2020 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.aaf.certservice.cmpv2client.impl;
import java.util.ArrayList;
import java.util.List;
import java.util.function.BiConsumer;
import java.util.function.Consumer;
import java.util.function.Supplier;
/**
* Generic Builder Class for creating CMP Message.
*/
public final class CmpMessageBuilder<T> {
private final Supplier<T> instantiator;
private final List<Consumer<T>> instanceModifiers = new ArrayList<>();
public CmpMessageBuilder(Supplier<T> instantiator) {
this.instantiator = instantiator;
}
public static <T> CmpMessageBuilder<T> of(Supplier<T> instantiator) {
return new CmpMessageBuilder<>(instantiator);
}
public <U> CmpMessageBuilder<T> with(BiConsumer<T, U> consumer, U value) {
Consumer<T> valueConsumer = instance -> consumer.accept(instance, value);
instanceModifiers.add(valueConsumer);
return this;
}
public T build() {
T value = instantiator.get();
instanceModifiers.forEach(modifier -> modifier.accept(value));
instanceModifiers.clear();
return value;
}
}
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