de.sayayi.lib.protocol.spi.AbstractPropagationBuilder Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of protocol-core Show documentation

Protocol Library Core

There is a newer version: 1.5.0

/*
 * Copyright 2020 Jeroen Gremmen
 *
 * 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.
 */
package de.sayayi.lib.protocol.spi;

import de.sayayi.lib.protocol.Protocol;
import de.sayayi.lib.protocol.Protocol.ProtocolMessageBuilder;
import de.sayayi.lib.protocol.Protocol.TargetTagBuilder;
import de.sayayi.lib.protocol.TagSelector;
import de.sayayi.lib.protocol.exception.ProtocolException;

import lombok.val;

import org.jetbrains.annotations.NotNull;

import java.util.TreeSet;

import static java.util.Objects.requireNonNull;


/**
 * @author Jeroen Gremmen
 * @since 0.5.0
 */
abstract class AbstractPropagationBuilder>
    extends AbstractBuilder
    implements TargetTagBuilder
{
  private final @NotNull TagSelector tagSelector;


  protected AbstractPropagationBuilder(@NotNull AbstractProtocol protocol,
                                       @NotNull TagSelector tagSelector)
  {
    super(protocol);

    this.tagSelector = tagSelector;
  }


  @Override
  public @NotNull Protocol to(@NotNull String targetTagName)
  {
    protocol.tagPropagationMap.computeIfAbsent(tagSelector, k -> new TreeSet<>())
        .add(requireNonNull(targetTagName));

    return protocol;
  }


  @Override
  public @NotNull Protocol to(@NotNull String... targetTagNames)
  {
    if (targetTagNames.length == 0)
      throw new ProtocolException("targetTagNames must not be empty");

    for(val targetTagName: targetTagNames)
      to(targetTagName);

    return protocol;
  }
}