org.nightcode.milter.client.Macros Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jmilter Show documentation

Java implementation of the Sendmail Milter protocol.

There is a newer version: 0.8

/*
 * 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 org.nightcode.milter.client;

import java.util.ArrayList;
import java.util.List;

public final class Macros {

  static final class Pair {
    final String key;
    final String value;

    Pair(String key, String value) {
      this.key   = key;
      this.value = value;
    }
  }

  public static final class Builder {
    private final List pairs = new ArrayList<>();

    public Builder add(String key, String value) {
      pairs.add(new Pair(key, value));
      return this;
    }

    public Macros build() {
      return new Macros(this);
    }
  }

  public static Builder builder() {
    return new Builder();
  }

  private final List pairs;

  private Macros(Builder builder) {
    this.pairs = builder.pairs;
  }

  List pairs() {
    return pairs;
  }
}