org.llorllale.youtrack.api.DefaultAssignedField Maven / Gradle / Ivy

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/*
 * Copyright 2017 George Aristy.
 *
 * 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.llorllale.youtrack.api;

import org.llorllale.youtrack.api.session.UnauthorizedException;

import java.io.IOException;
import java.util.stream.Stream;

/**
 * Combines and adapts a given {@link Field} and a given 
 * {@link org.llorllale.youtrack.api.jaxb.Field} into an {@link AssignedField}.
 *
 * @author George Aristy ([email protected])
 * @since 0.8.0
 */
class DefaultAssignedField implements AssignedField {
  private final Field field;
  private final Issue issue;
  private final org.llorllale.youtrack.api.jaxb.Field jaxb;

  /**
   * Ctor.
   * 
   * @param field the {@link Field} to adapt
   * @param issue the parent {@link Issue}
   * @param jaxb the jaxb instance
   * @since 0.8.0
   */
  DefaultAssignedField(Field field, Issue issue, org.llorllale.youtrack.api.jaxb.Field jaxb) {
    this.field = field;
    this.issue = issue;
    this.jaxb = jaxb;
  }

  @Override
  public Issue issue() {
    return issue;
  }

  @Override
  public FieldValue value() {
    return new XmlFieldValue(jaxb.getValue(), this);
  }

  @Override
  public Stream change() throws IOException, UnauthorizedException {
    return this.project().fields().stream()
        .filter(f -> f.name().equals(this.name()))
        .findAny()
        .get()
        .values()
        .map(v -> new DefaultSelectableFieldValue(v, issue));
  }

  @Override
  public Project project() {
    return field.project();
  }

  @Override
  public String name() {
    return field.name();
  }

  @Override
  public int hashCode() {
    return this.field.hashCode();
  }

  @Override
  public boolean equals(Object other) {
    return this.field.equals(other);
  }
}