Colored.java example

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/*
 * Copyright 2000-2012 JetBrains s.r.o.
 *
 * 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 com.intellij.ui;

import org.intellij.lang.annotations.RegExp;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

import static java.lang.annotation.ElementType.TYPE;

/**
 * Associates an entity with some color in hex-format
 *
 * @author Konstantin Bulenkov
 */
@Retention(RetentionPolicy.RUNTIME)
@Target({TYPE})
public @interface Colored {
  /**
   * @return color as hex-string
   */
  @RegExp(prefix = "[0-9a-f]{6}")
  String color();

  /**
   * @return color as hex-string
   */
  @RegExp(prefix = "[0-9a-f]{6}")
  String darkVariant();
}