MetadataField.java

package com.thinkbiganalytics.metadata;

/*-
 * #%L
 * thinkbig-field-policy-api
 * %%
 * Copyright (C) 2017 ThinkBig Analytics
 * %%
 * 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.
 * #L%
 */

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

/**
 * Any field Annotated with this will appear in the UI as a expression property ${} when registering a template with Kylo
 * the UI project uses beanUtils to inspect and get the value at runtime
 */
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.FIELD)
public @interface MetadataField {

    boolean enabled() default true;

    String description() default "";

    String[] matchingFields() default {};

    String dataType() default "string";
}