/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.sling.validation.model;
import java.util.Collection;
import java.util.regex.Pattern;
import javax.annotation.CheckForNull;
import javax.annotation.Nonnull;
import org.osgi.annotation.versioning.ProviderType;
/**
* Defines the validation rules for a child resource, allowing {@link ValidationModel}s to be applied to {@link
* org.apache.sling.api.resource.Resource} trees.
*/
@ProviderType
public interface ChildResource {
/**
* Return this resource's name. This must match the name of the child resource which is validated through this section of the validation model.
* In case {@link #getNamePattern()} is not {@code null} this name is not relevant for matching the content resource.
*
* @return the name
*/
@Nonnull String getName();
/**
* Returns this resource's name pattern. In case this is not returning {@code null}, this pattern is used for finding the child resources which should be validated.
*
* @return the name pattern (if one is set) or {@code null}
*/
@CheckForNull Pattern getNamePattern();
/**
* Returns {@code true} if at least one resource matching the name/namePattern is required.
*
* @return {@code true} if the resource is required, {@code false} otherwise
*/
boolean isRequired();
/**
* Returns the properties this child resource is expected to have.
*
* @return the properties list. Never {@code null}.
*/
@Nonnull Collection<ResourceProperty> getProperties();
/**
* Returns the child resources of this part of the Validation Model
* @return child resources. Never {@code null}.
*/
@Nonnull Collection<ChildResource> getChildren();
}