com.google.api.client.discovery.RestResource.java Source code

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Here is the source code for com.google.api.client.discovery.RestResource.java

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/*
 * Copyright (C) 2011 Google Inc.
 *
 * 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.google.api.client.discovery;

import com.google.api.services.discovery.model.Jsonschema;
import com.google.api.services.discovery.model.Restmethod;
import com.google.api.services.discovery.model.Restresource;
import com.google.common.base.Function;
import com.google.common.base.Preconditions;
import com.google.common.collect.Maps;

import java.util.Collections;
import java.util.Map;

/**
 * A resource type in a RESTful API. Contains methods and sub-resources.
 *
 * @author moshenko@google.com (Jake Moshenko)
 */
public class RestResource {
    private final Restresource resource;
    private final Map<String, Jsonschema> topLevelSchemas;

    /**
     * Create an instance.
     *
     * @param resource Wire format bound version of the resource block.
     * @param topLevelSchemas Map of the named top level schemas.
     */
    RestResource(Restresource resource, Map<String, Jsonschema> topLevelSchemas) {
        this.resource = Preconditions.checkNotNull(resource);
        this.topLevelSchemas = Preconditions.checkNotNull(topLevelSchemas);
    }

    /**
     * Returns a map of the methods on this resource.
     */
    public Map<String, RestMethod> getMethods() {
        if (resource.getMethods() == null) {
            return Collections.emptyMap();
        }

        return Maps.transformValues(resource.getMethods(), new Function<Restmethod, RestMethod>() {
            public RestMethod apply(Restmethod input) {
                return new RestMethod(topLevelSchemas, input);
            }
        });
    }

    /**
     * Returns a map of the sub-resources on this resource.
     */
    public Map<String, RestResource> getResources() {
        if (resource.getResources() == null) {
            return Collections.emptyMap();
        }

        return Maps.transformValues(resource.getResources(), new Function<Restresource, RestResource>() {
            public RestResource apply(Restresource input) {
                return new RestResource(input, topLevelSchemas);
            }
        });
    }
}