FieldTypeByIdResource.java

/*
 * Copyright 2010 Outerthought bvba
 *
 * 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.lilyproject.rest;

import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;

import org.lilyproject.repository.api.FieldType;
import org.lilyproject.repository.api.FieldTypeNotFoundException;
import org.lilyproject.repository.api.SchemaId;
import org.lilyproject.tools.import_.core.FieldTypeImport;
import org.lilyproject.tools.import_.core.IdentificationMode;
import org.lilyproject.tools.import_.core.ImportMode;
import org.lilyproject.tools.import_.core.ImportResult;
import org.lilyproject.tools.import_.core.ImportResultType;

import static javax.ws.rs.core.Response.Status.BAD_REQUEST;
import static javax.ws.rs.core.Response.Status.CONFLICT;
import static javax.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR;
import static javax.ws.rs.core.Response.Status.NOT_FOUND;

@Path("schema/fieldTypeById/{id}")
public class FieldTypeByIdResource extends TypeManagerEnabled {

    @GET
    @Produces("application/json")
    public Entity<FieldType> get(@PathParam("id") String id, @Context UriInfo uriInfo) {
        try {
            SchemaId schemaId = idGenerator.getSchemaId(id);
            return Entity.create(typeManager.getFieldTypeById(schemaId), uriInfo);
        } catch (FieldTypeNotFoundException e) {
            throw new ResourceException(e, NOT_FOUND.getStatusCode());
        } catch (Exception e) {
            throw new ResourceException("Error loading field type with id " + id, e, INTERNAL_SERVER_ERROR.getStatusCode());
        }
    }

    @PUT
    @Produces("application/json")
    @Consumes("application/json")
    public Response put(@PathParam("id") String id, FieldType fieldType, @Context UriInfo uriInfo) {
        SchemaId schemaId = idGenerator.getSchemaId(id);

        if (fieldType.getId() != null && !fieldType.getId().equals(schemaId)) {
            throw new ResourceException("ID in submitted field type does not match the id in URI.",
                    BAD_REQUEST.getStatusCode());
        }
        fieldType.setId(schemaId);

        ImportResult<FieldType> result;
        try {
            result = FieldTypeImport.importFieldType(fieldType, ImportMode.UPDATE, IdentificationMode.ID,
                    null, typeManager);
        } catch (Exception e) {
            throw new ResourceException("Error creating or updating field type with id " + id, e,
                    INTERNAL_SERVER_ERROR.getStatusCode());
        }

        fieldType = result.getEntity();
        Response response;

        ImportResultType resultType = result.getResultType();
        switch (resultType) {
            case UPDATED:
            case UP_TO_DATE:
                response = Response.ok(Entity.create(fieldType, uriInfo)).build();
                break;
            case CANNOT_UPDATE_DOES_NOT_EXIST:
                throw new ResourceException("Field type not found: " + id, NOT_FOUND.getStatusCode());
            case CONFLICT:
                throw new ResourceException(String.format("Field type %1$s exists but with %2$s %3$s instead of %4$s",
                        id, result.getConflictingProperty(), result.getConflictingOldValue(),
                        result.getConflictingNewValue()), CONFLICT.getStatusCode());
            default:
                throw new RuntimeException("Unexpected import result type: " + resultType);
        }

        return response;
    }

}