| /* |
| * 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.camel.component.atmos.validator; |
| |
| import java.io.File; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| import org.apache.camel.component.atmos.AtmosConfiguration; |
| import org.apache.camel.component.atmos.util.AtmosException; |
| import org.apache.camel.component.atmos.util.AtmosOperation; |
| |
| import static org.apache.camel.component.atmos.util.AtmosConstants.ATMOS_FILE_SEPARATOR; |
| |
| public final class AtmosConfigurationValidator { |
| |
| private static final Pattern UNIX_PATH_PATTERN = Pattern.compile("/*?(\\S+)/*?", Pattern.CASE_INSENSITIVE); |
| |
| private AtmosConfigurationValidator() { |
| } |
| |
| /** |
| * Validate the parameters passed in the incoming url. |
| * |
| * @param configuration object containing the parameters. |
| * @throws AtmosException |
| */ |
| public static void validate(AtmosConfiguration configuration) throws AtmosException { |
| validateCommonProperties(configuration); |
| AtmosOperation op = configuration.getOperation(); |
| if (op == AtmosOperation.get) { |
| validateGetOp(configuration); |
| } else if (op == AtmosOperation.put) { |
| validatePutOp(configuration); |
| } else if (op == AtmosOperation.del) { |
| validateDelOp(configuration); |
| } else if (op == AtmosOperation.move) { |
| validateMoveOp(configuration); |
| } |
| } |
| |
| private static void validateCommonProperties(AtmosConfiguration configuration) throws AtmosException { |
| if (configuration.getFullTokenId() == null || configuration.getFullTokenId().equals("")) { |
| throw new AtmosException("option <fullTokenId> is not present or not valid!"); |
| } |
| if (configuration.getSecretKey() == null || configuration.getSecretKey().equals("")) { |
| throw new AtmosException("option <secretKey> is not present or not valid!"); |
| } |
| if (configuration.getUri() == null || configuration.getUri().equals("")) { |
| throw new AtmosException("option <uri> is not present!"); |
| } else { |
| try { |
| new URI(configuration.getUri()); |
| } catch (URISyntaxException use) { |
| throw new AtmosException("option <uri> is not valid!", use); |
| } |
| } |
| } |
| |
| private static void validateGetOp(AtmosConfiguration configuration) throws AtmosException { |
| validateRemotePath(configuration.getRemotePath()); |
| } |
| |
| private static void validatePutOp(AtmosConfiguration configuration) throws AtmosException { |
| validateLocalPath(configuration.getLocalPath()); |
| //remote path is optional |
| if (configuration.getRemotePath() != null) { |
| validateRemotePathForPut(configuration.getRemotePath()); |
| } else { //in case remote path is not set, local path is even the remote path so it must be validated as UNIX |
| validatePathInUnix(configuration.getLocalPath()); |
| } |
| } |
| |
| private static void validateDelOp(AtmosConfiguration configuration) throws AtmosException { |
| validateRemotePath(configuration.getRemotePath()); |
| } |
| |
| private static void validateMoveOp(AtmosConfiguration configuration) throws AtmosException { |
| validateRemotePath(configuration.getRemotePath()); |
| validateRemotePath(configuration.getNewRemotePath()); |
| } |
| |
| private static void validateLocalPath(String localPath) throws AtmosException { |
| if (localPath == null || localPath.equals("")) { |
| throw new AtmosException("option <localPath> is not present or not valid!"); |
| } |
| File file = new File(localPath); |
| if (!file.exists()) { |
| throw new AtmosException("option <localPath> is not an existing file or directory!"); |
| } |
| } |
| |
| private static void validateRemotePath(String remotePath) throws AtmosException { |
| if (remotePath == null || !remotePath.startsWith(ATMOS_FILE_SEPARATOR)) { |
| throw new AtmosException("option <remotePath> is not valid!"); |
| } |
| validatePathInUnix(remotePath); |
| } |
| |
| private static void validateRemotePathForPut(String remotePath) throws AtmosException { |
| if (!remotePath.startsWith(ATMOS_FILE_SEPARATOR)) { |
| throw new AtmosException("option <remotePath> is not valid!"); |
| } |
| validatePathInUnix(remotePath); |
| } |
| |
| private static void validatePathInUnix(String path) throws AtmosException { |
| Matcher matcher = UNIX_PATH_PATTERN.matcher(path); |
| if (!matcher.matches()) { |
| throw new AtmosException(path + " is not a valid path, must be in UNIX form!"); |
| } |
| } |
| |
| } |