diff options
Diffstat (limited to 'dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/resources/RequiredChecker.java')
-rw-r--r-- | dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/resources/RequiredChecker.java | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/resources/RequiredChecker.java b/dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/resources/RequiredChecker.java new file mode 100644 index 0000000..52646aa --- /dev/null +++ b/dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/resources/RequiredChecker.java @@ -0,0 +1,52 @@ +/* + * ============LICENSE_START======================================================= + * PNF-REGISTRATION-HANDLER + * ================================================================================ + * Copyright (C) 2019 NOKIA Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.dmaap.dbcapi.resources; + +import static javax.ws.rs.core.Response.Status.BAD_REQUEST; + +import java.util.regex.Matcher; +import java.util.regex.Pattern; +import org.onap.dmaap.dbcapi.model.ApiError; + +public class RequiredChecker { + + public void required(String name, Object val) throws RequiredFieldException { + if (val == null) { + throw new RequiredFieldException(new ApiError(BAD_REQUEST.getStatusCode(), + "missing required field", name)); + } + } + + public void required(String name, String val, String expr) throws RequiredFieldException { + + required(name, val); + + if (expr != null && !expr.isEmpty()) { + Pattern pattern = Pattern.compile(expr); + Matcher matcher = pattern.matcher(val); + if (!matcher.find()) { + throw new RequiredFieldException(new ApiError(BAD_REQUEST.getStatusCode(), + "value '" + val + "' violates regexp check '" + expr + "'", name)); + } + } + } + +} |