1 files changed, 70 insertions, 0 deletions
diff --git a/catalog-fe/src/main/java/org/openecomp/sdc/fe/filters/DataValidatorFilter.java b/catalog-fe/src/main/java/org/openecomp/sdc/fe/filters/DataValidatorFilter.java
new file mode 100644
index 0000000000..5b82a3c15c
--- /dev/null
+++ b/catalog-fe/src/main/java/org/openecomp/sdc/fe/filters/DataValidatorFilter.java
@@ -0,0 +1,70 @@
+/*
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2022 Nordix Foundation. 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.openecomp.sdc.fe.filters;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletResponse;
+import org.apache.commons.lang3.StringUtils;
+import org.openecomp.sdc.common.filters.DataValidatorFilterAbstract;
+import org.openecomp.sdc.exception.NotAllowedSpecialCharsException;
+import org.openecomp.sdc.fe.config.Configuration;
+import org.openecomp.sdc.fe.config.ConfigurationManager;
+
+/**
+ * Implement DataValidatorFilter for front-end.
+ * Extends {@link DataValidatorFilterAbstract}
+ */
+public class DataValidatorFilter extends DataValidatorFilterAbstract {
+
+    @Override
+    public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
+        throws IOException, ServletException, NotAllowedSpecialCharsException {
+        try {
+            super.doFilter(request, response, chain);
+        } catch (final NotAllowedSpecialCharsException e) {
+            // error handing to show 'Error: Special characters not allowed.'
+            ((HttpServletResponse) response).sendError(400, DataValidatorFilter.ERROR_SPECIAL_CHARACTERS_NOT_ALLOWED);
+        }
+
+    }
+
+    @Override
+    protected List<String> getDataValidatorFilterExcludedUrls() {
+        final ConfigurationManager configurationManager = ConfigurationManager.getConfigurationManager();
+        if (configurationManager != null) {
+            final Configuration configuration = configurationManager.getConfiguration();
+            if (configuration != null) {
+                final String dataValidatorFilterExcludedUrls = configuration.getDataValidatorFilterExcludedUrls();
+                if (StringUtils.isNotBlank(dataValidatorFilterExcludedUrls)) {
+                    return Arrays.asList(dataValidatorFilterExcludedUrls.split(","));
+                }
+            }
+        }
+        return new ArrayList<>();
+    }
+}