Github user cestella commented on a diff in the pull request:
https://github.com/apache/incubator-metron/pull/119#discussion_r63101688
--- Diff:
metron-platform/metron-pcap/src/main/java/org/apache/metron/pcap/filter/query/QueryPcapFilter.java
---
@@ -0,0 +1,74 @@
+/**
+ * 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.metron.pcap.filter.query;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.metron.common.Constants;
+import org.apache.metron.common.query.PredicateProcessor;
+import org.apache.metron.common.query.VariableResolver;
+import org.apache.metron.pcap.PacketInfo;
+import org.apache.metron.pcap.PcapHelper;
+import org.apache.metron.pcap.filter.PcapFilter;
+import org.apache.metron.pcap.filter.PcapFilterConfigurator;
+import org.apache.metron.pcap.filter.PcapFilters;
+
+import java.util.EnumMap;
+import java.util.Map;
+
+public class QueryPcapFilter implements PcapFilter {
+ public static final String QUERY_STR_CONFIG = "mql";
+
+ public static class Configurator implements
PcapFilterConfigurator<String> {
+ @Override
+ public void addToConfig(String query, Configuration conf) {
+ conf.set(QUERY_STR_CONFIG, query);
+ conf.set(PCAP_FILTER_NAME_CONF, PcapFilters.QUERY.name());
+ }
+
+ @Override
+ public String queryToString(String fields) {
+ return fields.replaceAll("\\w", "_")
--- End diff --
I think you mean "\\s" there, not "\\w". \\w matches word, so the output
of this will be "___ ___" for input "foo bar". Might be worth while to add a
unit test around that too.
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