Merge pull request #1 from rbkmoney/ft/create-fraudo-lang

Create lang fraudo BJ-332

.gitignore

@@ -0,0 +1,73 @@
+# Created by .ignore support plugin (hsz.mobi)
+### Maven template
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff:
+.idea/
+.idea/workspace.xml
+.idea/tasks.xml
+.idea/dictionaries
+.idea/vcs.xml
+.idea/jsLibraryMappings.xml
+
+# Sensitive or high-churn files:
+.idea/dataSources.ids
+.idea/dataSources.xml
+.idea/dataSources.local.xml
+.idea/sqlDataSources.xml
+.idea/dynamic.xml
+.idea/uiDesigner.xml
+
+# Gradle:
+.idea/gradle.xml
+.idea/libraries
+
+# Mongo Explorer plugin:
+.idea/mongoSettings.xml
+
+## File-based project format:
+*.iws
+*.ipr
+*.iml
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+### Java template
+*.class
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+env.list

.gitmodules

@@ -0,0 +1,4 @@
+[submodule "build_utils"]
+	path = build_utils
+	url = git@github.com:rbkmoney/build_utils.git
+	branch = master

Jenkinsfile

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+#!groovy
+build('fraudo', 'docker-host') {
+    checkoutRepo()
+    loadBuildUtils()
+
+    def javaLibPipeline
+    runStage('load JavaLib pipeline') {
+        javaLibPipeline = load("build_utils/jenkins_lib/pipeJavaLib.groovy")
+    }
+
+    def buildImageTag = "4799280a02cb73761a3ba3641285aac8ec4ec482"
+    javaLibPipeline(buildImageTag)
+}

README.md

@@ -1 +1,66 @@
-# fraudo
+# fraudo
+
+![alt text](logo.jpg)
+
+#### Syntax
+
+![alt text](syntax.png)
+
+##### OPERATIONS:
+~~~~
+*   count("group_field", time_in_minutes)
+*   countSuccess("group_field", time_in_minutes)
+*   countError("group_field", time_in_minutes, "error_code")
+*   sum("group_field", time_in_minutes)
+*   sumSuccess("group_field", time_in_minutes)
+*   sumError(("group_field", time_in_minutes, "error_code")
+*   unique(("group_field", "by_field")
+*   in(("field", "first", "second", ...)
+*   inWhiteList("field")
+*   inBlackList("field")
+*   like("field", "regexp_in_java_style"[1])
+*   countryBy("field")
+~~~~
+1. [regexp_in_java_style](https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html)
+##### RESULTS:
+~~~~
+*   accept 
+*   3ds
+*   decline
+*   notify
+~~~~
+##### EXAMPLES:
+###### Simple:
+~~~~
+rule: 3 > 2 AND 1 = 1
+-> accept;
+~~~~
+###### Black list check:
+~~~~
+rule: inBlackList("email")
+-> notify;
+~~~~
+###### Counts check:
+~~~~
+rule: (count("ip", 1444) >= 10 OR countSuccess("email", 1444) > 5)
+        AND countError("fingerprint", 1444, "error_code") > 5
+-> notify;
+~~~~
+###### Unique count emails for ip:
+~~~~
+rule: unique("email", "ip") < 4
+-> decline;
+~~~~
+###### Check country by ip:
+~~~~
+rule: countryBy("ip") = "RU"
+-> notify;
+~~~~
+###### Combined check:
+~~~~
+rule: 3 > 2 AND 1 > 1
+-> decline;
+
+rule: count("email", 10) <= 10 AND count("ip", 1444) = 10
+-> 3ds;
+~~~~

build_utils

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+Subproject commit 9b664082ddc8ec8cdfbe7513d54e433d24198cc2

pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>com.rbkmoney</groupId>
+        <artifactId>parent</artifactId>
+        <version>1.0.2</version>
+    </parent>
+
+    <artifactId>fraudo</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+
+    <properties>
+        <hamcrest.junit.version>2.0.0.0</hamcrest.junit.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>antlr4-runtime</artifactId>
+            <version>4.7.1</version>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.4</version>
+            <scope>provided</scope>
+        </dependency>
+
+        <!-- tests -->
+        <dependency>
+            <groupId>org.hamcrest</groupId>
+            <artifactId>hamcrest-junit</artifactId>
+            <version>${hamcrest.junit.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-all</artifactId>
+            <version>1.9.5</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.antlr</groupId>
+                <artifactId>antlr4-maven-plugin</artifactId>
+                <version>4.7.1</version>
+                <configuration>
+                    <arguments>
+                        <argument>-package</argument>
+                        <argument>com.rbkmoney.fraudo</argument>
+                    </arguments>
+                    <listener>false</listener>
+                    <visitor>true</visitor>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>antlr</id>
+                        <goals>
+                            <goal>antlr4</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>

src/main/antlr4/com.rbkmoney.fraudo/Fraudo.g4

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+grammar Fraudo;
+
+parse
+ : fraud_rule* EOF
+ ;
+
+fraud_rule
+ : RULE_BLOCK expression RETURN result SCOL
+ ;
+
+expression
+ : LPAREN expression RPAREN                       #parenExpression
+ | NOT expression                                 #notExpression
+ | left=expression op=comparator right=expression #comparatorExpression
+ | left=expression op=binary right=expression     #binaryExpression
+ | bool                                           #boolExpression
+ | count                                          #countExpression
+ | count_success                                  #countSuccessExpression
+ | count_error                                    #countErrorExpression
+ | sum                                            #sumExpression
+ | sum_success                                    #sumSuccessExpression
+ | sum_error                                      #sumErrorExpression
+ | unique                                         #uniqueExpression
+ | in                                             #inFunctionExpression
+ | in_white_list                                  #inWhiteListExpression
+ | in_black_list                                  #inBlackListExpression
+ | like                                           #likeFunctionExpression
+ | country_by                                     #countryByFunctionExpression
+ | IDENTIFIER                                     #identifierExpression
+ | DECIMAL                                        #decimalExpression
+ | STRING                                         #stringExpression
+ ;
+
+comparator
+ : GT | GE | LT | LE | EQ
+ ;
+
+binary
+ : AND | OR
+ ;
+
+bool
+ : TRUE | FALSE
+ ;
+
+count
+ : 'count' LPAREN STRING DELIMETER DECIMAL RPAREN
+ ;
+
+count_success
+ : 'countSuccess' LPAREN STRING DELIMETER DECIMAL RPAREN
+ ;
+
+count_error
+ : 'countError' LPAREN STRING DELIMETER DECIMAL DELIMETER STRING RPAREN
+ ;
+
+sum
+ : 'sum' LPAREN STRING DELIMETER DECIMAL RPAREN
+ ;
+
+sum_success
+ : 'sumSuccess' LPAREN STRING DELIMETER DECIMAL RPAREN
+ ;
+
+sum_error
+ : 'sumError' LPAREN STRING DELIMETER DECIMAL DELIMETER STRING RPAREN
+ ;
+
+unique
+ : 'unique' LPAREN STRING DELIMETER STRING RPAREN
+ ;
+
+in
+ : 'in' LPAREN STRING DELIMETER string_list RPAREN
+ ;
+
+in_white_list
+ : 'inWhiteList' LPAREN STRING RPAREN
+ ;
+
+in_black_list
+ : 'inBlackList' LPAREN STRING RPAREN
+ ;
+
+like
+ : 'like' LPAREN STRING DELIMETER STRING RPAREN
+ ;
+
+country_by
+  : 'countryBy' LPAREN STRING RPAREN
+  ;
+
+result
+ : 'accept' | '3ds' | 'decline' | 'notify'
+ ;
+
+string_list
+ : STRING (',' STRING | WS)+
+ ;
+
+STRING
+ : '"' (~["\r\n] | '""')* '"'
+ ;
+
+DELIMETER : ',' ;
+
+COMMENT
+ : '#' ~[\r\n]* -> skip
+ ;
+
+RETURN     : '->' ;
+RULE_BLOCK : 'rule:' ;
+AND        : 'AND' ;
+OR         : 'OR' ;
+NOT        : 'NOT';
+TRUE       : 'TRUE' ;
+FALSE      : 'FALSE' ;
+GT         : '>' ;
+GE         : '>=' ;
+LT         : '<' ;
+LE         : '<=' ;
+EQ         : '=' ;
+LPAREN     : '(' ;
+RPAREN     : ')' ;
+DECIMAL    : '-'? [0-9]+ ( '.' [0-9]+ )? ;
+IDENTIFIER : [a-zA-Z_] [a-zA-Z_0-9]* ;
+WS         : [ \u000C\n]+ -> skip;
+SCOL       : ';';

src/main/java/com/rbkmoney/fraudo/aggregator/CountAggregator.java

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+package com.rbkmoney.fraudo.aggregator;
+
+import com.rbkmoney.fraudo.constant.CheckedField;
+
+public interface CountAggregator {
+
+    Integer count(CheckedField checkedField, String valueField, Long timeInMinutes);
+
+    Integer countSuccess(CheckedField checkedField, String valueField, Long timeInMinutes);
+
+    Integer countError(CheckedField checkedField, String valueField, Long timeInMinutes, String errorCode);
+
+}

src/main/java/com/rbkmoney/fraudo/aggregator/SumAggregator.java

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+package com.rbkmoney.fraudo.aggregator;
+
+import com.rbkmoney.fraudo.constant.CheckedField;
+
+public interface SumAggregator {
+
+    Double sum(CheckedField checkedField, String email, Long timeInMinutes);
+
+    Double sumSuccess(CheckedField checkedField, String valueField, Long timeInMinutes);
+
+    Double sumError(CheckedField checkedField, String valueField, Long timeInMinutes, String errorCode);
+
+}

src/main/java/com/rbkmoney/fraudo/aggregator/UniqueValueAggregator.java

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+package com.rbkmoney.fraudo.aggregator;
+
+import com.rbkmoney.fraudo.constant.CheckedField;
+
+public interface UniqueValueAggregator {
+
+    Integer countUniqueValue(CheckedField countField, CheckedField onField);
+
+}

src/main/java/com/rbkmoney/fraudo/constant/CheckedField.java

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+package com.rbkmoney.fraudo.constant;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public enum CheckedField {
+
+    EMAIL("email"),
+    IP("ip"),
+    FINGERPRINT("fingerprint"),
+    COUNTRY_BANK("country_bank"),
+    COUNTRY_IP("country_ip"),
+    BIN("bin"),
+    SHOP_ID("shop_ip"),
+    PARTY_ID("party_id"),
+    CARD_TOKEN("card_token");
+
+    private String value;
+    private static Map<String, CheckedField> valueMap = new HashMap<>();
+
+    static {
+        for (CheckedField value : CheckedField.values()) {
+            valueMap.put(value.value, value);
+        }
+    }
+
+    CheckedField(String value) {
+        this.value = value;
+    }
+
+    public static CheckedField getByValue(String value) {
+        return valueMap.get(value);
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/constant/ResultStatus.java

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+package com.rbkmoney.fraudo.constant;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public enum ResultStatus {
+
+    ACCEPT("accept"),
+    THREE_DS("3ds"),
+    DECLINE("decline"),
+    NOTIFY("notify");
+
+    private String value;
+    private static Map<String, ResultStatus> valueMap = new HashMap<>();
+
+    static {
+        for (ResultStatus value : ResultStatus.values()) {
+            valueMap.put(value.value, value);
+        }
+    }
+
+    ResultStatus(String value) {
+        this.value = value;
+    }
+
+    public static ResultStatus getByValue(String value) {
+        return valueMap.get(value);
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/exception/FieldUnsetException.java

@@ -0,0 +1,10 @@
+package com.rbkmoney.fraudo.exception;
+
+public class FieldUnsetException extends RuntimeException {
+
+    public static final String ERROR_MESSAGE = "Count target field is not set or bad format! (must be \"*\")";
+
+    public FieldUnsetException() {
+        super(ERROR_MESSAGE);
+    }
+}

src/main/java/com/rbkmoney/fraudo/exception/NotImplementedOperatorException.java

@@ -0,0 +1,11 @@
+package com.rbkmoney.fraudo.exception;
+
+public class NotImplementedOperatorException extends RuntimeException {
+
+    public static final String ERROR_MESSAGE = "not implemented: operator ";
+
+    public NotImplementedOperatorException(String operator) {
+        super(ERROR_MESSAGE + operator);
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/exception/UnknownResultException.java

@@ -0,0 +1,11 @@
+package com.rbkmoney.fraudo.exception;
+
+public class UnknownResultException extends RuntimeException {
+
+    public static final String ERROR_MESSAGE = "Unknown result: ";
+
+    public UnknownResultException(String result) {
+        super(ERROR_MESSAGE + result);
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/exception/UnresolvableFieldException.java

@@ -0,0 +1,11 @@
+package com.rbkmoney.fraudo.exception;
+
+public class UnresolvableFieldException extends RuntimeException {
+
+    public static final String ERROR_MESSAGE = "Can't find this field: ";
+
+    public UnresolvableFieldException(String fieldName) {
+        super(ERROR_MESSAGE + fieldName);
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/factory/FastFraudVisitorFactory.java

@@ -0,0 +1,25 @@
+package com.rbkmoney.fraudo.factory;
+
+import com.rbkmoney.fraudo.FraudoVisitor;
+import com.rbkmoney.fraudo.aggregator.CountAggregator;
+import com.rbkmoney.fraudo.aggregator.SumAggregator;
+import com.rbkmoney.fraudo.aggregator.UniqueValueAggregator;
+import com.rbkmoney.fraudo.finder.InListFinder;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.resolver.CountryResolver;
+import com.rbkmoney.fraudo.visitor.*;
+
+public class FastFraudVisitorFactory implements FraudVisitorFactory {
+
+    @Override
+    public FraudoVisitor<Object> createVisitor(FraudModel model, CountAggregator countAggregator,
+                                               SumAggregator sumAggregator, UniqueValueAggregator uniqueValueAggregator,
+                                               CountryResolver countryResolver, InListFinder blackListFinder,
+                                               InListFinder whiteListFinder) {
+        CountVisitorImpl countVisitor = new CountVisitorImpl(model, countAggregator);
+        SumVisitorImpl sumVisitor = new SumVisitorImpl(model, sumAggregator);
+        ListVisitorImpl listVisitor = new ListVisitorImpl(model, blackListFinder, whiteListFinder);
+        CustomFuncVisitorImpl customFuncVisitor = new CustomFuncVisitorImpl(model, uniqueValueAggregator, countryResolver);
+        return new FastFraudVisitorImpl(countVisitor, sumVisitor, listVisitor, customFuncVisitor);
+    }
+}

src/main/java/com/rbkmoney/fraudo/factory/FraudVisitorFactory.java

@@ -0,0 +1,18 @@
+package com.rbkmoney.fraudo.factory;
+
+import com.rbkmoney.fraudo.FraudoVisitor;
+import com.rbkmoney.fraudo.aggregator.CountAggregator;
+import com.rbkmoney.fraudo.aggregator.SumAggregator;
+import com.rbkmoney.fraudo.aggregator.UniqueValueAggregator;
+import com.rbkmoney.fraudo.finder.InListFinder;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.resolver.CountryResolver;
+
+public interface FraudVisitorFactory {
+
+    FraudoVisitor<Object> createVisitor(FraudModel model, CountAggregator countAggregator,
+                                        SumAggregator sumAggregator, UniqueValueAggregator uniqueValueAggregator,
+                                        CountryResolver countryResolver, InListFinder blackListFinder,
+                                        InListFinder whiteListFinder);
+
+}

src/main/java/com/rbkmoney/fraudo/finder/InListFinder.java

@@ -0,0 +1,9 @@
+package com.rbkmoney.fraudo.finder;
+
+import com.rbkmoney.fraudo.constant.CheckedField;
+
+public interface InListFinder {
+
+    Boolean findInList(CheckedField field, String value);
+
+}

src/main/java/com/rbkmoney/fraudo/model/FraudModel.java

@@ -0,0 +1,15 @@
+package com.rbkmoney.fraudo.model;
+
+import lombok.Data;
+
+@Data
+public class FraudModel {
+
+    private String ip;
+    private String email;
+    private String bin;
+    private String fingerprint;
+    private String shopId;
+    private String partyId;
+
+}

src/main/java/com/rbkmoney/fraudo/resolver/CountryResolver.java

@@ -0,0 +1,9 @@
+package com.rbkmoney.fraudo.resolver;
+
+import com.rbkmoney.fraudo.constant.CheckedField;
+
+public interface CountryResolver {
+
+    String resolveCountry(CheckedField checkedField, String value);
+
+}

src/main/java/com/rbkmoney/fraudo/resolver/FieldResolver.java

@@ -0,0 +1,24 @@
+package com.rbkmoney.fraudo.resolver;
+
+import com.rbkmoney.fraudo.constant.CheckedField;
+import com.rbkmoney.fraudo.exception.UnresolvableFieldException;
+import com.rbkmoney.fraudo.model.FraudModel;
+
+public class FieldResolver {
+
+    public static String resolveString(String fieldName, FraudModel fraudModel) {
+        switch (CheckedField.getByValue(fieldName)) {
+            case BIN:
+                return fraudModel.getBin();
+            case IP:
+                return fraudModel.getIp();
+            case FINGERPRINT:
+                return fraudModel.getFingerprint();
+            case EMAIL:
+                return fraudModel.getEmail();
+            default:
+                throw new UnresolvableFieldException(fieldName);
+        }
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/utils/TextUtil.java

@@ -0,0 +1,16 @@
+package com.rbkmoney.fraudo.utils;
+
+import com.rbkmoney.fraudo.exception.FieldUnsetException;
+import org.antlr.v4.runtime.tree.TerminalNode;
+
+import java.util.Optional;
+
+public class TextUtil {
+
+    public static String safeGetText(TerminalNode field) {
+        return Optional.ofNullable(field)
+                .orElseThrow(FieldUnsetException::new)
+                .getText().replace("\"", "");
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/visitor/CountVisitorImpl.java

@@ -0,0 +1,42 @@
+package com.rbkmoney.fraudo.visitor;
+
+import com.rbkmoney.fraudo.FraudoBaseVisitor;
+import com.rbkmoney.fraudo.FraudoParser;
+import com.rbkmoney.fraudo.aggregator.CountAggregator;
+import com.rbkmoney.fraudo.constant.CheckedField;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.utils.TextUtil;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public class CountVisitorImpl extends FraudoBaseVisitor<Object> {
+
+    private final FraudModel fraudModel;
+    private final CountAggregator countAggregator;
+
+    @Override
+    public Object visitCount(com.rbkmoney.fraudo.FraudoParser.CountContext ctx) {
+        String countTarget = TextUtil.safeGetText(ctx.STRING());
+        String time = TextUtil.safeGetText(ctx.DECIMAL());
+        return (double) countAggregator.count(CheckedField.getByValue(countTarget), fraudModel.getEmail(),
+                Long.valueOf(time));
+    }
+
+    @Override
+    public Object visitCount_success(FraudoParser.Count_successContext ctx) {
+        String countTarget = ctx.STRING().getText();
+        String time = TextUtil.safeGetText(ctx.DECIMAL());
+        return (double) countAggregator.countSuccess(CheckedField.getByValue(countTarget), fraudModel.getEmail(),
+                Long.valueOf(time));
+    }
+
+    @Override
+    public Object visitCount_error(FraudoParser.Count_errorContext ctx) {
+        String countTarget = TextUtil.safeGetText(ctx.STRING(0));
+        String time = TextUtil.safeGetText(ctx.DECIMAL());
+        String errorCode = TextUtil.safeGetText(ctx.STRING(1));
+        return (double) countAggregator.countError(CheckedField.getByValue(countTarget), fraudModel.getEmail(),
+                Long.valueOf(time), errorCode);
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/visitor/CustomFuncVisitorImpl.java

@@ -0,0 +1,55 @@
+package com.rbkmoney.fraudo.visitor;
+
+import com.rbkmoney.fraudo.FraudoBaseVisitor;
+import com.rbkmoney.fraudo.FraudoParser;
+import com.rbkmoney.fraudo.aggregator.UniqueValueAggregator;
+import com.rbkmoney.fraudo.constant.CheckedField;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.resolver.CountryResolver;
+import com.rbkmoney.fraudo.resolver.FieldResolver;
+import com.rbkmoney.fraudo.utils.TextUtil;
+import lombok.RequiredArgsConstructor;
+import org.antlr.v4.runtime.tree.TerminalNode;
+
+@RequiredArgsConstructor
+public class CustomFuncVisitorImpl extends FraudoBaseVisitor<Object> {
+
+    private final FraudModel fraudModel;
+    private final UniqueValueAggregator uniqueValueAggregator;
+    private final CountryResolver countryResolver;
+
+    @Override
+    public Object visitCountry_by(FraudoParser.Country_byContext ctx) {
+        String fieldName = TextUtil.safeGetText(ctx.STRING());
+        String fieldValue = FieldResolver.resolveString(fieldName, fraudModel);
+        return countryResolver.resolveCountry(CheckedField.getByValue(fieldName), fieldValue);
+    }
+
+    @Override
+    public Object visitIn(FraudoParser.InContext ctx) {
+        String field = TextUtil.safeGetText(ctx.STRING());
+        String fieldValue = FieldResolver.resolveString(field, fraudModel);
+        for (TerminalNode string : ctx.string_list().STRING()) {
+            if (fieldValue.equals(TextUtil.safeGetText(string))) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public Object visitLike(FraudoParser.LikeContext ctx) {
+        String fieldName = TextUtil.safeGetText(ctx.STRING(0));
+        String fieldValue = FieldResolver.resolveString(fieldName, fraudModel);
+        String pattern = TextUtil.safeGetText(ctx.STRING(1));
+        return fieldValue.matches(pattern);
+    }
+
+    @Override
+    public Object visitUnique(FraudoParser.UniqueContext ctx) {
+        String field = TextUtil.safeGetText(ctx.STRING(0));
+        String fieldBy = TextUtil.safeGetText(ctx.STRING(1));
+        return (double) uniqueValueAggregator.countUniqueValue(CheckedField.getByValue(field), CheckedField.getByValue(fieldBy));
+    }
+
+}

src/main/java/com/rbkmoney/fraudo/visitor/FastFraudVisitorImpl.java

@@ -0,0 +1,164 @@
+package com.rbkmoney.fraudo.visitor;
+
+import com.rbkmoney.fraudo.FraudoBaseVisitor;
+import com.rbkmoney.fraudo.FraudoParser;
+import com.rbkmoney.fraudo.constant.ResultStatus;
+import com.rbkmoney.fraudo.exception.NotImplementedOperatorException;
+import com.rbkmoney.fraudo.exception.UnknownResultException;
+import com.rbkmoney.fraudo.utils.TextUtil;
+import lombok.RequiredArgsConstructor;
+
+import java.util.Optional;
+
+@RequiredArgsConstructor
+public class FastFraudVisitorImpl extends FraudoBaseVisitor<Object> {
+
+    private final CountVisitorImpl countVisitor;
+    private final SumVisitorImpl sumVisitor;
+    private final ListVisitorImpl listVisitor;
+    private final CustomFuncVisitorImpl customFuncVisitor;
+
+    @Override
+    public Object visitFraud_rule(com.rbkmoney.fraudo.FraudoParser.Fraud_ruleContext ctx) {
+        if (asBoolean(ctx.expression())) {
+            return super.visit(ctx.result());
+        }
+        return ResultStatus.ACCEPT;
+    }
+
+    @Override
+    public Object visitParse(com.rbkmoney.fraudo.FraudoParser.ParseContext ctx) {
+        for (com.rbkmoney.fraudo.FraudoParser.Fraud_ruleContext fraud_ruleContext : ctx.fraud_rule()) {
+            if (asBoolean(fraud_ruleContext.expression())) {
+                String result = fraud_ruleContext.result().getText();
+                return Optional.ofNullable(ResultStatus.getByValue(result))
+                        .orElseThrow(() -> new UnknownResultException(result));
+            }
+        }
+        return ResultStatus.ACCEPT;
+    }
+
+    @Override
+    public Object visitResult(com.rbkmoney.fraudo.FraudoParser.ResultContext ctx) {
+        return ctx.getText();
+    }
+
+    @Override
+    public Object visitDecimalExpression(com.rbkmoney.fraudo.FraudoParser.DecimalExpressionContext ctx) {
+        return Double.valueOf(ctx.DECIMAL().getText());
+    }
+
+    @Override
+    public Object visitStringExpression(FraudoParser.StringExpressionContext ctx) {
+        return TextUtil.safeGetText(ctx.STRING());
+    }
+
+    @Override
+    public Object visitNotExpression(com.rbkmoney.fraudo.FraudoParser.NotExpressionContext ctx) {
+        return !((Boolean) this.visit(ctx.expression()));
+    }
+
+    @Override
+    public Object visitParenExpression(com.rbkmoney.fraudo.FraudoParser.ParenExpressionContext ctx) {
+        return super.visit(ctx.expression());
+    }
+
+    @Override
+    public Object visitComparatorExpression(com.rbkmoney.fraudo.FraudoParser.ComparatorExpressionContext ctx) {
+        if (ctx.op.EQ() != null) {
+            return this.visit(ctx.left).equals(this.visit(ctx.right));
+        } else if (ctx.op.LE() != null) {
+            return asDouble(ctx.left) <= asDouble(ctx.right);
+        } else if (ctx.op.GE() != null) {
+            return asDouble(ctx.left) >= asDouble(ctx.right);
+        } else if (ctx.op.LT() != null) {
+            return asDouble(ctx.left) < asDouble(ctx.right);
+        } else if (ctx.op.GT() != null) {
+            return asDouble(ctx.left) > asDouble(ctx.right);
+        }
+        throw new NotImplementedOperatorException(ctx.op.getText());
+    }
+
+    @Override
+    public Object visitBinaryExpression(com.rbkmoney.fraudo.FraudoParser.BinaryExpressionContext ctx) {
+        if (ctx.op.AND() != null) {
+            return asBoolean(ctx.left) && asBoolean(ctx.right);
+        } else if (ctx.op.OR() != null) {
+            return asBoolean(ctx.left) || asBoolean(ctx.right);
+        }
+        throw new NotImplementedOperatorException(ctx.op.getText());
+    }
+
+    @Override
+    public Object visitBoolExpression(com.rbkmoney.fraudo.FraudoParser.BoolExpressionContext ctx) {
+        return Boolean.valueOf(ctx.getText());
+    }
+
+    @Override
+    public Object visitCount(com.rbkmoney.fraudo.FraudoParser.CountContext ctx) {
+        return countVisitor.visitCount(ctx);
+    }
+
+    @Override
+    public Object visitCount_success(FraudoParser.Count_successContext ctx) {
+        return countVisitor.visitCount_success(ctx);
+    }
+
+    @Override
+    public Object visitCount_error(FraudoParser.Count_errorContext ctx) {
+        return countVisitor.visitCount_error(ctx);
+    }
+
+    @Override
+    public Object visitSum(FraudoParser.SumContext ctx) {
+        return sumVisitor.visitSum(ctx);
+    }
+
+    @Override
+    public Object visitSum_success(FraudoParser.Sum_successContext ctx) {
+        return sumVisitor.visitSum_success(ctx);
+    }
+
+    @Override
+    public Object visitSum_error(FraudoParser.Sum_errorContext ctx) {
+        return sumVisitor.visitSum_error(ctx);
+    }
+
+    @Override
+    public Object visitCountry_by(FraudoParser.Country_byContext ctx) {
+        return customFuncVisitor.visitCountry_by(ctx);
+    }
+
+    @Override
+    public Object visitIn(FraudoParser.InContext ctx) {
+        return customFuncVisitor.visitIn(ctx);
+    }
+
+    @Override
+    public Object visitLike(FraudoParser.LikeContext ctx) {
+        return customFuncVisitor.visitLike(ctx);
+    }
+
+    @Override
+    public Object visitUnique(FraudoParser.UniqueContext ctx) {
+        return customFuncVisitor.visitUnique(ctx);
+    }
+
+    @Override
+    public Object visitIn_white_list(FraudoParser.In_white_listContext ctx) {
+        return listVisitor.visitIn_white_list(ctx);
+    }
+
+    @Override
+    public Object visitIn_black_list(FraudoParser.In_black_listContext ctx) {
+        return listVisitor.visitIn_black_list(ctx);
+    }
+
+    private boolean asBoolean(com.rbkmoney.fraudo.FraudoParser.ExpressionContext ctx) {
+        return (boolean) visit(ctx);
+    }
+
+    private double asDouble(com.rbkmoney.fraudo.FraudoParser.ExpressionContext ctx) {
+        return (double) visit(ctx);
+    }
+}

src/main/java/com/rbkmoney/fraudo/visitor/ListVisitorImpl.java

@@ -0,0 +1,32 @@
+package com.rbkmoney.fraudo.visitor;
+
+import com.rbkmoney.fraudo.FraudoBaseVisitor;
+import com.rbkmoney.fraudo.FraudoParser;
+import com.rbkmoney.fraudo.constant.CheckedField;
+import com.rbkmoney.fraudo.finder.InListFinder;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.resolver.FieldResolver;
+import com.rbkmoney.fraudo.utils.TextUtil;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public class ListVisitorImpl extends FraudoBaseVisitor<Object> {
+
+    private final FraudModel fraudModel;
+    private final InListFinder blackListFinder;
+    private final InListFinder whiteListFinder;
+
+    @Override
+    public Object visitIn_white_list(FraudoParser.In_white_listContext ctx) {
+        String fieldName = TextUtil.safeGetText(ctx.STRING());
+        String fieldValue = FieldResolver.resolveString(fieldName, fraudModel);
+        return whiteListFinder.findInList(CheckedField.getByValue(fieldName), fieldValue);
+    }
+
+    @Override
+    public Object visitIn_black_list(FraudoParser.In_black_listContext ctx) {
+        String fieldName = TextUtil.safeGetText(ctx.STRING());
+        String fieldValue = FieldResolver.resolveString(fieldName, fraudModel);
+        return blackListFinder.findInList(CheckedField.getByValue(fieldName), fieldValue);
+    }
+}

src/main/java/com/rbkmoney/fraudo/visitor/SumVisitorImpl.java

@@ -0,0 +1,38 @@
+package com.rbkmoney.fraudo.visitor;
+
+import com.rbkmoney.fraudo.FraudoBaseVisitor;
+import com.rbkmoney.fraudo.FraudoParser;
+import com.rbkmoney.fraudo.aggregator.SumAggregator;
+import com.rbkmoney.fraudo.constant.CheckedField;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.utils.TextUtil;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public class SumVisitorImpl extends FraudoBaseVisitor<Object> {
+
+    private final FraudModel fraudModel;
+    private final SumAggregator sumAggregator;
+
+    @Override
+    public Object visitSum(FraudoParser.SumContext ctx) {
+        String countTarget = TextUtil.safeGetText(ctx.STRING());
+        String time = TextUtil.safeGetText(ctx.DECIMAL());
+        return sumAggregator.sum(CheckedField.getByValue(countTarget), fraudModel.getEmail(), Long.valueOf(time));
+    }
+
+    @Override
+    public Object visitSum_success(FraudoParser.Sum_successContext ctx) {
+        String countTarget = TextUtil.safeGetText(ctx.STRING());
+        return sumAggregator.sumSuccess(CheckedField.getByValue(countTarget), fraudModel.getEmail(), Long.valueOf(ctx.DECIMAL().getText()));
+    }
+
+    @Override
+    public Object visitSum_error(FraudoParser.Sum_errorContext ctx) {
+        String countTarget = TextUtil.safeGetText(ctx.STRING(0));
+        String errorCode = TextUtil.safeGetText(ctx.STRING(1));
+        return sumAggregator.sumError(CheckedField.getByValue(countTarget), fraudModel.getEmail(),
+                Long.valueOf(ctx.DECIMAL().getText()), errorCode);
+    }
+
+}

src/test/java/com/rbkmoney/fraudo/FraudoTest.java

@@ -0,0 +1,224 @@
+package com.rbkmoney.fraudo;
+
+import com.rbkmoney.fraudo.aggregator.CountAggregator;
+import com.rbkmoney.fraudo.aggregator.SumAggregator;
+import com.rbkmoney.fraudo.aggregator.UniqueValueAggregator;
+import com.rbkmoney.fraudo.constant.ResultStatus;
+import com.rbkmoney.fraudo.exception.UnknownResultException;
+import com.rbkmoney.fraudo.factory.FastFraudVisitorFactory;
+import com.rbkmoney.fraudo.finder.InListFinder;
+import com.rbkmoney.fraudo.model.FraudModel;
+import com.rbkmoney.fraudo.resolver.CountryResolver;
+import org.antlr.v4.runtime.ANTLRInputStream;
+import org.antlr.v4.runtime.CommonTokenStream;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import static org.mockito.Matchers.*;
+
+public class FraudoTest {
+
+    public static final String TEST_GMAIL_RU = "test@gmail.ru";
+
+    @Mock
+    CountAggregator countAggregator;
+    @Mock
+    SumAggregator sumAggregator;
+    @Mock
+    UniqueValueAggregator uniqueValueAggregator;
+    @Mock
+    CountryResolver countryResolver;
+    @Mock
+    InListFinder whiteListFinder;
+    @Mock
+    InListFinder blackListFinder;
+
+    @Before
+    public void init() {
+        MockitoAnnotations.initMocks(this);
+    }
+
+    @Test
+    public void threeDsTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/three_ds.frd");
+        com.rbkmoney.fraudo.FraudoLexer lexer = new com.rbkmoney.fraudo.FraudoLexer(new ANTLRInputStream(resourceAsStream));
+        com.rbkmoney.fraudo.FraudoParser parser = new com.rbkmoney.fraudo.FraudoParser(new CommonTokenStream(lexer));
+
+        Mockito.when(countAggregator.count(anyObject(), anyString(), anyLong())).thenReturn(10);
+        Object result = new FastFraudVisitorFactory().createVisitor(new FraudModel(), countAggregator,
+                sumAggregator, uniqueValueAggregator, countryResolver, blackListFinder, whiteListFinder).visit(parser.parse());
+        Assert.assertEquals(ResultStatus.THREE_DS, result);
+    }
+
+    @Test
+    public void notifyTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/notify.frd");
+        Object result = parseAndVisit(resourceAsStream);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+    }
+
+    @Test
+    public void declineTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/decline.frd");
+        Object result = parseAndVisit(resourceAsStream);
+        Assert.assertEquals(ResultStatus.DECLINE, result);
+    }
+
+    @Test
+    public void acceptTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/accept.frd");
+        Object result = parseAndVisit(resourceAsStream);
+        Assert.assertEquals(ResultStatus.ACCEPT, result);
+    }
+
+    @Test
+    public void ruleIsNotFireTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/rule_is_not_fire.frd");
+        Object result = parseAndVisit(resourceAsStream);
+        Assert.assertEquals(ResultStatus.ACCEPT, result);
+    }
+
+    @Test(expected = UnknownResultException.class)
+    public void notImplOperatorTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/unknownResult.frd");
+        parseAndVisit(resourceAsStream);
+    }
+
+    @Test
+    public void countTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/count.frd");
+        Mockito.when(countAggregator.count(anyObject(), anyString(), anyLong())).thenReturn(10);
+        Mockito.when(countAggregator.countError(anyObject(), anyString(), anyLong(), anyString())).thenReturn(6);
+        Mockito.when(countAggregator.countSuccess(anyObject(), anyString(), anyLong())).thenReturn(4);
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        Object result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+
+        Mockito.when(countAggregator.count(anyObject(), anyString(), anyLong())).thenReturn(9);
+        Mockito.when(countAggregator.countError(anyObject(), anyString(), anyLong(), anyString())).thenReturn(6);
+        Mockito.when(countAggregator.countSuccess(anyObject(), anyString(), anyLong())).thenReturn(6);
+
+        result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+    }
+
+    @Test
+    public void sumTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/sum.frd");
+        Mockito.when(sumAggregator.sum(anyObject(), anyString(), anyLong())).thenReturn(10500.60);
+        Mockito.when(sumAggregator.sumError(anyObject(), anyString(), anyLong(), anyString())).thenReturn(524.0);
+        Mockito.when(sumAggregator.sumSuccess(anyObject(), anyString(), anyLong())).thenReturn(4.0);
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        Object result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+
+        Mockito.when(sumAggregator.sum(anyObject(), anyString(), anyLong())).thenReturn(90.0);
+        Mockito.when(sumAggregator.sumError(anyObject(), anyString(), anyLong(), anyString())).thenReturn(524.0);
+        Mockito.when(sumAggregator.sumSuccess(anyObject(), anyString(), anyLong())).thenReturn(501.0);
+
+        result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+    }
+
+    @Test
+    public void inTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/in.frd");
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        FraudModel model = new FraudModel();
+        model.setEmail(TEST_GMAIL_RU);
+        Object result = invoke(parseContext, model);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+    }
+
+    @Test
+    public void likeTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/like.frd");
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        FraudModel model = new FraudModel();
+        model.setEmail(TEST_GMAIL_RU);
+        Object result = invoke(parseContext, model);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+
+        model.setEmail("teeeee");
+        result = invoke(parseContext, model);
+        Assert.assertEquals(ResultStatus.ACCEPT, result);
+    }
+
+    @Test
+    public void inNotTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/in_not.frd");
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        FraudModel model = new FraudModel();
+        model.setEmail(TEST_GMAIL_RU);
+        Object result = invoke(parseContext, model);
+        Assert.assertEquals(ResultStatus.ACCEPT, result);
+    }
+
+    @Test
+    public void uniqCountTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/count_uniq.frd");
+        Mockito.when(uniqueValueAggregator.countUniqueValue(any(), any())).thenReturn(2);
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        Object result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.DECLINE, result);
+    }
+
+    @Test
+    public void whiteBlackListTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/whitelist.frd");
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parseContext = getParseContext(resourceAsStream);
+        Mockito.when(whiteListFinder.findInList(any(), anyString())).thenReturn(true);
+        Object result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+
+        resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/blacklist.frd");
+        parseContext = getParseContext(resourceAsStream);
+        Mockito.when(blackListFinder.findInList(any(), anyString())).thenReturn(true);
+        result = invokeParse(parseContext);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+    }
+
+    @Test
+    public void eqCountryTest() throws Exception {
+        InputStream resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/eq_country.frd");
+
+        Mockito.when(countryResolver.resolveCountry(any(), anyString())).thenReturn("RU");
+
+        Object result = parseAndVisit(resourceAsStream);
+        Assert.assertEquals(ResultStatus.NOTIFY, result);
+
+        Mockito.when(countryResolver.resolveCountry(any(), anyString())).thenReturn("US");
+        resourceAsStream = FraudoTest.class.getResourceAsStream("/rules/eq_country.frd");
+        result = parseAndVisit(resourceAsStream);
+        Assert.assertEquals(ResultStatus.ACCEPT, result);
+    }
+
+    private Object parseAndVisit(InputStream resourceAsStream) throws IOException {
+        com.rbkmoney.fraudo.FraudoParser.ParseContext parse = getParseContext(resourceAsStream);
+        return invokeParse(parse);
+    }
+
+    private Object invokeParse(com.rbkmoney.fraudo.FraudoParser.ParseContext parse) {
+        FraudModel model = new FraudModel();
+        return invoke(parse, model);
+    }
+
+    private Object invoke(com.rbkmoney.fraudo.FraudoParser.ParseContext parse, FraudModel model) {
+        return new FastFraudVisitorFactory().createVisitor(model, countAggregator,
+                sumAggregator, uniqueValueAggregator, countryResolver, blackListFinder, whiteListFinder).visit(parse);
+    }
+
+    private com.rbkmoney.fraudo.FraudoParser.ParseContext getParseContext(InputStream resourceAsStream) throws IOException {
+        com.rbkmoney.fraudo.FraudoLexer lexer = new com.rbkmoney.fraudo.FraudoLexer(new ANTLRInputStream(resourceAsStream));
+        com.rbkmoney.fraudo.FraudoParser parser = new com.rbkmoney.fraudo.FraudoParser(new CommonTokenStream(lexer));
+
+        return parser.parse();
+    }
+}

src/test/resources/rules/accept.frd

@@ -0,0 +1,2 @@
+rule: 3 > 2 AND 1 = 1
+-> accept;

src/test/resources/rules/blacklist.frd

@@ -0,0 +1,2 @@
+rule: inBlackList("email")
+-> notify;

src/test/resources/rules/count.frd

@@ -0,0 +1,3 @@
+rule: (count("ip", 1444) >= 10 OR countSuccess("email", 1444) > 5)
+      AND countError("fingerprint", 1444, "error_code") > 5
+-> notify;

src/test/resources/rules/count_uniq.frd

@@ -0,0 +1,2 @@
+rule: unique("email", "ip") < 4
+-> decline;

src/test/resources/rules/decline.frd

@@ -0,0 +1,2 @@
+rule: 3 > 2 AND 1 = 1
+-> decline;

src/test/resources/rules/eq_country.frd

@@ -0,0 +1,2 @@
+rule: countryBy("ip") = "RU"
+-> notify;

src/test/resources/rules/in.frd

@@ -0,0 +1,2 @@
+rule: in("email", "test@gmail", "test@gmail.ru")
+-> notify;

src/test/resources/rules/in_not.frd

@@ -0,0 +1,2 @@
+rule: in("email", "testgmail", "test@g")
+-> notify;

src/test/resources/rules/like.frd

@@ -0,0 +1,2 @@
+rule: like("email", "test.*")
+-> notify;

src/test/resources/rules/notify.frd

@@ -0,0 +1,2 @@
+rule: 3 > 2 AND 1 = 1
+-> notify;

src/test/resources/rules/rule_is_not_fire.frd

@@ -0,0 +1,2 @@
+rule: 3 < 2
+-> decline;

src/test/resources/rules/sum.frd

@@ -0,0 +1,3 @@
+rule: (sum("ip", 1444) >= 10500.50 OR sumSuccess("email", 1444) > 500)
+      AND sumError("fingerprint", 1444, "error_code") > 523.12
+-> notify;

src/test/resources/rules/three_ds.frd

@@ -0,0 +1,5 @@
+rule: 3 > 2 AND 1 > 1
+-> decline;
+
+rule: count("email", 10) <= 10 AND count("ip", 1444) = 10
+-> 3ds;

src/test/resources/rules/unknownResult.frd

@@ -0,0 +1,2 @@
+rule: 3 > 2
+-> asd;

src/test/resources/rules/whitelist.frd

@@ -0,0 +1,2 @@
+rule: inWhiteList("email")
+-> notify;