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PR/DynamoDB operations and parsers #1521

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dddac08
DynamoDB operation modeling and parsers.
aschenzle Apr 23, 2026
4477f1a
Adding javadoc
aschenzle Apr 23, 2026
8aa0925
Merge branch 'master' into pr/dynamodb-operations-and-parsers
aschenzle Apr 24, 2026
22f85da
Adding Javadoc to all methods. Removing unnecessary function.
aschenzle Apr 25, 2026
d55cbac
Improving Javadoc
aschenzle Apr 28, 2026
77d5b8c
Added comments explainig decisions made around reflection. Added test…
aschenzle Apr 29, 2026
8e217c2
Merge branch 'master' into pr/dynamodb-operations-and-parsers
aschenzle Apr 29, 2026
8fbf856
Merge branch 'master' into pr/dynamodb-operations-and-parsers
aschenzle May 12, 2026
ce8ee71
Small fixes from PR comments
aschenzle May 12, 2026
1143665
Small fixes from PR comments
aschenzle May 14, 2026
d1b0bd7
Merge branch 'master' into pr/dynamodb-operations-and-parsers
aschenzle Jun 1, 2026
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41 changes: 37 additions & 4 deletions client-java/controller/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -140,6 +140,13 @@
<scope>provided</scope>
</dependency>

<!-- Needed for DynamoDb parsing, fixing version to latest one compatible with Java 8, don't upgrade to 4.10 -->
<dependency>
<groupId>org.antlr</groupId>
<artifactId>antlr4-runtime</artifactId>
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<version>4.9.3</version>
</dependency>

<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
Expand Down Expand Up @@ -204,10 +211,15 @@
<artifactId>lettuce-core</artifactId>
<scope>test</scope>
</dependency>
<!-- Bringing Netty dependency explicitly as it was excluded from spring-boot-starter-data-redis to avoid version conflict -->
<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>netty-nio-client</artifactId>
<artifactId>dynamodb</artifactId>
<scope>test</scope>
</dependency>
<!-- Some third-party library we use in our test scaffolding might need SLF4j (i.e., Docker) -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
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<scope>test</scope>
</dependency>

Expand All @@ -227,7 +239,6 @@
<artifactId>grpc-stub</artifactId>
<scope>test</scope>
</dependency>

</dependencies>

<build>
Expand Down Expand Up @@ -265,6 +276,23 @@
<artifactId>maven-compiler-plugin</artifactId>
</plugin>

<!-- Needed for DynamoDB parsing -->
<plugin>
<groupId>org.antlr</groupId>
<artifactId>antlr4-maven-plugin</artifactId>
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<configuration>
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@arcuri82 arcuri82 May 20, 2026

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you marked this as resolved, but i don't see any <version> declaration here. how come?

<listener>false</listener>
<visitor>true</visitor>
</configuration>
<executions>
<execution>
<goals>
<goal>antlr4</goal>
</goals>
</execution>
</executions>
</plugin>

<!--
As this library is going to be used and imported by the SUTs,
need to shade its dependencies to avoid the "Jar Hell".
Expand Down Expand Up @@ -346,7 +374,12 @@
<pattern>net.sf.jsqlparser</pattern>
<shadedPattern>shaded.net.sf.jsqlparser</shadedPattern>
</relocation>
</relocations>
<!-- Needed for DynamoDb parsing -->
<relocation>
<pattern>org.antlr</pattern>
<shadedPattern>shaded.org.antlr</shadedPattern>
</relocation>
</relocations>
</configuration>
</execution>
</executions>
Expand Down
123 changes: 123 additions & 0 deletions .../main/antlr4/org/evomaster/client/java/controller/dynamodb/DynamoDbConditionExpression.g4
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Original file line number Diff line number Diff line change
@@ -0,0 +1,123 @@
grammar DynamoDbConditionExpression;

expression
: orExpr EOF
;

orExpr
: andExpr (OR andExpr)*
;

andExpr
: notExpr (AND notExpr)*
;

notExpr
: NOT notExpr #negatedExpr
| primary #primaryExpr
;

primary
: LPAREN orExpr RPAREN #parenthesizedPrimary
| predicate #predicatePrimary
;

predicate
: ATTRIBUTE_EXISTS LPAREN path RPAREN #attributeExistsPredicate
| ATTRIBUTE_NOT_EXISTS LPAREN path RPAREN #attributeNotExistsPredicate
| ATTRIBUTE_TYPE LPAREN path COMMA value RPAREN #attributeTypePredicate
| BEGINS_WITH LPAREN path COMMA value RPAREN #beginsWithPredicate
| CONTAINS LPAREN path COMMA value RPAREN #containsPredicate
| SIZE LPAREN path RPAREN comparator value #sizePredicate
| path BETWEEN value AND value #betweenPredicate
| path IN LPAREN value (COMMA value)* RPAREN #inPredicate
| path comparator value #comparisonPredicate
;

comparator
: EQ
| NE
| LT
| LTE
| GT
| GTE
;

path
: IDENTIFIER
;

value
: PLACEHOLDER #placeholderValue
| STRING_LITERAL #stringValue
| NUMBER_LITERAL #numberValue
| BOOLEAN_LITERAL #booleanValue
| NULL_LITERAL #nullValue
| IDENTIFIER #identifierValue
;

LPAREN : '(';
RPAREN : ')';
COMMA : ',';
EQ : '=';
NE : '<>';
LTE : '<=';
GTE : '>=';
LT : '<';
GT : '>';

AND : A N D;
OR : O R;
NOT : N O T;
BETWEEN : B E T W E E N;
IN : I N;
ATTRIBUTE_EXISTS : A T T R I B U T E '_' E X I S T S;
ATTRIBUTE_NOT_EXISTS : A T T R I B U T E '_' N O T '_' E X I S T S;
ATTRIBUTE_TYPE : A T T R I B U T E '_' T Y P E;
BEGINS_WITH : B E G I N S '_' W I T H;
CONTAINS : C O N T A I N S;
SIZE : S I Z E;

BOOLEAN_LITERAL : T R U E | F A L S E;
NULL_LITERAL : N U L L;

PLACEHOLDER : ':' IDENT_START IDENT_PART*;
NUMBER_LITERAL : '-'? DIGIT+ ('.' DIGIT+)? EXPONENT?;
STRING_LITERAL : '\'' ~['\r\n]* '\'';

IDENTIFIER : IDENT_START IDENT_PART* INDEX* ('.' IDENT_START IDENT_PART* INDEX*)*;

WS : [ \t\r\n]+ -> skip;

fragment INDEX : '[' DIGIT+ ']';
fragment EXPONENT : [eE] [+\-]? DIGIT+;
fragment IDENT_START : [a-zA-Z_#];
fragment IDENT_PART : [a-zA-Z0-9_];
fragment DIGIT : [0-9];

fragment A : [aA];
fragment B : [bB];
fragment C : [cC];
fragment D : [dD];
fragment E : [eE];
fragment F : [fF];
fragment G : [gG];
fragment H : [hH];
fragment I : [iI];
fragment J : [jJ];
fragment K : [kK];
fragment L : [lL];
fragment M : [mM];
fragment N : [nN];
fragment O : [oO];
fragment P : [pP];
fragment Q : [qQ];
fragment R : [rR];
fragment S : [sS];
fragment T : [tT];
fragment U : [uU];
fragment V : [vV];
fragment W : [wW];
fragment X : [xX];
fragment Y : [yY];
fragment Z : [zZ];
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