Java, adds min/maxContains (#361)

* Adds min/maxContains handling in templates

* Regen 310sample

* Updates docs

* Makes containsPathToSchemas nullable, fixes java tests

* Samples regen

Author: spacether

docs/generators/java.md

@@ -289,12 +289,12 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 |Format|✓|OAS2,OAS3
 |If|✗|OAS3
 |Items|✓|OAS2,OAS3
-|MaxContains|✗|OAS3
+|MaxContains|✓|OAS3
 |MaxItems|✓|OAS2,OAS3
 |MaxLength|✓|OAS2,OAS3
 |MaxProperties|✓|OAS2,OAS3
 |Maximum|✓|OAS2,OAS3
-|MinContains|✗|OAS3
+|MinContains|✓|OAS3
 |MinItems|✓|OAS2,OAS3
 |MinLength|✓|OAS2,OAS3
 |MinProperties|✓|OAS2,OAS3

samples/client/3_0_3_unit_test/java/.openapi-generator/FILES

@@ -237,10 +237,12 @@ src/main/java/org/openapijsonschematools/client/schemas/validation/LongEnumValid
 src/main/java/org/openapijsonschematools/client/schemas/validation/LongValueMethod.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MapSchemaValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MapUtils.java
+src/main/java/org/openapijsonschematools/client/schemas/validation/MaxContainsValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MaxItemsValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MaxLengthValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MaxPropertiesValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MaximumValidator.java
+src/main/java/org/openapijsonschematools/client/schemas/validation/MinContainsValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MinItemsValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MinLengthValidator.java
 src/main/java/org/openapijsonschematools/client/schemas/validation/MinPropertiesValidator.java

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/AdditionalPropertiesValidator.java

@@ -19,7 +19,7 @@ public AdditionalPropertiesValidator(Class<? extends JsonSchema> additionalPrope
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         if (!(arg instanceof Map<?, ?> mapArg)) {
             return null;

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/AllOfValidator.java

@@ -15,7 +15,7 @@ public AllOfValidator(List<Class<? extends JsonSchema>> allOf) {
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         PathToSchemasMap pathToSchemas = new PathToSchemasMap();
         for(Class<? extends JsonSchema> allOfClass: allOf) {

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/AnyOfValidator.java

@@ -18,7 +18,7 @@ public AnyOfValidator(List<Class<? extends JsonSchema>> anyOf) {
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         PathToSchemasMap pathToSchemas = new PathToSchemasMap();
         List<Class<? extends JsonSchema>> validatedAnyOfClasses = new ArrayList<>();

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/ConstValidator.java

@@ -19,7 +19,7 @@ public ConstValidator(@Nullable Object constValue) {
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         if (arg instanceof Number) {
             BigDecimal castArg = getBigDecimal((Number) arg);

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/ContainsValidator.java

@@ -18,12 +18,12 @@ public ContainsValidator(Class<? extends JsonSchema> contains) {
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         if (!(arg instanceof List)) {
             return null;
         }
-        if (containsPathToSchemas.isEmpty()) {
+        if (containsPathToSchemas == null || containsPathToSchemas.isEmpty()) {
             throw new ValidationException(
                 "Validation failed for contains keyword in class="+schema.getClass()
                 + " at pathToItem="+validationMetadata.pathToItem()+". No "
@@ -44,7 +44,7 @@ public List<PathToSchemasMap> getContainsPathToSchemas(
         if (!(arg instanceof List)) {
             return new ArrayList<>();
         }
-        List<PathToSchemasMap> containsPathToSchemas = new ArrayList<>();
+        @Nullable List<PathToSchemasMap> containsPathToSchemas = new ArrayList<>();
         int i = 0;
         for(Object itemValue: (List<?>) arg) {
             PathToSchemasMap thesePathToSchemas = new PathToSchemasMap();

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/EnumValidator.java

@@ -24,7 +24,7 @@ private boolean enumContainsArg(@Nullable Object arg){
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         if (enumValues.isEmpty()) {
             throw new ValidationException("No value can match enum because enum is empty");

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/ExclusiveMaximumValidator.java

@@ -17,7 +17,7 @@ public ExclusiveMaximumValidator(Number exclusiveMaximum) {
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         if (!(arg instanceof Number)) {
             return null;

samples/client/3_0_3_unit_test/java/src/main/java/org/openapijsonschematools/client/schemas/validation/ExclusiveMinimumValidator.java

@@ -17,7 +17,7 @@ public ExclusiveMinimumValidator(Number exclusiveMinimum) {
         JsonSchema schema,
         @Nullable Object arg,
         ValidationMetadata validationMetadata,
-        List<PathToSchemasMap> containsPathToSchemas
+        @Nullable List<PathToSchemasMap> containsPathToSchemas
     ) {
         if (!(arg instanceof Number)) {
             return null;