use @BeanParam for queries

src/main/java/com/inteligr8/activiti/api/BaseJobsApi.java

@@ -15,13 +15,13 @@
 package com.inteligr8.activiti.api;
 
 import java.io.File;
-import java.time.LocalDate;
 
 import com.inteligr8.activiti.model.Job;
+import com.inteligr8.activiti.model.JobsQueryParams;
 import com.inteligr8.activiti.model.ProcessInstanceAction;
 import com.inteligr8.activiti.model.ResultList;
-import com.inteligr8.activiti.model.SortOrder;
 
+import jakarta.ws.rs.BeanParam;
 import jakarta.ws.rs.Consumes;
 import jakarta.ws.rs.DELETE;
 import jakarta.ws.rs.GET;
@@ -29,7 +29,6 @@ import jakarta.ws.rs.POST;
 import jakarta.ws.rs.Path;
 import jakarta.ws.rs.PathParam;
 import jakarta.ws.rs.Produces;
-import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.core.MediaType;
 
 public interface BaseJobsApi {
@@ -61,110 +60,6 @@ public interface BaseJobsApi {
     @GET
     @Produces({ MediaType.APPLICATION_JSON })
     public ResultList<Job> queryJobs(
-        @QueryParam("processInstanceId") String processInstanceId,
-        @QueryParam("executionId") String executionId,
-        @QueryParam("processDefinitionId") String processDefinitionId,
-        @QueryParam("withRetriesLeft") Boolean withRetriesLeft,
-        @QueryParam("executable") Boolean executable,
-        @QueryParam("dueBefore") LocalDate dueBefore,
-        @QueryParam("dueAfter") LocalDate dueAfter,
-        @QueryParam("withoutTenantId") Boolean withoutTenatId,
-        @QueryParam("sort") String sort,
-        @QueryParam("order") SortOrder sortOrder,
-        @QueryParam("start") Integer pageStart,
-        @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<Job> queryJobs(
-        @QueryParam("processInstanceId") String processInstanceId,
-        @QueryParam("executionId") String executionId,
-        @QueryParam("processDefinitionId") String processDefinitionId,
-        @QueryParam("withRetriesLeft") Boolean withRetriesLeft,
-        @QueryParam("executable") Boolean executable,
-        @QueryParam("dueBefore") LocalDate dueBefore,
-        @QueryParam("dueAfter") LocalDate dueAfter,
-        @QueryParam("tenantId") String tenantId,
-        @QueryParam("tenantIdLike") String tenantIdLike,
-        @QueryParam("sort") String sort,
-        @QueryParam("order") SortOrder sortOrder,
-        @QueryParam("start") Integer pageStart,
-        @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<Job> queryJobs(
-        @QueryParam("processInstanceId") String processInstanceId,
-        @QueryParam("executionId") String executionId,
-        @QueryParam("processDefinitionId") String processDefinitionId,
-        @QueryParam("withRetriesLeft") Boolean withRetriesLeft,
-        @QueryParam("executable") Boolean executable,
-        @QueryParam("withException") Boolean withException,
-        @QueryParam("dueBefore") LocalDate dueBefore,
-        @QueryParam("dueAfter") LocalDate dueAfter,
-        @QueryParam("exceptionMessage") String exceptionMessage,
-        @QueryParam("withoutTenantId") Boolean withoutTenatId,
-        @QueryParam("sort") String sort,
-        @QueryParam("order") SortOrder sortOrder,
-        @QueryParam("start") Integer pageStart,
-        @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<Job> queryJobs(
-        @QueryParam("processInstanceId") String processInstanceId,
-        @QueryParam("executionId") String executionId,
-        @QueryParam("processDefinitionId") String processDefinitionId,
-        @QueryParam("withRetriesLeft") Boolean withRetriesLeft,
-        @QueryParam("executable") Boolean executable,
-        @QueryParam("withException") Boolean withException,
-        @QueryParam("dueBefore") LocalDate dueBefore,
-        @QueryParam("dueAfter") LocalDate dueAfter,
-        @QueryParam("exceptionMessage") String exceptionMessage,
-        @QueryParam("tenantId") String tenantId,
-        @QueryParam("tenantIdLike") String tenantIdLike,
-        @QueryParam("sort") String sort,
-        @QueryParam("order") SortOrder sortOrder,
-        @QueryParam("start") Integer pageStart,
-        @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<Job> queryJobs(
-        @QueryParam("id") String jobId,
-        @QueryParam("processInstanceId") String processInstanceId,
-        @QueryParam("executionId") String executionId,
-        @QueryParam("processDefinitionId") String processDefinitionId,
-        @QueryParam("withRetriesLeft") Boolean withRetriesLeft,
-        @QueryParam("executable") Boolean executable,
-        @QueryParam("withException") Boolean withException,
-        @QueryParam("dueBefore") LocalDate dueBefore,
-        @QueryParam("dueAfter") LocalDate dueAfter,
-        @QueryParam("exceptionMessage") String exceptionMessage,
-        @QueryParam("withoutTenantId") Boolean withoutTenatId,
-        @QueryParam("sort") String sort,
-        @QueryParam("order") SortOrder sortOrder,
-        @QueryParam("start") Integer pageStart,
-        @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<Job> queryJobs(
-        @QueryParam("id") String jobId,
-        @QueryParam("processInstanceId") String processInstanceId,
-        @QueryParam("executionId") String executionId,
-        @QueryParam("processDefinitionId") String processDefinitionId,
-        @QueryParam("withRetriesLeft") Boolean withRetriesLeft,
-        @QueryParam("executable") Boolean executable,
-        @QueryParam("withException") Boolean withException,
-        @QueryParam("dueBefore") LocalDate dueBefore,
-        @QueryParam("dueAfter") LocalDate dueAfter,
-        @QueryParam("exceptionMessage") String exceptionMessage,
-        @QueryParam("tenantId") String tenantId,
-        @QueryParam("tenantIdLike") String tenantIdLike,
-        @QueryParam("sort") String sort,
-        @QueryParam("order") SortOrder sortOrder,
-        @QueryParam("start") Integer pageStart,
-        @QueryParam("size") Integer pageSize);
+        @BeanParam JobsQueryParams jobsConstraint);
 
 }

src/main/java/com/inteligr8/activiti/api/ExecutionApi.java

@@ -18,11 +18,13 @@ import java.util.List;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.inteligr8.activiti.model.Execution;
+import com.inteligr8.activiti.model.ExecutionsQueryParams;
 import com.inteligr8.activiti.model.ProcessInstanceAction;
 import com.inteligr8.activiti.model.ResultList;
-import com.inteligr8.activiti.model.SortOrder;
 import com.inteligr8.activiti.model.Variable;
+import com.inteligr8.activiti.model.VariableScope;
 
+import jakarta.ws.rs.BeanParam;
 import jakarta.ws.rs.Consumes;
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.POST;
@@ -46,13 +48,6 @@ public interface ExecutionApi {
         @JsonProperty("processDefinitionKey")
         ProcessDefinitionKey;
     }
-    
-    public enum VariableScope {
-        @JsonProperty("local")
-        Local,
-        @JsonProperty("global")
-        Global,
-    }
 
     @GET
     @Path("{executionId}")
@@ -76,56 +71,8 @@ public interface ExecutionApi {
 
     @GET
     @Produces({ MediaType.APPLICATION_JSON })
-    ResultList<Execution> getByTenant(
-            @QueryParam("id") String executionId,
-            @QueryParam("activityId") String activityId,
-            @QueryParam("processDefinitionKey") String processDefinitionKey,
-            @QueryParam("processDefinitionId") String processDefinitionId,
-            @QueryParam("processInstanceId") String processInstanceId,
-            @QueryParam("messageEventSubscriptionName") String messageEventSubscriptionName,
-            @QueryParam("signalEventSubscriptionName") String signalEventSubscriptionName,
-            @QueryParam("parentId") String parentId,
-            @QueryParam("tenantId") String tenantId,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    ResultList<Execution> getByTenants(
-            @QueryParam("id") String executionId,
-            @QueryParam("activityId") String activityId,
-            @QueryParam("processDefinitionKey") String processDefinitionKey,
-            @QueryParam("processDefinitionId") String processDefinitionId,
-            @QueryParam("processInstanceId") String processInstanceId,
-            @QueryParam("messageEventSubscriptionName") String messageEventSubscriptionName,
-            @QueryParam("signalEventSubscriptionName") String signalEventSubscriptionName,
-            @QueryParam("parentId") String parentId,
-            @QueryParam("tenantIdLike") String tenantIdLike,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    ResultList<Execution> getByAny(
-            @QueryParam("id") String executionId,
-            @QueryParam("activityId") String activityId,
-            @QueryParam("processDefinitionKey") String processDefinitionKey,
-            @QueryParam("processDefinitionId") String processDefinitionId,
-            @QueryParam("processInstanceId") String processInstanceId,
-            @QueryParam("messageEventSubscriptionName") String messageEventSubscriptionName,
-            @QueryParam("signalEventSubscriptionName") String signalEventSubscriptionName,
-            @QueryParam("parentId") String parentId,
-            @QueryParam("tenantId") String tenantId,
-            @QueryParam("tenantIdLike") String tenantIdLike,
-            @QueryParam("withoutTenantId") Boolean withoutTenantId,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
+    ResultList<Execution> query(
+            @BeanParam ExecutionsQueryParams params);
 
     @GET
     @Path("{executionId}/variables")

src/main/java/com/inteligr8/activiti/api/ProcessDefinitionApi.java

@@ -14,19 +14,18 @@
  */
 package com.inteligr8.activiti.api;
 
-import com.inteligr8.activiti.api.ProcessInstanceApi.Sort;
 import com.inteligr8.activiti.model.ProcessDefinition;
 import com.inteligr8.activiti.model.ProcessDefinitionAction;
+import com.inteligr8.activiti.model.ProcessDefinitionsQueryParams;
 import com.inteligr8.activiti.model.ResultList;
-import com.inteligr8.activiti.model.SortOrder;
 
+import jakarta.ws.rs.BeanParam;
 import jakarta.ws.rs.Consumes;
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.PUT;
 import jakarta.ws.rs.Path;
 import jakarta.ws.rs.PathParam;
 import jakarta.ws.rs.Produces;
-import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.core.MediaType;
 
 @Path("/api/repository/process-definitions")
@@ -47,26 +46,7 @@ public interface ProcessDefinitionApi {
 
     @GET
     @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<ProcessDefinition> getByAny(
-            @QueryParam("category") String category,
-            @QueryParam("categoryLike") String categoryLike,
-            @QueryParam("categoryNotEquals") String categoryNotEquals,
-            @QueryParam("key") String key,
-            @QueryParam("keyLike") String keyLike,
-            @QueryParam("name") String name,
-            @QueryParam("nameLike") String nameLike,
-            @QueryParam("resourceName") String resourceName,
-            @QueryParam("resourceNameLike") String resourceNameLike,
-            @QueryParam("version") String version,
-            @QueryParam("suspended") Boolean suspended,
-            @QueryParam("latest") Boolean latest,
-            @QueryParam("deploymentId") String deploymentId,
-            @QueryParam("startableByUser") String startableByUser,
-            @QueryParam("tenantId") String tenantId,
-            @QueryParam("tenantIdLike") String tenantIdLike,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
+    public ResultList<ProcessDefinition> query(
+            @BeanParam ProcessDefinitionsQueryParams params);
 
 }

src/main/java/com/inteligr8/activiti/api/ProcessInstanceApi.java

@@ -18,12 +18,13 @@ import java.io.File;
 import java.util.List;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
+import com.inteligr8.activiti.model.ProcessInstance;
 import com.inteligr8.activiti.model.ProcessInstanceAction;
+import com.inteligr8.activiti.model.ProcessInstancesQueryParams;
 import com.inteligr8.activiti.model.ResultList;
-import com.inteligr8.activiti.model.SortOrder;
 import com.inteligr8.activiti.model.Variable;
-import com.inteligr8.alfresco.activiti.model.ProcessInstance;
 
+import jakarta.ws.rs.BeanParam;
 import jakarta.ws.rs.Consumes;
 import jakarta.ws.rs.DELETE;
 import jakarta.ws.rs.GET;
@@ -32,7 +33,6 @@ import jakarta.ws.rs.PUT;
 import jakarta.ws.rs.Path;
 import jakarta.ws.rs.PathParam;
 import jakarta.ws.rs.Produces;
-import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.core.MediaType;
 
 @Path("/api/runtime/process-instances")
@@ -69,62 +69,8 @@ public interface ProcessInstanceApi {
 
     @GET
     @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<ProcessInstance> getByTenant(
-            @QueryParam("id") String processInstanceId,
-            @QueryParam("processDefinitionKey") String processDefinitionKey,
-            @QueryParam("processDefinitionId") String processDefinitionId,
-            @QueryParam("businessKey") String businessKey,
-            @QueryParam("involvedUser") String involvedUser,
-            @QueryParam("suspended") Boolean suspended,
-            @QueryParam("superProcessInstanceId") String superProcessInstanceId,
-            @QueryParam("subProcessInstanceId") String subProcessInstanceId,
-            @QueryParam("excludeSubprocesses") Boolean excludeSubprocesses,
-            @QueryParam("includeProcessVariables") Boolean includeProcessVariables,
-            @QueryParam("tenantId") String tenantId,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<ProcessInstance> getByTenants(
-            @QueryParam("id") String processInstanceId,
-            @QueryParam("processDefinitionKey") String processDefinitionKey,
-            @QueryParam("processDefinitionId") String processDefinitionId,
-            @QueryParam("businessKey") String businessKey,
-            @QueryParam("involvedUser") String involvedUser,
-            @QueryParam("suspended") Boolean suspended,
-            @QueryParam("superProcessInstanceId") String superProcessInstanceId,
-            @QueryParam("subProcessInstanceId") String subProcessInstanceId,
-            @QueryParam("excludeSubprocesses") Boolean excludeSubprocesses,
-            @QueryParam("includeProcessVariables") Boolean includeProcessVariables,
-            @QueryParam("tenantIdLike") String tenantIdLike,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
-
-    @GET
-    @Produces({ MediaType.APPLICATION_JSON })
-    public ResultList<ProcessInstance> getByAny(
-            @QueryParam("id") String processInstanceId,
-            @QueryParam("processDefinitionKey") String processDefinitionKey,
-            @QueryParam("processDefinitionId") String processDefinitionId,
-            @QueryParam("businessKey") String businessKey,
-            @QueryParam("involvedUser") String involvedUser,
-            @QueryParam("suspended") Boolean suspended,
-            @QueryParam("superProcessInstanceId") String superProcessInstanceId,
-            @QueryParam("subProcessInstanceId") String subProcessInstanceId,
-            @QueryParam("excludeSubprocesses") Boolean excludeSubprocesses,
-            @QueryParam("includeProcessVariables") Boolean includeProcessVariables,
-            @QueryParam("tenantId") String tenantId,
-            @QueryParam("tenantIdLike") String tenantIdLike,
-            @QueryParam("withoutTenantId") Boolean withoutTenantId,
-            @QueryParam("sort") Sort sort,
-            @QueryParam("order") SortOrder sortOrder,
-            @QueryParam("start") Integer pageStart,
-            @QueryParam("size") Integer pageSize);
+    public ResultList<ProcessInstance> query(
+            @BeanParam ProcessInstancesQueryParams params);
 
     @GET
     @Path("{processInstanceId}/diagram")

src/main/java/com/inteligr8/activiti/jackson/CollectionJsonSerializer.java

@@ -0,0 +1,27 @@
+package com.inteligr8.activiti.jackson;
+
+import java.io.IOException;
+import java.util.Collection;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+
+public class CollectionJsonSerializer extends JsonSerializer<Collection<?>> {
+    
+    @Override
+    public void serialize(Collection<?> values, JsonGenerator gen, SerializerProvider serializers) throws IOException {
+        if (values == null) {
+            gen.writeNull();
+        } else if (values.isEmpty()) {
+            gen.writeString("");
+        } else {
+            StringBuilder str = new StringBuilder();
+            for (Object value : values)
+                str.append(value).append(',');
+            str.deleteCharAt(str.length()-1);
+            gen.writeString(str.toString());
+        }
+    }
+
+}

src/main/java/com/inteligr8/activiti/jackson/StringListJsonDeserializer.java

@@ -0,0 +1,22 @@
+package com.inteligr8.activiti.jackson;
+
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.List;
+
+import com.fasterxml.jackson.core.JacksonException;
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+
+public class StringListJsonDeserializer extends JsonDeserializer<List<String>> {
+    
+    @Override
+    public List<String> deserialize(JsonParser p, DeserializationContext ctxt) throws IOException, JacksonException {
+        String values = ctxt.readValue(p, String.class);
+        if (values == null)
+            return null;
+        return Arrays.asList(values.split(","));
+    }
+
+}

src/main/java/com/inteligr8/activiti/jakarta/OffsetDateTimeConverter.java

@@ -0,0 +1,30 @@
+package com.inteligr8.activiti.jakarta;
+
+import java.time.OffsetDateTime;
+import java.time.format.DateTimeFormatter;
+
+import jakarta.ws.rs.ext.ParamConverter;
+
+public class OffsetDateTimeConverter implements ParamConverter<OffsetDateTime> {
+    
+    private final DateTimeFormatter formatter;
+    
+    public OffsetDateTimeConverter(DateTimeFormatter formatter) {
+        this.formatter = formatter;
+    }
+    
+    @Override
+    public OffsetDateTime fromString(String value) {
+        if (value == null)
+            return null;
+        return OffsetDateTime.parse(value, this.formatter);
+    }
+    
+    @Override
+    public String toString(OffsetDateTime value) {
+        if (value == null)
+            return null;
+        return value.format(this.formatter);
+    }
+
+}

src/main/java/com/inteligr8/activiti/jakarta/OffsetDateTimeConverterProvider.java

@@ -0,0 +1,23 @@
+package com.inteligr8.activiti.jakarta;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+import java.time.OffsetDateTime;
+import java.time.format.DateTimeFormatter;
+
+import jakarta.ws.rs.ext.ParamConverter;
+import jakarta.ws.rs.ext.ParamConverterProvider;
+
+public class OffsetDateTimeConverterProvider implements ParamConverterProvider {
+    
+    @SuppressWarnings("unchecked")
+    @Override
+    public <T> ParamConverter<T> getConverter(Class<T> rawType, Type genericType, Annotation[] annotations) {
+        if (OffsetDateTime.class.isAssignableFrom(rawType)) {
+            return (ParamConverter<T>) new OffsetDateTimeConverter(DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSSXX"));
+        } else {
+            return null;
+        }
+    }
+
+}

src/main/java/com/inteligr8/activiti/model/DelegationState.java

@@ -0,0 +1,12 @@
+package com.inteligr8.activiti.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public enum DelegationState {
+    
+    @JsonProperty("pending")
+    Pending,
+    @JsonProperty("resolved")
+    Resolved
+
+}

src/main/java/com/inteligr8/activiti/model/ExecutionsQueryParams.java

@@ -0,0 +1,182 @@
+
+package com.inteligr8.activiti.model;
+
+import jakarta.ws.rs.QueryParam;
+
+public class ExecutionsQueryParams extends QueryParams<ExecutionsQueryParams> {
+
+    @QueryParam("id")
+    private String id;
+    @QueryParam("activityId")
+    private String activityId;
+    @QueryParam("processInstanceId")
+    private String processInstanceId;
+    @QueryParam("processDefinitionId")
+    private String processDefinitionId;
+    @QueryParam("processDefinitionKey")
+    private String processDefinitionKey;
+    @QueryParam("messageEventSubscriptionName")
+    private String messageEventSubscriptionName;
+    @QueryParam("signalEventSubscriptionName")
+    private String signalEventSubscriptionName;
+    @QueryParam("parentId")
+    private String parentId;
+    @QueryParam("tenantId")
+    private String tenantId;
+    @QueryParam("tenantIdLike")
+    private String tenantIdLike;
+    @QueryParam("withoutTenantId")
+    private Boolean withoutTenantId;
+
+    /**
+     * No args constructor for use in serialization
+     */
+    public ExecutionsQueryParams() {
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+	public ExecutionsQueryParams withId(String id) {
+        this.id = id;
+        return this;
+    }
+	
+	public String getActivityId() {
+        return activityId;
+    }
+    
+    public void setActivityId(String activityId) {
+        this.activityId = activityId;
+    }
+	
+	public ExecutionsQueryParams withActivityId(String activityId) {
+        this.activityId = activityId;
+        return this;
+    }
+
+    public String getProcessInstanceId() {
+        return processInstanceId;
+    }
+
+    public void setProcessInstanceId(String processInstanceId) {
+        this.processInstanceId = processInstanceId;
+    }
+
+	public ExecutionsQueryParams withProcessInstanceId(String processInstanceId) {
+        this.processInstanceId = processInstanceId;
+        return this;
+    }
+
+    public String getProcessDefinitionId() {
+        return processDefinitionId;
+    }
+
+    public void setProcessDefinitionId(String processDefinitionId) {
+        this.processDefinitionId = processDefinitionId;
+    }
+
+	public ExecutionsQueryParams withProcessDefinitionId(String processDefinitionId) {
+        this.processDefinitionId = processDefinitionId;
+        return this;
+    }
+	
+	public String getProcessDefinitionKey() {
+        return processDefinitionKey;
+    }
+    
+    public void setProcessDefinitionKey(String processDefinitionKey) {
+        this.processDefinitionKey = processDefinitionKey;
+    }
+	
+	public ExecutionsQueryParams withProcessDefinitionKey(String processDefinitionKey) {
+        this.processDefinitionKey = processDefinitionKey;
+        return this;
+    }
+	
+	public String getMessageEventSubscriptionName() {
+        return messageEventSubscriptionName;
+    }
+    
+    public void setMessageEventSubscriptionName(String messageEventSubscriptionName) {
+        this.messageEventSubscriptionName = messageEventSubscriptionName;
+    }
+	
+	public ExecutionsQueryParams withMessageEventSubscriptionName(String messageEventSubscriptionName) {
+        this.messageEventSubscriptionName = messageEventSubscriptionName;
+        return this;
+    }
+	
+	public String getSignalEventSubscriptionName() {
+        return signalEventSubscriptionName;
+    }
+    
+    public void setSignalEventSubscriptionName(String signalEventSubscriptionName) {
+        this.signalEventSubscriptionName = signalEventSubscriptionName;
+    }
+	
+	public ExecutionsQueryParams withSignalEventSubscriptionName(String signalEventSubscriptionName) {
+        this.signalEventSubscriptionName = signalEventSubscriptionName;
+        return this;
+    }
+	
+	public String getParentId() {
+        return parentId;
+    }
+    
+    public void setParentId(String parentId) {
+        this.parentId = parentId;
+    }
+	
+	public ExecutionsQueryParams withParentId(String parentId) {
+        this.parentId = parentId;
+        return this;
+    }
+
+    public String getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(String tenantId) {
+        this.tenantId = tenantId;
+    }
+
+	public ExecutionsQueryParams withTenantId(String tenantId) {
+        this.tenantId = tenantId;
+        return this;
+    }
+
+    public String getTenantIdLike() {
+        return tenantIdLike;
+    }
+
+    public void setTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike = tenantIdLike;
+    }
+
+    public ExecutionsQueryParams withTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike = tenantIdLike;
+        return this;
+    }
+
+    public Boolean getWithoutTenantId() {
+        return withoutTenantId;
+    }
+
+    public void setWithoutTenantId(Boolean withoutTenantId) {
+        this.withoutTenantId = withoutTenantId;
+    }
+
+    public ExecutionsQueryParams withWithoutTenantId(Boolean withoutTenantId) {
+        this.withoutTenantId = withoutTenantId;
+        return this;
+    }
+    
+    
+
+}

src/main/java/com/inteligr8/activiti/model/Job.java

@@ -30,8 +30,8 @@ public class Job extends Datum {
     @JsonProperty("exceptionMessage")
     private String exceptionMessage;
     @JsonProperty("dueDate")
-    private OffsetDateTime dueDate;
     @JsonFormat(shape = Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ss.SSSXX")
+    private OffsetDateTime dueDate;
     @JsonProperty("tenantId")
     private String tenantId;
 

src/main/java/com/inteligr8/activiti/model/JobsQueryParams.java

@@ -0,0 +1,214 @@
+
+package com.inteligr8.activiti.model;
+
+import java.time.OffsetDateTime;
+
+import jakarta.ws.rs.QueryParam;
+
+public class JobsQueryParams extends QueryParams<JobsQueryParams> {
+
+    @QueryParam("id")
+    private String id;
+    @QueryParam("processInstanceId")
+    private String processInstanceId;
+    @QueryParam("processDefinitionId")
+    private String processDefinitionId;
+    @QueryParam("executionId")
+    private String executionId;
+    @QueryParam("withRetriesLeft")
+    private Boolean withRetriesLeft;
+    @QueryParam("executable")
+    private Boolean executable;
+    @QueryParam("withException")
+    private Boolean withException;
+    @QueryParam("dueAfter")
+    private OffsetDateTime dueAfter;
+    @QueryParam("dueBefore")
+    private OffsetDateTime dueBefore;
+    @QueryParam("exceptionMessage")
+    private String exceptionMessage;
+    @QueryParam("tenantId")
+    private String tenantId;
+    @QueryParam("tenantIdLike")
+    private String tenantIdLike;
+    @QueryParam("withoutTenantId")
+    private Boolean withoutTenantId;
+
+    /**
+     * No args constructor for use in serialization
+     */
+    public JobsQueryParams() {
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+	public JobsQueryParams withId(String id) {
+        this.id = id;
+        return this;
+    }
+
+    public String getProcessInstanceId() {
+        return processInstanceId;
+    }
+
+    public void setProcessInstanceId(String processInstanceId) {
+        this.processInstanceId = processInstanceId;
+    }
+
+	public JobsQueryParams withProcessInstanceId(String processInstanceId) {
+        this.processInstanceId = processInstanceId;
+        return this;
+    }
+
+    public String getProcessDefinitionId() {
+        return processDefinitionId;
+    }
+
+    public void setProcessDefinitionId(String processDefinitionId) {
+        this.processDefinitionId = processDefinitionId;
+    }
+
+	public JobsQueryParams withProcessDefinitionId(String processDefinitionId) {
+        this.processDefinitionId = processDefinitionId;
+        return this;
+    }
+
+    public String getExecutionId() {
+        return executionId;
+    }
+
+    public void setExecutionId(String executionId) {
+        this.executionId = executionId;
+    }
+
+	public JobsQueryParams withExecutionId(String executionId) {
+        this.executionId = executionId;
+        return this;
+    }
+
+    public Boolean getWithRetriesLeft() {
+        return withRetriesLeft;
+    }
+
+    public void setWithRetriesLeft(Boolean withRetriesLeft) {
+        this.withRetriesLeft = withRetriesLeft;
+    }
+
+	public JobsQueryParams withRetriesLeft(Boolean withRetriesLeft) {
+        this.withRetriesLeft = withRetriesLeft;
+        return this;
+    }
+	
+	public Boolean getExecutable() {
+        return executable;
+    }
+    
+    public void setExecutable(Boolean executable) {
+        this.executable = executable;
+    }
+	
+	public JobsQueryParams withExecutable(Boolean executable) {
+        this.executable = executable;
+        return this;
+    }
+	
+	public Boolean getWithException() {
+        return withException;
+    }
+	
+	public void setWithException(Boolean withException) {
+        this.withException = withException;
+    }
+    
+    public JobsQueryParams withException(Boolean withException) {
+        this.withException = withException;
+        return this;
+    }
+
+    public OffsetDateTime getDueBefore() {
+        return dueBefore;
+    }
+
+    public void setDueBefore(OffsetDateTime dueBefore) {
+        this.dueBefore = dueBefore;
+    }
+
+	public JobsQueryParams withDueBefore(OffsetDateTime dueBefore) {
+        this.dueBefore = dueBefore;
+        return this;
+    }
+	
+	public OffsetDateTime getDueAfter() {
+        return dueAfter;
+    }
+	
+	public void setDueAfter(OffsetDateTime dueAfter) {
+        this.dueAfter = dueAfter;
+    }
+    
+    public JobsQueryParams withDueAfter(OffsetDateTime dueAfter) {
+        this.dueAfter = dueAfter;
+        return this;
+    }
+
+    public String getExceptionMessage() {
+        return exceptionMessage;
+    }
+
+    public void setExceptionMessage(String exceptionMessage) {
+        this.exceptionMessage = exceptionMessage;
+    }
+
+    public JobsQueryParams withExceptionMessage(String exceptionMessage) {
+        this.exceptionMessage = exceptionMessage;
+        return this;
+    }
+
+    public String getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(String tenantId) {
+        this.tenantId = tenantId;
+    }
+
+	public JobsQueryParams withTenantId(String tenantId) {
+        this.tenantId = tenantId;
+        return this;
+    }
+
+    public String getTenantIdLike() {
+        return tenantIdLike;
+    }
+
+    public void setTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike = tenantIdLike;
+    }
+
+    public JobsQueryParams withTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike = tenantIdLike;
+        return this;
+    }
+
+    public Boolean getWithoutTenantId() {
+        return withoutTenantId;
+    }
+
+    public void setWithoutTenantId(Boolean withoutTenantId) {
+        this.withoutTenantId = withoutTenantId;
+    }
+
+    public JobsQueryParams withWithoutTenantId(Boolean withoutTenantId) {
+        this.withoutTenantId = withoutTenantId;
+        return this;
+    }
+    
+    
+
+}

src/main/java/com/inteligr8/activiti/model/ProcessDefinitionsQueryParams.java

@@ -0,0 +1,257 @@
+
+package com.inteligr8.activiti.model;
+
+import jakarta.ws.rs.QueryParam;
+
+public class ProcessDefinitionsQueryParams extends QueryParams<ProcessDefinitionsQueryParams> {
+
+    @QueryParam("category")
+    private String category;
+    @QueryParam("categoryLike")
+    private String categoryLike;
+    @QueryParam("categoryNotEquals")
+    private String categoryNotEquals;
+    @QueryParam("key")
+    private String key;
+    @QueryParam("keyLike")
+    private String keyLike;
+    @QueryParam("name")
+    private String name;
+    @QueryParam("nameLike")
+    private String nameLike;
+    @QueryParam("resourceName")
+    private String resourceName;
+    @QueryParam("resourceNameLike")
+    private String resourceNameLike;
+    @QueryParam("version")
+    private String version;
+    @QueryParam("suspended")
+    private Boolean suspended;
+    @QueryParam("latest")
+    private Boolean latest;
+    @QueryParam("deploymentId")
+    private String deploymentId;
+    @QueryParam("startableByUser")
+    private String startableByUser;
+    @QueryParam("tenantId")
+    private String tenantId;
+    @QueryParam("tenantIdLike")
+    private String tenantIdLike;
+
+    /**
+     * No args constructor for use in serialization
+     */
+    public ProcessDefinitionsQueryParams() {
+    }
+
+    public String getCategory() {
+        return category;
+    }
+
+    public void setCategory(String category) {
+        this.category = category;
+    }
+
+    public ProcessDefinitionsQueryParams withCategory(String category) {
+        this.category = category;
+        return this;
+    }
+
+    public String getCategoryLike() {
+        return categoryLike;
+    }
+
+    public void setCategoryLike(String categoryLike) {
+        this.categoryLike = categoryLike;
+    }
+
+    public ProcessDefinitionsQueryParams withCategoryLike(String categoryLike) {
+        this.categoryLike = categoryLike;
+        return this;
+    }
+
+    public String getCategoryNotEquals() {
+        return categoryNotEquals;
+    }
+
+    public void setCategoryNotEquals(String categoryNotEquals) {
+        this.categoryNotEquals = categoryNotEquals;
+    }
+
+    public ProcessDefinitionsQueryParams withCategoryNotEquals(String categoryNotEquals) {
+        this.categoryNotEquals = categoryNotEquals;
+        return this;
+    }
+
+    public String getKey() {
+        return key;
+    }
+
+    public void setKey(String key) {
+        this.key = key;
+    }
+
+    public ProcessDefinitionsQueryParams withKey(String key) {
+        this.key = key;
+        return this;
+    }
+
+    public String getKeyLike() {
+        return keyLike;
+    }
+
+    public void setKeyLike(String keyLike) {
+        this.keyLike = keyLike;
+    }
+
+    public ProcessDefinitionsQueryParams withKeyLike(String keyLike) {
+        this.keyLike = keyLike;
+        return this;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public ProcessDefinitionsQueryParams withName(String name) {
+        this.name = name;
+        return this;
+    }
+
+    public String getNameLike() {
+        return nameLike;
+    }
+
+    public void setNameLike(String nameLike) {
+        this.nameLike = nameLike;
+    }
+
+    public ProcessDefinitionsQueryParams withNameLike(String nameLike) {
+        this.nameLike = nameLike;
+        return this;
+    }
+
+    public String getResourceName() {
+        return resourceName;
+    }
+
+    public void setResourceName(String resourceName) {
+        this.resourceName = resourceName;
+    }
+
+    public ProcessDefinitionsQueryParams withResourceName(String resourceName) {
+        this.resourceName = resourceName;
+        return this;
+    }
+
+    public String getResourceNameLike() {
+        return resourceNameLike;
+    }
+
+    public void setResourceNameLike(String resourceNameLike) {
+        this.resourceNameLike = resourceNameLike;
+    }
+
+    public ProcessDefinitionsQueryParams withResourceNameLike(String resourceNameLike) {
+        this.resourceNameLike = resourceNameLike;
+        return this;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public ProcessDefinitionsQueryParams withVersion(String version) {
+        this.version = version;
+        return this;
+    }
+
+    public Boolean isSuspended() {
+        return suspended;
+    }
+
+    public void setSuspended(Boolean suspended) {
+        this.suspended = suspended;
+    }
+
+    public ProcessDefinitionsQueryParams withSuspended(Boolean suspended) {
+        this.suspended = suspended;
+        return this;
+    }
+
+    public Boolean isLatest() {
+        return latest;
+    }
+
+    public void setLatest(Boolean latest) {
+        this.latest = latest;
+    }
+
+    public ProcessDefinitionsQueryParams withLatest(Boolean latest) {
+        this.latest = latest;
+        return this;
+    }
+
+    public String getDeploymentId() {
+        return deploymentId;
+    }
+
+    public void setDeploymentId(String deploymentId) {
+        this.deploymentId = deploymentId;
+    }
+
+    public ProcessDefinitionsQueryParams withDeploymentId(String deploymentId) {
+        this.deploymentId = deploymentId;
+        return this;
+    }
+
+    public String getStartableByUser() {
+        return startableByUser;
+    }
+
+    public void setStartableByUser(String startableByUser) {
+        this.startableByUser = startableByUser;
+    }
+
+    public ProcessDefinitionsQueryParams withStartableByUser(String startableByUser) {
+        this.startableByUser = startableByUser;
+        return this;
+    }
+
+    public String getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(String tenantId) {
+        this.tenantId = tenantId;
+    }
+
+	public ProcessDefinitionsQueryParams withTenantId(String tenantId) {
+        this.tenantId = tenantId;
+        return this;
+    }
+
+    public String getTenantIdLike() {
+        return tenantIdLike;
+    }
+
+    public void setTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike = tenantIdLike;
+    }
+
+    public ProcessDefinitionsQueryParams withTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike = tenantIdLike;
+        return this;
+    }
+    
+    
+
+}

src/main/java/com/inteligr8/activiti/model/ProcessInstance.java

@@ -146,6 +146,19 @@ public class ProcessInstance extends Datum {
         this.processDefinitionKey = processDefinitionKey;
         return this;
     }
+    
+    public String getProcessDefinitionUrl() {
+        return processDefinitionUrl;
+    }
+    
+    public void setProcessDefinitionUrl(String processDefinitionUrl) {
+        this.processDefinitionUrl = processDefinitionUrl;
+    }
+    
+    public ProcessInstance withProcessDefinitionUrl(String processDefinitionUrl) {
+        this.processDefinitionUrl = processDefinitionUrl;
+        return this;
+    }
 
     public Boolean getSuspended() {
         return suspended;

src/main/java/com/inteligr8/activiti/model/ProcessInstancesQueryParams.java

@@ -0,0 +1,210 @@
+
+package com.inteligr8.activiti.model;
+
+import jakarta.ws.rs.QueryParam;
+
+public class ProcessInstancesQueryParams extends QueryParams<ProcessDefinitionsQueryParams> {
+
+    @QueryParam("id")
+    private String processInstanceId;
+    @QueryParam("processDefinitionKey")
+    private String processDefinitionKey;
+    @QueryParam("processDefinitionId")
+    private String processDefinitionId;
+    @QueryParam("businessKey")
+    private String businessKey;
+    @QueryParam("involvedUser")
+    private String involvedUser;
+    @QueryParam("suspended")
+    private Boolean suspended;
+    @QueryParam("superProcessInstanceId")
+    private String superProcessInstanceId;
+    @QueryParam("subProcessInstanceId")
+    private String subProcessInstanceId;
+    @QueryParam("excludeSubprocesses")
+    private Boolean excludeSubprocesses;
+    @QueryParam("includeProcessVariables")
+    private Boolean includeProcessVariables;
+    @QueryParam("tenantId")
+    private String tenantId;
+    @QueryParam("tenantIdLike")
+    private String tenantIdLike;
+    @QueryParam("withoutTenantId")
+    private Boolean withoutTenantId;
+
+    /**
+     * No args constructor for use in serialization
+     */
+    public ProcessInstancesQueryParams() {
+    }
+
+    public String getProcessInstanceId() {
+        return processInstanceId;
+    }
+
+    public void setProcessInstanceId(String processInstanceId) {
+        this.processInstanceId  = processInstanceId;
+    }
+
+    public ProcessInstancesQueryParams withProcessInstanceId(String processInstanceId) {
+        this.processInstanceId  = processInstanceId;
+        return this;
+    }
+
+    public String getProcessDefinitionId() {
+        return processDefinitionId;
+    }
+
+    public void setProcessDefinitionId(String processDefinitionId) {
+        this.processDefinitionId  = processDefinitionId;
+    }
+
+    public ProcessInstancesQueryParams withProcessDefinitionId(String processDefinitionId) {
+        this.processDefinitionId  = processDefinitionId;
+        return this;
+    }
+
+    public String getProcessDefinitionKey() {
+        return processDefinitionKey;
+    }
+
+    public void setProcessDefinitionKey(String processDefinitionKey) {
+        this.processDefinitionKey  = processDefinitionKey;
+    }
+
+    public ProcessInstancesQueryParams withProcessDefinitionKey(String processDefinitionKey) {
+        this.processDefinitionKey  = processDefinitionKey;
+        return this;
+    }
+
+    public String getBusinessKey() {
+        return businessKey;
+    }
+
+    public void setBusinessKey(String businessKey) {
+        this.businessKey  = businessKey;
+    }
+
+    public ProcessInstancesQueryParams withBusinessKey(String businessKey) {
+        this.businessKey  = businessKey;
+        return this;
+    }
+
+    public String getInvolvedUser() {
+        return involvedUser;
+    }
+
+    public void setInvolvedUser(String involvedUser) {
+        this.involvedUser  = involvedUser;
+    }
+
+    public ProcessInstancesQueryParams withInvolvedUser(String involvedUser) {
+        this.involvedUser  = involvedUser;
+        return this;
+    }
+
+    public Boolean isSuspended() {
+        return suspended;
+    }
+
+    public void setSuspended(Boolean suspended) {
+        this.suspended  = suspended;
+    }
+
+    public ProcessInstancesQueryParams withSuspended(Boolean suspended) {
+        this.suspended  = suspended;
+        return this;
+    }
+
+    public String getSuperProcessInstanceId() {
+        return superProcessInstanceId;
+    }
+
+    public void setSuperProcessInstanceId(String superProcessInstanceId) {
+        this.superProcessInstanceId  = superProcessInstanceId;
+    }
+
+    public ProcessInstancesQueryParams withSuperProcessInstanceId(String superProcessInstanceId) {
+        this.superProcessInstanceId  = superProcessInstanceId;
+        return this;
+    }
+
+    public String getSubProcessInstanceId() {
+        return subProcessInstanceId;
+    }
+
+    public void setSubProcessInstanceId(String subProcessInstanceId) {
+        this.subProcessInstanceId  = subProcessInstanceId;
+    }
+
+    public ProcessInstancesQueryParams withSubProcessInstanceId(String subProcessInstanceId) {
+        this.subProcessInstanceId  = subProcessInstanceId;
+        return this;
+    }
+
+    public Boolean isExcludeSubprocesses() {
+        return excludeSubprocesses;
+    }
+
+    public void setExcludeSubprocesses(Boolean excludeSubprocesses) {
+        this.excludeSubprocesses  = excludeSubprocesses;
+    }
+
+    public ProcessInstancesQueryParams withExcludeSubprocesses(Boolean excludeSubprocesses) {
+        this.excludeSubprocesses  = excludeSubprocesses;
+        return this;
+    }
+
+    public Boolean isIncludeProcessVariables() {
+        return includeProcessVariables;
+    }
+
+    public void setIncludeProcessVariables(Boolean includeProcessVariables) {
+        this.includeProcessVariables  = includeProcessVariables;
+    }
+
+    public ProcessInstancesQueryParams withIncludeProcessVariables(Boolean includeProcessVariables) {
+        this.includeProcessVariables  = includeProcessVariables;
+        return this;
+    }
+
+    public String getTenantId() {
+        return tenantId;
+    }
+
+    public void setTenantId(String tenantId) {
+        this.tenantId  = tenantId;
+    }
+
+    public ProcessInstancesQueryParams withTenantId(String tenantId) {
+        this.tenantId  = tenantId;
+        return this;
+    }
+
+    public String getTenantIdLike() {
+        return tenantIdLike;
+    }
+
+    public void setTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike  = tenantIdLike;
+    }
+
+    public ProcessInstancesQueryParams withTenantIdLike(String tenantIdLike) {
+        this.tenantIdLike  = tenantIdLike;
+        return this;
+    }
+    
+    public Boolean isWithoutTenantId() {
+        return withoutTenantId;
+    }
+
+    public void setWithoutTenantId(Boolean withoutTenantId) {
+        this.withoutTenantId  = withoutTenantId;
+    }
+
+    public ProcessInstancesQueryParams withWithoutTenantId(Boolean withoutTenantId) {
+        this.withoutTenantId  = withoutTenantId;
+        return this;
+    }
+
+}

src/main/java/com/inteligr8/activiti/model/QueryParams.java

@@ -0,0 +1,74 @@
+
+package com.inteligr8.activiti.model;
+
+import jakarta.ws.rs.QueryParam;
+
+public class QueryParams<C extends QueryParams<?>> {
+    
+    @QueryParam("sort")
+    private String sortField;
+    @QueryParam("order")
+    private SortOrder sortDirection;
+    @QueryParam("start")
+    private Integer startIndex;
+    @QueryParam("size")
+    private Integer maxSize;
+    
+    public String getSortField() {
+        return sortField;
+    }
+    
+    public void setSortField(String sortField) {
+        this.sortField = sortField;
+    }
+    
+    public C withSortField(String sortField) {
+        this.sortField = sortField;
+        return this.castThis();
+    }
+    
+    public SortOrder getSortDirection() {
+        return sortDirection;
+    }
+    
+    public void setSortDirection(SortOrder sortDirection) {
+        this.sortDirection = sortDirection;
+    }
+    
+    public C withSortDirection(SortOrder sortDirection) {
+        this.sortDirection = sortDirection;
+        return this.castThis();
+    }
+    
+    public Integer getStartIndex() {
+        return startIndex;
+    }
+    
+    public void setStartIndex(Integer startIndex) {
+        this.startIndex = startIndex;
+    }
+    
+    public C withStartIndex(Integer startIndex) {
+        this.startIndex = startIndex;
+        return this.castThis();
+    }
+    
+    public Integer getMaxSize() {
+        return maxSize;
+    }
+    
+    public void setMaxSize(Integer maxSize) {
+        this.maxSize = maxSize;
+    }
+    
+    public C withMaxSize(Integer maxSize) {
+        this.maxSize = maxSize;
+        return this.castThis();
+    }
+    
+    @SuppressWarnings("unchecked")
+    protected C castThis() {
+        return (C) this;
+    }
+
+}

src/main/java/com/inteligr8/activiti/model/Variable.java

@@ -16,7 +16,7 @@ public class Variable {
     @JsonProperty("name")
     private String name;
     @JsonProperty("scope")
-    private String scope;
+    private VariableScope scope;
     @JsonProperty("type")
     private String type;
     @JsonProperty("value")
@@ -28,7 +28,7 @@ public class Variable {
     public Variable() {
     }
 
-    public Variable(String name, String scope, String type, Object value) {
+    public Variable(String name, VariableScope scope, String type, Object value) {
         this.name = name;
         this.scope = scope;
         this.type = type;
@@ -48,15 +48,15 @@ public class Variable {
         return this;
     }
 
-    public String getScope() {
+    public VariableScope getScope() {
         return scope;
     }
 
-    public void setScope(String scope) {
+    public void setScope(VariableScope scope) {
         this.scope = scope;
     }
 
-    public Variable withScope(String scope) {
+    public Variable withScope(VariableScope scope) {
         this.scope = scope;
         return this;
     }

src/main/java/com/inteligr8/activiti/model/VariableScope.java

@@ -0,0 +1,12 @@
+package com.inteligr8.activiti.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public enum VariableScope {
+    
+    @JsonProperty("local")
+    Task,
+    @JsonProperty("global")
+    ProcessInstance
+
+}

src/main/java/com/inteligr8/alfresco/activiti/model/Task.java

@@ -61,13 +61,13 @@ public class Task extends Datum {
     @JsonProperty("description")
     private String description;
     @JsonProperty("dueDate")
-    private OffsetDateTime dueDate;
     @JsonFormat(shape = Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ss.SSSXX")
+    private OffsetDateTime dueDate;
     @JsonProperty("duration")
     private Long duration;
     @JsonProperty("endDate")
-    private OffsetDateTime endDate;
     @JsonFormat(shape = Shape.STRING, pattern = "yyyy-MM-dd'T'HH:mm:ss.SSSXX")
+    private OffsetDateTime endDate;
     @JsonProperty("executionId")
     private String executionId;
     @JsonProperty("formKey")

src/main/java/com/inteligr8/alfresco/activiti/model/Variable.java

@@ -1,6 +1,7 @@
 package com.inteligr8.alfresco.activiti.model;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
+import com.inteligr8.activiti.model.VariableScope;
 
 @JsonInclude(JsonInclude.Include.NON_NULL)
 public class Variable extends com.inteligr8.activiti.model.Variable {
@@ -11,7 +12,7 @@ public class Variable extends com.inteligr8.activiti.model.Variable {
     public Variable() {
     }
 
-    public Variable(String name, String scope, String type, Object value) {
+    public Variable(String name, VariableScope scope, String type, Object value) {
         super(name, scope, type, value);
     }