修复因删除Task对象中taskParticipators属性导致查询待处理任务失败的BUG

uflo-core/src/main/java/com/bstek/uflo/model/task/Task.java

@@ -15,14 +15,21 @@
  ******************************************************************************/
 package com.bstek.uflo.model.task;
 
+import java.util.Collection;
 import java.util.Date;
 
+import javax.persistence.CascadeType;
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.EnumType;
 import javax.persistence.Enumerated;
+import javax.persistence.FetchType;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToMany;
 import javax.persistence.Table;
 
+import org.codehaus.jackson.annotate.JsonIgnore;
+
 import com.bstek.uflo.model.Activity;
 
 @Entity
@@ -95,6 +102,11 @@ public class Task extends Activity{
 	@Column(name="BUSINESS_ID_",length=60)
 	private String businessId;
 
+	@JsonIgnore
+	@OneToMany(cascade=CascadeType.DETACH,fetch=FetchType.LAZY)
+	@JoinColumn(name="TASK_ID_")
+	private Collection<TaskParticipator> taskParticipators;
+
 	public long getProcessInstanceId() {
 		return processInstanceId;
 	}
@@ -262,4 +274,13 @@ public Integer getProgress() {
 	public void setProgress(Integer progress) {
 		this.progress = progress;
 	}
+
+	public Collection<TaskParticipator> getTaskParticipators() {
+		return taskParticipators;
+	}
+
+	public void setTaskParticipators(Collection<TaskParticipator> taskParticipators) {
+		this.taskParticipators = taskParticipators;
+	}
+
 }