add RoleGroupEntity

bwreg-jpa/src/main/java/edu/kit/scc/webreg/entity/RoleGroupEntity.java

+/*******************************************************************************
+ * Copyright (c) 2014 Michael Simon.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the GNU Public License v3.0
+ * which accompanies this distribution, and is available at
+ * http://www.gnu.org/licenses/gpl.html
+ * 
+ * Contributors:
+ *     Michael Simon - initial
+ ******************************************************************************/
+package edu.kit.scc.webreg.entity;
+
+import java.io.Serializable;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
+import javax.persistence.Table;
+
+@Entity(name = "RoleGroupEntity")
+@Table(name = "role_group")
+public class RoleGroupEntity implements Serializable {
+
+	private static final long serialVersionUID = 1L;
+
+    @Id
+	@ManyToOne
+    @JoinColumn(name = "role_id", nullable = false)
+	private RoleEntity role;
+	
+    @Id
+    @ManyToOne
+    @JoinColumn(name = "group_id", nullable = false)
+	private GroupEntity group;
+
+	public GroupEntity getGroup() {
+		return group;
+	}
+
+	public void setGroup(GroupEntity group) {
+		this.group = group;
+	}
+
+	public RoleEntity getRole() {
+		return role;
+	}
+
+	public void setRole(RoleEntity role) {
+		this.role = role;
+	}	
+
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		result = prime * result + ((group == null) ? 0 : group.hashCode());
+		result = prime * result + ((role == null) ? 0 : role.hashCode());
+		return result;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (obj == null)
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		RoleGroupEntity other = (RoleGroupEntity) obj;
+		if (group == null) {
+			if (other.group != null)
+				return false;
+		} else if (!group.equals(other.group))
+			return false;
+		if (role == null) {
+			if (other.role != null)
+				return false;
+		} else if (!role.equals(other.role))
+			return false;
+		return true;
+	}
+}