aboutsummaryrefslogtreecommitdiff
path: root/src/main/java/org/traccar/database/GroupTree.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/main/java/org/traccar/database/GroupTree.java')
-rw-r--r--src/main/java/org/traccar/database/GroupTree.java151
1 files changed, 0 insertions, 151 deletions
diff --git a/src/main/java/org/traccar/database/GroupTree.java b/src/main/java/org/traccar/database/GroupTree.java
deleted file mode 100644
index 8798f55bc..000000000
--- a/src/main/java/org/traccar/database/GroupTree.java
+++ /dev/null
@@ -1,151 +0,0 @@
-/*
- * Copyright 2016 Anton Tananaev (anton@traccar.org)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.traccar.database;
-
-import org.traccar.model.Device;
-import org.traccar.model.Group;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-
-public class GroupTree {
-
- private static class TreeNode {
-
- private Group group;
- private Device device;
- private Collection<TreeNode> children = new HashSet<>();
-
- TreeNode(Group group) {
- this.group = group;
- }
-
- TreeNode(Device device) {
- this.device = device;
- }
-
- @Override
- public int hashCode() {
- if (group != null) {
- return (int) group.getId();
- } else {
- return (int) device.getId();
- }
- }
-
- @Override
- public boolean equals(Object obj) {
- if (!(obj instanceof TreeNode)) {
- return false;
- }
- TreeNode other = (TreeNode) obj;
- if (other == this) {
- return true;
- }
- if (group != null && other.group != null) {
- return group.getId() == other.group.getId();
- } else if (device != null && other.device != null) {
- return device.getId() == other.device.getId();
- }
- return false;
- }
-
- public Group getGroup() {
- return group;
- }
-
- public Device getDevice() {
- return device;
- }
-
- public void setParent(TreeNode parent) {
- if (parent != null) {
- parent.children.add(this);
- }
- }
-
- public Collection<TreeNode> getChildren() {
- return children;
- }
-
- }
-
- private final Map<Long, TreeNode> groupMap = new HashMap<>();
-
- public GroupTree(Collection<Group> groups, Collection<Device> devices) {
-
- for (Group group : groups) {
- groupMap.put(group.getId(), new TreeNode(group));
- }
-
- for (TreeNode node : groupMap.values()) {
- if (node.getGroup().getGroupId() != 0) {
- node.setParent(groupMap.get(node.getGroup().getGroupId()));
- }
- }
-
- Map<Long, TreeNode> deviceMap = new HashMap<>();
-
- for (Device device : devices) {
- deviceMap.put(device.getId(), new TreeNode(device));
- }
-
- for (TreeNode node : deviceMap.values()) {
- if (node.getDevice().getGroupId() != 0) {
- node.setParent(groupMap.get(node.getDevice().getGroupId()));
- }
- }
-
- }
-
- public Collection<Group> getGroups(long groupId) {
- Set<TreeNode> results = new HashSet<>();
- getNodes(results, groupMap.get(groupId));
- Collection<Group> groups = new ArrayList<>();
- for (TreeNode node : results) {
- if (node.getGroup() != null) {
- groups.add(node.getGroup());
- }
- }
- return groups;
- }
-
- public Collection<Device> getDevices(long groupId) {
- Set<TreeNode> results = new HashSet<>();
- getNodes(results, groupMap.get(groupId));
- Collection<Device> devices = new ArrayList<>();
- for (TreeNode node : results) {
- if (node.getDevice() != null) {
- devices.add(node.getDevice());
- }
- }
- return devices;
- }
-
- private void getNodes(Set<TreeNode> results, TreeNode node) {
- if (node != null) {
- for (TreeNode child : node.getChildren()) {
- results.add(child);
- getNodes(results, child);
- }
- }
- }
-
-}