private Organization getOther(Collection<Organization> orgs, String otherId) {
for (Organization one : orgs) {
if (one.getId().equals(otherId)) {
return one;
}
}
return null;
}
private void traverseOrganizationTree(Organization organization) {
if (null == organization) {
return;
}
JpaHelper.initialize(organization.getPrincipal());
for (Organization child : organization.getChildren()) {
traverseOrganizationTree(child);
}
}
@Override
public Organization moveToLast(Organization org) {
List<Organization> brothers = org.getChildren();
int p = brothers.indexOf(org);
brothers.remove(p);
brothers.add(org);
for (int i = p; i < brothers.size(); i++) {
Organization o = brothers.get(i);
o.setPosition(i);
dao.update(o, "position");
}
return org;
}
@Override
public Organization moveOrgBefore(Organization org, String otherId) {
Organization parent = org.getParent();
if (parent == null) throw new ServiceException("当前部门已经是根部门，无法移动位置！");
List<Organization> brothers = parent.getChildren();
Organization other = this.getOther(brothers, otherId);
if (other == null) throw new ServiceException("当前部门不存在id=" + otherId + "的兄弟部门！");
if (other.equals(org)) return org;
int oldIndex = brothers.indexOf(org);
int newIndex = brothers.indexOf(other);
if (oldIndex != -1) {
if (newIndex < oldIndex) {
brothers.remove(oldIndex);
brothers.add(newIndex, org);
} else {
brothers.add(newIndex, org);
brothers.remove(oldIndex);
}
} else {
throw new ServiceException("当前部门不存在！");
}
for (int i = 0; i < brothers.size(); i++) {
Organization brother = brothers.get(i);
brother.setPosition(i);
dao.update(brother);
}
return org;
}
@Override
public Organization addOrg(Organization org, String parentId) {
Organization parent = parentId == null ? null : dao.get(parentId);
if (parent != null) {
parent.addChildren(org);
org.setParent(parent);
org.setPosition(parent.getChildren().size() - 1);
}
save(org);
if (org.getShouldBeforeAt() != null && org.getShouldBeforeAt().equals("-1") == false) {
this.moveOrgBefore(org, org.getShouldBeforeAt());
}
return org;
}