/**
* 级联查找，子查找
*
* @param csc
* @return
*/
private List<CscQueryResult> cscSubQuery(CascadeSqlSelectEntity csc) {
List<CscQueryResult> retval = new ArrayList<CscQueryResult>();
try {
String tableName = csc.getTableInfo().getTableName();
String keyName = csc.getTableInfo().getKey().getName();
// 宏替换，生成ISQL
csc.marcoReplace();
ISql selSql = csc.genSql();
// 查找
List<Map<String, String>> selList =
this.query(selSql, new ResultSetHandleListMapStringString());
List<String> keyLst = this.getKeyList(keyName, selList);
csc.addValue(keyName, keyLst);
// 生成结果
for (Map<String, String> sel : selList) {
CscQueryResult temp = new CscQueryResult();
temp.setTableName(tableName);
temp.setValues(sel);
retval.add(temp);
}
// 执行子SQL
List<CascadeSqlEntity> subs = csc.getSubs();
if (selList.size() > 0 && subs != null && !subs.isEmpty()) {
for (CascadeSqlEntity sub : subs) {
if (!(sub instanceof CascadeSqlSelectEntity)) {
continue;
}
List<CscQueryResult> subResults = this.cscSubQuery((CascadeSqlSelectEntity) sub);
for (CscQueryResult subResult : subResults) {
String parentPriValue =
subResult.getValues().get(((CascadeSqlSelectEntity) sub).getFilterField());
if (parentPriValue != null) {
for (CscQueryResult pResult : retval) {
if (pResult.getValues().get(keyName).equals(parentPriValue)) {
pResult.addSub(subResult);
}
}
}
}
}
}
} catch (Exception ex) {
throw new UncheckedOrmException(ex);
}
return retval;
}
/**
* 自循环查找
*
* @param csc
*/
public CscQueryResult cscLoopQuery(CascadeSqlSelectEntity csc) {
CscQueryResult retval = new CscQueryResult();
boolean isSelf = false;
try {
isSelf = this.transBegin();
String tableName = csc.getTableInfo().getTableName();
String keyName = csc.getTableInfo().getKey().getName();
// 宏替换，生成ISQL
csc.marcoReplace();
ISql selSql = csc.genSql();
// 查找
Map<String, String> selMap = this.query(selSql, new ResultSetHandleMapStringString());
String keyValue = selMap.get(keyName);
retval.setTableName(tableName);
retval.setValues(selMap);
// 自循环
String selLoop = csc.getSelfLoop();
if (selLoop != null) {
ISql loopSql = this.genSelfLoopSql(csc.getTableInfo(), keyValue, selLoop);
List<Map<String, String>> loopSelList =
this.query(loopSql, new ResultSetHandleListMapStringString());
while (!loopSelList.isEmpty()) {
List<String> tempKeyLst = this.getKeyList(tableName, loopSelList);
for (Map<String, String> loopSel : loopSelList) {
CscQueryResult temp = new CscQueryResult();
temp.setTableName(tableName);
temp.setValues(loopSel);
retval.addSub(temp);
}
loopSql = this.genSelfLoopSql(csc.getTableInfo(), tempKeyLst, selLoop);
loopSelList = this.query(loopSql, new ResultSetHandleListMapStringString());
}
}
this.transCommit(isSelf);
} catch (Exception ex) {
this.transRollback(isSelf);
throw new UncheckedOrmException(ex);
}
return retval;
}
/**
* 级联查找
*
* @param batch
*/
public CscQueryResult cscQuery(CascadeSqlSelectEntity csc) {
CscQueryResult retval = null;
boolean isSelf = false;
try {
isSelf = this.transBegin();
String tableName = csc.getTableInfo().getTableName();
String keyName = csc.getTableInfo().getKey().getName();
// 宏替换，生成ISQL
csc.marcoReplace();
ISql selSql = csc.genSql();
// 查找
Map<String, String> selList = this.query(selSql, new ResultSetHandleMapStringString());
if (selList != null && !selList.isEmpty()) {
retval = new CscQueryResult();
retval.setTableName(tableName);
retval.setValues(selList);
String keyValue = selList.get(keyName);
csc.addValue(keyName, keyValue);
// 执行子SQL
if (selList.size() > 0) {
List<CascadeSqlEntity> subs = csc.getSubs();
if (subs != null && !subs.isEmpty()) {
for (CascadeSqlEntity sub : subs) {
List<CscQueryResult> temp = this.cscSubQuery((CascadeSqlSelectEntity) sub);
if (temp != null && !temp.isEmpty()) {
retval.addSub(temp);
}
}
}
}
}
this.transCommit(isSelf);
} catch (Exception ex) {
this.transRollback(isSelf);
throw new UncheckedOrmException(ex);
}
return retval;
}