From 23a46b4be35277e06ec89f48730eeb694e686be8 Mon Sep 17 00:00:00 2001
From: Kenmegne <stephanie.kenmegne@gmail.com>
Date: Thu, 18 Jun 2026 15:40:06 +0000
Subject: [PATCH] add fdx-commons and fdx-consultation
---
fdx-commons/fdxcommons-tools/src/main/java/com/megatim/fdxcommons/tools/database/queries/JsonCountQuery.java | 111 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 111 insertions(+), 0 deletions(-)
diff --git a/fdx-commons/fdxcommons-tools/src/main/java/com/megatim/fdxcommons/tools/database/queries/JsonCountQuery.java b/fdx-commons/fdxcommons-tools/src/main/java/com/megatim/fdxcommons/tools/database/queries/JsonCountQuery.java
new file mode 100644
index 0000000..d1d1a8e
--- /dev/null
+++ b/fdx-commons/fdxcommons-tools/src/main/java/com/megatim/fdxcommons/tools/database/queries/JsonCountQuery.java
@@ -0,0 +1,111 @@
+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package com.megatim.fdxcommons.tools.database.queries;
+
+import com.megatim.fdxcommons.model.pojo.JsonTableDefinition;
+import com.megatim.fdxcommons.tools.database.contrat.DefaultPreparedStatementProcessor;
+import com.megatim.fdxcommons.tools.database.contrat.QueryMetaData;
+import com.megatim.fdxcommons.tools.database.queries.metadata.QueryCriterion;
+import com.megatim.fdxcommons.tools.database.queries.metadata.WhereQueryParameters;
+import com.megatim.fdxcommons.tools.database.tables.appcolumns.IndexColumnDefinition;
+import com.megatim.fdxcommons.tools.database.tables.appcolumns.ParentIdColumnDefinition;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.List;
+import java.util.Map;
+
+/**
+ *
+ * @author ASUS
+ */
+public class JsonCountQuery implements QueryMetaData<Long> {
+
+ private final JsonTableDefinition tableDefinition;
+ private final Connection connection;
+ private final QueryCriterion queryCriterion;
+ private final Map<String, String> tablesNameToAlias;
+
+ public JsonCountQuery(JsonTableDefinition tableDefinition, QueryCriterion queryCriterion, Connection connection, Map<String, String> tablesNameToAlias) {
+ this.connection = connection;
+ this.queryCriterion = queryCriterion;
+ this.tableDefinition = tableDefinition;
+ this.tablesNameToAlias = tablesNameToAlias;
+ }
+
+ @Override
+ public Long execute() throws Exception {
+ String query = countString() + fromString() + joinString() + whereString();
+ System.out.println("countQuery = " + query);
+ try ( PreparedStatement statement = connection.prepareStatement(query)) {
+
+ new DefaultPreparedStatementProcessor().process(statement, new WhereQueryParameters(queryCriterion).parameters());
+ ResultSet resultSet = statement.executeQuery();
+
+ if (resultSet.next()) {
+ return resultSet.getLong(1);
+ }
+ return 0L;
+ }
+ }
+
+ private String countString() {
+ StringBuilder query = new StringBuilder("SELECT COUNT(");
+ query.append("DISTINCT(")
+ .append(tablesNameToAlias.get(tableDefinition.getTableName()))
+ .append(".")
+ .append(new IndexColumnDefinition().name())
+ .append("))");
+
+ return query.toString();
+ }
+
+ private String whereString() {
+ return "\n" + new WhereQueryString(queryCriterion).query();
+ }
+
+ private String fromString() {
+ StringBuilder fromPart = new StringBuilder("\nFROM ");
+ fromPart
+ .append(tableDefinition.getTableName())
+ .append(" ")
+ .append(tablesNameToAlias.get(tableDefinition.getTableName()));
+
+ return fromPart.toString();
+ }
+
+ private String joinString() {
+ return joinString(tableDefinition.getTablesDefinition());
+ }
+
+ private String joinString(List<JsonTableDefinition> tablesDef) {
+ StringBuilder joinPart = new StringBuilder("");
+
+ if (tablesNameToAlias.size() > 1) {
+ for (JsonTableDefinition t : tablesDef) {
+ joinPart.append(joinString(t));
+ joinPart.append(joinString(t.getTablesDefinition()));
+ }
+ }
+ return joinPart.toString();
+ }
+
+ private String joinString(JsonTableDefinition tableDef) {
+ StringBuilder joinPart = new StringBuilder("\nJOIN ");
+ joinPart.append(tableDef.getTableName())
+ .append(" ")
+ .append(tablesNameToAlias.get(tableDef.getTableName()))
+ .append(" ON ")
+ .append(tablesNameToAlias.get(tableDef.getTableName()))
+ .append(".")
+ .append(new ParentIdColumnDefinition().name())
+ .append(" = ")
+ .append(tablesNameToAlias.get(tableDef.getParentTableName()))
+ .append(".")
+ .append(new IndexColumnDefinition().name());
+
+ return joinPart.toString();
+ }
+}
--
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