feat: LangGraph工作流核心 — Agent状态/节点/图 + 验证服务 + 知识库
agent/ state.py: AgentState TypedDict（20字段含意图/压缩/会话/撤销） nodes.py: 17个节点函数（生成/修改/验证/纠错/意图分类/压缩/撤销/重置） graph.py: 17节点状态图，8意图路由分发 验证服务 validation_service/ main.py: FastAPI服务，lxml XSD验证 + 结构化检查（字段引用/SQL/尺寸） 数据 data/ sample_templates/: 4个JRXML示例模板 corrections/: 3个错误修正案例 脚本 scripts/ init_kb.py: Chroma知识库初始化
This commit is contained in:
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# Error case: queryString is empty or missing
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# Correction: add SQL query in CDATA
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ERROR: <queryString></queryString> is empty.
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FIX: Add a SQL query inside CDATA: <queryString><![CDATA[SELECT col1, col2 FROM table_name]]></queryString>
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# Error case: field used in expression but not declared
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# Correction: add field declaration
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ERROR: textFieldExpression uses $F{total_amount} but no <field name="total_amount"> declared.
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FIX: Add <field name="total_amount" class="java.math.BigDecimal"/> to the field declarations section.
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@@ -0,0 +1,6 @@
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# Error case: jasperReport missing pageWidth and pageHeight
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# Correction: add page dimensions
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ERROR: <jasperReport name="Report" ...> has no pageWidth/pageHeight attributes.
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FIX: Add pageWidth="595" pageHeight="842" to the <jasperReport> root element.
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<?xml version="1.0" encoding="UTF-8"?>
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<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd"
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name="EmployeeRoster" pageWidth="595" pageHeight="842" columnWidth="555"
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leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
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<queryString>
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<![CDATA[SELECT emp_id, emp_name, department, hire_date FROM employees ORDER BY department, emp_name]]>
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</queryString>
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<field name="emp_id" class="java.lang.Integer"/>
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<field name="emp_name" class="java.lang.String"/>
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<field name="department" class="java.lang.String"/>
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<field name="hire_date" class="java.sql.Date"/>
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<title>
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<band height="50">
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<staticText>
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<reportElement x="0" y="10" width="555" height="30"/>
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<textElement textAlignment="Center">
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<font size="16" isBold="true"/>
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</textElement>
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<text><![CDATA[Employee Roster]]></text>
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</staticText>
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</band>
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</title>
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<columnHeader>
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<band height="25">
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<staticText>
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<reportElement x="0" y="0" width="80" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[ID]]></text>
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</staticText>
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<staticText>
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<reportElement x="90" y="0" width="180" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Name]]></text>
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</staticText>
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<staticText>
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<reportElement x="280" y="0" width="150" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Department]]></text>
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</staticText>
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<staticText>
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<reportElement x="440" y="0" width="115" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Hire Date]]></text>
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</staticText>
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</band>
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</columnHeader>
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<detail>
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<band height="20">
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<textField>
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<reportElement x="0" y="0" width="80" height="20"/>
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<textFieldExpression><![CDATA[$F{emp_id}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="90" y="0" width="180" height="20"/>
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<textFieldExpression><![CDATA[$F{emp_name}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="280" y="0" width="150" height="20"/>
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<textFieldExpression><![CDATA[$F{department}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="440" y="0" width="115" height="20"/>
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<textFieldExpression><![CDATA[$F{hire_date}]]></textFieldExpression>
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</textField>
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</band>
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</detail>
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</jasperReport>
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@@ -0,0 +1,79 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd"
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name="InventoryList" pageWidth="595" pageHeight="842" columnWidth="555"
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leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
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<queryString>
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<![CDATA[SELECT item_code, item_name, category, quantity, unit_price FROM inventory ORDER BY category, item_name]]>
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</queryString>
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<field name="item_code" class="java.lang.String"/>
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<field name="item_name" class="java.lang.String"/>
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<field name="category" class="java.lang.String"/>
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<field name="quantity" class="java.lang.Integer"/>
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<field name="unit_price" class="java.math.BigDecimal"/>
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<title>
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<band height="50">
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<staticText>
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<reportElement x="0" y="10" width="555" height="30"/>
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<textElement textAlignment="Center">
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<font size="16" isBold="true"/>
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</textElement>
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<text><![CDATA[Inventory List]]></text>
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</staticText>
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</band>
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</title>
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<columnHeader>
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<band height="25">
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<staticText>
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<reportElement x="0" y="0" width="100" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Code]]></text>
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</staticText>
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<staticText>
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<reportElement x="110" y="0" width="180" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Item Name]]></text>
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</staticText>
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<staticText>
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<reportElement x="300" y="0" width="100" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Category]]></text>
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</staticText>
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<staticText>
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<reportElement x="410" y="0" width="70" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Qty]]></text>
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</staticText>
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<staticText>
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<reportElement x="485" y="0" width="70" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Price]]></text>
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</staticText>
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</band>
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</columnHeader>
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<detail>
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<band height="20">
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<textField>
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<reportElement x="0" y="0" width="100" height="20"/>
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<textFieldExpression><![CDATA[$F{item_code}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="110" y="0" width="180" height="20"/>
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<textFieldExpression><![CDATA[$F{item_name}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="300" y="0" width="100" height="20"/>
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<textFieldExpression><![CDATA[$F{category}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="410" y="0" width="70" height="20"/>
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<textFieldExpression><![CDATA[$F{quantity}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="485" y="0" width="70" height="20"/>
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<textFieldExpression><![CDATA[$F{unit_price}]]></textFieldExpression>
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</textField>
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</band>
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</detail>
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</jasperReport>
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@@ -0,0 +1,89 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd"
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name="SalesSummary" pageWidth="595" pageHeight="842" columnWidth="555"
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leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
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<queryString>
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<![CDATA[SELECT department, total_sales, employee_count FROM dept_summary ORDER BY total_sales DESC]]>
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</queryString>
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<field name="department" class="java.lang.String"/>
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<field name="total_sales" class="java.math.BigDecimal"/>
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<field name="employee_count" class="java.lang.Integer"/>
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<variable name="grand_total" class="java.math.BigDecimal" calculation="Sum">
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<variableExpression><![CDATA[$F{total_sales}]]></variableExpression>
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</variable>
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<variable name="total_employees" class="java.lang.Integer" calculation="Sum">
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<variableExpression><![CDATA[$F{employee_count}]]></variableExpression>
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</variable>
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<title>
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<band height="60">
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<staticText>
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<reportElement x="0" y="10" width="555" height="30"/>
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<textElement textAlignment="Center">
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<font size="16" isBold="true"/>
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</textElement>
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<text><![CDATA[Department Sales Summary]]></text>
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</staticText>
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</band>
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</title>
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<columnHeader>
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<band height="25">
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<staticText>
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<reportElement x="0" y="0" width="200" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Department]]></text>
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</staticText>
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<staticText>
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<reportElement x="210" y="0" width="170" height="20"/>
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<textElement textAlignment="Right"><font isBold="true"/></textElement>
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<text><![CDATA[Total Sales]]></text>
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</staticText>
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<staticText>
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<reportElement x="390" y="0" width="165" height="20"/>
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<textElement textAlignment="Right"><font isBold="true"/></textElement>
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<text><![CDATA[Employee Count]]></text>
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</staticText>
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</band>
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</columnHeader>
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<detail>
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<band height="20">
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<textField>
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<reportElement x="0" y="0" width="200" height="20"/>
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<textFieldExpression><![CDATA[$F{department}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="210" y="0" width="170" height="20"/>
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<textElement textAlignment="Right"/>
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<textFieldExpression><![CDATA[$F{total_sales}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="390" y="0" width="165" height="20"/>
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<textElement textAlignment="Right"/>
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<textFieldExpression><![CDATA[$F{employee_count}]]></textFieldExpression>
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</textField>
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</band>
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</detail>
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<summary>
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<band height="40">
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<line>
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<reportElement x="0" y="0" width="555" height="1"/>
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</line>
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<staticText>
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<reportElement x="0" y="5" width="200" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Grand Total]]></text>
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</staticText>
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<textField>
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<reportElement x="210" y="5" width="170" height="20"/>
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<textElement textAlignment="Right"><font isBold="true"/></textElement>
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<textFieldExpression><![CDATA[$V{grand_total}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="390" y="5" width="165" height="20"/>
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<textElement textAlignment="Right"><font isBold="true"/></textElement>
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<textFieldExpression><![CDATA[$V{total_employees}]]></textFieldExpression>
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</textField>
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</band>
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</summary>
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</jasperReport>
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@@ -0,0 +1,69 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd"
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name="SalesOrder" pageWidth="595" pageHeight="842" columnWidth="555"
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leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20">
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<queryString>
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<![CDATA[SELECT order_id, customer_name, amount, order_date FROM sales_orders ORDER BY order_date DESC]]>
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</queryString>
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<field name="order_id" class="java.lang.String"/>
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<field name="customer_name" class="java.lang.String"/>
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<field name="amount" class="java.math.BigDecimal"/>
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<field name="order_date" class="java.sql.Date"/>
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<title>
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<band height="50">
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<staticText>
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<reportElement x="0" y="10" width="555" height="30"/>
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<textElement textAlignment="Center">
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<font size="16" isBold="true"/>
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</textElement>
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<text><![CDATA[Sales Orders Report]]></text>
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</staticText>
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</band>
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</title>
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<columnHeader>
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<band height="25">
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<staticText>
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<reportElement x="0" y="0" width="120" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Order ID]]></text>
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</staticText>
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<staticText>
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<reportElement x="130" y="0" width="180" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Customer]]></text>
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</staticText>
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<staticText>
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<reportElement x="320" y="0" width="120" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Amount]]></text>
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</staticText>
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<staticText>
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<reportElement x="450" y="0" width="105" height="20"/>
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<textElement><font isBold="true"/></textElement>
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<text><![CDATA[Order Date]]></text>
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</staticText>
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</band>
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</columnHeader>
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<detail>
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<band height="20">
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<textField>
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<reportElement x="0" y="0" width="120" height="20"/>
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<textFieldExpression><![CDATA[$F{order_id}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="130" y="0" width="180" height="20"/>
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<textFieldExpression><![CDATA[$F{customer_name}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="320" y="0" width="120" height="20"/>
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<textFieldExpression><![CDATA[$F{amount}]]></textFieldExpression>
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</textField>
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<textField>
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<reportElement x="450" y="0" width="105" height="20"/>
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<textFieldExpression><![CDATA[$F{order_date}]]></textFieldExpression>
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</textField>
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</band>
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</detail>
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</jasperReport>
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Block a user