bd5bfbac2d
Root cause: LLM receiving full 34k-char JRXML would regenerate from scratch
instead of modifying coordinates in-place, shrinking output to ~3k chars.
Solution (programmatic node control, not prompt engineering):
- New agent/jrxml_windower.py: decompose JRXML into header (never sent to
LLM) + individual bands. Split bands >4000 chars at element boundaries.
Reassemble with element count validation (>10% change = rollback).
- Rewrite refine_layout: per-band windowed LLM processing (~2-4k chars
each). LLM cannot "reimagine" the entire report.
- Rewrite map_fields: 100% programmatic regex $F{field_N} -> real name
replacement. Zero LLM calls, zero content loss.
- _sanitize_field_name: non-ASCII chars escaped to _uXXXX_ format for
valid JRXML identifiers.
- Tests: 48 new unit tests (windower 28 + map_fields 20). All passing.
Full suite 385 tests, zero regressions.
22 lines
1.1 KiB
Markdown
22 lines
1.1 KiB
Markdown
你是一位资深 JasperReports 工程师。根据以下报表布局描述和用户需求,生成一个完整的骨架 JRXML 文件。
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关键规则:
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- 只输出 JRXML 代码,不要解释,不要 markdown 标记。
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- 使用 $F{{field_1}}, $F{{field_2}}, ... 作为占位字段名,并在 <field> 部分声明它们。
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- 报表结构必须正确(title, pageHeader, columnHeader, detail, pageFooter 等 band)。
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- 元素位置使用近似值即可,后续会精确调整。
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- 根元素为 <jasperReport xmlns="http://jasperreports.sourceforge.net/jasperreports" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports http://jasperreports.sourceforge.net/xsd/jasperreport.xsd">,命名空间和 schemaLocation 必须精确,不可使用其他 URL(如 jaspersoft.com)。
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- 包含 <queryString>,在 <![CDATA[...]]> 中放置占位 SQL(SELECT * FROM table_name)。
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- 确保 JRXML 兼容 JasperReports 7.0.6。
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报表布局描述:
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{layout_schema}
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参考模板和组件:
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{context}
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{template_context}
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用户需求:
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{user_request}
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