目前的需求是要在同一个pdf文件里面打印两张表格，使用json数据源并且是不同的数据源。效果图如下↓
这里两张表都是json数据源，主报表采用的是动态数据源，子报表时读取文件里面的数据源。
主报表xml文件如下↓
1 <?xml version="1.0" encoding="UTF-8"?> 2 <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" name="JsonData" pageWidth="595" pageHeight="842" whenNoDataType="AllSectionsNoDetail" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20" uuid="204d2c12-6e17-4f5a-88d5-797be11591a1"> 3 <property name="ireport.zoom" value="1.0"/> 4 <property name="ireport.x" value="0"/> 5 <property name="ireport.y" value="0"/> 6 <parameter name="SUBREPORT_DIR" class="java.lang.String" isForPrompting="false"> 7 <defaultValueExpression><![CDATA["F:\\reportTest\\"]]></defaultValueExpression> 8 </parameter> 9 <queryString language="json"> 10 <![CDATA[sales.item]]> 11 </queryString> 12 <field name="equipment" class="java.lang.String"/> 13 <field name="project" class="java.lang.String"/> 14 <field name="count" class="java.lang.String"/> 15 <title> 16 <band height="79" splitType="Stretch"> 17 <staticText> 18 <reportElement x="137" y="0" width="200" height="20" uuid="dfc1b3b3-97f7-4168-8509-1b611bea72c3"/> 19 <textElement textAlignment="Center"> 20 <font isBold="true"/> 21 </textElement> 22 <text><![CDATA[子报表使用json数据源测试]]></text> 23 </staticText> 24 </band> 25 </title> 26 <columnHeader> 27 <band height="20"> 28 <staticText> 29 <reportElement x="75" y="0" width="100" height="20" uuid="1c9641be-6be2-486b-91e9-b61394a54cb7"/> 30 <box> 31 <topPen lineWidth="1.0"/> 32 <leftPen lineWidth="1.0"/> 33 <bottomPen lineWidth="1.0"/> 34 <rightPen lineWidth="1.0"/> 35 </box> 36 <text><![CDATA[equipment]]></text> 37 </staticText> 38 <staticText> 39 <reportElement x="175" y="0" width="100" height="20" uuid="61761013-f83f-4847-a308-ebb19beceacd"/> 40 <box> 41 <topPen lineWidth="1.0"/> 42 <leftPen lineWidth="1.0"/> 43 <bottomPen lineWidth="1.0"/> 44 <rightPen lineWidth="1.0"/> 45 </box> 46 <text><![CDATA[project]]></text> 47 </staticText> 48 <staticText> 49 <reportElement x="275" y="0" width="100" height="20" uuid="0620aa0a-e5b6-4c89-940e-cb464d774026"/> 50 <box> 51 <topPen lineWidth="1.0"/> 52 <leftPen lineWidth="1.0"/> 53 <bottomPen lineWidth="1.0"/> 54 <rightPen lineWidth="1.0"/> 55 </box> 56 <text><![CDATA[count]]></text> 57 </staticText> 58 </band> 59 </columnHeader> 60 <detail> 61 <band height="20"> 62 <textField> 63 <reportElement x="75" y="0" width="100" height="20" uuid="24ed5267-5dd7-449c-ab3c-ccb5ceb627a2"/> 64 <box> 65 <topPen lineWidth="0.75"/> 66 <leftPen lineWidth="0.75"/> 67 <bottomPen lineWidth="0.75"/> 68 <rightPen lineWidth="0.75"/> 69 </box> 70 <textFieldExpression><![CDATA[$F{equipment}]]></textFieldExpression> 71 </textField> 72 <textField> 73 <reportElement x="175" y="0" width="100" height="20" uuid="8d50db0b-645c-4ec8-8fb3-579e2bab2b13"/> 74 <box> 75 <topPen lineWidth="0.75"/> 76 <leftPen lineWidth="0.75"/> 77 <bottomPen lineWidth="0.75"/> 78 <rightPen lineWidth="0.75"/> 79 </box> 80 <textFieldExpression><![CDATA[$F{project}]]></textFieldExpression> 81 </textField> 82 <textField> 83 <reportElement x="275" y="0" width="100" height="20" uuid="dee5fca0-ff07-4166-b81a-1035c94518ca"/> 84 <box> 85 <topPen lineWidth="0.75"/> 86 <leftPen lineWidth="0.75"/> 87 <bottomPen lineWidth="0.75"/> 88 <rightPen lineWidth="0.75"/> 89 </box> 90 <textFieldExpression><![CDATA[$F{count}]]></textFieldExpression> 91 </textField> 92 </band> 93 </detail> 94 <summary> 95 <band height="148" splitType="Stretch"> 96 <subreport> 97 <reportElement x="0" y="0" width="555" height="148" uuid="7a8dcc6f-51eb-449b-8887-296672171b47"/> 98 <subreportExpression><![CDATA[$P{SUBREPORT_DIR} + "JsonData_subreport1.jasper"]]></subreportExpression> 99 </subreport> 100 </band> 101 </summary> 102 </jasperReport>