jasper+ireport实现table控件用list作为数据源

需求是主报表中加入两个或者两个以上的table，也是刚刚发现table可以水平放置。主报表的数据源是json，table的是list<String>，这里没有用javabean所以当你有一组数据的时候，建议你建立一个size的List，这样才不会丢失数据，这里贴出代码，知道拷贝翟铁就可以出结果。

本文版权归__馋猫和博客园共有，欢迎转载，但未经作者同意必须保留此段声明，且在文章页面明显位置给出原文链接，否则保留追究法律责任的权利。

先给出效果图，效果图如下↓

Java代码TableJsonTest.java如下↓

  1 package a.test.xmlfile;
  2 
  3 import java.io.BufferedReader;
  4 import java.io.ByteArrayInputStream;
  5 import java.io.FileInputStream;
  6 import java.io.IOException;
  7 import java.io.InputStream;
  8 import java.io.InputStreamReader;
  9 import java.util.ArrayList;
 10 import java.util.HashMap;
 11 import java.util.List;
 12 import java.util.Locale;
 13 
 14 import net.sf.jasperreports.engine.JRParameter;
 15 import net.sf.jasperreports.engine.JasperCompileManager;
 16 import net.sf.jasperreports.engine.JasperFillManager;
 17 import net.sf.jasperreports.engine.JasperPrint;
 18 import net.sf.jasperreports.engine.JasperReport;
 19 import net.sf.jasperreports.engine.design.JasperDesign;
 20 import net.sf.jasperreports.engine.query.JsonQueryExecuterFactory;
 21 import net.sf.jasperreports.engine.xml.JRXmlLoader;
 22 import net.sf.jasperreports.view.JasperViewer;
 23 
 24 public class TableJsonTest {
 25     public static String ReadFile(String Path) {
 26         BufferedReader reader = null;
 27         String laststr = "";
 28         try {
 29             FileInputStream fileInputStream = new FileInputStream(Path);
 30             InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, "utf-8");
 31             reader = new BufferedReader(inputStreamReader);
 32             String tempString = null;
 33             while ((tempString = reader.readLine()) != null) {
 34                 laststr += tempString;
 35             }
 36             reader.close();
 37         } catch (IOException e) {
 38             e.printStackTrace();
 39         } finally {
 40             if (reader != null) {
 41                 try {
 42                     reader.close();
 43                 } catch (IOException e) {
 44                     e.printStackTrace();
 45                 }
 46             }
 47         }
 48         return laststr;
 49     }
 50 
 51     public static void main(String[] args) {
 52 
 53         List<String> nameList = new ArrayList<>();
 54         nameList.add("name1");
 55         nameList.add("name2");
 56         nameList.add("name3");
 57         nameList.add("name4");
 58         nameList.add("name5");
 59 
 60         List<String> ageList = new ArrayList<>();
 61         ageList.add("age1");
 62         ageList.add("age2");
 63         ageList.add("age3");
 64         ageList.add("age4");
 65         ageList.add("age5");
 66 
 67         List<String> codeList = new ArrayList<>();
 68         codeList.add("code1");
 69         codeList.add("code2");
 70         codeList.add("code3");
 71         codeList.add("code4");
 72         codeList.add("code5");
 73         codeList.add("code6");
 74 
 75         List<String> personList = new ArrayList<>();
 76         personList.add("person1");
 77         personList.add("person2");
 78         personList.add("person3");
 79         personList.add("person4");
 80         personList.add("person5");
 81         personList.add("person6");
 82         // 注意更改路径
 83         String s = ReadFile("F:\Users\Desktop\lib\tianjin.json");
 84         JasperDesign design;
 85         try {
 86             // 注意更改路径
 87             design = JRXmlLoader.load("F:\reportTest\tableTest.jrxml");
 88             HashMap<String, Object> paramsMap = new HashMap<String, Object>();
 89             // 第二种配置数据源的方式 InputStream
 90             InputStream is = new ByteArrayInputStream(s.getBytes("UTF-8"));
 91             paramsMap.put("JSON_INPUT_STREAM", is);
 92             paramsMap.put("ageList", ageList);
 93             paramsMap.put("nameList", nameList);
 94             paramsMap.put("codeList", codeList);
 95             paramsMap.put("personList", personList);
 96             // 配置其他参数
 97             paramsMap.put(JsonQueryExecuterFactory.JSON_LOCALE, Locale.ENGLISH);
 98             paramsMap.put(JRParameter.REPORT_LOCALE, Locale.US);
 99             // 加载模板
100             JasperReport report = JasperCompileManager.compileReport(design);
101             // 填充数据
102             JasperPrint print = JasperFillManager.fillReport(report, paramsMap);
103             // 预览显示
104             JasperViewer.viewReport(print);
105 
106         } catch (Exception e) {
107             // TODO Auto-generated catch block
108             e.printStackTrace();
109         }
110     }
111 
112 }

TableJsonTest

报表文件tableTest.jrxml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="tableTest" pageWidth="595" pageHeight="842" whenNoDataType="AllSectionsNoDetail" columnWidth="555" leftMargin="20" rightMargin="20" topMargin="20" bottomMargin="20" isFloatColumnFooter="true" uuid="0c826da3-1634-4cec-8a87-8b0603713c5a">
  3     <property name="ireport.zoom" value="1.0"/>
  4     <property name="ireport.x" value="0"/>
  5     <property name="ireport.y" value="0"/>
  6     <style name="table">
  7         <box>
  8             <pen lineWidth="1.0" lineColor="#000000"/>
  9         </box>
 10     </style>
 11     <style name="table_TH" mode="Opaque" backcolor="#F0F8FF">
 12         <box>
 13             <pen lineWidth="0.5" lineColor="#000000"/>
 14         </box>
 15     </style>
 16     <style name="table_CH" mode="Opaque" backcolor="#BFE1FF">
 17         <box>
 18             <pen lineWidth="0.5" lineColor="#000000"/>
 19         </box>
 20     </style>
 21     <style name="table_TD" mode="Opaque" backcolor="#FFFFFF">
 22         <box>
 23             <pen lineWidth="0.5" lineColor="#000000"/>
 24         </box>
 25     </style>
 26     <style name="table 1">
 27         <box>
 28             <pen lineWidth="1.0" lineColor="#000000"/>
 29         </box>
 30     </style>
 31     <style name="table 1_TH" mode="Opaque" backcolor="#F0F8FF">
 32         <box>
 33             <pen lineWidth="0.5" lineColor="#000000"/>
 34         </box>
 35     </style>
 36     <style name="table 1_CH" mode="Opaque" backcolor="#BFE1FF">
 37         <box>
 38             <pen lineWidth="0.5" lineColor="#000000"/>
 39         </box>
 40     </style>
 41     <style name="table 1_TD" mode="Opaque" backcolor="#FFFFFF">
 42         <box>
 43             <pen lineWidth="0.5" lineColor="#000000"/>
 44         </box>
 45     </style>
 46     <subDataset name="Table Dataset 1" uuid="18c82022-8fbe-4952-87fb-71cf8c9b6351">
 47         <parameter name="ageList" class="java.util.List"/>
 48         <parameter name="nameList" class="java.util.List"/>
 49         <variable name="index" class="java.lang.Integer" calculation="Count">
 50             <variableExpression><![CDATA[$V{index}.valueOf( 01 )]]></variableExpression>
 51         </variable>
 52     </subDataset>
 53     <subDataset name="Table Dataset 2" uuid="3aea438c-0171-4117-8e08-60e643f9b7f5">
 54         <parameter name="codeList" class="java.util.List"/>
 55         <parameter name="personList" class="java.util.List"/>
 56         <variable name="index" class="java.lang.Integer" calculation="Count">
 57             <variableExpression><![CDATA[$V{index}.valueOf( 01 )]]></variableExpression>
 58         </variable>
 59     </subDataset>
 60     <parameter name="ageList" class="java.util.List"/>
 61     <parameter name="nameList" class="java.util.List"/>
 62     <parameter name="codeList" class="java.util.List"/>
 63     <parameter name="personList" class="java.util.List"/>
 64     <queryString language="json">
 65         <![CDATA[sales.item]]>
 66     </queryString>
 67     <field name="count" class="java.lang.String"/>
 68     <field name="project" class="java.lang.String"/>
 69     <field name="equipment" class="java.lang.String"/>
 70     <title>
 71         <band height="79" splitType="Stretch">
 72             <textField pattern="yyyy/MM/dd">
 73                 <reportElement x="73" y="59" width="200" height="20" uuid="21653315-fb23-462a-b6c3-c881b33e5879"/>
 74                 <textFieldExpression><![CDATA[new java.util.Date()]]></textFieldExpression>
 75             </textField>
 76             <textField pattern="HH.mm.ss">
 77                 <reportElement x="73" y="39" width="200" height="20" uuid="44e19c2e-cc04-4470-b335-a0ab04bb7660"/>
 78                 <textFieldExpression><![CDATA[new java.util.Date()]]></textFieldExpression>
 79             </textField>
 80         </band>
 81     </title>
 82     <columnHeader>
 83         <band height="20" splitType="Stretch">
 84             <staticText>
 85                 <reportElement x="73" y="0" width="100" height="20" uuid="47e6b88e-bec1-45a5-8ce9-cb9ae0b711f0"/>
 86                 <box>
 87                     <topPen lineWidth="1.0"/>
 88                     <leftPen lineWidth="1.0"/>
 89                     <bottomPen lineWidth="1.0"/>
 90                     <rightPen lineWidth="1.0"/>
 91                 </box>
 92                 <text><![CDATA[count]]></text>
 93             </staticText>
 94             <staticText>
 95                 <reportElement x="173" y="0" width="100" height="20" uuid="655c61ce-59d3-4dc9-893e-3e88c2ea975e"/>
 96                 <box>
 97                     <topPen lineWidth="1.0"/>
 98                     <leftPen lineWidth="1.0"/>
 99                     <bottomPen lineWidth="1.0"/>
100                     <rightPen lineWidth="1.0"/>
101                 </box>
102                 <text><![CDATA[project]]></text>
103             </staticText>
104             <staticText>
105                 <reportElement x="273" y="0" width="100" height="20" uuid="9ddc2b36-8df8-4bd9-95ff-7c5229397f07"/>
106                 <box>
107                     <topPen lineWidth="1.0"/>
108                     <leftPen lineWidth="1.0"/>
109                     <bottomPen lineWidth="1.0"/>
110                     <rightPen lineWidth="1.0"/>
111                 </box>
112                 <text><![CDATA[equipment]]></text>
113             </staticText>
114         </band>
115     </columnHeader>
116     <detail>
117         <band height="20" splitType="Stretch">
118             <textField>
119                 <reportElement x="73" y="0" width="100" height="20" uuid="064ef273-80ca-415b-a8ac-c920c89a9a3c"/>
120                 <box>
121                     <topPen lineWidth="0.75"/>
122                     <leftPen lineWidth="0.75"/>
123                     <bottomPen lineWidth="0.75"/>
124                     <rightPen lineWidth="0.75"/>
125                 </box>
126                 <textFieldExpression><![CDATA[$F{count}]]></textFieldExpression>
127             </textField>
128             <textField>
129                 <reportElement x="173" y="0" width="100" height="20" uuid="270b47b8-8435-49b3-afa2-5c78ed1209b8"/>
130                 <box>
131                     <topPen lineWidth="0.75"/>
132                     <leftPen lineWidth="0.75"/>
133                     <bottomPen lineWidth="0.75"/>
134                     <rightPen lineWidth="0.75"/>
135                 </box>
136                 <textFieldExpression><![CDATA[$F{project}]]></textFieldExpression>
137             </textField>
138             <textField>
139                 <reportElement x="273" y="0" width="100" height="20" uuid="5aa82e43-25e6-4cf1-8b61-9ed652c8bc66"/>
140                 <box>
141                     <topPen lineWidth="0.75"/>
142                     <leftPen lineWidth="0.75"/>
143                     <bottomPen lineWidth="0.75"/>
144                     <rightPen lineWidth="0.75"/>
145                 </box>
146                 <textFieldExpression><![CDATA[$F{equipment}]]></textFieldExpression>
147             </textField>
148         </band>
149     </detail>
150     <columnFooter>
151         <band height="295">
152             <componentElement>
153                 <reportElement key="table 1" style="table 1" stretchType="RelativeToTallestObject" x="0" y="0" width="285" height="138" isPrintWhenDetailOverflows="true" uuid="b1044ef3-a755-42af-8288-e405e052d8fa"/>
154                 <jr:table xmlns:jr="http://jasperreports.sourceforge.net/jasperreports/components" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports/components http://jasperreports.sourceforge.net/xsd/components.xsd">
155                     <datasetRun subDataset="Table Dataset 2" uuid="aa932109-8a1e-4b4a-963f-9d3d27b0d141">
156                         <datasetParameter name="codeList">
157                             <datasetParameterExpression><![CDATA[$P{codeList}]]></datasetParameterExpression>
158                         </datasetParameter>
159                         <datasetParameter name="personList">
160                             <datasetParameterExpression><![CDATA[$P{personList}]]></datasetParameterExpression>
161                         </datasetParameter>
162                         <dataSourceExpression><![CDATA[new net.sf.jasperreports.engine.data.JRBeanCollectionDataSource($P{codeList})]]></dataSourceExpression>
163                     </datasetRun>
164                     <jr:column width="90" uuid="45380ad9-3fb3-4e77-94e6-b135adec06d5">
165                         <jr:columnHeader style="table 1_CH" height="30" rowSpan="1">
166                             <staticText>
167                                 <reportElement x="0" y="0" width="90" height="30" uuid="4b5aafe9-3993-4ab8-8258-fef3a832520b"/>
168                                 <text><![CDATA[NO.]]></text>
169                             </staticText>
170                         </jr:columnHeader>
171                         <jr:detailCell style="table 1_TD" height="20" rowSpan="1">
172                             <textField>
173                                 <reportElement x="0" y="0" width="90" height="20" uuid="d98deaa6-6efe-4778-acc0-a2275007794e"/>
174                                 <textFieldExpression><![CDATA[$V{index}]]></textFieldExpression>
175                             </textField>
176                         </jr:detailCell>
177                     </jr:column>
178                     <jr:column width="90" uuid="542b5246-a72e-4bd4-aad2-fd72581733e9">
179                         <jr:columnHeader style="table 1_CH" height="30" rowSpan="1">
180                             <staticText>
181                                 <reportElement x="0" y="0" width="90" height="30" uuid="d406af75-214a-481a-9902-00d83686d64f"/>
182                                 <text><![CDATA[code]]></text>
183                             </staticText>
184                         </jr:columnHeader>
185                         <jr:detailCell style="table 1_TD" height="20" rowSpan="1">
186                             <textField>
187                                 <reportElement x="0" y="0" width="90" height="20" uuid="f87906d8-ca12-476d-b842-9c81cdfa6acc"/>
188                                 <textFieldExpression><![CDATA[""+$P{codeList}.get($V{index}-01)]]></textFieldExpression>
189                             </textField>
190                         </jr:detailCell>
191                     </jr:column>
192                     <jr:column width="90" uuid="9f2cdf79-d001-4d20-b51c-42191421bca6">
193                         <jr:columnHeader style="table 1_CH" height="30" rowSpan="1">
194                             <staticText>
195                                 <reportElement x="0" y="0" width="90" height="30" uuid="1d835d3b-2c8d-4d15-8a0d-44af3fe660df"/>
196                                 <text><![CDATA[person]]></text>
197                             </staticText>
198                         </jr:columnHeader>
199                         <jr:detailCell style="table 1_TD" height="20" rowSpan="1">
200                             <textField>
201                                 <reportElement x="0" y="0" width="90" height="20" uuid="c0f78257-a44b-4575-a2b2-1dbcd1ce72a5"/>
202                                 <textFieldExpression><![CDATA[""+$P{personList}.get($V{index}-01)]]></textFieldExpression>
203                             </textField>
204                         </jr:detailCell>
205                     </jr:column>
206                 </jr:table>
207             </componentElement>
208             <componentElement>
209                 <reportElement key="table" style="table" stretchType="RelativeToTallestObject" x="285" y="0" width="270" height="138" isPrintWhenDetailOverflows="true" uuid="9df29de1-0e84-4220-9267-75e045eefccd"/>
210                 <jr:table xmlns:jr="http://jasperreports.sourceforge.net/jasperreports/components" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports/components http://jasperreports.sourceforge.net/xsd/components.xsd">
211                     <datasetRun subDataset="Table Dataset 1" uuid="6e7a2173-23d9-469c-9f64-d7f6b45d893e">
212                         <datasetParameter name="ageList">
213                             <datasetParameterExpression><![CDATA[$P{ageList}]]></datasetParameterExpression>
214                         </datasetParameter>
215                         <datasetParameter name="nameList">
216                             <datasetParameterExpression><![CDATA[$P{nameList}]]></datasetParameterExpression>
217                         </datasetParameter>
218                         <dataSourceExpression><![CDATA[new net.sf.jasperreports.engine.data.JRBeanCollectionDataSource($P{nameList})]]></dataSourceExpression>
219                     </datasetRun>
220                     <jr:column width="90" uuid="2d1eff98-3a41-4c3e-8271-8fefc1c47fad">
221                         <jr:columnHeader style="table_CH" height="30" rowSpan="1">
222                             <staticText>
223                                 <reportElement x="0" y="0" width="90" height="30" uuid="3fa6bc74-6ac4-47c9-8cae-8c86fbc1d3be"/>
224                                 <text><![CDATA[No]]></text>
225                             </staticText>
226                         </jr:columnHeader>
227                         <jr:detailCell style="table_TD" height="20" rowSpan="1"/>
228                     </jr:column>
229                     <jr:column width="90" uuid="bc412dc8-a633-4698-af07-3418de941110">
230                         <jr:columnHeader style="table_CH" height="30" rowSpan="1">
231                             <staticText>
232                                 <reportElement x="0" y="0" width="90" height="30" uuid="6965be42-36a4-49a6-8ec4-b48f6159c55f"/>
233                                 <text><![CDATA[age]]></text>
234                             </staticText>
235                         </jr:columnHeader>
236                         <jr:detailCell style="table_TD" height="20" rowSpan="1">
237                             <textField>
238                                 <reportElement x="0" y="0" width="90" height="20" uuid="61d33b77-b578-45e5-886c-6b1bbea4eef0"/>
239                                 <textFieldExpression><![CDATA[""+$P{ageList}.get($V{index}-01)]]></textFieldExpression>
240                             </textField>
241                         </jr:detailCell>
242                     </jr:column>
243                     <jr:column width="90" uuid="06d5ec3f-f901-4651-b67d-82c9dc8ec575">
244                         <jr:columnHeader style="table_CH" height="30" rowSpan="1">
245                             <staticText>
246                                 <reportElement x="0" y="0" width="90" height="30" uuid="61e1d91e-55e7-4598-83e5-fdf8c46dc11c"/>
247                                 <text><![CDATA[name]]></text>
248                             </staticText>
249                         </jr:columnHeader>
250                         <jr:detailCell style="table_TD" height="20" rowSpan="1">
251                             <textField>
252                                 <reportElement x="0" y="0" width="90" height="20" uuid="b06ae43f-cd55-4b09-917c-3aea38c9cabb"/>
253                                 <textFieldExpression><![CDATA[""+$P{nameList}.get($V{index}-01)]]></textFieldExpression>
254                             </textField>
255                         </jr:detailCell>
256                     </jr:column>
257                 </jr:table>
258             </componentElement>
259         </band>
260     </columnFooter>
261 </jasperReport>

tableTest

json数据源文件tianjin.json如下

 1  { "sales": {
 2     "item": [
 3        {
 4         
 5         "equipment": "equipment1",
 6         "project": "project1",
 7         "count": "1"
 8       },
 9       {
10         
11         "equipment": "equipment2",
12         "project": "project2",
13         "count": "1"
14       },
15       {
16         
17         "equipment": "equipment3",
18         "project": "project3",
19         "count": "1"
20       },
21       {
22         
23         "equipment": "equipment4",
24         "project": "project4",
25         "count": "1"
26       },
27       {
28         
29         "equipment": "equipment5",
30         "project": "project5",
31         "count": "1"
32       },
33       {
34         
35         "equipment": "equipment6",
36         "project": "project6",
37         "count": "1"
38       }
39     ]
40   }}

tianjin

本文版权归__馋猫和博客园共有，欢迎转载，但未经作者同意必须保留此段声明，且在文章页面明显位置给出原文链接，否则保留追究法律责任的权利。