为了避免将值包装在JAXBElement中,我使用以下绑定文件从XSD生成类:
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<jaxb:bindings
xmlns:jaxb="http://java.sun.com/xml/ns/jaxb" xmlns:xs="http://www.w3.org/2001/XMLSchema"
xmlns:xjc="http://java.sun.com/xml/ns/jaxb/xjc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/jaxb http://java.sun.com/xml/ns/jaxb/bindingschema_2_0.xsd"
version="2.1">
<jaxb:globalBindings generateElementProperty="false">
<xjc:simple />
</jaxb:globalBindings>
</jaxb:bindings>但是,nillable字段存在问题。对于以下XSD:
<!-- ... -->
<xsd:complexType name="getShortCustomerIn">
<xsd:sequence>
<xsd:element name="fieldOne" nillable="true" type="xsd:string"/>
<xsd:element name="fieldTwo" type="xsd:string" minOccurs="0"/>
</xsd:sequence>
</xsd:complexType>
<!-- ... -->XJC将生成一个包含字段的类:
@XmlElement(required = true, nillable = true)
protected String fieldOne;
@XmlElement(nillable = true)
protected String fieldTwo;当fieldTwo是null时,请求将包含一个字段,该字段的0设置为true:
<fieldOne>1001714</fieldOne>
<fieldTwo xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:nil="true"/>这对于我集成的WebService来说是一个问题,因为尽管它是一个有效的XML,但是它会阻塞这样的请求。我曾经说过,当一个字段是null时,它就不应该出现在请求中。我意识到,为了满足这一需求,生成的类不能将@XmlElement注释的nillable属性设置为true。
在用XJC生成类时,有没有一种方法可以忽略XSD文件中的nillable=true?
发布于 2020-08-27 14:27:15
使用XJC与jaxb2 2-基础-注释为我们工作
pom.xml
<plugin>
<groupId>org.jvnet.jaxb2.maven2</groupId>
<artifactId>maven-jaxb2-plugin</artifactId>
<executions>
<execution>
<id>jaxb-generate</id>
<phase>generate-sources</phase>
<goals>
<goal>generate</goal>
</goals>
<configuration>
<schemaDirectory>src/main/schema</schemaDirectory>
<bindingDirectory>src/main/schema/bindings</bindingDirectory>
...
<args>
<arg>-Xannotate</arg>
<arg>-XremoveAnnotation</arg>
</args>
...
<plugins>
<plugin>
<groupId>org.jvnet.jaxb2_commons</groupId>
<artifactId>jaxb2-basics-annotate</artifactId>
<version>1.1.0</version>
</plugin>
</plugins>
</configuration>
</execution>
</executions>
</plugin>bindings.xjb
<bindings schemaLocation="sample.xsd">
<bindings multiple="true" node="//xsd:element[@nillable='true']">
<annox:annotate target="field">@javax.xml.bind.annotation.XmlElement(nillable = false)</annox:annotate>
</bindings>
</bindings>https://stackoverflow.com/questions/40657783
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