自動 fieldproperty XML 對映配置(XmlAccessorType)
註釋 @XmlAccessorType
確定欄位/屬性是否將自動序列化為 XML。請注意,該欄位和方法註釋 @XmlElement
, @XmlAttribute
或 @XmlTransient
優先於預設設定。
public class XmlAccessTypeExample {
@XmlAccessorType(XmlAccessType.FIELD)
static class AccessorExampleField {
public String field="value1";
public String getGetter() {
return "getter";
}
public void setGetter(String value) {}
}
@XmlAccessorType(XmlAccessType.NONE)
static class AccessorExampleNone {
public String field="value1";
public String getGetter() {
return "getter";
}
public void setGetter(String value) {}
}
@XmlAccessorType(XmlAccessType.PROPERTY)
static class AccessorExampleProperty {
public String field="value1";
public String getGetter() {
return "getter";
}
public void setGetter(String value) {}
}
@XmlAccessorType(XmlAccessType.PUBLIC_MEMBER)
static class AccessorExamplePublic {
public String field="value1";
public String getGetter() {
return "getter";
}
public void setGetter(String value) {}
}
public static void main(String[] args) {
try {
System.out.println("\nField:");
JAXB.marshal(new AccessorExampleField(), System.out);
System.out.println("\nNone:");
JAXB.marshal(new AccessorExampleNone(), System.out);
System.out.println("\nProperty:");
JAXB.marshal(new AccessorExampleProperty(), System.out);
System.out.println("\nPublic:");
JAXB.marshal(new AccessorExamplePublic(), System.out);
} catch (Exception e) {
System.err.println("Exception occurred while writing in XML!");
}
}
} // outer class end
輸出
Field:
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<accessorExampleField>
<field>value1</field>
</accessorExampleField>
None:
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<accessorExampleNone/>
Property:
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<accessorExampleProperty>
<getter>getter</getter>
</accessorExampleProperty>
Public:
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<accessorExamplePublic>
<field>value1</field>
<getter>getter</getter>
</accessorExamplePublic>