尝试序列化类别时,我得到一个stackoverflow.
例外
Warning: StandardWrapperValve[dispatcher]: Servlet.service() for
servlet dispatcher threw exception java.lang.StackOverflowError at
java.lang.classLoader.defineClass1(Native Method) at
java.lang.classLoader.defineClass(ClassLoader.java:760) at
org.apache.Felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2279)
at
org.apache.Felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1501)
at
org.apache.Felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:75)
at
org.apache.Felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1955)
at java.lang.classLoader.loadClass(ClassLoader.java:357) at
com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializefields(BeanSerializerBase.java:660)
at
com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:152)
at
com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serializeContents(IndexedListSerializer.java:100)
at
com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serializeContents(IndexedListSerializer.java:21)
at
com.fasterxml.jackson.databind.ser.std.AsArraySerializerBase.serialize(AsArraySerializerBase.java:183)
at
com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:541)
at
com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializefields(BeanSerializerBase.java:644)
at
com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:152)
Category.java
@Entity
public class Category implements DataObject,Serializable {
@Id
@GeneratedValue
private Long id;
private String title;
private String description;
@ManyToOne @JsonIgnore
private Category parent;
@Override
public long getId() {
return id;
}
@Override
public void setId(long id) {
this.id = id;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public Category getParent() {
return null;//return parent;
}
public void setParent(Category parent) {
// this.parent = parent;
}
public boolean isMainCategory()
{
return true;// return this.parent == null;
}
/**
* Returns the chain of parent categories with the main category on index 0
* @return Chain of categories
*/
public List
休息控制器功能
@RequestMapping(value="/{id}",method=RequestMethod.GET)
public ResponseEntity
注意
即使我替换返回新的ResponseEntity<>(c,HttpStatus.OK);返回新的ResponseEntity<>(new Category(),HttpStatus.OK);我将得到一个stackoverflow whilist没有字段包含值.
它适用于我的其他类,它只是这个类导致stackoverflow.
原文地址:https://www.jb51.cc/spring/431955.html
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