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Http request auto validation library for spring framework
package hsim.checkpoint.core.domain;
import hsim.checkpoint.core.component.DetailParam;
import hsim.checkpoint.core.component.validationRule.rule.ValidationRule;
import hsim.checkpoint.core.component.validationRule.sort.RuleSorter;
import hsim.checkpoint.exception.ValidationLibException;
import hsim.checkpoint.type.ParamType;
import hsim.checkpoint.util.ValidationObjUtil;
import hsim.checkpoint.util.excel.TypeCheckUtil;
import lombok.*;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
/**
* The type Validation data.
*/
@Getter
@Setter
@ToString
@NoArgsConstructor
@Slf4j
public class ValidationData {
private Long id;
private String url;
private String method;
private ParamType paramType;
private Long parentId;
private String name;
private int deepLevel;
private String type;
private Class typeClass;
private Class innerClass;
private boolean number;
private boolean obj;
private boolean enumType;
private boolean list;
private String methodKey;
private String parameterKey;
private boolean listChild;
private boolean urlMapping;
@Getter(AccessLevel.PRIVATE)
private ValidationData parent;
private List validationRules = new ArrayList<>();
@Getter(AccessLevel.NONE)
@Setter(AccessLevel.NONE)
private List tempRules = new ArrayList<>();
/**
* Instantiates a new Validation data.
*
* @param detailParam the detail param
* @param paramType the param type
* @param reqUrl the req url
* @param parent the parent
* @param field the field
* @param deepLevel the deep level
*/
public ValidationData(DetailParam detailParam, ParamType paramType, ReqUrl reqUrl, ValidationData parent, Field field, int deepLevel) {
this.method = reqUrl.getMethod();
this.url = reqUrl.getUrl();
this.paramType = paramType;
this.parentId = parent == null ? null : parent.getId();
this.deepLevel = deepLevel;
this.urlMapping = detailParam.isUrlMapping();
this.listChild = (parent != null && ( parent.isList() || parent.listChild));
this.updateField(field);
this.updateKey(detailParam);
}
/**
* Equal url boolean.
*
* @param url the url
* @return the boolean
*/
public boolean equalUrl(ReqUrl url) {
return url.getMethod().equalsIgnoreCase(this.method) && url.getUrl().equalsIgnoreCase(this.url);
}
private Object castSetValue(ValidationData param, Object value) {
try {
Method valueof = param.getTypeClass().getMethod("valueOf", String.class);
try {
return valueof.invoke(null, value.toString());
} catch (IllegalAccessException | InvocationTargetException e) {
log.info("value of invoke error : " + param.getName());
return value;
}
} catch (NoSuchMethodException e) {
return value;
}
}
private void setter(ValidationData param, Object bodyObj, Object setValue) {
Method setter = ValidationObjUtil.getSetterMethodNotCheckParamType(bodyObj.getClass(), param.getName());
if (setter == null) {
log.error("setter method is null :" + param.getName());
return;
}
try {
setter.invoke(bodyObj, this.castSetValue(param, setValue));
} catch (IllegalAccessException | InvocationTargetException e) {
throw new ValidationLibException("setter fail: " + param.getName(), HttpStatus.BAD_REQUEST);
}
}
/**
* Replace value.
*
* @param bodyObj the body obj
* @param replaceValue the replace value
*/
public void replaceValue(Object bodyObj, Object replaceValue) {
Object parentObj = bodyObj;
if(this.listChild) {
ValidationData rootListParent = this.findListParent();
if(this.deepLevel - rootListParent.deepLevel > 1 ){
parentObj = this.parent.getValue(bodyObj);
}
}
else {
if (this.parentId != null) {
parentObj = this.parent.getValue(bodyObj);
}
}
this.setter(this, parentObj, replaceValue);
}
private Object getter(ValidationData param, Object bodyObj) {
Method getter = ValidationObjUtil.getGetterMethod(bodyObj.getClass(), param.getName());
if (getter == null) {
log.error("getter method is null :" + param.getName());
return null;
}
try {
return getter.invoke(bodyObj);
} catch (IllegalAccessException | InvocationTargetException e) {
throw new ValidationLibException("mandatory Param is invalid : " + param.getName(), HttpStatus.BAD_REQUEST);
}
}
private boolean isRootParent(ValidationData parent, ValidationData rootParent) {
if (parent == null) { return true; }
if (rootParent == null) { return false;
}
return parent.getId().equals(rootParent.getId());
}
private Object getParentObj(ValidationData child, Object bodyObj, ValidationData rootParent) {
if (isRootParent(child.getParent(), rootParent)) {
return this.getter(child, bodyObj);
}
return this.getter(child, this.getParentObj(child.getParent(), bodyObj, rootParent));
}
/**
* Gets value.
*
* @param bodyObj the body obj
* @return the value
*/
public Object getValue(Object bodyObj) {
return this.getParentObj(this, bodyObj, this.findListParent());
}
/**
* Update user data validation data.
*
* @param data the data
* @return the validation data
*/
public ValidationData updateUserData(ValidationData data) {
if (data == null) {
return this;
}
return ValidationObjUtil.objectDeepCopyWithBlackList(data, this, "name", "parent", "type", "deepLevel");
}
/**
* Update key validation data.
*
* @param detailParam the detail param
* @return the validation data
*/
public ValidationData updateKey(DetailParam detailParam) {
if (detailParam == null) {
return this;
}
this.methodKey = detailParam.getMethodKey();
this.parameterKey = this.paramType.getUniqueKey(this.methodKey);
this.urlMapping = detailParam.isUrlMapping();
return this;
}
/**
* Update field.
*
* @param field the field
*/
public void updateField(Field field) {
this.name = field.getName();
this.obj = TypeCheckUtil.isObjClass(field);
this.list = TypeCheckUtil.isListClass(field);
this.number = TypeCheckUtil.isNumberClass(field);
this.enumType = field.getType().isEnum();
this.typeClass = field.getType();
this.type = field.getType().getSimpleName();
if (this.list) {
this.innerClass = ValidationObjUtil.getListInnerClassFromGenericType(field.getGenericType());
this.type += "<" + this.innerClass.getSimpleName() + ">";
}
}
/**
* Is query param boolean.
*
* @return the boolean
*/
public boolean isQueryParam() {
if (this.paramType == null) {
return false;
}
return this.paramType.equals(ParamType.QUERY_PARAM);
}
/**
* Is body boolean.
*
* @return the boolean
*/
public boolean isBody() {
if (this.paramType == null) {
return false;
}
return this.paramType.equals(ParamType.BODY);
}
/**
* Minimalize validation data.
*
* @return the validation data
*/
public ValidationData minimalize() {
ValidationData minimum = ValidationObjUtil.objectDeepCopyWithBlackList(this, ValidationData.class, "parent", "validaitonRule");
minimum.setValidationRules(this.validationRules.stream().filter(vr -> vr.isUse()).collect(Collectors.toList()));
return minimum;
}
private ValidationRule getExistRule(ValidationRule r) {
ValidationRule existRule = this.validationRules.stream().filter(rule -> r.getRuleName().equals(rule.getRuleName())).findFirst().orElse(null);
if (existRule != null) {
return existRule;
}
return this.tempRules.stream().filter(rule -> r.getRuleName().equals(rule.getRuleName())).findFirst().orElse(null);
}
/**
* Rule sync validation data.
*
* @param rules the rules
* @return the validation data
*/
public ValidationData ruleSync(List rules) {
List ruleList = new ArrayList<>();
rules.forEach(rule -> {
ValidationRule existRule = this.getExistRule(rule);
ruleList.add(existRule != null ? existRule : rule);
});
this.validationRules.removeAll(ruleList);
this.tempRules.addAll(this.validationRules);
this.validationRules = ruleList;
this.validationRules.sort(new RuleSorter());
return this;
}
public ValidationData findListParent() {
if (!this.listChild) {
return null;
}
ValidationData parent = this.parent;
while (parent != null && !parent.isList()) {
parent = parent.parent;
}
return parent;
}
}
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