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增加缓存减少反射

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This commit is contained in:
xgc 2024-05-14 10:43:01 +08:00
parent 632916a299
commit a6590d485b
6 changed files with 47 additions and 10 deletions
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2
milvus-plus-boot-starter/src/main/java/io/github/javpower/milvus/plus/cache/MilvusCache.java vendored
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@ -9,6 +9,6 @@ import java.util.concurrent.ConcurrentHashMap;
**/
@Data
public class MilvusCache {
public static final Map<Class<?>,ConversionCache> milvusCache=new ConcurrentHashMap<>();
public static final Map<String,ConversionCache> milvusCache=new ConcurrentHashMap<>(); //类名-->缓存
}

4
milvus-plus-boot-starter/src/main/java/io/github/javpower/milvus/plus/cache/PropertyCache.java vendored
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@ -7,7 +7,9 @@ import java.util.Map;
**/
public class PropertyCache {
public Map<String, String> functionToPropertyMap = new HashMap<>(); //属性名称->表名称
public Map<String, String> functionToPropertyMap = new HashMap<>(); //属性名称->集合属性名称
public Map<String, String> methodToPropertyMap = new HashMap<>(); //属性get方法名称->集合属性名称
// 根据值查找第一个匹配的键

22
milvus-plus-boot-starter/src/main/java/io/github/javpower/milvus/plus/converter/MilvusEntityConverter.java
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@ -59,6 +59,7 @@ public class MilvusEntityConverter {
String fieldName = fieldAnnotation.name().isEmpty() ? field.getName() : fieldAnnotation.name();
// 缓存属性名与函数名的映射
propertyCache.functionToPropertyMap.put(field.getName(),fieldName);
propertyCache.methodToPropertyMap.put(getGetMethodName(field),fieldName);
// 处理主键字段
if (fieldAnnotation.isPrimaryKey()) {
CollectionToPrimaryCache.collectionToPrimary.put(collectionName,fieldName);
@ -104,7 +105,7 @@ public class MilvusEntityConverter {
conversionCache.setMilvusEntity(milvus);
conversionCache.setCollectionName(collectionName);
conversionCache.setPropertyCache(propertyCache);
MilvusCache.milvusCache.put(entityClass,conversionCache);
MilvusCache.milvusCache.put(entityClass.getName(),conversionCache);
return milvus;
}
@ -140,6 +141,25 @@ public class MilvusEntityConverter {
.extraParams(map)
.build();
}
public static String getGetMethodName(Field field) {
// 检查字段是否为布尔类型
String prefix = field.getType() == boolean.class || field.getType() == Boolean.class ? "is" : "get";
// 确保字段名不为空或null
if (field == null) {
throw new IllegalArgumentException("Field must not be null.");
}
// 获取字段名的首字母大写形式
String fieldName = capitalizeFirstLetter(field.getName());
// 构建并返回getter方法名
return prefix + fieldName;
}
private static String capitalizeFirstLetter(String original) {
if (original == null || original.isEmpty()) {
return original;
}
return original.substring(0, 1).toUpperCase() + original.substring(1);
}
}

4
milvus-plus-boot-starter/src/main/java/io/github/javpower/milvus/plus/converter/SearchRespConverter.java
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@ -33,7 +33,7 @@ public class SearchRespConverter {
*/
public static <T> MilvusResp<List<MilvusResult<T>>> convertSearchRespToMilvusResp(SearchResp searchResp, Class<T> entityType) {
// 从缓存中获取对应实体类型的转换缓存和属性缓存
ConversionCache conversionCache = MilvusCache.milvusCache.get(entityType);
ConversionCache conversionCache = MilvusCache.milvusCache.get(entityType.getName());
PropertyCache propertyCache = conversionCache.getPropertyCache();
// 获取原始搜索结果列表，并将其转换为MilvusResult<T>类型的列表
@ -113,7 +113,7 @@ public class SearchRespConverter {
*/
private static <T> MilvusResp<List<MilvusResult<T>>> convertQuery(List<QueryResp.QueryResult> getResults, Class<T> entityType){
// 初始化转换缓存和属性缓存，用于帮助将查询结果映射到Java实体
ConversionCache conversionCache = MilvusCache.milvusCache.get(entityType);
ConversionCache conversionCache = MilvusCache.milvusCache.get(entityType.getName());
PropertyCache propertyCache = conversionCache.getPropertyCache();
List<T> entities = new ArrayList<>();

23
milvus-plus-boot-starter/src/main/java/io/github/javpower/milvus/plus/core/FieldFunction.java
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@ -1,6 +1,9 @@
package io.github.javpower.milvus.plus.core;
import io.github.javpower.milvus.plus.annotation.MilvusField;
import io.github.javpower.milvus.plus.cache.ConversionCache;
import io.github.javpower.milvus.plus.cache.MilvusCache;
import io.github.javpower.milvus.plus.cache.PropertyCache;
import org.apache.commons.lang3.StringUtils;
import java.io.Serializable;
@ -8,6 +11,7 @@ import java.lang.invoke.SerializedLambda;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Map;
import java.util.function.Function;
@FunctionalInterface
@ -49,20 +53,31 @@ public interface FieldFunction<T,R> extends Function<T,R>, Serializable {
}
/**
* 获取实体类的字段名称
* 获取实体类的字段名称(集合字段名称)
*
* @param split 分隔符，多个字母自定义分隔符
* @param toType 转换方式，多个字母以大小写方式返回 0.不做转换 1.大写 2.小写
*/
default String getFieldName(FieldFunction<T, ?> fn, String split, Integer toType) {
SerializedLambda serializedLambda = getSerializedLambdaOne(fn);
Map<String, ConversionCache> milvusCache = MilvusCache.milvusCache;
String implClass = serializedLambda.getImplClass().replace("/", ".");
String implMethodName = serializedLambda.getImplMethodName();
ConversionCache conversionCache = milvusCache.get(implClass);
String fieldName;
if(conversionCache!=null){
PropertyCache propertyCache = conversionCache.getPropertyCache();
fieldName = propertyCache.methodToPropertyMap.get(implMethodName);
if(StringUtils.isNotEmpty(fieldName)){
return fieldName;
}
}
// 从lambda信息取出method、field、class等
String fieldName = serializedLambda.getImplMethodName().substring("get".length());
fieldName = implMethodName.substring("get".length());
fieldName = fieldName.replaceFirst(fieldName.charAt(0) + "", (fieldName.charAt(0) + "").toLowerCase());
Field field;
try {
field = Class.forName(serializedLambda.getImplClass().replace("/", ".")).getDeclaredField(fieldName);
field = Class.forName(implClass).getDeclaredField(fieldName);
} catch (ClassNotFoundException | NoSuchFieldException e) {
throw new RuntimeException(e);
}

2
milvus-plus-boot-starter/src/main/java/io/github/javpower/milvus/plus/core/mapper/MilvusMapper.java
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@ -89,7 +89,7 @@ public class MilvusMapper<T> {
if (collectionAnnotation == null) {
throw new IllegalStateException("Entity type " + entityType.getName() + " is not annotated with @MilvusCollection.");
}
ConversionCache conversionCache = MilvusCache.milvusCache.get(entityType);
ConversionCache conversionCache = MilvusCache.milvusCache.get(entityType.getName());
String collectionName = conversionCache == null ? null : conversionCache.getCollectionName();
// 使用SpringUtil获取MilvusClient实例
MilvusClientV2 client = SpringUtils.getBean(MilvusClientV2.class);