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net.hasor.dataql.QueryApiBinder Maven / Gradle / Ivy
/*
* Copyright 2008-2009 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.hasor.dataql;
import net.hasor.core.*;
import net.hasor.core.aop.AsmTools;
import net.hasor.core.exts.aop.Matchers;
import net.hasor.dataql.DataQL.ConfigOption;
import java.lang.reflect.Modifier;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Objects;
import java.util.Set;
import java.util.function.Predicate;
import java.util.function.Supplier;
/**
* 全面提供 “数据库 + 服务” 整合查询，并为查询结果提供全面的数据整合能力。您甚至可以通过一条 QL 混合 RPC 和数据库的查询结果。
* 除此之外，DataQL 软件包，还为您提供全面的数据库事务控制能力，在底层上 DataQL 还为您提供了 DataSource、JDBC操作接口、等常见的功能。
* 无论您是简单使用数据库查询，还是要整合数据库 + 服务。 DataQL 都将会您最有力的帮手。
*
* Data 提供的 DataQL
* @author 赵永春 ([email protected] )
* @version : 2017-03-23
*/
public interface QueryApiBinder extends ApiBinder, Hints {
/** 配置编译参数 */
public void configOption(ConfigOption optionKey, Object value);
public QueryApiBinder bindFinder(Finder finder);
/** 加载带有 @DimFragment 注解的类 */
public default QueryApiBinder loadFragment(Set> fragmentTypeSet) {
return this.loadFragment(fragmentTypeSet, Matchers.anyClass(), null);
}
/** 加载带有 @DimFragment 注解的类 */
public default QueryApiBinder loadFragment(Set> mabyFragmentTypeSet, Predicate> matcher, TypeSupplier typeSupplier) {
if (mabyFragmentTypeSet != null && !mabyFragmentTypeSet.isEmpty()) {
mabyFragmentTypeSet.stream()//
.filter(matcher)//
.filter(Matchers.annotatedWithClass(DimFragment.class))//
.forEach(aClass -> loadFragment(aClass, typeSupplier));
}
return this;
}
/** 加载带有 @DimFragment 注解的类 */
public default void loadFragment(Class fragmentType) {
loadFragment(fragmentType, null);
}
/** 加载带有 @DimFragment 注解的类 */
public default void loadFragment(Class fragmentType, TypeSupplier typeSupplier) {
Objects.requireNonNull(fragmentType, "class is null.");
int modifier = fragmentType.getModifiers();
if (AsmTools.checkOr(modifier, Modifier.INTERFACE, Modifier.ABSTRACT) || fragmentType.isArray() || fragmentType.isEnum()) {
throw new IllegalStateException(fragmentType.getName() + " must be normal Bean");
}
DimFragment annotationsByType = fragmentType.getAnnotation(DimFragment.class);
if (annotationsByType == null) {
throw new IllegalStateException(fragmentType.getName() + " must be configure @DimFragment");
}
if (!FragmentProcess.class.isAssignableFrom(fragmentType)) {
throw new ClassCastException(fragmentType.getName() + " is not " + FragmentProcess.class.getName());
}
//
Supplier processSupplier = null;
Class processType = (Class) fragmentType;
if (typeSupplier != null) {
processSupplier = () -> typeSupplier.get(processType);
} else {
processSupplier = getProvider(processType);
}
//
bindFragment(annotationsByType.value(), processSupplier);
}
/** 加载带有 @DimUdf 注解的类 */
public default QueryApiBinder loadUdf(Set> udfTypeSet) {
return this.loadUdf(udfTypeSet, Matchers.anyClass(), null);
}
/** 加载带有 @DimUdf 注解的类 */
public default QueryApiBinder loadUdf(Set> mabyUdfTypeSet, Predicate> matcher, TypeSupplier typeSupplier) {
if (mabyUdfTypeSet != null && !mabyUdfTypeSet.isEmpty()) {
mabyUdfTypeSet.stream()//
.filter(matcher)//
.filter(Matchers.annotatedWithClass(DimUdf.class))//
.forEach(aClass -> loadUdf(aClass, typeSupplier));
}
return this;
}
/** 加载带有 @DimUdf 注解的类 */
public default void loadUdf(Class udfType) {
loadUdf(udfType, null);
}
/** 加载带有 @DimUdf 注解的类 */
public default void loadUdf(Class udfType, TypeSupplier typeSupplier) {
Objects.requireNonNull(udfType, "class is null.");
int modifier = udfType.getModifiers();
if (AsmTools.checkOr(modifier, Modifier.INTERFACE, Modifier.ABSTRACT) || udfType.isArray() || udfType.isEnum()) {
throw new IllegalStateException(udfType.getName() + " must be normal Bean");
}
DimUdf annotationsByType = udfType.getAnnotation(DimUdf.class);
if (annotationsByType == null) {
throw new IllegalStateException(udfType.getName() + " must be configure @DimUdf");
}
if (!Udf.class.isAssignableFrom(udfType)) {
throw new ClassCastException(udfType.getName() + " is not " + Udf.class.getName());
}
//
if (typeSupplier == null) {
addShareVar(annotationsByType.value(), getProvider(udfType));
} else {
addShareVar(annotationsByType.value(), () -> {
return typeSupplier.get(udfType);
});
}
}
/** 加载带有 @DimUdfSource 注解的类 */
public default QueryApiBinder loadUdfSource(Class... udfSourceTypeArrays) {
return loadUdfSource(new HashSet<>(Arrays.asList(udfSourceTypeArrays)));
}
/** 加载带有 @DimUdfSource 注解的类 */
public default QueryApiBinder loadUdfSource(Set> udfSourceTypeSet) {
return this.loadUdfSource(udfSourceTypeSet, Matchers.anyClass(), null);
}
/** 加载带有 @DimUdfSource 注解的类 */
public default QueryApiBinder loadUdfSource(Set> mabyUdfTypeSet, Predicate> matcher, TypeSupplier typeSupplier) {
if (mabyUdfTypeSet != null && !mabyUdfTypeSet.isEmpty()) {
mabyUdfTypeSet.stream()//
.filter(matcher)//
.filter(Matchers.annotatedWithClass(DimUdfSource.class))//
.forEach(aClass -> loadUdfSource(aClass, typeSupplier));
}
return this;
}
/** 加载带有 @DimUdfSource 注解的类 */
public default void loadUdfSource(Class sourceType, TypeSupplier typeSupplier) {
Objects.requireNonNull(sourceType, "class is null.");
int modifier = sourceType.getModifiers();
if (AsmTools.checkOr(modifier, Modifier.INTERFACE, Modifier.ABSTRACT) || sourceType.isArray() || sourceType.isEnum()) {
throw new IllegalStateException(sourceType.getName() + " must be normal Bean");
}
DimUdfSource annotationsByType = sourceType.getAnnotation(DimUdfSource.class);
if (annotationsByType == null) {
throw new IllegalStateException(sourceType.getName() + " must be configure @DimUdfSource");
}
if (!UdfSource.class.isAssignableFrom(sourceType)) {
throw new ClassCastException(sourceType.getName() + " is not " + UdfSource.class.getName());
}
//
Class udfSourceType = (Class) sourceType;
HasorUtils.pushStartListener(getEnvironment(), (EventListener) (event, appContext) -> {
DataQL dataQL = appContext.getInstance(DataQL.class);
Finder qlFinder = dataQL.getFinder();
if (typeSupplier == null) {
dataQL.addShareVar(annotationsByType.value(), () -> {
return appContext.getInstance(udfSourceType).getUdfResource(qlFinder).get();
});
} else {
dataQL.addShareVar(annotationsByType.value(), () -> {
return typeSupplier.get(udfSourceType).getUdfResource(qlFinder).get();
});
}
});
}
/** 添加全局变量（等同于 compilerVar） */
public default QueryApiBinder addShareVarInstance(String name, Object instance) {
return this.addShareVar(name, () -> instance);
}
/** 添加全局变量（等同于 compilerVar） */
public default QueryApiBinder addShareVar(String name, Class implementation) {
return this.addShareVar(name, () -> {
return getProvider(implementation).get();
});
}
/** 添加全局变量（等同于 compilerVar） */
public default QueryApiBinder addShareVar(String name, BindInfo bindInfo) {
return this.addShareVar(name, () -> {
return getProvider(bindInfo).get();
});
}
/** 添加全局变量（等同于 compilerVar） */
public QueryApiBinder addShareVar(String name, Supplier provider);
/** 注册 FragmentProcess */
public default QueryApiBinder bindFragment(String fragmentType, FragmentProcess instance) {
return this.bindFragment(fragmentType, () -> instance);
}
/** 注册 FragmentProcess */
public default QueryApiBinder bindFragment(String fragmentType, Class implementation) {
return this.bindFragment(fragmentType, getProvider(implementation));
}
/** 注册 FragmentProcess */
public default QueryApiBinder bindFragment(String fragmentType, BindInfo bindInfo) {
return this.bindFragment(fragmentType, getProvider(bindInfo));
}
/** 注册 FragmentProcess */
public QueryApiBinder bindFragment(String fragmentType, Supplier provider);
}
