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sandbox-api/src/main/java/com/alibaba/jvm/sandbox/api/filter/ExtFilter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| package com.alibaba.jvm.sandbox.api.filter; | ||
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| import com.alibaba.jvm.sandbox.api.annotation.IncludeBootstrap; | ||
| import com.alibaba.jvm.sandbox.api.annotation.IncludeSubClasses; | ||
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| /** | ||
| * 增强过滤器 | ||
| * <p> | ||
| * 原有的{@link Filter}表现形式过于单薄而且纵深扩展能力偏差，所以使用了一些Annotation进行扩展， | ||
| * 扩展之后的结果最终会以ExtFilter的形式在容器内部运转 | ||
| * | ||
| * @author luanjia@taobao.com | ||
| * @since {@code sandbox-api:1.0.11} | ||
| */ | ||
| public interface ExtFilter extends Filter { | ||
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| /** | ||
| * 是否搜索子类或实现类 | ||
| * | ||
| * @return TRUE:搜索子类或实现类;FALSE:不搜索 | ||
| */ | ||
| boolean isIncludeSubClasses(); | ||
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| /** | ||
| * 是否搜索来自BootstrapClassLoader所加载的类 | ||
| * | ||
| * @return TRUE:搜索；FALSE：不搜索；最终容器是否会对BootstrapClassLoader所加载的类进行处理， | ||
| * 还需要参考{@code sandbox.properties#unsafe.enable=true}配合使用才能生效 | ||
| */ | ||
| boolean isIncludeBootstrap(); | ||
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| /** | ||
| * 增强过滤器工厂类 | ||
| */ | ||
| class ExtFilterFactory { | ||
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| /** | ||
| * 生产增强过滤器 | ||
| * | ||
| * @param filter 原生过滤器 | ||
| * @param isIncludeSubClasses 是否包含子类 | ||
| * @param isIncludeBootstrap 是否搜索BootstrapClassLoader所加载的类 | ||
| * @return 增强过滤器 | ||
| */ | ||
| public static ExtFilter make(final Filter filter, | ||
| final boolean isIncludeSubClasses, | ||
| final boolean isIncludeBootstrap) { | ||
| return new ExtFilter() { | ||
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| @Override | ||
| public boolean isIncludeSubClasses() { | ||
| return isIncludeSubClasses; | ||
| } | ||
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| @Override | ||
| public boolean isIncludeBootstrap() { | ||
| return isIncludeBootstrap; | ||
| } | ||
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| @Override | ||
| public boolean doClassFilter(final int access, | ||
| final String javaClassName, | ||
| final String superClassTypeJavaClassName, | ||
| final String[] interfaceTypeJavaClassNameArray, | ||
| final String[] annotationTypeJavaClassNameArray) { | ||
| return filter.doClassFilter( | ||
| access, | ||
| javaClassName, | ||
| superClassTypeJavaClassName, | ||
| interfaceTypeJavaClassNameArray, | ||
| annotationTypeJavaClassNameArray | ||
| ); | ||
| } | ||
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| @Override | ||
| public boolean doMethodFilter(final int access, | ||
| final String javaMethodName, | ||
| final String[] parameterTypeJavaClassNameArray, | ||
| final String[] throwsTypeJavaClassNameArray, | ||
| final String[] annotationTypeJavaClassNameArray) { | ||
| return filter.doMethodFilter( | ||
| access, | ||
| javaMethodName, | ||
| parameterTypeJavaClassNameArray, | ||
| throwsTypeJavaClassNameArray, | ||
| annotationTypeJavaClassNameArray | ||
| ); | ||
| } | ||
| }; | ||
| } | ||
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| /** | ||
| * 生产增强过滤器 | ||
| * | ||
| * @param filter 原生过滤器 | ||
| * @return 增强过滤器 | ||
| */ | ||
| public static ExtFilter make(final Filter filter) { | ||
| return | ||
| filter instanceof ExtFilter | ||
| ? (ExtFilter) filter | ||
| : make( | ||
| filter, | ||
| filter.getClass().isAnnotationPresent(IncludeSubClasses.class), | ||
| filter.getClass().isAnnotationPresent(IncludeBootstrap.class) | ||
| ); | ||
| } | ||
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| } | ||
|
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| } |
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