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Merge pull request #300 from peachyy/dev
issues 299 Unified management SPI
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63 changes: 63 additions & 0 deletions
63
common/src/main/java/org/dromara/dynamictp/common/util/ExtensionServiceLoader.java
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| package org.dromara.dynamictp.common.util; | ||
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| import org.springframework.util.CollectionUtils; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.ServiceLoader; | ||
| import java.util.concurrent.ConcurrentHashMap; | ||
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| /** | ||
| * Unified ServiceLoader Help | ||
| * | ||
| * @author xs.Tao | ||
| * @since 1.1.4 | ||
| */ | ||
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| public class ExtensionServiceLoader { | ||
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| private static final Map<Class<?>, List<?>> extensionListMap = new ConcurrentHashMap<>(); | ||
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| private ExtensionServiceLoader() { | ||
| } | ||
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| /** | ||
| * loader service | ||
| * @param clazz SPI interface | ||
| * @return services | ||
| * @param <T> interface class | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| public static <T> List<T> loader(Class<T> clazz) { | ||
| List<T> services = (List<T>) extensionListMap.get(clazz); | ||
| if (services == null) { | ||
| services = reLoaderList(clazz); | ||
| if (!services.isEmpty()) { | ||
| extensionListMap.put(clazz, services); | ||
| } | ||
| } | ||
| return services; | ||
| } | ||
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| /** | ||
| * loader the first service | ||
| * @param clazz SPI interface | ||
| * @return service | ||
| * @param <T> interface class | ||
| */ | ||
| public static <T> T loaderFirst(Class<T> clazz){ | ||
| List<T> services=loader(clazz); | ||
| return CollectionUtils.isEmpty(services)?null:services.get(0); | ||
| } | ||
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| private static <T> List<T> reLoaderList(Class<T> clazz) { | ||
| ServiceLoader<T> serviceLoader = ServiceLoader.load(clazz); | ||
| List<T> services = new ArrayList<>(); | ||
| for (T service : serviceLoader) { | ||
| services.add(service); | ||
| } | ||
| return services; | ||
| } | ||
| } |
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21 changes: 21 additions & 0 deletions
21
...mmon/src/test/java/org/dromara/dynamictp/test/common/util/ExtensionServiceLoaderTest.java
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| @@ -0,0 +1,21 @@ | ||
| package org.dromara.dynamictp.test.common.util; | ||
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| import org.dromara.dynamictp.common.util.ExtensionServiceLoader; | ||
| import org.dromara.dynamictp.core.plugin.DtpInterceptor; | ||
| import org.junit.Test; | ||
| import org.junit.jupiter.api.Assertions; | ||
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| import java.util.List; | ||
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| /** | ||
| * ExtensionServiceLoader test case | ||
| */ | ||
| public class ExtensionServiceLoaderTest { | ||
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| @Test | ||
| public void test1(){ | ||
| List<DtpInterceptor> loader = ExtensionServiceLoader.loader(DtpInterceptor.class); | ||
| Assertions.assertTrue(loader.stream().anyMatch(it->it instanceof TestInterceptorLoader)); | ||
| } | ||
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| } |
12 changes: 12 additions & 0 deletions
12
...st-common/src/test/java/org/dromara/dynamictp/test/common/util/TestInterceptorLoader.java
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| @@ -0,0 +1,12 @@ | ||
| package org.dromara.dynamictp.test.common.util; | ||
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| import org.dromara.dynamictp.core.plugin.DtpInterceptor; | ||
| import org.dromara.dynamictp.core.plugin.DtpInvocation; | ||
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| public class TestInterceptorLoader implements DtpInterceptor { | ||
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| @Override | ||
| public Object intercept(DtpInvocation invocation) throws Throwable { | ||
| return invocation.proceed(); | ||
| } | ||
| } |
1 change: 1 addition & 0 deletions
1
...mon/src/test/resources/META-INF/services/org.dromara.dynamictp.core.plugin.DtpInterceptor
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1 @@ | ||
| org.dromara.dynamictp.test.common.util.TestInterceptorLoader |