Java Code Examples for com.alibaba.dubbo.common.extension.ExtensionLoader#getExtension()

The following examples show how to use com.alibaba.dubbo.common.extension.ExtensionLoader#getExtension() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MixCacheFactory.java    From dubbo-plus with Apache License 2.0 6 votes vote down vote up 
@Override
protected Cache generateNewCache(String cacheName, URL url) {
    String mixCache = CacheConfig.getProperty(MIX_CACHE);
    if(StringUtils.isEmpty(mixCache)){
        throw new IllegalArgumentException("cache.mix must not be null");
    }
    String caches[] = Constants.COMMA_SPLIT_PATTERN.split(mixCache);
    if(caches.length!=2){
        throw new IllegalArgumentException("cache.mix must set two caches,but not set "+caches.length+" ");
    }
    ExtensionLoader cacheFactoryLoader = ExtensionLoader.getExtensionLoader(CacheFactory.class);
    CacheFactory l1CacheFactory  = (CacheFactory) cacheFactoryLoader.getExtension(caches[0]);
    if(l1CacheFactory==null){
        throw new IllegalArgumentException("not found CacheFactory extension by name ["+caches[0]+"]");
    }
    CacheFactory l2CacheFactory = (CacheFactory) cacheFactoryLoader.getExtension(caches[1]);
    if(l2CacheFactory==null){
        throw new IllegalArgumentException("not found CacheFactory extension by name ["+caches[1]+"]");
    }
    return new MixCache(l1CacheFactory.getCache(url),l2CacheFactory.getCache(url),cacheName,url);
}
Example 2
Source File: AdaptiveCompiler.java    From dubbo-2.6.5 with Apache License 2.0 5 votes vote down vote up 
@Override
public Class<?> compile(String code, ClassLoader classLoader) {
    Compiler compiler;
    ExtensionLoader<Compiler> loader = ExtensionLoader.getExtensionLoader(Compiler.class);
    String name = DEFAULT_COMPILER; // copy reference
    if (name != null && name.length() > 0) {
        compiler = loader.getExtension(name);
    } else {
        compiler = loader.getDefaultExtension();
    }
    return compiler.compile(code, classLoader);
}
Example 3
Source File: ExtensionLoaderTest.java    From dubbo-2.6.5 with Apache License 2.0 5 votes vote down vote up 
@Test
public void test_InitError() throws Exception {
    ExtensionLoader<InitErrorExt> loader = ExtensionLoader.getExtensionLoader(InitErrorExt.class);

    loader.getExtension("ok");

    try {
        loader.getExtension("error");
        fail();
    } catch (IllegalStateException expected) {
        assertThat(expected.getMessage(), containsString("Failed to load extension class(interface: interface com.alibaba.dubbo.common.extensionloader.ext7.InitErrorExt"));
        assertThat(expected.getCause(), instanceOf(ExceptionInInitializerError.class));
    }
}
Example 4
Source File: AdaptiveCompiler.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
public Class<?> compile(String code, ClassLoader classLoader) {
    Compiler compiler;
    ExtensionLoader<Compiler> loader = ExtensionLoader.getExtensionLoader(Compiler.class);
    String name = DEFAULT_COMPILER; // copy reference
    if (name != null && name.length() > 0) {
        compiler = loader.getExtension(name);
    } else {
        compiler = loader.getDefaultExtension();
    }
    return compiler.compile(code, classLoader);
}
Example 5
Source File: ExtensionLoaderTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void test_InitError() throws Exception {
    ExtensionLoader<InitErrorExt> loader = ExtensionLoader.getExtensionLoader(InitErrorExt.class);
    
    loader.getExtension("ok");
    
    try {
        loader.getExtension("error");
        fail();
    } catch (IllegalStateException expected) {
        assertThat(expected.getMessage(), containsString("Failed to load extension class(interface: interface com.alibaba.dubbo.common.extensionloader.ext7.InitErrorExt"));
        assertThat(expected.getCause(), instanceOf(ExceptionInInitializerError.class));
    }
}
Example 6
Source File: AdaptiveCompiler.java    From dubbox-hystrix with Apache License 2.0 5 votes vote down vote up 
public Class<?> compile(String code, ClassLoader classLoader) {
    Compiler compiler;
    ExtensionLoader<Compiler> loader = ExtensionLoader.getExtensionLoader(Compiler.class);
    String name = DEFAULT_COMPILER; // copy reference
    if (name != null && name.length() > 0) {
        compiler = loader.getExtension(name);
    } else {
        compiler = loader.getDefaultExtension();
    }
    return compiler.compile(code, classLoader);
}
Example 7
Source File: ExtensionLoaderTest.java    From dubbox-hystrix with Apache License 2.0 5 votes vote down vote up 
@Test
public void test_InitError() throws Exception {
    ExtensionLoader<InitErrorExt> loader = ExtensionLoader.getExtensionLoader(InitErrorExt.class);
    
    loader.getExtension("ok");
    
    try {
        loader.getExtension("error");
        fail();
    } catch (IllegalStateException expected) {
        assertThat(expected.getMessage(), containsString("Failed to load extension class(interface: interface com.alibaba.dubbo.common.extensionloader.ext7.InitErrorExt"));
        assertThat(expected.getCause(), instanceOf(ExceptionInInitializerError.class));
    }
}
Example 8
Source File: AdaptiveCompiler.java    From dubbo3 with Apache License 2.0 5 votes vote down vote up 
public Class<?> compile(String code, ClassLoader classLoader) {
    Compiler compiler;
    ExtensionLoader<Compiler> loader = ExtensionLoader.getExtensionLoader(Compiler.class);
    String name = DEFAULT_COMPILER; // copy reference
    if (name != null && name.length() > 0) {
        compiler = loader.getExtension(name);
    } else {
        compiler = loader.getDefaultExtension();
    }
    return compiler.compile(code, classLoader);
}
Example 9
Source File: ExtensionLoaderTest.java    From dubbo3 with Apache License 2.0 5 votes vote down vote up 
@Test
public void test_InitError() throws Exception {
    ExtensionLoader<InitErrorExt> loader = ExtensionLoader.getExtensionLoader(InitErrorExt.class);
    
    loader.getExtension("ok");
    
    try {
        loader.getExtension("error");
        fail();
    } catch (IllegalStateException expected) {
        assertThat(expected.getMessage(), containsString("Failed to load extension class(interface: interface com.alibaba.dubbo.common.extensionloader.ext7.InitErrorExt"));
        assertThat(expected.getCause(), instanceOf(ExceptionInInitializerError.class));
    }
}
Example 10
Source File: AdaptiveCompiler.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
public Class<?> compile(String code, ClassLoader classLoader) {
    Compiler compiler;
    ExtensionLoader<Compiler> loader = ExtensionLoader.getExtensionLoader(Compiler.class);
    String name = DEFAULT_COMPILER; // copy reference
    if (name != null && name.length() > 0) {
        compiler = loader.getExtension(name);
    } else {
        compiler = loader.getDefaultExtension();
    }
    return compiler.compile(code, classLoader);
}
Example 11
Source File: ExtensionLoaderTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void test_InitError() throws Exception {
    ExtensionLoader<InitErrorExt> loader = ExtensionLoader.getExtensionLoader(InitErrorExt.class);
    
    loader.getExtension("ok");
    
    try {
        loader.getExtension("error");
        fail();
    } catch (IllegalStateException expected) {
        assertThat(expected.getMessage(), containsString("Failed to load extension class(interface: interface com.alibaba.dubbo.common.extensionloader.ext7.InitErrorExt"));
        assertThat(expected.getCause(), instanceOf(ExceptionInInitializerError.class));
    }
}
Example 12
Source File: CompensableLoadBalance.java    From ByteTCC with GNU Lesser General Public License v3.0 5 votes vote down vote up 
private synchronized void initializeIfNecessary() {
	if (this.loadBalancer == null) {
		Environment environment = CompensableBeanRegistry.getInstance().getEnvironment();
		String loadBalanceKey = environment.getProperty(CONSTANT_LOADBALANCE_KEY, "default");
		ExtensionLoader<ILoadBalancer> extensionLoader = ExtensionLoader.getExtensionLoader(ILoadBalancer.class);
		this.loadBalancer = extensionLoader.getExtension(loadBalanceKey);
	}
}
Example 13
Source File: AdaptiveCompiler.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
public Class<?> compile(String code, ClassLoader classLoader) {
    Compiler compiler;
    ExtensionLoader<Compiler> loader = ExtensionLoader.getExtensionLoader(Compiler.class);
    String name = DEFAULT_COMPILER; // copy reference
    if (name != null && name.length() > 0) {
        compiler = loader.getExtension(name);
    } else {
        compiler = loader.getDefaultExtension();
    }
    return compiler.compile(code, classLoader);
}
Example 14
Source File: ExtensionLoaderTest.java    From dubbox with Apache License 2.0 5 votes vote down vote up 
@Test
public void test_InitError() throws Exception {
    ExtensionLoader<InitErrorExt> loader = ExtensionLoader.getExtensionLoader(InitErrorExt.class);
    
    loader.getExtension("ok");
    
    try {
        loader.getExtension("error");
        fail();
    } catch (IllegalStateException expected) {
        assertThat(expected.getMessage(), containsString("Failed to load extension class(interface: interface com.alibaba.dubbo.common.extensionloader.ext7.InitErrorExt"));
        assertThat(expected.getCause(), instanceOf(ExceptionInInitializerError.class));
    }
}
Example 15
Source File: TransactionLoadBalance.java    From ByteJTA with GNU Lesser General Public License v3.0 5 votes vote down vote up 
private synchronized void initializeIfNecessary() {
	if (this.loadBalancer == null) {
		Environment environment = TransactionBeanRegistry.getInstance().getEnvironment();
		String loadBalanceKey = environment.getProperty(CONSTANT_LOADBALANCE_KEY, "default");
		ExtensionLoader<ILoadBalancer> extensionLoader = ExtensionLoader.getExtensionLoader(ILoadBalancer.class);
		this.loadBalancer = extensionLoader.getExtension(loadBalanceKey);
	}
}