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rdb etl count destination 接口适配

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es hbase 多源适配
This commit is contained in:
mcy
2018-11-12 15:07:46 +08:00
parent 7cca8857ff
commit 66912d3d05
18 changed files with 333 additions and 208 deletions
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36
client-adapter/common/src/main/java/com/alibaba/otter/canal/client/adapter/support/ExtensionLoader.java
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@@ -13,6 +13,7 @@ import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.regex.Pattern;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -40,7 +41,9 @@ public class ExtensionLoader<T> {
private static final ConcurrentMap<Class<?>, Object> EXTENSION_INSTANCES = new ConcurrentHashMap<>();
private static final ConcurrentMap<String, Object> EXTENSION_KEY_INSTANCES = new ConcurrentHashMap<>();
private static final ConcurrentMap<String, Object> EXTENSION_KEY_INSTANCE = new ConcurrentHashMap<>();
private static final ConcurrentMap<String, List<?>> EXTENSION_KEY_INSTANCES = new ConcurrentHashMap<>();
private final Class<?> type;
@@ -124,10 +127,11 @@ public class ExtensionLoader<T> {
if ("true".equals(name)) {
return getDefaultExtension();
}
Holder<Object> holder = cachedInstances.get(name + "-" + key);
String extKey = name + "-" + StringUtils.trimToEmpty(key);
Holder<Object> holder = cachedInstances.get(extKey);
if (holder == null) {
cachedInstances.putIfAbsent(name + "-" + key, new Holder<>());
holder = cachedInstances.get(name + "-" + key);
cachedInstances.putIfAbsent(extKey, new Holder<>());
holder = cachedInstances.get(extKey);
}
Object instance = holder.get();
if (instance == null) {
@@ -182,10 +186,10 @@ public class ExtensionLoader<T> {
+ ") could not be instantiated: class could not be found");
}
try {
T instance = (T) EXTENSION_KEY_INSTANCES.get(name + "-" + key);
T instance = (T) EXTENSION_KEY_INSTANCE.get(name + "-" + key);
if (instance == null) {
EXTENSION_KEY_INSTANCES.putIfAbsent(name + "-" + key, clazz.newInstance());
instance = (T) EXTENSION_KEY_INSTANCES.get(name + "-" + key);
EXTENSION_KEY_INSTANCE.putIfAbsent(name + "-" + key, clazz.newInstance());
instance = (T) EXTENSION_KEY_INSTANCE.get(name + "-" + key);
}
return instance;
} catch (Throwable t) {
@@ -195,24 +199,6 @@ public class ExtensionLoader<T> {
}
}
@SuppressWarnings("unchecked")
// public T newInstance(String name) {
// Class<?> clazz = getExtensionClasses().get(name);
// if (clazz == null) {
// throw new IllegalStateException("Extension instance(name: " + name + ",
// class: " + type
// + ") could not be instantiated: class could not be found");
// }
// try {
// return (T) clazz.newInstance();
// } catch (Throwable t) {
// throw new IllegalStateException("Extension instance(name: " + name + ",
// class: " + type
// + ") could not be instantiated: " + t.getMessage(),
// t);
// }
// }
private Map<String, Class<?>> getExtensionClasses() {
Map<String, Class<?>> classes = cachedClasses.get();
if (classes == null) {