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DBAnnotation.java
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package act.db.util;
/*-
* #%L
* ACT Framework
* %%
* Copyright (C) 2014 - 2017 ActFramework
* %%
* 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.
* #L%
*/
import act.db.DB;
import java.io.Serializable;
import java.lang.annotation.Annotation;
// Follow the implementation of com.google.inject.name.NamedImpl
public class DBAnnotation implements DB, Serializable {
private String db;
public DBAnnotation(String db) {
this.db = db;
}
@Override
public String value() {
return db;
}
@Override
public Class<? extends Annotation> annotationType() {
return DB.class;
}
@Override
public int hashCode() {
// This is specified in java.lang.Annotation.
return (127 * "value".hashCode()) ^ db.hashCode();
}
@Override
public boolean equals(Object o) {
if (o == this) {
return true;
}
if (!(o instanceof DB)) {
return false;
}
DB other = (DB) o;
return db.equals(other.value());
}
@Override
public String toString() {
return "@" + DB.class.getName() + "(value=" + db + ")";
}
private static final long serialVersionUID = 0;
}