/
SourcePartitionConnectionFilter.java
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/
SourcePartitionConnectionFilter.java
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/*
* Copyright (c) 2011 LinkedIn, Inc
*
* 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.
*/
package cleo.search.connection;
import java.io.Serializable;
import cleo.search.util.Range;
/**
* SourcePartitionConnectionFilter
*
* @author jwu
* @since 04/22, 2011
*/
public class SourcePartitionConnectionFilter implements PartitionConnectionFilter, Serializable {
private static final long serialVersionUID = 1L;
private final Range sourceRange;
public SourcePartitionConnectionFilter(Range sourceRange) {
if(sourceRange == null) {
throw new NullPointerException("sourceRange is null");
}
this.sourceRange = sourceRange;
}
@Override
public Range getPartitionRange() {
return sourceRange;
}
@Override
public boolean accept(Connection conn) {
return conn == null ? false : sourceRange.has(conn.source());
}
@Override
public boolean accept(int source, int target, boolean active) {
return sourceRange.has(source);
}
@Override
public String toString() {
return getClass().getName() + sourceRange;
}
@Override
public boolean equals(Object obj) {
if(obj == this) return true;
if(obj == null) return false;
if(obj.getClass() == SourcePartitionConnectionFilter.class) {
return sourceRange.equals(((SourcePartitionConnectionFilter)obj).sourceRange);
} else {
return false;
}
}
@Override
public int hashCode() {
return sourceRange.hashCode();
}
}