com.logicbus.kvalue.xscript.zset.KVZScore Maven / Gradle / Ivy
package com.logicbus.kvalue.xscript.zset;
import java.util.Map;
import com.alogic.xscript.ExecuteWatcher;
import com.alogic.xscript.Logiclet;
import com.alogic.xscript.LogicletContext;
import com.logicbus.kvalue.xscript.KVRowOperation;
import com.anysoft.util.Properties;
import com.anysoft.util.PropertiesConstants;
import com.logicbus.kvalue.core.KeyValueRow;
import com.logicbus.kvalue.core.SortedSetRow;
/**返回有序集 key 中，成员 member 的 score 值
*
* @author zhongyi
*
*/
public class KVZScore extends KVRowOperation {
protected String item = "";
public KVZScore(String tag, Logiclet p) {
super(tag, p);
}
@Override
public void configure(Properties p) {
super.configure(p);
item = PropertiesConstants.getRaw(p, "item", item);
}
@Override
protected void onExecute(KeyValueRow row, Map root, Map current,
LogicletContext ctx, ExecuteWatcher watcher) {
if (row instanceof SortedSetRow) {
SortedSetRow r = (SortedSetRow) row;
ctx.SetValue(id,
String.valueOf(r.score(ctx.transform(item))));
}
}
}