com.logicbus.kvalue.xscript.set.KVSRem Maven / Gradle / Ivy
package com.logicbus.kvalue.xscript.set;
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.SetRow;
/**移除集合 item 中的一个或多个 item 元素，不存在的 item 元素会被忽略。
*
* @author zhongyi
*
*/
public class KVSRem extends KVRowOperation {
protected String item = "";
protected String delimeter = ";";
public KVSRem(String tag, Logiclet p) {
super(tag, p);
}
@Override
public void configure(Properties p) {
super.configure(p);
item = PropertiesConstants.getRaw(p, "item", item);
delimeter = PropertiesConstants.getRaw(p, "delimeter", delimeter);
}
@Override
protected void onExecute(KeyValueRow row, Map root, Map current,
LogicletContext ctx, ExecuteWatcher watcher) {
String[] items = ctx.transform(item).split(delimeter);
if (row instanceof SetRow) {
SetRow r = (SetRow) row;
ctx.SetValue(id, String.valueOf(r.remove(items)));
}
}
}