/*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed with
* this work for additional information regarding copyright ownership .
* The ASF licenses this file to You 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 .
*/
/* Generated By:JJTree: Do not edit this line. AstEmpty.java */
package org.apache.el.parser;
import java.util.Collection;
import java.util.Map;
import jakarta.el.ELException;
import org.apache.el.lang.EvaluationContext;
/**
* @ author Jacob Hookom [ jacob @ hookom . net ]
*/
public final class AstEmpty extends SimpleNode {
public AstEmpty(int id) {
super (id);
}
@Override
public Class <?> getType(EvaluationContext ctx)
throws ELException {
return Boolean .class ;
}
@Override
public Object getValue(EvaluationContext ctx)
throws ELException {
Object obj = this .children[0 ].getValue(ctx);
if (obj == null ) {
return Boolean .TRUE ;
} else if (obj instanceof String) {
return Boolean .valueOf(((String) obj).length() == 0 );
} else if (obj instanceof Object[]) {
return Boolean .valueOf(((Object[]) obj).length == 0 );
} else if (obj instanceof Collection<?>) {
return Boolean .valueOf(((Collection<?>) obj).isEmpty());
} else if (obj instanceof Map<?,?>) {
return Boolean .valueOf(((Map<?,?>) obj).isEmpty());
}
return Boolean .FALSE ;
}
}
Messung V0.5 in Prozent C=94 H=92 G=92
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-03)
¤
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