/*
* 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 .
*/
package org.apache.jasper.el;
import java.util.Iterator;
import java.util.Objects;
import jakarta.el.ELContext;
import jakarta.el.ELException;
import jakarta.el.ELResolver;
import jakarta.el.ExpressionFactory;
import jakarta.el.PropertyNotWritableException;
import jakarta.servlet.jsp.el.VariableResolver;
@Deprecated
public final class ELResolverImpl extends ELResolver {
private final VariableResolver variableResolver;
private final ELResolver elResolver;
public ELResolverImpl(VariableResolver variableResolver,
ExpressionFactory factory) {
this .variableResolver = variableResolver;
this .elResolver = ELContextImpl.getDefaultResolver(factory);
}
@Override
public Object getValue(ELContext context, Object base, Object property) {
Objects.requireNonNull(context);
if (base == null ) {
context.setPropertyResolved(base, property);
if (property != null ) {
try {
return this .variableResolver.resolveVariable(property
.toString());
} catch (jakarta.servlet.jsp.el.ELException e) {
throw new ELException(e.getMessage(), e.getCause());
}
}
}
if (!context.isPropertyResolved()) {
return elResolver.getValue(context, base, property);
}
return null ;
}
@Override
public Class <?> getType(ELContext context, Object base, Object property) {
Objects.requireNonNull(context);
if (base == null ) {
context.setPropertyResolved(base, property);
if (property != null ) {
try {
Object obj = this .variableResolver.resolveVariable(property
.toString());
return (obj != null ) ? obj.getClass() : null ;
} catch (jakarta.servlet.jsp.el.ELException e) {
throw new ELException(e.getMessage(), e.getCause());
}
}
}
if (!context.isPropertyResolved()) {
return elResolver.getType(context, base, property);
}
return null ;
}
@Override
public void setValue(ELContext context, Object base, Object property,
Object value) {
Objects.requireNonNull(context);
if (base == null ) {
context.setPropertyResolved(base, property);
throw new PropertyNotWritableException(
"Legacy VariableResolver wrapped, not writable" );
}
if (!context.isPropertyResolved()) {
elResolver.setValue(context, base, property, value);
}
}
@Override
public boolean isReadOnly(ELContext context, Object base, Object property) {
Objects.requireNonNull(context);
if (base == null ) {
context.setPropertyResolved(base, property);
return true ;
}
return elResolver.isReadOnly(context, base, property);
}
@Override
public Iterator<java.beans.FeatureDescriptor> getFeatureDescriptors(ELContext context, Object base) {
return elResolver.getFeatureDescriptors(context, base);
}
@Override
public Class <?> getCommonPropertyType(ELContext context, Object base) {
if (base == null ) {
return String.class ;
}
return elResolver.getCommonPropertyType(context, base);
}
}
Messung V0.5 in Prozent C=99 H=100 G=99
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-03)
¤
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