Package org.mvel2.ast

Source Code of org.mvel2.ast.LiteralDeepPropertyNode

/**
* MVEL 2.0
* Copyright (C) 2007 The Codehaus
* Mike Brock, Dhanji Prasanna, John Graham, Mark Proctor
*
* 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 org.mvel2.ast;

import org.mvel2.ParserContext;
import org.mvel2.integration.VariableResolverFactory;
import org.mvel2.optimizers.AccessorOptimizer;
import org.mvel2.optimizers.OptimizerFactory;

import static org.mvel2.PropertyAccessor.get;
import static org.mvel2.compiler.AbstractParser.getCurrentThreadParserContext;
import static org.mvel2.optimizers.OptimizerFactory.getThreadAccessorOptimizer;

/**
* @author Christopher Brock
*/
@SuppressWarnings({"CaughtExceptionImmediatelyRethrown"})
public class LiteralDeepPropertyNode extends ASTNode {
  private Object literal;

  public LiteralDeepPropertyNode(char[] expr, int start, int offset, int fields, Object literal, ParserContext pCtx) {
    super(pCtx);
    this.fields = fields;
    this.expr = expr;
    this.start = start;
    this.offset = offset;

    this.literal = literal;
  }

  public Object getReducedValueAccelerated(Object ctx, Object thisValue, VariableResolverFactory factory) {
    if (accessor != null) {
      return accessor.getValue(literal, thisValue, factory);
    }
    else {
      try {
        AccessorOptimizer aO = getThreadAccessorOptimizer();
        accessor = aO.optimizeAccessor(getCurrentThreadParserContext(), expr, start, offset,
            literal, thisValue, factory, false, null);
        return aO.getResultOptPass();
      }
      finally {
        OptimizerFactory.clearThreadAccessorOptimizer();
      }
    }
  }

  public Object getReducedValue(Object ctx, Object thisValue, VariableResolverFactory factory) {
    return get(expr, start, offset, literal, factory, thisValue, pCtx);
  }
}
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