Coverage report

  %line %branch
org.apache.commons.jelly.expression.ConstantExpression
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 1  
 /*
 2  
  * Copyright 2002,2004 The Apache Software Foundation.
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  *
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  * Licensed under the Apache License, Version 2.0 (the "License");
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  * you may not use this file except in compliance with the License.
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  * You may obtain a copy of the License at
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  *
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  *      http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
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  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
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  * limitations under the License.
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  */
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 package org.apache.commons.jelly.expression;
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 import org.apache.commons.jelly.JellyContext;
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 /** <p><code>ConstantExpression</code> represents a constant expression.</p>
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   *
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   * <p> In other words, {@link #evaluate} returns a value independent of the context. </p>
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   *
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   * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
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   * @version $Revision: 1.9 $
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   */
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 public class ConstantExpression extends ExpressionSupport {
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     /** The value of this expression */
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     private Object value;
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     /** Base constructor
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      */
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     public ConstantExpression() {
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     }
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     /** Convenience constructor sets <code>value</code> property.
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      */
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     public ConstantExpression(Object value) {
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         this.value = value;
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     }
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     public String toString() {
 44  0
         return super.toString() + "[value=" + value +"]";
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     }
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     public String getExpressionText() {
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         return value == null ? "null" : value.toString();
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     }
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     /**
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       * Evaluate expression against given context.
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       *
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       * @param context evaluate expression against this context
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       * @return current value of <code>value</code> property
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       */
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     public Object evaluate(JellyContext context) {
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         return value;
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     }
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     /** Gets the constant value of this expression */
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     public Object getValue() {
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         return value;
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     }
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     /** Sets the constant value of this expression */
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     public void setValue(Object value) {
 68  0
         this.value = value;
 69  0
     }
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 }

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