Examples of org.apache.commons.jelly.expression.ConstantExpression

Package org.apache.commons.jelly.expression

Examples of org.apache.commons.jelly.expression.ConstantExpression

org.apache.commons.jelly.expression.ConstantExpression

ConstantExpression represents a constant expression.

In other words, {@link #evaluate} returns a value independent of the context.
@author James Strachan @version $Revision: 1.4 $

    /**
     * Adds the given Expression object to the current Script.
     */
    protected void addExpressionScript(ScriptBlock script, Expression expression) {
        if ( expression instanceof ConstantExpression ) {
            ConstantExpression constantExpression 
                = (ConstantExpression) expression;
            Object value = constantExpression.getValue();
            if ( value != null ) {
                script.addScript(new TextScript( value.toString() ));
            }
        }
        else

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    protected Expression createConstantExpression(
        String tagName,
        String attributeName,
        String attributeValue)
        throws Exception {
        return new ConstantExpression(attributeValue);
    }

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        if (myFactory != null) {
            return CompositeExpression.parse(attributeValue, myFactory);
        }
        
        // will use a constant expression instead
        return new ConstantExpression(attributeValue);
    }

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    /**
     * Adds the given Expression object to the current Script.
     */
    protected void addExpressionScript(ScriptBlock script, Expression expression) {
        if ( expression instanceof ConstantExpression ) {
            ConstantExpression constantExpression
                = (ConstantExpression) expression;
            Object value = constantExpression.getValue();
            if ( value != null ) {
                script.addScript(new TextScript( value.toString() ));
            }
        }
        else

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    protected Expression createConstantExpression(
        String tagName,
        String attributeName,
        String attributeValue)  {
        return new ConstantExpression(attributeValue);
    }

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        if (myFactory != null) {
            return CompositeExpression.parse(attributeValue, myFactory);
        }


        // will use a constant expression instead
        return new ConstantExpression(attributeValue);
    }

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    /**
     * Adds the given Expression object to the current Script.
     */
    protected void addExpressionScript(ScriptBlock script, Expression expression) {
        if ( expression instanceof ConstantExpression ) {
            ConstantExpression constantExpression
                = (ConstantExpression) expression;
            Object value = constantExpression.getValue();
            if ( value != null ) {
                script.addScript(new TextScript( value.toString() ));
            }
        }
        else

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    protected Expression createConstantExpression(
        String tagName,
        String attributeName,
        String attributeValue)  {
        return new ConstantExpression(attributeValue);
    }

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        if (myFactory != null) {
            return CompositeExpression.parse(attributeValue, myFactory);
        }


        // will use a constant expression instead
        return new ConstantExpression(attributeValue);
    }

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        if (myFactory != null) {
            return CompositeExpression.parse(attributeValue, myFactory);
        }
        
        // will use a constant expression instead
        return new ConstantExpression(attributeValue);
    }

View Full Code Here

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org.apache.commons.jelly.parser.XMLParser

org.apache.commons.jelly.TagLibrary

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