Examples of jsynoptic.parser.ExpressionNode

jsynoptic.parser.ExpressionNode
This is the base class for all our nodes It has an evaluate() function, which evaluates the subtree under this node and return a Number value As a commodity to avoid duplicate code, it also has a function to return the list of variables used at any place in the tree

                }
                if ((exp == null) || exp.equals("")) {
                    JOptionPane.showMessageDialog(JSynoptic.gui.getOwner(),resources.getString("PleaseEnterAMathematicalExpression"),resources.getString("Error"),JOptionPane.ERROR_MESSAGE);
                    return;
                }
                ExpressionNode node = null;
                try {
                    ExpressionParser ep = new ExpressionParser(exp);
                    // Add the data sources as variables
                    // start by looping through collections
                    Set collections = DataSourcePool.global.dataSourceCollections();

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                if (!conflictsOK) {
                    return null; // cancel => do not create the source
                }
            }
        }
        ExpressionNode node = null;
        try {
            ExpressionParser ep = new ExpressionParser(expression);
            // Add the data sources as variables, once conflicts are resolved
            for (int i = 0; i < clm.size(); ++i) {
                VariableConflict vc = (VariableConflict) clm.get(i);

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Related Classes of jsynoptic.parser.ExpressionNode

jsynoptic.data.ExpressionDataSourceProvider

jsynoptic.ui.ExpressionPanel

java.util.Set

java.util.HashSet

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