org.opengis.filter.expression.NilExpression Java Examples

The following examples show how to use org.opengis.filter.expression.NilExpression. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: AttributeSelection.java    From sldeditor with GNU General Public License v3.0 6 votes vote down vote up 
/**
 * Populate.
 *
 * @param expression the expression
 */
public void populate(Expression expression) {
    if (expression != null) {
        populateAttributeComboxBox(expression);

        if ((expression instanceof NilExpression)
                || (expression instanceof ConstantExpression)
                || (expression instanceof LiteralExpressionImpl)) {
            valuePanel.populateExpression(expression);
        } else if (expression instanceof AttributeExpressionImpl) {
            setAttribute(expression);
        } else {
            expressionPanel.populateExpression(expression);
        }
    }
}
Example #2
Source File: AttributeSelection.java    From sldeditor with GNU General Public License v3.0 6 votes vote down vote up 
/**
 * Populate.
 *
 * @param expression the expression
 */
public void populateAttributeComboxBox(Expression expression) {

    String panelName;

    // Clear out any old values
    expressionPanel.populateExpression(null);
    dataSourceAttributePanel.setAttribute(null);

    if (expression == null) {
        panelName = ValueSubPanel.getPanelName();
    } else if (expression instanceof NilExpression) {
        panelName = ValueSubPanel.getPanelName();
    } else if (expression instanceof ConstantExpression) {
        panelName = ValueSubPanel.getPanelName();
    } else if (expression instanceof LiteralExpressionImpl) {
        panelName = ValueSubPanel.getPanelName();
    } else if (expression instanceof AttributeExpressionImpl) {
        panelName = DataSourceAttributePanel.getPanelName();
    } else {
        panelName = ExpressionSubPanel.getPanelName();
    }

    oldValueObj = panelName;
    attributeChooserComboBox.setSelectedItem(panelName);
}
Example #3
Source File: FieldConfigBase.java    From sldeditor with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Populate.
 *
 * @param expression the expression
 */
public void populate(Expression expression) {
    if (attributeSelectionPanel != null) {
        attributeSelectionPanel.populateAttributeComboxBox(expression);
    }

    if (expression == null) {
        expressionType = ExpressionTypeEnum.E_VALUE;

        revertToDefaultValue();

        valueUpdated();
    } else {
        if (expression instanceof LiteralExpressionImpl) {
            populateLiteralExpression(expression);
        } else if (expression instanceof ConstantExpression) {
            populateConstantExpression(expression);
        } else if (expression instanceof NilExpression) {
            populateNilExpression();
        } else if (expression instanceof ProcessFunction) {
            populateProcessFunction(expression);
        } else if (expression instanceof AttributeExpressionImpl) {
            populateAttributeExpression(expression);
        } else if ((expression instanceof FunctionExpressionImpl)
                || (expression instanceof BinaryExpression)) {
            expressionType = ExpressionTypeEnum.E_EXPRESSION;

            if (attributeSelectionPanel != null) {
                attributeSelectionPanel.populate(expression);
            }

            setCachedExpression(expression);
        } else {
            expressionType = ExpressionTypeEnum.E_EXPRESSION;
        }
    }

    setValueFieldState();
}
Example #4
Source File: FilterToElastic.java    From elasticgeo with GNU General Public License v3.0 4 votes vote down vote up 
public Object visit(NilExpression expression, Object extraData) {
    field = null;
    return extraData;
}
Example #5
Source File: ElasticFilterTest.java    From elasticgeo with GNU General Public License v3.0 4 votes vote down vote up 
@Test
public void testNilFilter() {
    builder.field = "field";
    builder.visit((NilExpression) NilExpression.NIL, null);
    assertNull(builder.field);
}
Example #6
Source File: ExtractGeometryFilterVisitor.java    From geowave with Apache License 2.0 4 votes vote down vote up 
@Override
public Object visit(final NilExpression expression, final Object data) {
  return new ExtractGeometryFilterVisitorResult(infinity(), null);
}
Example #7
Source File: ExtractTimeFilterVisitor.java    From geowave with Apache License 2.0 4 votes vote down vote up 
@Override
public Object visit(final NilExpression expression, final Object data) {
  return new TemporalConstraints();
}