Examples of org.geotools.filter.text.cql2.CQL

org.geotools.filter.text.cql2.CQLException

geotools.org/latest/userguide/guide/library/cql/internal.html">BNF of grammar to see what exactly you can do.

  Filter f = CQL.toFilter("ATTR1 < 10 AND ATTR2 < 2 OR ATTR3 > 10"); Filter f = CQL.toFilter("NAME = 'New York' "); Filter f = CQL.toFilter("NAME LIKE 'New%' "); Filter f = CQL.toFilter("NAME IS NULL"); Filter f = CQL.toFilter("DATE BEFORE 2006-11-30T01:30:00Z"); Filter f = CQL.toFilter("NAME DOES-NOT-EXIST"); Filter f = CQL.toFilter("QUANTITY BETWEEN 10 AND 20"); Filter f = CQL.toFilter("CROSSES(SHAPE, LINESTRING(1 2, 10 15))"); Filter f = CQL.toFilter("BBOX(SHAPE, 10,20,30,40)"); Expression e = CQL.toExpression("NAME"); Expression e = CQL.toExpression("QUANTITY * 2"); Expression e = CQL.toExpression("strConcat(NAME, 'suffix')"); List filters = CQL.toFilterList("NAME IS NULL;BBOX(SHAPE, 10,20,30,40);INCLUDE");

Implementation specification 1.0 @since 2.5 @author Mauricio Pazos (Axios Engineering) @author Gabriel Roldan (Axios Engineering) @version $Id$ @source $URL$

        try {
            item = stack.pop();


            return (org.opengis.filter.expression.Expression) item.getBuilt();
        } catch (ClassCastException cce) {
            throw new CQLException("Expecting Expression",
                item.getToken(), cce, this.cqlSource);
        } catch (EmptyStackException ese) {
            throw new CQLException("No items on stack");
        }
    }

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        try {
            item =  stack.pop();


            return (Literal) item.getBuilt();
        } catch (ClassCastException cce) {
            throw new CQLException("Expecting Literal",
                item.getToken(), cce, this.cqlSource);
        } catch (EmptyStackException ese) {
            throw new CQLException("No items on stack");
        }
    }

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        try {
            item = stack.pop();


            return (PropertyName) item.getBuilt();
        } catch (ClassCastException cce) {
            throw new CQLException("Expecting Property",
                item.getToken(), cce, this.cqlSource);
        } catch (EmptyStackException ese) {
            throw new CQLException("No items on stack");
        }
    }

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        try {
            item = stack.pop();


            return (Filter) item.getBuilt();
        } catch (ClassCastException cce) {
            throw new CQLException("Expecting Filter",
                item.getToken(), cce, this.cqlSource);
        } catch (EmptyStackException ese) {
            throw new CQLException("No items on stack");
        }
    }

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        try {
            item = stack.pop();


            return (PeriodNode) item.getBuilt();
        } catch (ClassCastException cce) {
            throw new CQLException("Expecting Period",
                item.getToken(), cce, this.cqlSource);
        } catch (EmptyStackException ese) {
            throw new CQLException("No items on stack");
        }
    }

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        Period period = new DefaultPeriod(new DefaultInstant(ip1),new DefaultInstant(ip2 ));
            
            return period;
            
        } catch (ClassCastException cce) {
            throw new CQLException("Expecting Period",
                item.getToken(), cce, this.cqlSource);
        } catch (EmptyStackException ese) {
            throw new CQLException("No items on stack");
        }
    }

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            Literal expr = this.popLiteral();
            Double number = new Double(expr.getValue().toString());


            return number.doubleValue();
        } catch (ClassCastException cce) {
            throw new CQLException("Expected double");
        }
    }

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            Literal expr = this.popLiteral();
            Integer number = (Integer) expr.getValue();


            return number.intValue();
        } catch (ClassCastException cce) {
            throw new CQLException("Expected double");
        }
    }

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            Result resultPart = stack.pop();
            IToken token = resultPart.getToken();


            return token.toString();
        } catch (ClassCastException e) {
            throw new CQLException("identifier part is expected");
        }
    }

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            Result result = (Result) stack.pop();
            String identifier = (String) result.getBuilt();


            return identifier;
        } catch (ClassCastException e) {
            throw new CQLException("fail in identifier parsing");
        }
    }

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org.geotools.filter.FilterTransformer

org.geotools.filter.text.commons.AbstractFilterBuilder

org.geotools.filter.text.commons.BuildResultStack

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org.geotools.filter.text.commons.ExpressionToText

org.geotools.filter.text.commons.IToken

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