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com.fatwire.cs.core.search.query
Interface QueryExpression

public interface QueryExpression

QueryExpression represents a query that could be performed in Search Engine.

Method Summary

QueryExpression	and(QueryExpression q) Combine the two QueryExpression with an "and" operation
QueryExpression	and(java.lang.String fieldname, Operation op, java.util.List values) The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
QueryExpression	and(java.lang.String fieldname, Operation op, java.util.List values, boolean negate) The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
QueryExpression	and(java.lang.String fieldname, Operation op, java.lang.Object value) The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
QueryExpression	and(java.lang.String fieldname, Operation op, java.lang.Object value, boolean negate) The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
com.fatwire.cs.core.util.BinaryTree<java.lang.Object>	getBinaryTree() Gets the binary tree representation of all the query conditions specified in this QueryExpression
int	getMaxResults() Gets the max number of results that the search engine would return from this query
java.util.List<SortOrder>	getSortOrder() Gets the list of SortOrder that search engine would use when runs this query
int	getStartIndex() Gets the starting index of which we want the query results to be returned from
java.lang.String	getStringFormat() Gets a String representation of the QueryExpression
QueryExpression	or(QueryExpression q) Combine the two QueryExpression with an "or" operation
QueryExpression	or(java.lang.String fieldname, Operation op, java.util.List values) The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
QueryExpression	or(java.lang.String fieldname, Operation op, java.util.List values, boolean negate) The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
QueryExpression	or(java.lang.String fieldname, Operation op, java.lang.Object value) The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
QueryExpression	or(java.lang.String fieldname, Operation op, java.lang.Object value, boolean negate) The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation
void	setMaxResults(int max) Sets the max number of results that the search engine would return from this query
void	setSortOrder(java.util.List<SortOrder> so) Sets the list of SortOrder that search engine would use when runs this query
void	setStartIndex(int start) Sets the starting index of which we want the query results to be returned from

Method Detail

getStringFormat

java.lang.String getStringFormat()

Gets a String representation of the QueryExpression

Returns:

the String representation of the QueryExpression

and

QueryExpression and(java.lang.String fieldname,
                    Operation op,
                    java.lang.Object value)

The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

value - the value of the additional query

Returns:

a new QueryExpression that represents "and" between the current QueryExpression and the condition passed in

and

QueryExpression and(java.lang.String fieldname,
                    Operation op,
                    java.lang.Object value,
                    boolean negate)

The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

value - the value of the additional query

negate - whether the new Query is a negative condition which indicates "not" true for the additional query

Returns:

a new QueryExpression that represents "and" between the current QueryExpression and the condition passed in

and

QueryExpression and(java.lang.String fieldname,
                    Operation op,
                    java.util.List values)

The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

values - the values of the additional query

Returns:

a new QueryExpression that represents "and" between the current QueryExpression and the condition passed in

and

QueryExpression and(java.lang.String fieldname,
                    Operation op,
                    java.util.List values,
                    boolean negate)

The method does an and operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

values - the values of the additional query

negate - whether the new Query is a negative condition which indicates "not" true for the additional query

Returns:

a new QueryExpression that represents "and" between the current QueryExpression and the condition passed in

or

QueryExpression or(java.lang.String fieldname,
                   Operation op,
                   java.lang.Object value)

The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

value - the value of the additional query

Returns:

a new QueryExpression that represents "or" between the current QueryExpression and the condition passed in

or

QueryExpression or(java.lang.String fieldname,
                   Operation op,
                   java.lang.Object value,
                   boolean negate)

The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

value - the value of the additional query

negate - whether the new Query is a negative condition which indicates "not" true for the additional query

Returns:

a new QueryExpression that represents "or" between the current QueryExpression and the condition passed in

or

QueryExpression or(java.lang.String fieldname,
                   Operation op,
                   java.util.List values)

The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

values - the values of the additional query

Returns:

a new QueryExpression that represents "or" between the current QueryExpression and the condition passed in

or

QueryExpression or(java.lang.String fieldname,
                   Operation op,
                   java.util.List values,
                   boolean negate)

The method does an or operation between this QueryExpression and the query specified by fieldname, op and value and returns a new QueryExpression that represents the result of the and operation

Parameters:

fieldname - the name of the field of the additional query

op - the query operation of the additional query

values - the values of the additional query

negate - whether the new Query is a negative condition which indicates "not" true for the additional query

Returns:

a new QueryExpression that represents "or" between the current QueryExpression and the condition passed in

and

QueryExpression and(QueryExpression q)

Combine the two QueryExpression with an "and" operation

Parameters:

q - the QueryExpression to combine with the current one

Returns:

the QueryExpression resulted from the "and" operation of the two QueryExpressions

or

QueryExpression or(QueryExpression q)

Combine the two QueryExpression with an "or" operation

Parameters:

q - the QueryExpression to combine with the current one

Returns:

the QueryExpression resulted from the "or" operation of the two QueryExpressions

getStartIndex

int getStartIndex()

Gets the starting index of which we want the query results to be returned from

Returns:

the starting index

setStartIndex

void setStartIndex(int start)

Sets the starting index of which we want the query results to be returned from

Parameters:

start - the starting index

getMaxResults

int getMaxResults()

Gets the max number of results that the search engine would return from this query

Returns:

the int number of max results

setMaxResults

void setMaxResults(int max)

Sets the max number of results that the search engine would return from this query

Parameters:

max - the int number of max results

setSortOrder

void setSortOrder(java.util.List<SortOrder> so)

Sets the list of SortOrder that search engine would use when runs this query

Parameters:

so - the list of SortOrder

getSortOrder

java.util.List<SortOrder> getSortOrder()

Gets the list of SortOrder that search engine would use when runs this query

Returns:

the list of SortOrder

getBinaryTree

com.fatwire.cs.core.util.BinaryTree<java.lang.Object> getBinaryTree()

Gets the binary tree representation of all the query conditions specified in this QueryExpression

Returns:

the BinaryTree representation of all the conditions in this QueryExpression

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