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javatools.db
Class DbCriterion  

java.lang.Object
  javatools.db.DbExpr
      javatools.db.DbCriterion

All Implemented Interfaces:

DbTableUser

Direct Known Subclasses:

DbAndExpr, DbFalseExpr, DbOrExpr, DbTrueExpr

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public class DbCriterion

extends DbExpr

It is a class that represents an expression of the type "A op B", where "op" is a generic operator.

Version:

0.7

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Field Summary
(package private)  java.lang.Object	c1           The first term.
(package private)  java.lang.Object	c2           The second term.
(package private)  java.lang.String	op           The operator.

 

Fields inherited from class javatools.db.DbExpr

db

 

Constructor Summary

DbCriterion(DbDatabase db, java.lang.Object c1, java.lang.String op, java.lang.Object c2)           Builds a new DbCriterion object.

 

Method Summary
java.lang.String	getQueryString()           Returns the query string related to this expression.
int	setSqlValues(java.sql.PreparedStatement ps, int i)           Sets the real values in the passed statement.
void	usesTables(java.util.Set c)           Adds to the passed set, the tables used by this expression.

 

Methods inherited from class javatools.db.DbExpr

and, containsAllStrings, containsAllStrings, count, dateTrunc, equal, getString, greaterThan, greaterThanOrEqual, in, in, isNotNull, isNull, lessThan, lessThanOrEqual, like, lower, max, min, notEqual, notIn, notIn, or, setSqlValue, upper, usesTables

 

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Field Detail

c1

java.lang.Object c1

The first term.

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op

java.lang.String op

The operator.

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c2

java.lang.Object c2

The second term.

Constructor Detail

DbCriterion

public DbCriterion(DbDatabase db,
                   java.lang.Object c1,
                   java.lang.String op,
                   java.lang.Object c2)

Builds a new DbCriterion object.

Method Detail

getQueryString

public java.lang.String getQueryString()
                                throws DbException

Returns the query string related to this expression.

Specified by:

getQueryString in class DbExpr

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setSqlValues

public int setSqlValues(java.sql.PreparedStatement ps,
                        int i)
                 throws DbException,
                        java.sql.SQLException

Sets the real values in the passed statement. Anyway it is an obscure method, call Chris Bitmead.

Specified by:

setSqlValues in class DbExpr

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usesTables

public void usesTables(java.util.Set c)

Adds to the passed set, the tables used by this expression.

Specified by:

usesTables in interface DbTableUser

Overrides:

usesTables in class DbExpr

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SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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