Package org.apache.taglibs.standard.tag.rt.sql

Class QueryTag

java.lang.Object

jakarta.servlet.jsp.tagext.TagSupport

jakarta.servlet.jsp.tagext.BodyTagSupport

org.apache.taglibs.standard.tag.common.sql.QueryTagSupport

org.apache.taglibs.standard.tag.rt.sql.QueryTag

All Implemented Interfaces:

SQLExecutionTag, BodyTag, IterationTag, JspTag, Tag, TryCatchFinally, Serializable

public class QueryTag
extends QueryTagSupport

Subclass for the JSTL library with rtexprvalue support.

Author:

Hans Bergsten, Justyna Horwat

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.apache.taglibs.standard.tag.common.sql.QueryTagSupport

dataSourceSpecified, maxRows, maxRowsSpecified, rawDataSource, sql, startRow

Fields inherited from class jakarta.servlet.jsp.tagext.BodyTagSupport

bodyContent

Fields inherited from class jakarta.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface jakarta.servlet.jsp.tagext.BodyTag

EVAL_BODY_BUFFERED, EVAL_BODY_TAG

Fields inherited from interface jakarta.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface jakarta.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

Constructors

Constructor	Description
QueryTag()	Constructs a new QueryTag.

Method Summary

Modifier and Type	Method	Description
void	setDataSource(Object dataSource)
void	setMaxRows(int maxRows)	Query result can be limited by specifying the maximum number of rows returned.
void	setSql(String sql)	Setter method for the SQL statement to use for the query.
void	setStartRow(int startRow)	The index of the first row returned can be specified using startRow.

Methods inherited from class org.apache.taglibs.standard.tag.common.sql.QueryTagSupport

addSQLParameter, doCatch, doEndTag, doFinally, doStartTag, setScope, setVar

Methods inherited from class jakarta.servlet.jsp.tagext.BodyTagSupport

doAfterBody, doInitBody, getBodyContent, getPreviousOut, release, setBodyContent

Methods inherited from class jakarta.servlet.jsp.tagext.TagSupport

findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface jakarta.servlet.jsp.tagext.Tag

getParent, setPageContext, setParent

Constructor Details

QueryTag

public QueryTag()

Constructs a new QueryTag. As with TagSupport, subclasses should not provide other constructors and are expected to call the superclass constructor

Method Details

setDataSource

public void setDataSource(Object dataSource)

setStartRow

public void setStartRow(int startRow)

The index of the first row returned can be specified using startRow.

setMaxRows

public void setMaxRows(int maxRows)

Query result can be limited by specifying the maximum number of rows returned.

setSql

public void setSql(String sql)

Setter method for the SQL statement to use for the query. The statement may contain parameter markers (question marks, ?). If so, the parameter values must be set using nested value elements.