Class QueryTag
- java.lang.Object
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- javax.servlet.jsp.tagext.TagSupport
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- javax.servlet.jsp.tagext.BodyTagSupport
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- org.apache.taglibs.standard.tag.common.sql.QueryTagSupport
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- org.apache.taglibs.standard.tag.el.sql.QueryTag
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- All Implemented Interfaces:
Serializable
,SQLExecutionTag
,javax.servlet.jsp.tagext.BodyTag
,javax.servlet.jsp.tagext.IterationTag
,javax.servlet.jsp.tagext.JspTag
,javax.servlet.jsp.tagext.Tag
,javax.servlet.jsp.tagext.TryCatchFinally
public class QueryTag extends QueryTagSupport
Subclass for the JSTL library with EL support.- Author:
- Hans Bergsten, Justyna Horwat
- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class org.apache.taglibs.standard.tag.common.sql.QueryTagSupport
dataSourceSpecified, maxRows, maxRowsSpecified, rawDataSource, sql, startRow
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Constructor Summary
Constructors Constructor Description QueryTag()
Constructs a new QueryTag.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
doStartTag()
Prepares for execution by setting the initial state, such as getting theConnection
void
setDataSource(String dataSourceEL)
void
setMaxRows(String maxRowsEL)
Query result can be limited by specifying the maximum number of rows returned.void
setSql(String sqlEL)
Setter method for the SQL statement to use for the query.void
setStartRow(String startRowEL)
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, setScope, setVar
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Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport
doAfterBody, doInitBody, getBodyContent, getPreviousOut, release, setBodyContent
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Methods inherited from class javax.servlet.jsp.tagext.TagSupport
findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue
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Method Detail
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setDataSource
public void setDataSource(String dataSourceEL)
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setStartRow
public void setStartRow(String startRowEL)
The index of the first row returned can be specified using startRow.
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setMaxRows
public void setMaxRows(String maxRowsEL)
Query result can be limited by specifying the maximum number of rows returned.
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setSql
public void setSql(String sqlEL)
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.
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doStartTag
public int doStartTag() throws javax.servlet.jsp.JspException
Description copied from class:QueryTagSupport
Prepares for execution by setting the initial state, such as getting theConnection
- Specified by:
doStartTag
in interfacejavax.servlet.jsp.tagext.Tag
- Overrides:
doStartTag
in classQueryTagSupport
- Throws:
javax.servlet.jsp.JspException
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