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Code Issues Actions 8 Packages Projects Releases Wiki Activity

Removed references to deprecated queryForInt method from documentation 

Issue: SPR-10257
This commit is contained in:
Juergen Hoeller 2013-04-30 22:09:50 +02:00
parent 657bd80bf9
commit 6be954e4cd
1 changed files with 11 additions and 13 deletions
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24
src/reference/docbook/jdbc.xml
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@ -304,12 +304,12 @@
<para>Here is a simple query for getting the number of rows in a
relation:</para>
<programlisting language="java">int rowCount = this.jdbcTemplate.queryForInt("select count(*) from t_actor");</programlisting>
<programlisting language="java">int rowCount = this.jdbcTemplate.queryForObject("select count(*) from t_actor", int.class);</programlisting>
<para>A simple query using a bind variable:</para>
<programlisting language="java">int countOfActorsNamedJoe = this.jdbcTemplate.queryForInt(
"select count(*) from t_actor where first_name = ?", "Joe");</programlisting>
<programlisting language="java">int countOfActorsNamedJoe = this.jdbcTemplate.queryForObject(
"select count(*) from t_actor where first_name = ?", int.class, "Joe");</programlisting>
<para>Querying for a <classname>String</classname>:</para>
@ -567,7 +567,7 @@ public int countOfActorsByFirstName(String firstName) {
SqlParameterSource namedParameters = new MapSqlParameterSource("first_name", firstName);
return namedParameterJdbcTemplate.queryForInt(sql, namedParameters);
return this.namedParameterJdbcTemplate.queryForObject(sql, int.class, namedParameters);
}</programlisting>
<para>Notice the use of the named parameter notation in the value
@ -598,9 +598,9 @@ public int countOfActorsByFirstName(String firstName) {
String sql = "select count(*) from T_ACTOR where first_name = :first_name";
Map namedParameters = Collections.singletonMap("first_name", firstName);
Map&lt;String, String&gt; namedParameters = Collections.singletonMap("first_name", firstName);
return this.namedParameterJdbcTemplate.queryForInt(sql, namedParameters);
return this.namedParameterJdbcTemplate.queryForObject(sql, int.class, namedParameters);
}</programlisting>
<para>One nice feature related to the
@ -664,7 +664,7 @@ public int countOfActors(Actor exampleActor) {
SqlParameterSource namedParameters = new BeanPropertySqlParameterSource(exampleActor);
return this.namedParameterJdbcTemplate.queryForInt(sql, namedParameters);
return this.namedParameterJdbcTemplate.queryForObject(sql, int.class, namedParameters);
}</programlisting>
<para>Remember that the
@ -838,10 +838,8 @@ public class ExecuteAStatement {
<section xml:id="jdbc-statements-querying">
<title>Running queries</title>
<para>Some query methods return a single value. To retrieve a count or a
specific value from one row, use
<methodname>queryForInt(..)</methodname>,
<methodname>queryForLong(..)</methodname> or
<para>Some query methods return a single value. To retrieve a count or
a specific value from one row, use
<methodname>queryForObject(..)</methodname>. The latter converts the
returned JDBC <classname>Type</classname> to the Java class that is
passed in as an argument. If the type conversion is invalid, then an
@ -862,11 +860,11 @@ public class RunAQuery {
}
public int getCount() {
return this.jdbcTemplate.queryForInt("select count(*) from mytable");
return this.jdbcTemplate.queryForObject("select count(*) from mytable", int.class);
}
public String getName() {
return (String) this.jdbcTemplate.queryForObject("select name from mytable", String.class);
return this.jdbcTemplate.queryForObject("select name from mytable", String.class);
}
public void setDataSource(DataSource dataSource) {