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<a name="ParameterParser Reference Documentation"> | |
<strong>ParameterParser Reference Documentation</strong></a></font> | |
</td> | |
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<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p>View tool for easy parsing of ServletRequest parameters.</p> | |
<table cellpadding="0" cellspacing="0"> | |
<tr><td colspan="2"><strong>Class</strong></td></tr> | |
<tr><td> </td><td>org.apache.velocity.tools.view.tools.ParameterParser</td></tr> | |
<tr><td colspan="2"><strong>Name</strong></td></tr> | |
<tr><td> </td><td>$params (this is the recommended name of the tool in | |
the Velocity context)</td></tr> | |
<tr><td colspan="2"><strong>Toolbox Configuration Example</strong></td></tr> | |
<tr><td> </td><td><pre><tool> | |
<key>params</key> | |
<scope>request</scope> | |
<class>org.apache.velocity.tools.view.tools.ParameterParser</class> | |
</tool></pre></td></tr> | |
<tr><td colspan="2"><strong>Author(s)</strong></td></tr> | |
<tr><td> </td><td><a href="mailto:nathan@esha.com">Nathan Bubna</a><br></td></tr> | |
</table> | |
<dl> | |
<dt><strong>Method Overview</strong></dt> | |
<dd> | |
<table cellpadding="2" cellspacing="2" border="0"> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#exists()">exists()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns <code>true</code> if a parameter for the specified key exists. | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getString()">getString()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns the specified servlet request parameter as a String | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getBoolean()">getBoolean()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns the specified servlet request parameter as a Boolean object or | |
a boolean primitive type | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getNumber()">getNumber()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns the specified servlet request parameter as a Number object | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getInt()">getInt()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns the specified servlet request parameter as an integer | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getDouble()">getDouble()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns the specified servlet request parameter as a double | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getStrings()">getStrings()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns an array of Strings of all the values of the specified servlet | |
request parameter | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getBooleans()">getBooleans()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns an array of Booleans of all the values of the specified servlet | |
request parameter | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getNumbers()">getNumbers()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns an array of Numbers of all the values of the specified servlet | |
request parameter | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getInts()">getInts()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns an array of integers of all the values of the specified servlet | |
request parameter | |
</td> | |
</tr> | |
<tr> | |
<td bgcolor="EEEEEE" nowrap> | |
<a href="#getDoubles()">getDoubles()</a></td> | |
<td bgcolor="EEEEEE"> | |
Returns an array of doubles of all the values of the specified servlet | |
request parameter | |
</td> | |
</tr> | |
</table> | |
</dd> | |
</dl> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="exists()"> | |
<strong>exists()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns <code>true</code> if a parameter for the specified key exists. | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
boolean exists(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the parameter in question | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
<code>true</code> if a parameter for the specified key exists or | |
<code>false</code> if this parameter is not present or has no value. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getString()"> | |
<strong>getString()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns the specified servlet request parameter as a String | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
String get(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
String getString(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
String getString(String key, String alternate) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
<dt>alternate</dt> | |
<dd> | |
<parameter name="alternate"> | |
An alternate value | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
The value of the parameter matching the specified key or the | |
specified alternate String if there is no matching parameter. | |
A value of <code>null</code> is returned if no alternate value | |
is defined and the desired parameter is not found. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getBoolean()"> | |
<strong>getBoolean()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns the specified servlet request parameter as a Boolean object or | |
a boolean primitive type | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
Boolean getBoolean(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
Boolean getBoolean(String key, Boolean alternate) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
boolean getBoolean(String key, boolean alternate) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
<dt>alternate</dt> | |
<dd> | |
<parameter name="alternate"> | |
An alternate value | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A Boolean object or boolean primitive type that represents the | |
value of the servlet request parameter matching the specified key | |
or the specified alternate boolean if there is no matching parameter. | |
A value of <code>null</code> is returned if no alternate value | |
is defined and the desired parameter is not found. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getNumber()"> | |
<strong>getNumber()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns the specified servlet request parameter as a Number object | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
Number getNumber(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
Number getNumber(String key, Number alternate) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
<dt>alternate</dt> | |
<dd> | |
<parameter name="alternate"> | |
An alternate value | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A <code>java.lang.Number</code> object that represents the | |
value of the servlet request parameter matching the specified key | |
or the specified alternate Number if there is no matching parameter. | |
A value of <code>null</code> is returned if no alternate value | |
is defined and the desired parameter is not found. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getInt()"> | |
<strong>getInt()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns the specified servlet request parameter as an integer | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
int getInt(String key, int alternate) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
<dt>alternate</dt> | |
<dd> | |
<parameter name="alternate"> | |
An alternate value | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
An integer that represents the | |
value of the servlet request parameter matching the specified key | |
or the specified alternate value if there is no matching parameter. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getDouble()"> | |
<strong>getDouble()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns the specified servlet request parameter as a double | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
double getDouble(String key, double alternate) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
<dt>alternate</dt> | |
<dd> | |
<parameter name="alternate"> | |
An alternate value | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
An double that represents the | |
value of the servlet request parameter matching the specified key | |
or the specified alternate value if there is no matching parameter. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getStrings()"> | |
<strong>getStrings()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns an array of Strings of all the values of the specified servlet | |
request parameter | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
String[] getStrings(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A array of Strings that represent all the values of the desired | |
request parameter or <code>null</code> if the parameter does not | |
exist. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getBooleans()"> | |
<strong>getBooleans()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns an array of Booleans of all the values of the specified servlet | |
request parameter | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
Boolean[] getBooleans(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A array of <code>java.lang.Boolean</code> that represent all the | |
values of the desired request parameter or <code>null</code> if | |
the parameter does not exist. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getNumbers()"> | |
<strong>getNumbers()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns an array of Numbers of all the values of the specified servlet | |
request parameter | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
Number[] getNumbers(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A array of <code>java.lang.Number</code> that represent all the | |
values of the desired request parameter or <code>null</code> if | |
the parameter does not exist. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getInts()"> | |
<strong>getInts()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns an array of integers of all the values of the specified servlet | |
request parameter | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
int[] getInts(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A array of integer primitive types that represent all the | |
values of the desired request parameter or <code>null</code> if | |
the parameter does not exist. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
<table border="0" cellspacing="0" cellpadding="2" width="100%"> | |
<tr> | |
<td colspan="2" bgcolor="#525D76"> | |
<font color="#ffffff" face="arial,helvetica.sanserif"> | |
<a name="getDoubles()"> | |
<strong>getDoubles()</strong></a></font> | |
</td> | |
</tr> | |
<tr> | |
<td NOWRAP> </td> | |
<td> | |
<p> | |
<abstract> | |
Returns an array of doubles of all the values of the specified servlet | |
request parameter | |
</abstract> | |
</p> | |
<p> | |
<table width="100%"><tr><td bgcolor="EEEEEE"> | |
<font size="+1"><code> | |
<signature> | |
double[] getDoubles(String key) | |
</signature> | |
</code></font> | |
</td></tr></table> | |
</p> | |
<dl> | |
<dt><strong>Parameters</strong></dt> | |
<dd> | |
<dl> | |
<dt>key</dt> | |
<dd> | |
<parameter name="key"> | |
The key of the desired string parameter | |
</parameter> | |
</dd> | |
</dl> | |
</dd> | |
</dl> | |
<dl> | |
<dt><strong>Returns</strong></dt> | |
<dd> | |
<returns> | |
A array of double primitive types that represent all the | |
values of the desired request parameter or <code>null</code> if | |
the parameter does not exist. | |
</returns> | |
</dd> | |
</dl> | |
<br clear="all"> | |
</td> | |
</tr> | |
</table> | |
</td> | |
</tr> | |
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<tr> | |
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<hr noshade="" size="1"/> | |
</td> | |
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<tr><td colspan="2"> | |
<div align="center"><font color="#525D76" size="-1"><em> | |
Copyright © 1999-2003, Apache Software Foundation | |
</em></font></div> | |
</td></tr> | |
</table> | |
</body> | |
</html> |