morgand 01/03/06 15:07:58
Added: scopes/src/org/apache/taglibs/scopes AttributesTag.java
AttributesTEI.java AttributeTag.java
BaseScopedBodyTag.java BaseScopedTag.java
EqualsAttributeTag.java EqualsInitParameterTag.java
ExistsAttributeTag.java ExistsInitParameterTag.java
InitParametersTag.java InitParametersTEI.java
InitParameterTag.java RemoveAttributeTag.java
SetAttributeTag.java
Log:
new provisional taglib "scopes"
Revision Changes Path
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/AttributesTag.java
Index: AttributesTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The _names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their _names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.Enumeration;
import javax.servlet.ServletContext;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;
/**
* JSP Tag <b>_attributes</b>, used to get ServletContext _attribute
* information using the standard JSP 1.2 <jsp:getProperty> tag.
* <p>
* The script variable of _name <b>id</b> is availble only within the
* body of the <b>_attributes</b> tag.
* <p>
* Loops through all the _attributes in the ServletContext.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>_attributes</_name>
* <tagclass>org.apache.taglibs.application.AttributesTag</tagclass>
* <teiclass>org.apache.taglibs.application.AttributesTEI</teiclass>
* <bodycontent>JSP</bodycontent>
* <info>Loop through all _attributes or get a single _attribute.</info>
* <_attribute>
* <_name>id</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </_attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class AttributesTag extends BaseScopedBodyTag
{
private String _name = null;
private ServletContext _app = null;
private Enumeration _attributes = null;
private String _attribute = null;
/**
* Loops through all the _attributes that came within the ServletContext.
*
* @return SKIP_BODY if no _attributes are found, EVAL_BODY_TAG if an _attribute
exists
*/
public final int doStartTag() throws JspException
{
_attributes = pageContext.getAttributeNamesInScope(_scope);
if( _attributes == null || !_attributes.hasMoreElements() )
return SKIP_BODY;
_attribute = (String)_attributes.nextElement();
if( _attribute == null )
return SKIP_BODY;
pageContext.setAttribute(id,this,_scope);
return EVAL_BODY_TAG;
}
/**
* Method called at end of each _attributes tag.
*
* @return EVAL_BODY_TAG if there is another _attribute, or SKIP_BODY if there
are no more _attributes
*/
public final int doAfterBody() throws JspException
{
// See if this is the last _attribute
if( !_attributes.hasMoreElements() )
return SKIP_BODY;
// There is another _attribute, so loop again
_attribute = (String)_attributes.nextElement();
if( _attribute == null )
return SKIP_BODY;
return EVAL_BODY_TAG;
}
/**
* Method called at end of Tag
* @return EVAL_PAGE
*/
public final int doEndTag() throws JspException
{
try
{
if(bodyContent != null)
bodyContent.writeOut(bodyContent.getEnclosingWriter());
} catch(java.io.IOException e)
{
throw new JspException("IO Error: " + e.getMessage());
}
return EVAL_PAGE;
}
/**
* Returns the _name of the _attribute.
* <p>
* <jsp:getProperty _name=<i>"id"</i> property="_name"/>
*
* @return String - _attribute _name
*/
public final String getName()
{
return _attribute;
}
/**
* Returns the value of the _attribute.
* <p>
* <jsp:getProperty _name=<i>"id"</i> property="_attribute"/>
*
* @return String - value of the _attribute
*/
public final String getAttribute()
{
Object value = _app.getAttribute(_attribute);
if( value == null )
return "";
return "" + value.toString();
}
/**
* Remove the script variable after _attributes tag closed out
*/
public final void release()
{
if( id != null && id.length() > 0 )
pageContext.removeAttribute(id,_scope);
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/AttributesTEI.java
Index: AttributesTEI.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import javax.servlet.jsp.tagext.TagData;
import javax.servlet.jsp.tagext.TagExtraInfo;
import javax.servlet.jsp.tagext.VariableInfo;
/**
* TagExtraInfo for <b>attributes</b> tag, allows use of standard
* JSP 1.2 <jsp:getProperty/> with the <b>attributes</b> tag script
* variable id.
*
* @see AttributesTag
*
* @author Morgan Delagrange
*/
public class AttributesTEI extends TagExtraInfo
{
public final VariableInfo[] getVariableInfo(TagData data)
{
return new VariableInfo[]
{
new VariableInfo(
data.getAttributeString("id"),
"org.apache.taglibs.scopes.AttributesTag",
true,
VariableInfo.NESTED
),
};
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/AttributeTag.java
Index: AttributeTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
/**
* JSP Tag <b>attribute</b>, used to output the value for a single
* ServletContext attribute named with <b>_name</b>.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>attribute</_name>
* <tagclass>org.apache.taglibs.application.AttributeTag</tagclass>
* <bodycontent>empty</bodycontent>
* <info>Output the value of a single attribute.</info>
* <attribute>
* <_name>_name</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class AttributeTag extends BaseScopedTag
{
// Name of application attribute
private String _name = null;
/**
* Method called at end of Tag to output attribute value
*
* @return EVAL_PAGE
*/
public final int doEndTag() throws JspException
{
Object value =
pageContext.getAttribute(_name,_scope);
if( value == null )
value = "";
try {
pageContext.getOut().write(value.toString());
} catch(Exception e) {
throw new JspException("IO Error: " + e.getMessage());
}
return EVAL_PAGE;
}
/**
* Set the required tag attribute <b>_name</b>.
*
* @param String _name of application attribute
*/
public final void setName(String str)
{
_name = str;
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/BaseScopedBodyTag.java
Index: BaseScopedBodyTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The _names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their _names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import javax.servlet.jsp.tagext.BodyTagSupport;
import javax.servlet.jsp.PageContext;
public class BaseScopedBodyTag extends BodyTagSupport {
protected int _scope = PageContext.PAGE_SCOPE;
public void setScope(String scopeName) {
if (scopeName.equals("request")) {
_scope = PageContext.REQUEST_SCOPE;
} else if (scopeName.equals("session")) {
_scope = PageContext.SESSION_SCOPE;
} else if (scopeName.equals("application")) {
_scope = PageContext.APPLICATION_SCOPE;
}
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/BaseScopedTag.java
Index: BaseScopedTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The _names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their _names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import javax.servlet.jsp.tagext.TagSupport;
import javax.servlet.jsp.PageContext;
public class BaseScopedTag extends TagSupport {
protected int _scope = PageContext.PAGE_SCOPE;
public void setScope(String scopeName) {
if (scopeName.equals("request")) {
_scope = PageContext.REQUEST_SCOPE;
} else if (scopeName.equals("session")) {
_scope = PageContext.SESSION_SCOPE;
} else if (scopeName.equals("application")) {
_scope = PageContext.APPLICATION_SCOPE;
}
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/EqualsAttributeTag.java
Index: EqualsAttributeTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>equalsattribute</b>, used to determine if a ServletContext
* attribute equals the _value of the "_match" tag attribute.
* <p>
* Includes the body of the tag if the attribute equals the _value of the
* "_match" tag attribute.
* <p>
* You can set the optional tag attribute <b>_value</b> to <i>true</i> or
* <i>false</i>. The body of the tag is included if equalsattribute matches
* the _value.
* <p>
* You can set the optional tag attribute <b>_ignorecase</b> to <i>true</i> or
* <i>false</i>. If _ignorecase is set to true, then the comparison between the
* application attribute and the "_match" tag attribute will <i>not</i> be
* case-sensitive.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>equalsattribute</_name>
* <tagclass>org.apache.taglibs.application.EqualsAttributeTag</tagclass>
* <bodycontent>JSP</bodycontent>
* <info>Includes the body of the tag if the application attribute equals the
* _value of the "_match" tag attribute.</info>
* <attribute>
* <_name>_name</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_value</_name>
* <required>false</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_match</_name>
* <required>true</required>
* <rtexprvalue>true</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_ignorecase</_name>
* <required>false</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class EqualsAttributeTag extends BaseScopedTag
{
private String _name = null;
private String _match = null;
//default behaviour is don't ignore case and execute body when tag contents
//equal _value set by setMatch
private Boolean _ignorecase = new Boolean("false");
private Boolean _value = new Boolean("true");
/**
* Includes the body of the tag if the application attribute equals the _value
set in the
* '_match' attribute.
*
* @return SKIP_BODY if equalsattribute body content does not equal the _value
of
* the _match attribute, EVAL_BODY_include if it does
*/
public final int doStartTag() throws JspException
{
//result is whether or not tag contents equal the _match attribute
boolean result = false;
Object attribute = pageContext.getAttribute(_name,_scope);
if (attribute == null) {
result = false;
} else {
String attributeValue = attribute.toString();
if (_ignorecase.booleanValue() == true) {
result = attributeValue.equalsIgnoreCase(_match);
} else {
result = attributeValue.equals(_match);
}
}
if (result == true) {
if (_value.booleanValue() == true) {
return EVAL_BODY_INCLUDE;
} else {
return SKIP_BODY;
}
} else {
if (_value.booleanValue() == false) {
return EVAL_BODY_INCLUDE;
} else {
return SKIP_BODY;
}
}
}
/**
* Set the required tag attribute <b>_name</b>.
*
* @param String _name of application attribute
*/
public final void setName(String str)
{
_name = str;
}
/**
* Set the String that will be compared to the application
* attribute.
*
* @param String _value to _match against the application attribute
*/
public final void setMatch(String str) {
_match=str;
}
/**
* If _ignorecase is set to true, then the comparison
* between the "_match" attribute and the
* application attribute will <i>not</i> be case sensitive
*
* @param str true = ignore case<BR>false = case sensitive<BR>
* default _value = false
*/
public final void setIgnorecase(String str) {
_ignorecase = new Boolean(str);
}
/**
* Set the optional tag attribute <b>_value</b> to true or false.
*
* @param String true or false
*/
public final void setValue(String str)
{
_value = new Boolean(str);
}
public void release() {
_name = null;
_match = null;
//default behaviour is don't ignore case and execute body when tag contents
//equal _value set by setMatch
_ignorecase = new Boolean("false");
_value = new Boolean("true");
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/EqualsInitParameterTag.java
Index: EqualsInitParameterTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>equalsinitparameter</b>, used to determine if an init parameter
* equals the _value of the "_match" tag attribute.
* <p>
* Includes the body of the tag if the init parameter equals the _value of the
* "_match" tag attribute.
* <p>
* You can set the optional tag attribute <b>_value</b> to <i>true</i> or
* <i>false</i>. The body of the tag is included if equalsinitparameter matches
* the _value.
* <p>
* You can set the optional tag attribute <b>_ignorecase</b> to <i>true</i> or
* <i>false</i>. If _ignorecase is set to true, then the comparison between the
* init parameter and the "_match" tag attribute will <i>not</i> be
* case-sensitive.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>equalsinitparameter</_name>;
* <tagclass>org.apache.taglibs.application.EqualsInitParamaeterTag</tagclass>
* <bodycontent>JSP</bodycontent>
* <info>Includes the body of the tag if the init parameter equals the
* _value of the "_match" tag attribute.</info>
* <attribute>
* <_name>_name</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_value</_name>
* <required>false</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_match</_name>
* <required>true</required>
* <rtexprvalue>true</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_ignorecase</_name>
* <required>false</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class EqualsInitParameterTag extends TagSupport
{
private String _name = null;
private String _match = null;
//default behaviour is don't ignore case and execute body when tag contents
//equal _value set by setMatch
private Boolean _ignorecase = new Boolean("false");
private Boolean _value = new Boolean("true");
/**
* Includes the body of the tag if the init parameter equals the _value set in
the
* '_match' attribute.
*
* @return SKIP_BODY if equalsinitparameter doesn't _match _value,
EVAL_BODY_include if equalsinitparameter matches _value
*/
public final int doStartTag() throws JspException
{
//result is whether or not tag contents equal the _match attribute
boolean result = false;
String initParam = pageContext.getServletContext().getInitParameter(_name);
if (initParam == null) {
result = false;
} else {
if (_ignorecase.booleanValue() == true) {
result = initParam.equalsIgnoreCase(_match);
} else {
result = initParam.equals(_match);
}
}
if (result == true) {
if (_value.booleanValue() == true) {
return EVAL_BODY_INCLUDE;
} else {
return SKIP_BODY;
}
} else {
if (_value.booleanValue() == false) {
return EVAL_BODY_INCLUDE;
} else {
return SKIP_BODY;
}
}
}
/**
* Set the required tag attribute <b>_name</b>.
*
* @param String _name of init parameter
*/
public final void setName(String str)
{
_name = str;
}
/**
* Set the String that will be compared to the init
* parameter.
*
* @param String _value to _match against the init parameter
*/
public final void setMatch(String str) {
_match=str;
}
/**
* If _ignorecase is set to true, then the comparison
* between the "_match" attribute and the
* init parameter will <i>not</i> be case sensitive
*
* @param str true = ignore case<BR>false = case sensitive<BR>
* default _value = false
*/
public final void setIgnorecase(String str) {
_ignorecase = new Boolean(str);
}
/**
* Set the optional tag attribute <b>_value</b> to true or false.
*
* @param String true or false
*/
public final void setValue(String str)
{
_value = new Boolean(str);
}
public void release() {
_name = null;
_match = null;
//default behaviour is don't ignore case and execute body when tag contents
//equal _value set by setMatch
_ignorecase = new Boolean("false");
_value = new Boolean("true");
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/ExistsAttributeTag.java
Index: ExistsAttributeTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>existsattribute</b>, used to determine if a ServletContext
* attribute exists.
* <p>
* Includes the body of the tag if the attribute exists.
* <p>
* You can set the optional tag attribute <b>_value</b> to <i>true</i> or
* <i>false</i>. The body of the tag is included if existsattribute matches
* the _value.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>existsattribute</_name>
* <tagclass>org.apache.taglibs.application.ExistsAttributeTag</tagclass>
* <bodycontent>JSP</bodycontent>
* <info>Includes the body of the tag if the application attribute
exists.</info>
* <attribute>
* <_name>_name</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* <attribute>
* <_name>_value</_name>
* <required>false</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class ExistsAttributeTag extends BaseScopedTag
{
private String _name = null;
private Boolean _value = null;
/**
* Includes the body of the tag if the application attribute exists.
*
* @return SKIP_BODY if existsattribute doesn't match _value, EVAL_BODY_include
if existsattribute matches _value
*/
public final int doStartTag() throws JspException
{
boolean result = false;
if( pageContext.getAttribute(_name,_scope) != null )
result = true;
if( _value == null ) {
if( result )
return EVAL_BODY_INCLUDE;
return SKIP_BODY;
}
if( _value.booleanValue() == result )
return EVAL_BODY_INCLUDE;
return SKIP_BODY;
}
/**
* Set the required tag attribute <b>_name</b>.
*
* @param String _name of application attribute
*/
public final void setName(String str)
{
_name = str;
}
/**
* Set the optional tag attribute <b>_value</b> to true or false.
*
* @param String true or false
*/
public final void setValue(String str)
{
_value = new Boolean(str);
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/ExistsInitParameterTag.java
Index: ExistsInitParameterTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>existsattribute</b>, used to determine if an init parameter
* exists.
* <p>
* Includes the body of the tag if the init parameter exists.
* <p>
* You can set the optional tag attribute <b>value</b> to <i>true</i> or
* <i>false</i>. The body of the tag is included if existsinitparameter matches
* the value.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <name>existsinitparameter</name>
*
<tagclass>org.apache.taglibs.application.ExistsInitParameterTag</tagclass>
* <bodycontent>JSP</bodycontent>
* <info>Includes the body of the tag if the init parameter
exists.</info>
* <attribute>
* <name>name</name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* <attribute>
* <name>value</name>
* <required>false</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class ExistsInitParameterTag extends TagSupport
{
private String name = null;
private Boolean value = null;
/**
* Includes the body of the tag if the init parameter exists.
*
* @return SKIP_BODY if existsinitparameter doesn't match value,
EVAL_BODY_include if existsinitparameter matches value
*/
public final int doStartTag() throws JspException
{
boolean result = false;
if( pageContext.getServletContext().getInitParameter(name) != null )
result = true;
if( value == null ) {
if( result )
return EVAL_BODY_INCLUDE;
return SKIP_BODY;
}
if( value.booleanValue() == result )
return EVAL_BODY_INCLUDE;
return SKIP_BODY;
}
/**
* Set the required tag attribute <b>name</b>.
*
* @param String name of init parameter
*/
public final void setName(String str)
{
name = str;
}
/**
* Set the optional tag attribute <b>value</b> to true or false.
*
* @param String true or false
*/
public final void setValue(String str)
{
value = new Boolean(str);
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/InitParametersTag.java
Index: InitParametersTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>initparameters</b>, used to get init parameters
* information using the standard JSP 1.2 <jsp:getProperty> tag.
* <p>
* The script variable of name <b>id</b> is availble only within the
* body of the <b>initparameters</b> tag.
* <p>
* Loops through all the init parameters in the ServletContext.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <name>initparameters</name>
* <tagclass>org.apache.taglibs.application.InitParametersTag</tagclass>
* <teiclass>org.apache.taglibs.application.InitParametersTEI</teiclass>
* <bodycontent>JSP</bodycontent>
* <info>Loop through all initparameters or get a single
initparameter.</info>
* <attribute>
* <name>id</name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class InitParametersTag extends BodyTagSupport
{
private String name = null;
private ServletContext app = null;
private Enumeration parameters = null;
private String paramName = null;
/**
* Loops through all the init parameters in the current ServletContext.
*
* @return SKIP_BODY if no init parameters are found, EVAL_BODY_TAG if an init
parameter exists
*/
public final int doStartTag() throws JspException
{
// Get the ServletContext
app = pageContext.getServletContext();
parameters = app.getInitParameterNames();
if( parameters == null || !parameters.hasMoreElements() )
return SKIP_BODY;
paramName = (String)parameters.nextElement();
if( paramName == null )
return SKIP_BODY;
pageContext.setAttribute(id,this);
return EVAL_BODY_TAG;
}
/**
* Method called at end of each initparmaeters tag.
*
* @return EVAL_BODY_TAG if there is another init parameter, or SKIP_BODY if
there are no more init parameters
*/
public final int doAfterBody() throws JspException
{
// See if this is the last init parameter
if( !parameters.hasMoreElements() )
return SKIP_BODY;
// There is another init parameter, so loop again
paramName = (String)parameters.nextElement();
if( paramName == null )
return SKIP_BODY;
return EVAL_BODY_TAG;
}
/**
* Method called at end of Tag
* @return EVAL_PAGE
*/
public final int doEndTag() throws JspException
{
try
{
if(bodyContent != null)
bodyContent.writeOut(bodyContent.getEnclosingWriter());
} catch(java.io.IOException e)
{
throw new JspException("IO Error: " + e.getMessage());
}
return EVAL_PAGE;
}
/**
* Returns the name of the init parameter.
* <p>
* <jsp:getProperty name=<i>"id"</i> property="name"/>
*
* @return String - init parameter name
*/
public final String getName()
{
return paramName;
}
/**
* Returns the value of the init parameter.
* <p>
* <jsp:getProperty name=<i>"id"</i> property="parameter"/>
*
* @return String - value of the init parameter
*/
public final String getParameter()
{
String paramValue = app.getInitParameter(paramName);
if (paramValue == null) {
return "";
}
return paramValue;
}
/**
* Remove the script variable after attributes tag closed out
*/
public final void release()
{
if( id != null && id.length() > 0 )
pageContext.removeAttribute(id,PageContext.PAGE_SCOPE);
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/InitParametersTEI.java
Index: InitParametersTEI.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import javax.servlet.jsp.tagext.*;
/**
* TagExtraInfo for <b>initparameters</b> tag, allows use of standard
* JSP 1.2 <jsp:getProperty/> with the <b>initparameters</b> tag script
* variable id.
*
* @see InitParametersTag
*
* @author Morgan Delagrange
*/
public class InitParametersTEI extends TagExtraInfo
{
public final VariableInfo[] getVariableInfo(TagData data)
{
return new VariableInfo[]
{
new VariableInfo(
data.getAttributeString("id"),
"org.apache.taglibs.scopes.InitParametersTag",
true,
VariableInfo.NESTED
),
};
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/InitParameterTag.java
Index: InitParameterTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>initparameter</b>, used to output the value for a single
* init parameter named with <b>name</b>.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <name>initparameter</name>
* <tagclass>org.apache.taglibs.application.InitParameterTag</tagclass>
* <bodycontent>empty</bodycontent>
* <info>Output the value of a single init parameter.</info>
* <attribute>
* <name>name</name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class InitParameterTag extends TagSupport
{
// Name of init parameter
private String name = null;
/**
* Method called at end of Tag to output init parameter value
*
* @return EVAL_PAGE
*/
public final int doEndTag() throws JspException
{
Object value =
pageContext.getServletContext().getInitParameter(name);
if( value == null )
value = "";
try {
pageContext.getOut().write(value.toString());
} catch(Exception e) {
throw new JspException("IO Error: " + e.getMessage());
}
return EVAL_PAGE;
}
/**
* Set the required tag attribute <b>name</b>.
*
* @param String name of init parameter
*/
public final void setName(String str)
{
name = str;
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/RemoveAttributeTag.java
Index: RemoveAttributeTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>removeattribute</b>, used to remove a ServletContext
* attribute with _name <b>_name</b>.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>removeattribute</_name>
* <tagclass>org.apache.taglibs.application.RemoveAttributeTag</tagclass>
* <bodycontent>empty</bodycontent>
* <info>Removes an attribute from the ServletContext.</info>
* <attribute>
* <_name>_name</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class RemoveAttributeTag extends BaseScopedTag
{
private String _name = null;
/**
* Removes an attribute from the ServletContext.
*
* @return SKIP_BODY
*/
public final int doStartTag() throws JspException
{
pageContext.removeAttribute(_name,_scope);
return SKIP_BODY;
}
/**
* Set the required tag attribute <b>_name</b>.
*
* @param String _name of application attribute to remove
*/
public final void setName(String str)
{
_name = str;
}
}
1.1
jakarta-taglibs/scopes/src/org/apache/taglibs/scopes/SetAttributeTag.java
Index: SetAttributeTag.java
===================================================================
/*
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.taglibs.scopes;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
/**
* JSP Tag <b>setattribute</b>, used to set a ServletContext
* attribute with _name <b>_name</b> to a String from the body of the tag.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <_name>setattribute</_name>
* <tagclass>org.apache.taglibs.application.SetAttributeTag</tagclass>
* <bodycontent>JSP</bodycontent>
* <info>Sets an attribute from the ServletContext.</info>
* <attribute>
* <_name>_name</_name>
* <required>true</required>
* <rtexprvalue>false</rtexprvalue>
* </attribute>
* </pre>
*
* @author Morgan Delagrange
*/
public class SetAttributeTag extends BaseScopedBodyTag
{
private String _name = null;
/**
* Returns EVAL_BODY_TAG so the body of the tag can be evaluated.
*
* @return EVAL_BODY_TAG
*/
public final int doStartTag() throws JspException
{
return EVAL_BODY_TAG;
}
/**
* Read the body of the setattribute tag to obtain the attribute value,
* then set the attribute with <b>_name</b> to that value.
*
* @return SKIP_BODY
*/
public final int doAfterBody() throws JspException
{
// Use the body of the tag as attribute value
BodyContent body = getBodyContent();
String s = body.getString();
// Clear the body since we only used it as input for the attribute
// value
body.clearBody();
// set the attribute
pageContext.setAttribute(_name,(Object)s,_scope);
return SKIP_BODY;
}
/**
* Set the required tag attribute <b>_name</b>.
*
* @param String _name of application attribute to set value for
*/
public final void setName(String str)
{
_name = str;
}
}
