org.hyperic.hq.ui.taglib.display
Class BooleanDecorator
java.lang.Object
org.hyperic.hq.ui.taglib.display.Decorator
org.hyperic.hq.ui.taglib.display.ColumnDecorator
org.hyperic.hq.ui.taglib.display.BaseDecorator
org.hyperic.hq.ui.taglib.display.BooleanDecorator
- All Implemented Interfaces:
- java.lang.Cloneable, javax.servlet.jsp.tagext.JspTag, javax.servlet.jsp.tagext.Tag
public class BooleanDecorator
- extends BaseDecorator
- implements java.lang.Cloneable
Lookup in the context messages for common boolean items for
textual display or HTML tag building i.e.
"Yes" - "No"
"On" - "Off"
"/image/icon_on.gif" - "/image/icon_off.gif"
If you have a property return a Boolean, you can do
In the properties file have these keys present:
resource.application.inventory.service.ispresent.true=YES
resource.application.inventory.service.ispresent.false=NO
To Do:
Make this work with boolean's as well as Booleans so you can have some
more fun. For instance, the "flag" might be a method that has indexed bits
i. e. in the example below getFlags() must might return java.util.BitSet
whose first bit we're interested in
In the properties file, have these keys present:
application.properties.key.prefix.true=Yes
application.properties.key.prefix.false=No
Fields inherited from interface javax.servlet.jsp.tagext.Tag |
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
Method Summary |
java.lang.String |
decorate(java.lang.Object columnValue)
The main method to override here. |
int |
doStartTag()
|
void |
release()
|
void |
setFlagKey(java.lang.String theFlagKey)
Sets the message prefix that respresents a boolean result |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface javax.servlet.jsp.tagext.Tag |
setPageContext |
BooleanDecorator
public BooleanDecorator()
setFlagKey
public void setFlagKey(java.lang.String theFlagKey)
- Sets the message prefix that respresents a boolean result
- Parameters:
theFlagKey
- a String that will have "true" or "false" appended to
it to look up in the application properties
decorate
public java.lang.String decorate(java.lang.Object columnValue)
- Description copied from class:
BaseDecorator
- The main method to override here. This should look something like this:
String name = null;
try {
name = (String) evalAttr("name", this.name, String.class);
}
catch (NullAttributeException ne) {
log.debug("bean " + this.name + " not found");
return "";
}
catch (JspException je) {
log.debug("can't evaluate name [" + this.name + "]: ", je);
return "";
}
StringBuffer buf = new StringBuffer(1024);
buf.append("");
buf.append(obj.toString());
buf.append(" | ");
return buf.toString()
- Specified by:
decorate
in class BaseDecorator
doStartTag
public int doStartTag()
throws javax.servlet.jsp.JspTagException
- Specified by:
doStartTag
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
doStartTag
in class BaseDecorator
- Throws:
javax.servlet.jsp.JspTagException
release
public void release()
- Specified by:
release
in interface javax.servlet.jsp.tagext.Tag
- Overrides:
release
in class BaseDecorator
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