package railo.runtime.tag;
import railo.runtime.exp.PageException;
import railo.runtime.ext.tag.BodyTagTryCatchFinallyImpl;
import railo.runtime.interpreter.VariableInterpreter;
import railo.runtime.op.Caster;
/**
* Saves the generated content inside the tag body in a variable.
*
*
*
**/
public final class SaveContent extends BodyTagTryCatchFinallyImpl {
/** The name of the variable in which to save the generated content inside the tag. */
private String variable;
private boolean trim;
private boolean append;
@Override
public void release() {
super.release();
variable=null;
trim=false;
append=false;
}
/** set the value variable
* The name of the variable in which to save the generated content inside the tag.
* @param variable value to set
**/
public void setVariable(String variable) {
this.variable=variable;
}
public void setTrim(boolean trim) {
this.trim=trim;
}
/**
* if true, and a variable with the passed name already exists, the content will be appended to the variable instead of overwriting it
*/
public void setAppend(boolean append) {
this.append=append;
}
@Override
public int doStartTag() {
return EVAL_BODY_BUFFERED;
}
@Override
public int doAfterBody() throws PageException {
String value = trim ? bodyContent.getString().trim() : bodyContent.getString();
if ( append ) {
value = Caster.toString( VariableInterpreter.getVariableEL( pageContext, variable, "" ), "" ) + value; // prepend the current variable or empty-string if not found
}
pageContext.setVariable( variable, value );
bodyContent.clearBody();
return SKIP_BODY;
}
}