edu.cornell.mannlib.vedit.tags.ErrorTag Maven / Gradle / Ivy
/* $This file is distributed under the terms of the license in LICENSE$ */
package edu.cornell.mannlib.vedit.tags;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import edu.cornell.mannlib.vedit.tags.EditTag;
import org.apache.commons.lang3.StringEscapeUtils;
/** This tag allows validation error messages to be displayed on a form JSP **/
public class ErrorTag extends EditTag {
private String name = null;
public void setName( String name ) {
this.name = name;
}
public int doEndTag() throws JspException {
try {
JspWriter out = pageContext.getOut();
String errors = null;
try {
errors = (String) getFormObject().getErrorMap().get(name);
} catch (Exception e){
System.out.println("Could not get the form object from which to extract validation error message.");
}
if (errors != null){
out.print(StringEscapeUtils.ESCAPE_HTML4.translate((String) errors));
}
} catch(Exception ex) {
throw new JspException(ex.getMessage());
}
return SKIP_BODY;
}
}