org.primefaces.metadata.transformer.AbstractInputMetadataTransformer Maven / Gradle / Ivy
/*
* Copyright 2009-2014 PrimeTek.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.primefaces.metadata.transformer;
import java.io.IOException;
import javax.faces.component.EditableValueHolder;
import javax.faces.component.UIComponent;
import javax.faces.component.UIInput;
import javax.faces.component.html.HtmlInputSecret;
import javax.faces.component.html.HtmlInputText;
import javax.faces.context.FacesContext;
import org.primefaces.component.inputtextarea.InputTextarea;
import org.primefaces.context.RequestContext;
public abstract class AbstractInputMetadataTransformer implements MetadataTransformer {
public void transform(FacesContext context, RequestContext requestContext, UIComponent component) throws IOException {
if (component instanceof EditableValueHolder && component instanceof UIInput) {
transformInput(context, requestContext, (UIInput) component);
}
}
protected abstract void transformInput(FacesContext context, RequestContext requestContext, UIInput component) throws IOException;
protected void setMaxlength(UIInput input, int maxlength) {
if (input instanceof HtmlInputText) {
((HtmlInputText) input).setMaxlength(maxlength);
}
else if (input instanceof HtmlInputSecret) {
((HtmlInputSecret) input).setMaxlength(maxlength);
}
else if (input instanceof InputTextarea) {
((InputTextarea) input).setMaxlength(maxlength);
}
}
protected int getMaxlength(UIInput input) {
if (input instanceof HtmlInputText) {
return ((HtmlInputText) input).getMaxlength();
}
else if (input instanceof HtmlInputSecret) {
return ((HtmlInputSecret) input).getMaxlength();
}
return Integer.MIN_VALUE;
}
protected boolean isMaxlenghtSet(UIInput input) {
return getMaxlength(input) != Integer.MIN_VALUE;
}
}