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package com.sun.faces.facelets.compiler;
import com.sun.faces.facelets.el.ELText;
import com.sun.faces.facelets.tag.jsf.ComponentSupport;
import com.sun.faces.facelets.util.FastWriter;
import javax.el.ELException;
import javax.faces.component.UIComponent;
import javax.faces.component.UniqueIdVendor;
import javax.faces.view.facelets.FaceletContext;
import java.io.IOException;
import java.io.Writer;
/**
* @author Jacob Hookom
* @version $Id$
*/
final class UITextHandler extends AbstractUIHandler {
private final ELText txt;
private final String alias;
private final int length;
public UITextHandler(String alias, ELText txt) {
this.alias = alias;
this.txt = txt;
this.length = txt.toString().length();
}
public void apply(FaceletContext ctx, UIComponent parent)
throws IOException {
if (parent != null) {
try {
ELText nt = this.txt.apply(ctx.getExpressionFactory(), ctx);
UIComponent c = new UIText(this.alias, nt);
String uid;
UIComponent ancestorNamingContainer = parent.getNamingContainer();
if (null != ancestorNamingContainer &&
ancestorNamingContainer instanceof UniqueIdVendor) {
uid = ((UniqueIdVendor) ancestorNamingContainer).createUniqueId(ctx.getFacesContext(), null);
} else {
uid = ComponentSupport.getViewRoot(ctx, parent).createUniqueId();
}
c.setId(uid);
this.addComponent(ctx, parent, c);
} catch (Exception e) {
throw new ELException(this.alias + ": "+ e.getMessage(), e.getCause());
}
}
}
public String toString() {
return this.txt.toString();
}
public String getText() {
return this.txt.toString();
}
public String getText(FaceletContext ctx) {
Writer writer = new FastWriter(this.length);
try {
this.txt.apply(ctx.getExpressionFactory(), ctx).write(writer, ctx);
} catch (IOException e) {
throw new ELException(this.alias + ": "+ e.getMessage(), e.getCause());
}
return writer.toString();
}
}