| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.myfaces.tobago.util; |
| |
| import javax.faces.application.FacesMessage; |
| import javax.faces.application.ProjectStage; |
| import javax.faces.component.UIComponent; |
| import javax.faces.context.FacesContext; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| |
| public final class DebugUtils { |
| |
| private DebugUtils() { |
| // to prevent instantiation |
| } |
| |
| public static String toString(final UIComponent component, final int offset) { |
| return toString(component, offset, false, null); |
| } |
| |
| public static String toString( |
| final UIComponent component, final int offset, final boolean asFacet, final Integer childIndex) { |
| final StringBuilder result = new StringBuilder(); |
| if (component == null) { |
| result.append("null"); |
| } else { |
| if (!asFacet) { |
| result.append(spaces(offset)); |
| if (childIndex != null) { |
| result.append('['); |
| result.append(childIndex); |
| result.append("] "); |
| } |
| result.append(toString(component)); |
| } |
| final Map facets = component.getFacets(); |
| if (facets.size() > 0) { |
| for (final Map.Entry<String, UIComponent> entry : (Set<Map.Entry<String, UIComponent>>) facets.entrySet()) { |
| final UIComponent facet = entry.getValue(); |
| result.append(spaces(offset + 1)); |
| result.append('['); |
| result.append(entry.getKey()); |
| result.append("] "); |
| result.append(toString(facet)); |
| result.append(toString(facet, offset + 1, true, null)); |
| } |
| } |
| final List<UIComponent> children = component.getChildren(); |
| for (int i = 0; i < children.size(); i++) { |
| result.append(toString(children.get(i), offset + 1, false, i)); |
| } |
| } |
| return result.toString(); |
| } |
| |
| public static String toString(final UIComponent component) { |
| final StringBuilder buf = new StringBuilder(component.getClass().getName()); |
| // buf.append('@'); |
| // buf.append(Integer.toHexString(component.hashCode())); |
| buf.append(" "); |
| buf.append(component.getRendererType()); |
| buf.append(" "); |
| // buf.append(component.getId()); |
| // buf.append(" "); |
| buf.append(component.getClientId(FacesContext.getCurrentInstance())); |
| if (component instanceof javax.faces.component.UIViewRoot) { |
| buf.append(" viewId="); |
| buf.append(((javax.faces.component.UIViewRoot) component).getViewId()); |
| } |
| buf.append(" rendered="); |
| buf.append(component.isRendered()); |
| buf.append('\n'); |
| return buf.toString(); |
| } |
| |
| public static String spaces(final int n) { |
| final StringBuilder buffer = new StringBuilder(); |
| for (int i = 0; i < n; i++) { |
| buffer.append(" "); |
| } |
| return buffer.toString(); |
| } |
| |
| public static void addDevelopmentMessage(final FacesContext facesContext, final String message) { |
| if (facesContext.isProjectStage(ProjectStage.Development)) { |
| facesContext.addMessage(null, new FacesMessage(message)); |
| } |
| } |
| |
| } |