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Private implementation of the Apache MyFaces Trinidad project
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/*
* 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.trinidadinternal.menu;
import java.util.List;
import java.util.Map;
import javax.el.ELContext;
import javax.el.ExpressionFactory;
import javax.el.MethodExpression;
import javax.faces.context.FacesContext;
import javax.faces.event.ActionEvent;
import org.apache.myfaces.trinidad.util.ContainerUtils;
/**
* This class is a thread safe version of ItemNode class.
* It replicates most of the code in ItemNode but makes
* sure it does not modify state of the object.
*
* Therefore multiple request threads can access the
* properties of the objects of this class,in a thread safe
* manner.
*
* Please note that setters should not be called on objects
* of this class.Objects of this class are fully initialized
* on construction.
* @deprecated Use org.apache.myfaces.trinidad.menu.ImmutableItemNode instead of this one.
*/
@Deprecated
public class ImmutableItemNode extends ItemNode
{
public ImmutableItemNode(ItemNode node)
{
_icon = node.getIconProperty();
_focusViewId = node.getFocusViewIdProperty();
_renderedStr = node.getRenderedProperty();
_disabledStr = node.getDisabledProperty();
_visibleStr = node.getVisibleProperty();
_readOnlyStr = node.getReadOnlyProperty();
_handlerId = node.getHandlerIdProperty();
_bundleKey = node.getBundleKeyProperty();
_bundleName = node.getBundleNameProperty();
_accessKey = node.getAccessKeyProperty();
_id = node.getIdProperty();
_modelId = node.getModelIdProperty();
_uniqueId = node.getUniqueIdProperty();
_labelAndAccessKey = node.getLabelAndAccessKeyProperty();
_defaultFocusPathStr = node.getDefaultFocusPathProperty();
// Root Menu model's Request Map Key
_rootModelKey = node.getRootModelKeyProperty();
_rootId = node.getRootIdProperty();
_customPropList = node.getCustomPropListProperty();
_destination = node.getDestinationProperty();
_targetFrame = node.getTargetFrameProperty();
_action = node.getActionProperty();
_actionListener = node.getActionListenerProperty();
_launchListener = node.getLaunchListenerProperty();
_returnListener = node.getReturnListenerProperty();
_immediateStr = node.getImmediateProperty();
_useWindowStr = node.getUseWindowProperty();
_windowHeightStr = node.getWindowHeightProperty();
_windowWidthStr = node.getWindowWidthProperty();
_label = node.getLabelProperty();
}
public final Map getCustomPropList()
{
return _customPropList;
}
public final String getDestination()
{
String value = _destination;
// Could be EL expression
if (value != null && ContainerUtils.isValueReference(value))
{
// Value of action is EL method binding, so we
// need to evaluate it
value = MenuUtils.getBoundValue(value, String.class);
}
// Appending nodeId to URL so that we can identify the node
// when getFocusRowKey() is called on the model.
return value != null ? value + "?nodeId=" + getUniqueId() : value;
}
public final String getTargetFrame()
{
String value = _targetFrame;
// Could be EL expression
if (value != null && ContainerUtils.isValueReference(value))
{
// Value of destination is EL value binding, so we
// need to evaluate it
value = MenuUtils.getBoundValue(value, String.class);
}
return value;
}
public final String getActionListener()
{
String value = _actionListener;
// Could be EL expression
if (value != null && ContainerUtils.isValueReference(value))
{
// Value of action is EL method binding, so we
// need to evaluate it
value = MenuUtils.getBoundValue(value, String.class);
}
return value;
}
public final String getLaunchListener()
{
String value = _launchListener;
// Could be EL expression
if (value != null && ContainerUtils.isValueReference(value))
{
// Value of action is EL method binding, so we
// need to evaluate it
value = MenuUtils.getBoundValue(value, String.class);
}
return value;
}
public final String getReturnListener()
{
String value = _returnListener;
// Could be EL expression
if (value != null && ContainerUtils.isValueReference(value))
{
// Value of action is EL method binding, so we
// need to evaluate it
value = MenuUtils.getBoundValue(value, String.class);
}
return value;
}
public final boolean getImmediate()
{
boolean immediate = MenuUtils.evalBoolean(_immediateStr, false);
return immediate;
}
public final boolean getUseWindow()
{
boolean useWindow = MenuUtils.evalBoolean(_useWindowStr, false);
return useWindow;
}
public final int getWindowHeight()
{
int windowHeight = MenuUtils.evalInt(_windowHeightStr);
return windowHeight;
}
public final int getWindowWidth()
{
int windowWidth = MenuUtils.evalInt(_windowWidthStr);
return windowWidth;
}
public final String getLabel()
{
if (_bundleKey != null && _bundleName != null)
{
// Load the resource bundle based on the locale of the
// current request. If the locale has not changed, this
// method just returns.
MenuUtils.loadBundle(_bundleName, _bundleKey + getHandlerId());
}
if (_label != null && ContainerUtils.isValueReference(_label))
{
// do not set _label to the evaluated EL.
// It may change at times in the EL.
return _evalElStr(_label);
}
if (_label == null && _labelAndAccessKey != null)
{
int ampIdx = 0;
String labelAndAccessKeyEval = null;
String labelAndAccessKey = _labelAndAccessKey;
String label;
if (ContainerUtils.isValueReference(labelAndAccessKey))
{
labelAndAccessKeyEval = _evalElStr(labelAndAccessKey);
} else
{
labelAndAccessKeyEval = labelAndAccessKey;
}
String accessKey;
if (labelAndAccessKeyEval == null ||
(ampIdx = labelAndAccessKeyEval.indexOf('&')) == -1)
{
// String is null or a label w/o an accesskey
label = labelAndAccessKeyEval;
} else if (ampIdx == (labelAndAccessKeyEval.length() - 1))
{
// & is last character, strip it.
label = labelAndAccessKeyEval.substring(0, ampIdx);
} else
{
// We have a string with an accessKey somewhere
char[] keyArray = labelAndAccessKeyEval.toCharArray();
int len = labelAndAccessKeyEval.length();
char[] keyArray2 = new char[len];
int i, j = 0;
boolean accessKeyFound = false;
for (i = 0, j = 0; i < len; i++, j++)
{
if (keyArray[i] == '&')
{
i++;
if (!accessKeyFound && keyArray[i] != '&')
{
// We have our accessKey
accessKey = labelAndAccessKeyEval.substring(i, i + 1);
accessKeyFound = true;
}
}
keyArray2[j] = keyArray[i];
}
String label1 = new String(keyArray2, 0, j);
label = label1;
}
return label;
}
return _label;
}
public final String getIcon()
{
return MenuUtils.evalString(_icon);
}
public final List getChildren()
{
return _children;
}
public void setChildren(List children)
{
_children = children;
}
public final String getFocusViewId()
{
return _focusViewId;
}
public final boolean getRendered()
{
boolean rendered = MenuUtils.evalBoolean(_renderedStr, true);
return rendered;
}
public final boolean getDisabled()
{
boolean disabled = MenuUtils.evalBoolean(_disabledStr, false);
return disabled;
}
public final boolean getVisible()
{
boolean visible = MenuUtils.evalBoolean(_visibleStr, true);
return visible;
}
public final boolean getReadOnly()
{
boolean readOnly = MenuUtils.evalBoolean(_readOnlyStr, false);
return readOnly;
}
protected final String getHandlerId()
{
return _handlerId;
}
public final String getBundleKey()
{
return _bundleKey;
}
public final String getBundleName()
{
return _bundleName;
}
public void actionListener(ActionEvent event)
{
String value = _actionListener;
if (value != null)
{
FacesContext facesContext = FacesContext.getCurrentInstance();
ExpressionFactory expressionFactory =
facesContext.getApplication().getExpressionFactory();
ELContext context = facesContext.getELContext();
MethodExpression methodExpression =
expressionFactory.createMethodExpression(context, value, Void.TYPE,
new Class[]
{ ActionEvent.class });
methodExpression.invoke(context, new Object[]
{ event });
}
}
public String doAction()
{
String value = _action;
if (value != null)
{
FacesContext facesContext = FacesContext.getCurrentInstance();
ExpressionFactory expressionFactory =
facesContext.getApplication().getExpressionFactory();
ELContext context = facesContext.getELContext();
MethodExpression methodExpression =
expressionFactory.createMethodExpression(context, value,
String.class, new Class[]
{});
value = (String) methodExpression.invoke(context, null);
}
// Post me as the selected Node for the request
postSelectedNode(this);
return value;
}
public final char getAccessKey()
{
if (_accessKey == null && _labelAndAccessKey != null)
{
int ampIdx = 0;
String labelAndAccessKeyEval = null;
String labelAndAccessKey = _labelAndAccessKey;
String label;
if (ContainerUtils.isValueReference(labelAndAccessKey))
{
labelAndAccessKeyEval = _evalElStr(labelAndAccessKey);
}
else
{
labelAndAccessKeyEval = labelAndAccessKey;
}
String accessKey = null;
if (labelAndAccessKeyEval == null ||
(ampIdx = labelAndAccessKeyEval.indexOf('&')) == -1)
{
// String is null or a label w/o an accesskey
label = labelAndAccessKeyEval;
} else if (ampIdx == (labelAndAccessKeyEval.length() - 1))
{
// & is last character, strip it.
label = labelAndAccessKeyEval.substring(0, ampIdx);
} else
{
// We have a string with an accessKey somewhere
char[] keyArray = labelAndAccessKeyEval.toCharArray();
int len = labelAndAccessKeyEval.length();
char[] keyArray2 = new char[len];
int i, j = 0;
boolean accessKeyFound = false;
for (i = 0, j = 0; i < len; i++, j++)
{
if (keyArray[i] == '&')
{
i++;
if (!accessKeyFound && keyArray[i] != '&')
{
// We have our accessKey
accessKey = labelAndAccessKeyEval.substring(i, i + 1);
accessKeyFound = true;
}
}
keyArray2[j] = keyArray[i];
}
String label1 = new String(keyArray2, 0, j);
label = label1;
}
return (accessKey != null)? accessKey.charAt(0):'\0';
}
else
{
String accessKeyStr = MenuUtils.evalString(_accessKey);
if (accessKeyStr == null || accessKeyStr.length() > 1)
return '\0';
return accessKeyStr.charAt(0);
}
}
public final String getId()
{
return _id;
}
public final String getModelId()
{
return _modelId;
}
public final String getUniqueId()
{
return _uniqueId;
}
public final String getLabelAndAccessKey()
{
String labelAndAcessKeyEval;
if (_labelAndAccessKey != null)
{
int ampIdx = 0;
String labelAndAccessKeyEval = null;
String labelAndAccessKey = _labelAndAccessKey;
String label;
if (_bundleKey != null && _bundleName != null)
{
// Load the resource bundle based on the locale of the
// current request. If the locale has not changed, this
// method just returns.
MenuUtils.loadBundle(_bundleName, _bundleKey + getHandlerId());
}
if (ContainerUtils.isValueReference(labelAndAccessKey))
{
labelAndAccessKeyEval = _evalElStr(labelAndAccessKey);
} else
{
labelAndAccessKeyEval = labelAndAccessKey;
}
String accessKey = null;
if (labelAndAccessKeyEval == null ||
(ampIdx = labelAndAccessKeyEval.indexOf('&')) == -1)
{
// String is null or a label w/o an accesskey
label = labelAndAccessKeyEval;
} else if (ampIdx == (labelAndAccessKeyEval.length() - 1))
{
// & is last character, strip it.
label = labelAndAccessKeyEval.substring(0, ampIdx);
} else
{
// We have a string with an accessKey somewhere
char[] keyArray = labelAndAccessKeyEval.toCharArray();
int len = labelAndAccessKeyEval.length();
char[] keyArray2 = new char[len];
int i, j = 0;
boolean accessKeyFound = false;
for (i = 0, j = 0; i < len; i++, j++)
{
if (keyArray[i] == '&')
{
i++;
if (!accessKeyFound && keyArray[i] != '&')
{
// We have our accessKey
accessKey = labelAndAccessKeyEval.substring(i, i + 1);
accessKeyFound = true;
}
}
keyArray2[j] = keyArray[i];
}
String label1 = new String(keyArray2, 0, j);
label = label1;
}
// https://issues.apache.org/jira/browse/TRINIDAD-1588
if (accessKey == null) {
return label;
}
return _joinLabelAndAccessKey(label, accessKey);
}
return null;
}
public final boolean getDefaultFocusPath()
{
boolean defaultFocusPath =
MenuUtils.evalBoolean(_defaultFocusPathStr, false);
return defaultFocusPath;
}
public final String getRootModelKey()
{
return _rootModelKey;
}
public final int getRootId()
{
return _rootId;
}
private String _evalElStr(String str)
{
if (str == null)
return null;
String keystr =
MenuUtils.stringReplaceFirst(str.trim(), _bundleKey, _bundleKey +
getHandlerId());
String elVal = MenuUtils.getBoundValue(keystr, String.class);
return elVal;
}
private String _joinLabelAndAccessKey(String label, String accessKey)
{
char[] keyArray = label.toCharArray();
int len = label.length();
int lentimes2 = len * 2;
char[] keyArray2 = new char[lentimes2];
int i, j = 0;
boolean accessKeyFound = false;
// find the first occurrence of a single Ampersand
for (i = 0, j = 0; i < len; i++, j++)
{
// AccessKey
if (keyArray[i] == accessKey.charAt(0) && !accessKeyFound)
{
keyArray2[j] = '&';
j++;
accessKeyFound = true;
}
keyArray2[j] = keyArray[i];
// Ampersand as regular character
// double it up.
if (keyArray[i] == '&')
{
j++;
keyArray2[j] = keyArray[i];
}
}
String combinedLabel = new String(keyArray2, 0, j);
return combinedLabel;
}
private final String _icon;
private List _children = null;
private final String _focusViewId;
private final String _renderedStr;
private final String _disabledStr;
private final String _visibleStr;
private final String _readOnlyStr;
private final String _handlerId;
private final String _bundleKey;
private final String _bundleName;
private final String _accessKey;
private final String _id;
private final String _modelId;
private final String _labelAndAccessKey;
private final String _defaultFocusPathStr;
private final String _uniqueId;
// Root Menu model's Request Map Key
private final String _rootModelKey;
private final int _rootId;
private final Map _customPropList;
private final String _destination;
private final String _targetFrame;
private final String _action;
private final String _actionListener;
private final String _launchListener;
private final String _returnListener;
private final String _immediateStr;
private final String _useWindowStr;
private final String _windowHeightStr;
private final String _windowWidthStr;
private final String _label;
}