/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.core.gui.configuration.propset;
import java.util.UUID;
import javax.faces.component.UIComponentBase;
import javax.faces.context.FacesContext;
import org.jetbrains.annotations.Nullable;
import org.rhq.core.gui.util.FacesComponentUtility;
import org.rhq.core.gui.util.FacesComponentIdFactory;
import org.rhq.core.gui.util.FacesExpressionUtility;
import org.rhq.core.gui.configuration.helper.ConfigurationUtility;
import org.rhq.core.domain.configuration.definition.PropertyDefinitionSimple;
import org.rhq.core.domain.configuration.definition.ConfigurationDefinition;
import org.rhq.core.domain.configuration.definition.PropertyDefinition;
import org.rhq.core.domain.configuration.PropertySimple;
/**
* @author Ian Springer
*/
public class PropertySetComponent extends UIComponentBase implements FacesComponentIdFactory
{
private static final String COMPONENT_FAMILY = "rhq";
public static final String COMPONENT_TYPE = "org.rhq.PropertySet";
public static final String PROPERTY_EXPRESSION_STRING_ATTRIBUTE = "propertyExpressionString";
public static final String CONFIGURATION_SET_ATTRIBUTE = "configurationSet";
private Boolean readOnly;
private Integer listIndex;
public PropertySetComponent()
{
setRendererType(PropertySetRenderer.RENDERER_TYPE);
}
public String createUniqueId() {
return UNIQUE_ID_PREFIX + UUID.randomUUID();
}
public String getFamily() {
return COMPONENT_FAMILY;
}
@Nullable
public PropertyDefinitionSimple getPropertyDefinition() {
PropertySimple propertySimple = getProperty();
if (propertySimple == null)
return null;
ConfigurationDefinition configurationDefinition = getConfigurationSet().getConfigurationDefinition();
PropertyDefinition propertyDefinition = ConfigurationUtility.getPropertyDefinitionForProperty(propertySimple,
configurationDefinition);
return (PropertyDefinitionSimple)propertyDefinition;
}
@Nullable
public PropertySimple getProperty() {
//noinspection UnnecessaryLocalVariable
String propertyExpressionString = FacesComponentUtility.getExpressionAttribute(this,
PROPERTY_EXPRESSION_STRING_ATTRIBUTE, String.class);
if (propertyExpressionString == null || propertyExpressionString.equals(""))
propertyExpressionString = (String)getAttributes().get(PROPERTY_EXPRESSION_STRING_ATTRIBUTE);
if (propertyExpressionString == null || propertyExpressionString.equals(""))
return null;
propertyExpressionString = FacesExpressionUtility.unwrapExpressionString(propertyExpressionString);
propertyExpressionString = "#{" + propertyExpressionString.replace(".stringValue", "") + "}";
PropertySimple propertySimple = FacesExpressionUtility.getValue(propertyExpressionString, PropertySimple.class);
return propertySimple;
}
@Nullable
public ConfigurationSet getConfigurationSet() {
//noinspection UnnecessaryLocalVariable
ConfigurationSet configurationSet = FacesComponentUtility.getExpressionAttribute(this,
CONFIGURATION_SET_ATTRIBUTE, ConfigurationSet.class);
if (configurationSet == null)
throw new IllegalStateException("The '" + CONFIGURATION_SET_ATTRIBUTE + "' attribute is required.");
return configurationSet;
}
public Boolean getReadOnly()
{
return readOnly;
}
public void setReadOnly(Boolean readOnly)
{
this.readOnly = readOnly;
}
public Integer getListIndex()
{
return listIndex;
}
public void setListIndex(Integer listIndex)
{
this.listIndex = listIndex;
}
private Object[] stateValues;
@Override
public Object saveState(FacesContext facesContext) {
if (this.stateValues == null)
this.stateValues = new Object[3];
this.stateValues[0] = super.saveState(facesContext);
this.stateValues[1] = this.readOnly;
this.stateValues[2] = this.listIndex;
return this.stateValues;
}
@Override
public void restoreState(FacesContext facesContext, Object stateValues) {
this.stateValues = (Object[]) stateValues;
super.restoreState(facesContext, this.stateValues[0]);
this.readOnly = (Boolean) this.stateValues[1];
this.listIndex = (Integer) this.stateValues[2];
}
}