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package org.apache.jetspeed.layout.impl; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.Map; |
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import javax.portlet.PortletMode; |
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import javax.portlet.WindowState; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.apache.jetspeed.JetspeedActions; |
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import org.apache.jetspeed.PortalReservedParameters; |
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import org.apache.jetspeed.ajax.AJAXException; |
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import org.apache.jetspeed.ajax.AjaxAction; |
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import org.apache.jetspeed.ajax.AjaxBuilder; |
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import org.apache.jetspeed.container.state.MutableNavigationalState; |
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import org.apache.jetspeed.container.window.PortletWindowAccessor; |
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import org.apache.jetspeed.decoration.PageActionAccess; |
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import org.apache.jetspeed.layout.PortletActionSecurityBehavior; |
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import org.apache.jetspeed.om.page.ContentFragment; |
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import org.apache.jetspeed.om.page.ContentPage; |
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import org.apache.jetspeed.page.PageManager; |
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import org.apache.jetspeed.request.RequestContext; |
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import org.apache.pluto.om.window.PortletWindow; |
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public class ChangePortletAction |
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extends BasePortletAction |
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implements AjaxAction, AjaxBuilder, Constants |
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{ |
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protected static final Log log = LogFactory.getLog(ChangePortletAction.class); |
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protected String action; |
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protected Map validWindowStates = new HashMap(); |
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protected Map validPortletModes = new HashMap(); |
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protected PortletWindowAccessor windowAccessor; |
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public ChangePortletAction(String template, |
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String errorTemplate, |
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String action, |
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PortletWindowAccessor windowAccessor) |
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throws AJAXException |
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{ |
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this(template, errorTemplate, action, null, windowAccessor, class="keyword">null); |
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} |
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public ChangePortletAction(String template, |
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String errorTemplate, |
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String action, |
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PageManager pageManager, |
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PortletWindowAccessor windowAccessor, |
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PortletActionSecurityBehavior securityBehavior) |
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throws AJAXException |
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{ |
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super(template, errorTemplate, pageManager, securityBehavior); |
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this.action = action; |
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this.windowAccessor = windowAccessor; |
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Iterator modes = JetspeedActions.getStandardPortletModes().iterator(); |
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while (modes.hasNext()) |
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{ |
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String mode = modes.next().toString(); |
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this.validPortletModes.put(mode, mode); |
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} |
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modes = JetspeedActions.getExtendedPortletModes().iterator(); |
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while (modes.hasNext()) |
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{ |
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String mode = modes.next().toString(); |
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this.validPortletModes.put(mode, mode); |
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} |
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Iterator states = JetspeedActions.getStandardWindowStates().iterator(); |
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while (states.hasNext()) |
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{ |
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String state = states.next().toString(); |
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this.validWindowStates.put(state, state); |
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} |
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states = JetspeedActions.getExtendedWindowStates().iterator(); |
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while (states.hasNext()) |
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{ |
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String state = states.next().toString(); |
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this.validWindowStates.put(state, state); |
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} |
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} |
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public boolean runBatch(RequestContext requestContext, Map resultMap) throws AJAXException |
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{ |
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return runAction(requestContext, resultMap, true); |
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} |
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public boolean run(RequestContext requestContext, Map resultMap) |
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throws AJAXException |
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{ |
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return runAction(requestContext, resultMap, false); |
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} |
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public boolean runAction(RequestContext requestContext, Map resultMap, class="keyword">boolean batch) |
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{ |
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boolean success = true; |
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String status = "success"; |
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try |
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{ |
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resultMap.put(ACTION, action); |
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String fragmentId = getActionParameter(requestContext, FRAGMENTID); |
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if (fragmentId == null) |
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{ |
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throw new Exception("fragment id not provided"); |
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} |
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resultMap.put(FRAGMENTID, fragmentId); |
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ContentPage page = requestContext.getPage(); |
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ContentFragment fragment = page.getContentFragmentById(fragmentId); |
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if ( fragment == null ) |
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{ |
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throw new Exception( "fragment specified by id cannot be found" ); |
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} |
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String requestedState = getActionParameter(requestContext, WINDOW_STATE); |
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String requestedMode = getActionParameter(requestContext, PORTLET_MODE); |
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if ( "layout".equals( fragment.getType() ) ) |
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{ |
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if ( ! fragment.getId().equals( page.getRootFragment().getId() ) ) |
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{ |
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throw new Exception( "for layout fragments, change action applies to only to the root layout fragment (i.e. it does not apply to nested layout fragments)" ); |
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} |
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PageActionAccess pageActionAccess = (PageActionAccess)requestContext.getAttribute( PortalReservedParameters.PAGE_EDIT_ACCESS_ATTRIBUTE ); |
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if ( pageActionAccess == null ) |
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{ |
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throw new Exception( "cannot change action for root layout fragment due to null PageActionAccess object" ); |
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} |
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PortletWindow window = windowAccessor.getPortletWindow(fragment); |
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PortletMode currentMode = requestContext.getPortalURL().getNavigationalState().getMode( window ); |
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WindowState currentState = requestContext.getPortalURL().getNavigationalState().getState( window ); |
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boolean requestedModeAlreadySet = false; |
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if ( requestedMode == null ) |
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requestedModeAlreadySet = true; |
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else |
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{ |
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if ( requestedMode.equals( PortletMode.EDIT.toString() ) ) |
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{ |
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if( pageActionAccess.isEditing() ) |
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requestedModeAlreadySet = true; |
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else |
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{ |
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if ( pageActionAccess.isEditAllowed()) |
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{ |
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pageActionAccess.setEditing( true ); |
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resultMap.put(STATUS, status); |
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resultMap.put(OLD_PORTLET_MODE, currentMode.toString()); |
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resultMap.put(PORTLET_MODE, requestedMode); |
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} |
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else |
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{ |
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throw new Exception( "permissions do no allow page edit" ); |
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} |
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} |
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} |
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else if ( requestedMode.equals( PortletMode.VIEW.toString() ) ) |
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{ |
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pageActionAccess.setEditing( false ); |
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resultMap.put(STATUS, status); |
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resultMap.put(OLD_PORTLET_MODE, currentMode.toString()); |
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resultMap.put(PORTLET_MODE, requestedMode); |
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} |
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else |
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{ |
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requestedModeAlreadySet = true; |
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} |
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} |
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if ( requestedModeAlreadySet ) |
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{ |
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resultMap.put(STATUS, status); |
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resultMap.put(OLD_PORTLET_MODE, currentMode.toString()); |
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resultMap.put(PORTLET_MODE, currentMode.toString()); |
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} |
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} |
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else |
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{ |
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if (requestedState == null && requestedMode == class="keyword">null) |
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{ |
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throw new Exception("portlet window state or mode not provided"); |
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} |
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if (requestedState != null && !isValidWindowState(requestedState)) |
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{ |
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throw new Exception("portlet window state " + requestedState + " is not supported"); |
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} |
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if (requestedMode != null && !isValidPortletMode(requestedMode)) |
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{ |
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throw new Exception("portlet mode " + requestedMode + " is not supported"); |
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} |
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String oldState = fragment.getState(); |
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String oldMode = fragment.getMode(); |
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MutableNavigationalState navState = (MutableNavigationalState)requestContext.getPortalURL().getNavigationalState(); |
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PortletWindow portletWindow = windowAccessor.getPortletWindow(fragment); |
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if (portletWindow != null) |
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{ |
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oldState = navState.getState(portletWindow).toString(); |
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oldMode = navState.getMode(portletWindow).toString(); |
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if (requestedState != null) |
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{ |
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navState.setState(portletWindow, new WindowState(requestedState)); |
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} |
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if (requestedMode != null) |
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{ |
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navState.setMode(portletWindow, new PortletMode(requestedMode)); |
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} |
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navState.sync(requestContext); |
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} |
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if (checkAccess(requestContext, JetspeedActions.EDIT)) |
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{ |
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if (requestedState != null) |
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fragment.setState(requestedState); |
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if (requestedMode != null) |
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fragment.setMode(requestedMode); |
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if (pageManager != null && !batch) |
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{ |
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pageManager.updatePage(page); |
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} |
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} |
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resultMap.put(STATUS, status); |
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if (requestedState != null) |
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{ |
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resultMap.put(OLD_WINDOW_STATE, oldState); |
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resultMap.put(WINDOW_STATE, requestedState); |
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} |
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if (requestedMode != null) |
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{ |
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resultMap.put(OLD_PORTLET_MODE, oldMode); |
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resultMap.put(PORTLET_MODE, requestedMode); |
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} |
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} |
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} |
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catch (Exception e) |
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{ |
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log.error("exception while changing portlet/page action", e); |
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resultMap.put(REASON, e.toString()); |
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success = false; |
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} |
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return success; |
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} |
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protected boolean isValidWindowState(String windowState) |
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{ |
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return this.validWindowStates.containsKey(windowState); |
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} |
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protected boolean isValidPortletMode(String portletMode) |
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{ |
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return this.validPortletModes.containsKey(portletMode); |
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} |
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} |