root / web_client / src / gr / grnet / pithos / web / client / rest / MultipleDeleteCommand.java @ 58777026
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/*
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* Copyright 2011 GRNET S.A. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* 1. Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and
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* documentation are those of the authors and should not be
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* interpreted as representing official policies, either expressed
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* or implied, of GRNET S.A.
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*/
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package gr.grnet.pithos.web.client.rest; |
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import gr.grnet.pithos.web.client.GSS; |
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import gr.grnet.pithos.web.client.InsufficientPermissionsException; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import com.google.gwt.core.client.GWT; |
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import com.google.gwt.http.client.Request; |
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import com.google.gwt.http.client.RequestBuilder; |
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import com.google.gwt.http.client.RequestCallback; |
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import com.google.gwt.http.client.Response; |
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public abstract class MultipleDeleteCommand extends RestCommand { |
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Map<String, Throwable> errors = new HashMap<String, Throwable>(); |
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List<String> successPaths = new ArrayList<String>(); |
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String[] paths; |
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public MultipleDeleteCommand(String[] pathToDelete){ |
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this(pathToDelete, true); |
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} |
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public MultipleDeleteCommand(String[] pathToDelete, boolean showLoading){ |
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setShowLoadingIndicator(showLoading); |
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if(isShowLoadingIndicator())
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GSS.get().showLoadingIndicator("Deleting "+pathToDelete.length+" items",null); |
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paths = pathToDelete; |
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for (final String pathg : pathToDelete) { |
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GWT.log("[DEL]"+pathg, null); |
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RequestBuilder builder = new RequestBuilder(RequestBuilder.DELETE, pathg);
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try {
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handleHeaders(builder, pathg); |
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builder.sendRequest("", new RequestCallback() { |
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@Override
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public void onError(Request arg0, Throwable arg1) { |
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errors.put(pathg, arg1); |
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} |
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@Override
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public void onResponseReceived(Request arg0, Response arg1) { |
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if (arg1.getStatusCode() == 204) |
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successPaths.add(pathg); |
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else if(arg1.getStatusCode() == 403) |
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sessionExpired(); |
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else if (arg1.getStatusCode() == 405) |
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errors.put(pathg, new InsufficientPermissionsException("You don't have permissions to delete this resource")); |
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else
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errors.put(pathg, new RestException(pathg, arg1.getStatusCode(), arg1.getStatusText(), arg1.getText()));
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} |
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}); |
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} catch (Exception ex) { |
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errors.put(pathg, ex); |
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} |
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} |
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} |
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public boolean isComplete() { |
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return errors.size() + successPaths.size() == paths.length;
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} |
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@Override
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public boolean execute() { |
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boolean com = isComplete();
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if (com) {
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if(hasErrors())
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for(String p : errors.keySet()) |
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onError(p, errors.get(p)); |
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onComplete(); |
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if(isShowLoadingIndicator())
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GSS.get().hideLoadingIndicator(); |
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return false; |
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} |
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return true; |
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} |
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public boolean hasErrors(){ |
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return errors.size() >0; |
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} |
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/**
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* Retrieve the errors.
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*
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* @return the errors
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*/
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public Map<String, Throwable> getErrors() { |
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return errors;
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} |
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public void debug(){ |
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GWT.log("-ERRORS-->"+getErrors().size(), null); |
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for(String p : getErrors().keySet()) |
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GWT.log("error:"+p, getErrors().get(p));
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} |
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public abstract void onError(String path, Throwable throwable); |
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} |