/*
* StaticDataResourceGenerator.java
*
* Copyright (C) 2009-12 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
package org.rstudio.core.rebind;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.JMethod;
import com.google.gwt.resources.ext.AbstractResourceGenerator;
import com.google.gwt.resources.ext.ResourceContext;
import com.google.gwt.resources.ext.ResourceGeneratorUtil;
import com.google.gwt.user.rebind.SourceWriter;
import com.google.gwt.user.rebind.StringSourceWriter;
import org.rstudio.core.client.resources.StaticDataResource;
import java.net.URL;
/**
* Forked from GWT's DataResourceGenerator. Only difference is that the call
* to context.deploy passes true for xhrCompatible.
*/
public final class StaticDataResourceGenerator extends AbstractResourceGenerator
{
@Override
public String createAssignment(TreeLogger logger, ResourceContext context,
JMethod method) throws UnableToCompleteException
{
URL[] resources = ResourceGeneratorUtil.findResources(logger, context,
method);
if (resources.length != 1) {
logger.log(TreeLogger.ERROR, "Exactly one resource must be specified",
null);
throw new UnableToCompleteException();
}
URL resource = resources[0];
String outputUrlExpression = context.deploy(resource, null, true);
SourceWriter sw = new StringSourceWriter();
// Write the expression to create the subtype.
sw.println("new " + StaticDataResource.class.getName() + "() {");
sw.indent();
// Convenience when examining the generated code.
sw.println("// " + resource.toExternalForm());
sw.println("public String getUrl() {");
sw.indent();
sw.println("return " + outputUrlExpression + ";");
sw.outdent();
sw.println("}");
sw.println("public com.google.gwt.safehtml.shared.SafeUri getSafeUri() {");
sw.indent();
sw.println("return new org.rstudio.core.client.SafeUriStringImpl(" + outputUrlExpression + ");");
sw.outdent();
sw.println("}");
sw.println("public String getName() {");
sw.indent();
sw.println("return \"" + method.getName() + "\";");
sw.outdent();
sw.println("}");
sw.outdent();
sw.println("}");
return sw.toString();
}
}