com.google.gwt.user.rebind.DocumentModeGenerator Maven / Gradle / Ivy
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/*
* Copyright 2011 Google Inc.
*
* Licensed 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 com.google.gwt.user.rebind;
import com.google.gwt.core.ext.BadPropertyValueException;
import com.google.gwt.core.ext.ConfigurationProperty;
import com.google.gwt.core.ext.Generator;
import com.google.gwt.core.ext.Generator.RunsLocal;
import com.google.gwt.core.ext.GeneratorContext;
import com.google.gwt.core.ext.PropertyOracle;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.JClassType;
import com.google.gwt.core.ext.typeinfo.NotFoundException;
import com.google.gwt.core.ext.typeinfo.TypeOracle;
import com.google.gwt.user.client.DocumentModeAsserter;
import com.google.gwt.user.client.DocumentModeAsserter.Severity;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.List;
/**
* Generator for {@link com.google.gwt.user.client.DocumentModeAsserter}.
*/
@RunsLocal(requiresProperties = {"document.compatMode", "document.compatMode.severity"})
public class DocumentModeGenerator extends Generator {
@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
throws UnableToCompleteException {
TypeOracle typeOracle = context.getTypeOracle();
JClassType userType;
try {
userType = typeOracle.getType(typeName);
} catch (NotFoundException e) {
logger.log(TreeLogger.ERROR, "Unable to find metadata for type: " + typeName, e);
throw new UnableToCompleteException();
}
String packageName = userType.getPackage().getName();
String className = userType.getName();
className = className.replace('.', '_');
if (userType.isInterface() == null) {
logger.log(TreeLogger.ERROR, userType.getQualifiedSourceName() + " is not an interface", null);
throw new UnableToCompleteException();
}
PropertyOracle propertyOracle = context.getPropertyOracle();
String severityText;
try {
ConfigurationProperty property = propertyOracle.getConfigurationProperty(DocumentModeAsserter.PROPERTY_DOCUMENT_COMPATMODE_SEVERITY);
severityText = property.getValues().get(0);
} catch (BadPropertyValueException e) {
logger.log(TreeLogger.ERROR, "Unable to find value for '"
+ DocumentModeAsserter.PROPERTY_DOCUMENT_COMPATMODE_SEVERITY + "'", e);
throw new UnableToCompleteException();
}
Severity severity;
try {
severity = Severity.valueOf(severityText);
} catch (IllegalArgumentException e) {
logger.log(TreeLogger.ERROR, "Value '" + severityText + "' for '"
+ DocumentModeAsserter.PROPERTY_DOCUMENT_COMPATMODE_SEVERITY + "' is not one of: "
+ Arrays.toString(Severity.values()), e);
throw new UnableToCompleteException();
}
List documentModes;
try {
ConfigurationProperty property = propertyOracle.getConfigurationProperty(DocumentModeAsserter.PROPERTY_DOCUMENT_COMPATMODE);
documentModes = property.getValues();
} catch (BadPropertyValueException e) {
logger.log(TreeLogger.ERROR, "Unable to find value for '"
+ DocumentModeAsserter.PROPERTY_DOCUMENT_COMPATMODE + "'", e);
throw new UnableToCompleteException();
}
ClassSourceFileComposerFactory composerFactory = new ClassSourceFileComposerFactory(
packageName, className);
composerFactory.addImplementedInterface(userType.getQualifiedSourceName());
composerFactory.addImport(DocumentModeAsserter.Severity.class.getCanonicalName());
PrintWriter pw = context.tryCreate(logger, packageName, className);
if (pw != null) {
SourceWriter sw = composerFactory.createSourceWriter(context, pw);
sw.println();
sw.println("public String[] getAllowedDocumentModes() {");
sw.indent();
sw.println("return new String[] {");
sw.indent();
for (String mode : documentModes) {
sw.println("\"" + mode + "\", ");
}
sw.outdent();
sw.println("};");
sw.outdent();
sw.println("}");
sw.println();
sw.println("public Severity getDocumentModeSeverity() {");
sw.indent();
sw.println("return Severity." + severity.toString() + ";");
sw.outdent();
sw.println("}");
sw.println();
sw.commit(logger);
}
return composerFactory.getCreatedClassName();
}
}