com.cgxlib.xq.rebind.BrowserGenerator.java Source code

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Here is the source code for com.cgxlib.xq.rebind.BrowserGenerator.java

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/*
 * Copyright 2013, The gwtquery team.
 *
 * 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.cgxlib.xq.rebind;

/*
 * #%L
 * CGXlib
 * %%
 * Copyright (C) 2016 CGXlib (http://www.cgxlib.com)
 * %%
 * 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.
 * #L%
  Code is originally from gwtquery, and modified by CGXlib team.
 */

import com.google.gwt.core.ext.*;
import com.google.gwt.core.ext.typeinfo.JClassType;
import com.google.gwt.core.ext.typeinfo.TypeOracle;
import com.google.gwt.user.rebind.ClassSourceFileComposerFactory;
import com.google.gwt.user.rebind.SourceWriter;

import java.io.PrintWriter;

/**
 * Creates an implementation for {@link Browser}.
 */
public class BrowserGenerator extends Generator {
    @Override
    public String generate(TreeLogger logger, GeneratorContext context, String typeName)
            throws UnableToCompleteException {
        TypeOracle oracle = context.getTypeOracle();
        PropertyOracle propOracle = context.getPropertyOracle();

        String ua = null;
        try {
            ua = propOracle.getSelectionProperty(logger, "user.agent").getCurrentValue();
        } catch (BadPropertyValueException e) {
            logger.log(TreeLogger.ERROR, "Can not resolve user.agent property", e);
            throw new UnableToCompleteException();
        }

        JClassType clz = oracle.findType(typeName);
        String pName = clz.getPackage().getName();
        String cName = clz.getName() + "_" + ua;

        PrintWriter pWriter = context.tryCreate(logger, pName, cName);

        if (pWriter != null) {
            ClassSourceFileComposerFactory cFact = new ClassSourceFileComposerFactory(pName, cName);
            cFact.setSuperclass(pName + "." + clz.getName());

            SourceWriter writer = cFact.createSourceWriter(context, pWriter);

            writer.println("protected boolean isWebkit() {return " + "safari".equals(ua) + ";}");
            writer.println("protected boolean isSafari() {return " + "safari".equals(ua) + ";}");
            writer.println("protected boolean isOpera() {return " + "opera".equals(ua) + ";}");
            writer.println("protected boolean isMozilla() {return " + ua.contains("gecko") + ";}");
            writer.println("protected boolean isMsie() {return " + ua.contains("ie") + ";}");
            writer.println("protected boolean isIe6() {return " + "ie6".equals(ua) + ";}");
            writer.println("protected boolean isIe8() {return " + "ie8".equals(ua) + ";}");
            writer.println("protected boolean isIe9() {return " + "ie9".equals(ua) + ";}");
            writer.println("protected boolean isIe10() {return " + "ie10".equals(ua) + ";}");
            writer.println("protected boolean isIe11() {return " + "gecko1_8".equals(ua) + ";}");
            writer.println("public String toString() {return \"Browser:\"" + " + \" webkit=\" + webkit"
                    + " + \" mozilla=\" + mozilla" + " + \" opera=\" + opera" + " + \" msie=\" + msie"
                    + " + \" ie6=\" + ie6" + " + \" ie8=\" + ie8" + " + \" ie9=\" + ie9" + ";}");
            writer.commit(logger);
        }

        return pName + "." + cName;
    }
}