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/*
* Copyright 2000-2014 Vaadin Ltd.
*
* 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.vaadin.server.widgetsetutils.metadata;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.JType;
import com.google.gwt.user.rebind.SourceWriter;
import com.vaadin.client.ApplicationConnection;
import com.vaadin.client.communication.JSONSerializer;
import elemental.json.JsonValue;
public abstract class JsonSerializer implements GeneratedSerializer {
private final JType type;
public JsonSerializer(JType type) {
this.type = type;
}
@Override
public void writeSerializerInstantiator(TreeLogger logger, SourceWriter w)
throws UnableToCompleteException {
w.print("return new ");
w.print(JSONSerializer.class.getCanonicalName());
w.print("<");
w.print(type.getQualifiedSourceName());
w.println(">() {");
w.indent();
writeSerializerBody(logger, w);
w.outdent();
w.println("};");
}
protected void writeSerializerBody(TreeLogger logger, SourceWriter w) {
String qualifiedSourceName = type.getQualifiedSourceName();
w.println("public " + JsonValue.class.getName() + " serialize("
+ qualifiedSourceName + " value, "
+ ApplicationConnection.class.getName() + " connection) {");
w.indent();
// MouseEventDetails castedValue = (MouseEventDetails) value;
w.println(qualifiedSourceName + " castedValue = ("
+ qualifiedSourceName + ") value;");
printSerializerBody(logger, w, "castedValue", "connection");
// End of serializer method
w.outdent();
w.println("}");
// Deserializer
// T deserialize(Type type, JSONValue jsonValue, ApplicationConnection
// connection);
w.println("public " + qualifiedSourceName + " deserialize(Type type, "
+ JsonValue.class.getName() + " jsonValue, "
+ ApplicationConnection.class.getName() + " connection) {");
w.indent();
printDeserializerBody(logger, w, "type", "jsonValue", "connection");
w.outdent();
w.println("}");
}
protected abstract void printDeserializerBody(TreeLogger logger,
SourceWriter w, String type, String jsonValue, String connection);
protected abstract void printSerializerBody(TreeLogger logger,
SourceWriter w, String value, String applicationConnection);
}
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