com.google.gwt.dev.shell.GWTBridgeImpl Maven / Gradle / Ivy
/*
* Copyright 2008 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.dev.shell;
import com.google.gwt.core.client.GWTBridge;
import com.google.gwt.dev.About;
/**
* This class is the hosted-mode peer for {@link com.google.gwt.core.client.GWT}.
*/
public class GWTBridgeImpl extends GWTBridge {
protected static ThreadLocal uniqueID =
new ThreadLocal() {
private int counter = 0;
@Override
public String initialValue() {
return "DevModeThread" + ++counter;
}
};
private final ShellJavaScriptHost host;
public GWTBridgeImpl(ShellJavaScriptHost host) {
this.host = host;
}
/**
* Resolves a deferred binding request and create the requested object.
*/
@Override
public T create(Class requestedClass) {
String className = requestedClass.getName();
try {
return host. rebindAndCreate(className);
} catch (Throwable e) {
String msg = "Deferred binding failed for '" + className
+ "' (did you forget to inherit a required module?)";
throw new RuntimeException(msg, e);
}
}
@Override
public String getThreadUniqueID() {
// TODO(unnurg): Remove this function once Dev Mode rewriting classes are
// in gwt-dev.
return uniqueID.get();
}
@Override
public String getVersion() {
return About.getGwtVersionNum();
}
/**
* Yes, we're running as client code in the hosted mode classloader.
*/
@Override
public boolean isClient() {
return true;
}
/**
* Logs in dev shell.
*/
@Override
public void log(String message, Throwable e) {
host.log(message, e);
}
}