flex2.compiler.CompilerAPI Maven / Gradle / Ivy
/*
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 flex2.compiler;
import java.io.File;
import java.io.IOException;
import flex2.compiler.common.Configuration;
import flex2.compiler.common.LocalFilePathResolver;
import flex2.compiler.common.SinglePathResolver;
import flex2.compiler.io.LocalFile;
import flex2.compiler.io.VirtualFile;
import flex2.compiler.config.ConfigurationException;
import flex2.compiler.util.ConsoleLogger;
import flex2.compiler.util.ThreadLocalToolkit;
import flex2.compiler.common.PathResolver;
import flex2.compiler.util.URLPathResolver;
/**
* This class orchestrates delegation to the subcompilers using
* batch1() when -conservative is true or batch2(), the default. It
* also handles common tasks like validating CompilationUnit's before
* an incremental compilation, resolving dependences, loading a cache
* from a previous compilation, and storing a compilation cache.
*
* @author Clement Wong
*/
public final class CompilerAPI
{
//private final static int INHERITANCE = 1;
//private final static int NAMESPACES = 2;
//private final static int TYPES = 3;
//private final static int EXPRESSIONS = 4;
public static void useAS3()
{
// do this so there is no need to start java with -DAS3 and -DAVMPLUS...
// this will likely not work in server environment.
System.setProperty("AS3", "");
System.setProperty("AVMPLUS", "");
}
public static void useConsoleLogger()
{
useConsoleLogger(true, true, true, true);
}
public static void useConsoleLogger(boolean isInfoEnabled, boolean isDebugEnabled, boolean isWarningEnabled, boolean isErrorEnabled)
{
ThreadLocalToolkit.setLogger(new ConsoleLogger(isInfoEnabled, isDebugEnabled, isWarningEnabled, isErrorEnabled));
}
public static void usePathResolver()
{
usePathResolver(null);
}
public static void usePathResolver(SinglePathResolver resolver)
{
PathResolver pathResolver = new PathResolver();
if (resolver != null)
{
pathResolver.addSinglePathResolver(resolver);
}
pathResolver.addSinglePathResolver( LocalFilePathResolver.getSingleton() );
pathResolver.addSinglePathResolver( URLPathResolver.getSingleton() );
ThreadLocalToolkit.setPathResolver(pathResolver);
}
public static void removePathResolver()
{
ThreadLocalToolkit.setPathResolver(null);
ThreadLocalToolkit.resetResolvedPaths();
}
static String constructClassName(String namespaceURI, String localPart)
{
return (namespaceURI.length() == 0) ? localPart : new StringBuilder(namespaceURI.length() + localPart.length() + 1).append(namespaceURI).append(":").append(localPart).toString();
}
public static VirtualFile getVirtualFile(String path) throws ConfigurationException
{
return getVirtualFile(path, true);
}
/**
* Create virtual file for given file and throw configuration exception if not possible
*/
public static VirtualFile getVirtualFile(String path, boolean reportError) throws ConfigurationException
{
VirtualFile result = null;
File file = new File(path);
if (file.exists())
{
try
{
result = new LocalFile(file.getCanonicalFile());
}
catch (IOException e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
else
{
PathResolver resolver = ThreadLocalToolkit.getPathResolver();
result = resolver.resolve(path);
if (result == null && reportError)
{
throw new ConfigurationException.IOError(path);
}
}
return result;
}
}
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