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/*******************************************************************************
* Copyright (c) 2005, 2018 BEA Systems, Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* mkaufman@bea.com - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.apt.core.internal.env;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.apt.core.internal.AptPlugin;
import org.eclipse.jdt.apt.core.internal.generatedfile.GeneratedSourceFolderManager;
import org.eclipse.jdt.apt.core.internal.util.FileSystemUtil;
import org.eclipse.jdt.core.JavaModelException;
import com.sun.mirror.apt.Filer;
public abstract class FilerImpl implements Filer {
abstract protected AbstractCompilationEnv getEnv();
/**
* Creates a new source file and returns a writer for it. The file's name
* and path (relative to the root of all newly created source files) is
* based on the type to be declared in that file. If more than one type is
* being declared, the name of the principal top-level type (the public
* one, for example) should be used.
*
* Character set used is the default character set for the platform
*
* @param typeName - canonical (fully qualified) name of the principal type being declared in this file
*/
@Override
public PrintWriter createSourceFile(String typeName) throws IOException
{
if (typeName == null)
throw new IllegalArgumentException("Type name cannot be null"); //$NON-NLS-1$
if ("".equals(typeName)) //$NON-NLS-1$
throw new IllegalArgumentException("Type name cannot be empty"); //$NON-NLS-1$
getEnv().checkValid();
PrintWriter pw;
try {
pw = new JavaSourceFilePrintWriter( typeName, new StringWriter(), getEnv() );
} catch (CoreException e) {
throw new IOException(e);
}
return pw;
}
/**
* Return a project-relative path
*/
protected IPath getOutputFileForLocation( Filer.Location loc, String pkg, File relPath )
throws IOException
{
GeneratedSourceFolderManager gsfm = getEnv().getAptProject().getGeneratedSourceFolderManager(getEnv().isTestCode());
IPath path = null;
if ( loc == Filer.Location.CLASS_TREE )
{
try
{
path = gsfm.getBinaryOutputLocation();
}
catch ( JavaModelException e )
{
AptPlugin.log(e, "Failure getting the output file"); //$NON-NLS-1$
throw new IOException(e);
}
}
else if ( loc == Filer.Location.SOURCE_TREE ) {
path = gsfm.getFolder().getProjectRelativePath();
}
if( pkg != null )
path = path.append(pkg.replace('.', File.separatorChar) );
path = path.append(relPath.getPath() );
// Create the parent folder (need an absolute path temporarily)
IPath absolutePath = getEnv().getProject().getLocation().append(path);
File parentFile = absolutePath.toFile().getParentFile();
FileSystemUtil.mkdirs( parentFile );
return path;
}
}
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