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package com.sun.tools.jxc.apt;
import java.io.File;
import java.io.IOException;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.Set;
import java.util.StringTokenizer;
import javax.xml.bind.SchemaOutputResolver;
import javax.xml.namespace.QName;
import com.sun.mirror.apt.AnnotationProcessor;
import com.sun.mirror.apt.AnnotationProcessorEnvironment;
import com.sun.mirror.declaration.AnnotationTypeDeclaration;
import com.sun.tools.jxc.ConfigReader;
import com.sun.tools.xjc.ErrorReceiver;
import com.sun.tools.xjc.api.J2SJAXBModel;
import com.sun.tools.xjc.api.Reference;
import com.sun.tools.xjc.api.XJC;
import org.xml.sax.SAXException;
/**
* This class behaves as a JAXB Annotation Processor,
* It reads the user specified typeDeclarations
* and the config files
* It also reads config files
*
* @author Bhakti Mehta (bhakti.mehta@sun.com)
*/
final class AnnotationParser implements AnnotationProcessor {
/**
* This is the environment available to the annotationProcessor
*/
private final AnnotationProcessorEnvironment env;
private ErrorReceiver errorListener;
public AnnotationProcessorEnvironment getEnv() {
return env;
}
AnnotationParser(Set<AnnotationTypeDeclaration> atds, AnnotationProcessorEnvironment env) {
this.env = env;
errorListener = new ErrorReceiverImpl(env.getMessager(),env.getOptions().containsKey(Const.DEBUG_OPTION));
}
public void process() {
for( Map.Entry<String,String> me : env.getOptions().entrySet() ) {
String key = me.getKey();
if (key.startsWith(Const.CONFIG_FILE_OPTION+'=')) {
// somehow the values are passed as a part of the key in APT.
// this is ugly
String value = key.substring(Const.CONFIG_FILE_OPTION.length()+1);
// For multiple config files we are following the format
// -Aconfig=foo.config:bar.config where : is the pathSeparatorChar
StringTokenizer st = new StringTokenizer(value,File.pathSeparator);
if(!st.hasMoreTokens()) {
errorListener.error(null,Messages.OPERAND_MISSING.format(Const.CONFIG_FILE_OPTION));
continue;
}
while (st.hasMoreTokens()) {
File configFile = new File(st.nextToken());
if(!configFile.exists()) {
errorListener.error(null,Messages.NON_EXISTENT_FILE.format());
continue;
}
try {
ConfigReader configReader = new ConfigReader(env,env.getTypeDeclarations(),configFile,errorListener);
Collection<Reference> classesToBeIncluded = configReader.getClassesToBeIncluded();
J2SJAXBModel model = XJC.createJavaCompiler().bind(
classesToBeIncluded,Collections.<QName,Reference>emptyMap(),null,env);
SchemaOutputResolver schemaOutputResolver = configReader.getSchemaOutputResolver();
model.generateSchema(schemaOutputResolver,errorListener);
} catch (IOException e) {
errorListener.error(e.getMessage(),e);
} catch (SAXException e) {
// the error should have already been reported
}
}
}
}
}
}