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package com.sun.tools.xjc.addon.locator;
import java.io.IOException;
import javax.xml.bind.annotation.XmlTransient;
import com.sun.codemodel.JDefinedClass;
import com.sun.codemodel.JMod;
import com.sun.codemodel.JVar;
import com.sun.codemodel.JMethod;
import com.sun.tools.xjc.BadCommandLineException;
import com.sun.tools.xjc.Options;
import com.sun.tools.xjc.Plugin;
import com.sun.tools.xjc.outline.ClassOutline;
import com.sun.tools.xjc.outline.Outline;
import com.sun.xml.bind.Locatable;
import com.sun.xml.bind.annotation.XmlLocation;
import org.xml.sax.ErrorHandler;
import org.xml.sax.Locator;
/**
* Generates JAXB objects that implement {@link Locatable}.
*
* @author
* Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
*/
public class SourceLocationAddOn extends Plugin {
public String getOptionName() {
return "Xlocator";
}
public String getUsage() {
return " -Xlocator : enable source location support for generated code";
}
public int parseArgument(Options opt, String[] args, int i) throws BadCommandLineException, IOException {
return 0; // no option recognized
}
private static final String fieldName = "locator";
public boolean run(
Outline outline,
Options opt,
ErrorHandler errorHandler ) {
for( ClassOutline ci : outline.getClasses() ) {
JDefinedClass impl = ci.implClass;
if (ci.getSuperClass() == null) {
JVar $loc = impl.field(JMod.PROTECTED, Locator.class, fieldName);
$loc.annotate(XmlLocation.class);
$loc.annotate(XmlTransient.class);
impl._implements(Locatable.class);
impl.method(JMod.PUBLIC, Locator.class, "sourceLocation").body()._return($loc);
JMethod setter = impl.method(JMod.PUBLIC, Void.TYPE, "setSourceLocation");
JVar $newLoc = setter.param(Locator.class, "newLocator");
setter.body().assign($loc, $newLoc);
}
}
return true;
}
}