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package com.sun.tools.xjc.model;
import javax.xml.bind.annotation.adapters.CollapsedStringAdapter;
import javax.xml.bind.annotation.adapters.NormalizedStringAdapter;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import com.sun.codemodel.JClass;
import com.sun.tools.xjc.model.nav.EagerNClass;
import com.sun.tools.xjc.model.nav.NClass;
import com.sun.tools.xjc.model.nav.NType;
import com.sun.tools.xjc.model.nav.NavigatorImpl;
import com.sun.tools.xjc.outline.Aspect;
import com.sun.tools.xjc.outline.Outline;
import com.sun.xml.bind.v2.model.core.Adapter;
/**
* Extended {@link Adapter} for use within XJC.
*
* @author Kohsuke Kawaguchi
*/
public final class CAdapter extends Adapter<NType,NClass> {
/**
* If non-null, the same as {@link #adapterType} but more conveniently typed.
*/
private JClass adapterClass1;
/**
* If non-null, the same as {@link #adapterType} but more conveniently typed.
*/
private Class<? extends XmlAdapter> adapterClass2;
/**
* When the adapter class is statically known to us.
*
* @param copy
* true to copy the adapter class into the user package,
* or otherwise just refer to the class specified via the
* adapter parameter.
*/
public CAdapter(Class<? extends XmlAdapter> adapter, boolean copy) {
super(getRef(adapter,copy),NavigatorImpl.theInstance);
this.adapterClass1 = null;
this.adapterClass2 = adapter;
}
static NClass getRef( final Class<? extends XmlAdapter> adapter, boolean copy ) {
if(copy) {
// TODO: this is a hack. the code generation should be defered until
// the backend. (right now constant generation happens in the front-end)
return new EagerNClass(adapter) {
@Override
public JClass toType(Outline o, Aspect aspect) {
return o.addRuntime(adapter);
}
public String fullName() {
// TODO: implement this method later
throw new UnsupportedOperationException();
}
};
} else {
return NavigatorImpl.theInstance.ref(adapter);
}
}
public CAdapter(JClass adapter) {
super( NavigatorImpl.theInstance.ref(adapter), NavigatorImpl.theInstance);
this.adapterClass1 = adapter;
this.adapterClass2 = null;
}
public JClass getAdapterClass(Outline o) {
if(adapterClass1==null)
adapterClass1 = o.getCodeModel().ref(adapterClass2);
return adapterType.toType(o, Aspect.EXPOSED);
}
/**
* Returns true if the adapter is for whitespace normalization.
* Such an adapter can be ignored when producing a list.
*/
public boolean isWhitespaceAdapter() {
return adapterClass2==CollapsedStringAdapter.class || adapterClass2==NormalizedStringAdapter.class;
}
/**
* Returns the adapter class if the adapter type is statically known to XJC.
* <p>
* This method is mostly for enabling certain optimized code generation.
*/
public Class<? extends XmlAdapter> getAdapterIfKnown() {
return adapterClass2;
}
}