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package com.sun.tools.xjc.model;
import javax.activation.MimeType;
import javax.xml.bind.annotation.adapters.XmlAdapter;
import com.sun.codemodel.JExpr;
import com.sun.codemodel.JExpression;
import com.sun.codemodel.JStringLiteral;
import com.sun.tools.xjc.outline.Outline;
import com.sun.xml.bind.v2.ClassFactory;
import com.sun.xml.bind.v2.model.core.ID;
import com.sun.xml.xsom.XmlString;
/**
* General-purpose {@link TypeUse} implementation.
*
* @author Kohsuke Kawaguchi
*/
final class TypeUseImpl implements TypeUse {
private final CNonElement coreType;
private final boolean collection;
private final CAdapter adapter;
private final ID id;
private final MimeType expectedMimeType;
public TypeUseImpl(CNonElement itemType, boolean collection, ID id, MimeType expectedMimeType, CAdapter adapter) {
this.coreType = itemType;
this.collection = collection;
this.id = id;
this.expectedMimeType = expectedMimeType;
this.adapter = adapter;
}
public boolean isCollection() {
return collection;
}
public CNonElement getInfo() {
return coreType;
}
public CAdapter getAdapterUse() {
return adapter;
}
public ID idUse() {
return id;
}
public MimeType getExpectedMimeType() {
return expectedMimeType;
}
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof TypeUseImpl)) return false;
final TypeUseImpl that = (TypeUseImpl) o;
if (collection != that.collection) return false;
if (this.id != that.id ) return false;
if (adapter != null ? !adapter.equals(that.adapter) : that.adapter != null) return false;
if (coreType != null ? !coreType.equals(that.coreType) : that.coreType != null) return false;
return true;
}
public int hashCode() {
int result;
result = (coreType != null ? coreType.hashCode() : 0);
result = 29 * result + (collection ? 1 : 0);
result = 29 * result + (adapter != null ? adapter.hashCode() : 0);
return result;
}
public JExpression createConstant(Outline outline, XmlString lexical) {
if(isCollection()) return null;
if(adapter==null) return coreType.createConstant(outline, lexical);
// [RESULT] new Adapter().unmarshal(CONSTANT);
JExpression cons = coreType.createConstant(outline, lexical);
Class<? extends XmlAdapter> atype = adapter.getAdapterIfKnown();
// try to run the adapter now rather than later.
if(cons instanceof JStringLiteral && atype!=null) {
JStringLiteral scons = (JStringLiteral) cons;
XmlAdapter a = ClassFactory.create(atype);
try {
Object value = a.unmarshal(scons.str);
if(value instanceof String) {
return JExpr.lit((String)value);
}
} catch (Exception e) {
// assume that we can't eagerly bind this
}
}
return JExpr._new(adapter.getAdapterClass(outline)).invoke("unmarshal").arg(cons);
}
}