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package org.eclipse.jpt.jaxb.eclipselink.core.internal.context.java;
import java.util.List;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.common.core.utility.TextRange;
import org.eclipse.jpt.common.utility.Filter;
import org.eclipse.jpt.common.utility.internal.StringTools;
import org.eclipse.jpt.common.utility.internal.iterables.EmptyIterable;
import org.eclipse.jpt.jaxb.core.JaxbNode;
import org.eclipse.jpt.jaxb.core.context.JaxbAttributeMapping;
import org.eclipse.jpt.jaxb.core.context.JaxbClassMapping;
import org.eclipse.jpt.jaxb.core.context.JaxbPackage;
import org.eclipse.jpt.jaxb.core.context.java.JavaContextNode;
import org.eclipse.jpt.jaxb.core.internal.context.java.AbstractJavaContextNode;
import org.eclipse.jpt.jaxb.core.xsd.XsdTypeDefinition;
import org.eclipse.jpt.jaxb.eclipselink.core.context.java.ELXmlPath;
import org.eclipse.jpt.jaxb.eclipselink.core.internal.context.xpath.java.XPath;
import org.eclipse.jpt.jaxb.eclipselink.core.internal.context.xpath.java.XPathFactory;
import org.eclipse.jpt.jaxb.eclipselink.core.internal.validation.ELJaxbValidationMessageBuilder;
import org.eclipse.jpt.jaxb.eclipselink.core.internal.validation.ELJaxbValidationMessages;
import org.eclipse.jpt.jaxb.eclipselink.core.resource.java.XmlPathAnnotation;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
public class ELJavaXmlPath
extends AbstractJavaContextNode
implements ELXmlPath {
protected String value;
protected Context context;
public ELJavaXmlPath(JavaContextNode parent, Context context) {
super(parent);
this.context = context;
initValue();
}
protected JaxbPackage getJaxbPackage() {
return getClassMapping().getJaxbType().getJaxbPackage();
}
// ***** sync/update *****
@Override
public void synchronizeWithResourceModel() {
super.synchronizeWithResourceModel();
syncValue();
}
// ***** value *****
public String getValue() {
return this.value;
}
public void setValue(String value) {
getAnnotation().setValue(value);
setValue_(value);
}
protected void setValue_(String value) {
String old = this.value;
this.value = value;
firePropertyChanged(VALUE_PROPERTY, old, this.value);
}
protected void initValue() {
this.value = getAnnotation().getValue();
}
protected void syncValue() {
setValue_(getAnnotation().getValue());
}
protected XmlPathAnnotation getAnnotation() {
return this.context.getAnnotation();
}
protected JaxbAttributeMapping getAttributeMapping() {
return this.context.getAttributeMapping();
}
protected JaxbClassMapping getClassMapping() {
return getAttributeMapping().getClassMapping();
}
// ***** content assist *****
@Override
public Iterable<String> getJavaCompletionProposals(
int pos, Filter<String> filter, CompilationUnit astRoot) {
if (getAnnotation().valueTouches(pos, astRoot) && this.value != null) {
XsdTypeDefinition xsdType = getClassMapping().getXsdTypeDefinition();
XPath xpath = XPathFactory.instance().getXpath(this.value);
return xpath.getCompletionProposals(new XPathContext(astRoot), xsdType, pos, filter);
}
return EmptyIterable.instance();
}
// ***** validation *****
@Override
public TextRange getValidationTextRange(CompilationUnit astRoot) {
return getAnnotation().getTextRange(astRoot);
}
@Override
public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
super.validate(messages, reporter, astRoot);
if (StringTools.stringIsEmpty(this.value)) {
messages.add(
ELJaxbValidationMessageBuilder.buildMessage(
IMessage.HIGH_SEVERITY,
ELJaxbValidationMessages.XML_PATH__NOT_SPECIFIED,
ELJavaXmlPath.this,
getValueTextRange(astRoot)));
return;
}
if (this.value.startsWith(XPath.DELIM)) {
messages.add(
ELJaxbValidationMessageBuilder.buildMessage(
IMessage.HIGH_SEVERITY,
ELJaxbValidationMessages.XML_PATH__ROOT_NOT_SUPPORTED,
ELJavaXmlPath.this,
getValueTextRange(astRoot)));
return;
}
XsdTypeDefinition xsdType = getClassMapping().getXsdTypeDefinition();
XPath xpath = XPathFactory.instance().getXpath(this.value);
xpath.validate(new XPathContext(astRoot), xsdType, messages);
}
protected TextRange getValueTextRange(CompilationUnit astRoot) {
// should never be null
return getAnnotation().getValueTextRange(astRoot);
}
public interface Context {
XmlPathAnnotation getAnnotation();
JaxbAttributeMapping getAttributeMapping();
}
protected class XPathContext
implements XPath.Context {
private CompilationUnit astRoot;
protected XPathContext(CompilationUnit astRoot) {
this.astRoot = astRoot;
}
public JaxbNode getContextObject() {
return ELJavaXmlPath.this;
}
public JaxbPackage getJaxbPackage() {
return ELJavaXmlPath.this.getJaxbPackage();
}
public TextRange getTextRange() {
return ELJavaXmlPath.this.getValueTextRange(this.astRoot);
}
}
}
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