private void proposeStatementText(ContentAssistRequest contentAssistRequest, Node statementNode) {
int offset = contentAssistRequest.getReplacementBeginPosition();
String text = contentAssistRequest.getText();
int offsetInText = offset - contentAssistRequest.getStartOffset() - 1;
ExpressionProposalParser parser = new ExpressionProposalParser(text, offsetInText);
if (parser.isProposable()) {
String matchString = parser.getMatchString();
offset -= matchString.length();
int length = parser.getReplacementLength();
final IJavaProject project = getJavaProject(contentAssistRequest);
String proposalTarget = parser.getProposalTarget();
if (proposalTarget == null || proposalTarget.length() == 0)
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeOptionName(offset, length, matchString));
else if ("property".equals(proposalTarget))
addProposals(
contentAssistRequest,
proposeParameter(project, offset, length, statementNode, true, matchString));
else if ("jdbcType".equals(proposalTarget))
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeJdbcType(offset, length, matchString));
else if ("javaType".equals(proposalTarget))
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeJavaType(project, offset, length, true, matchString));
else if ("typeHandler".equals(proposalTarget))
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeTypeHandler(project, offset, length, matchString));
}
}
@Override
protected void addTagInsertionProposals(
ContentAssistRequest contentAssistRequest,
int childPosition,
CompletionProposalInvocationContext context) {
int offset = contentAssistRequest.getReplacementBeginPosition();
int length = contentAssistRequest.getReplacementLength();
Node node = contentAssistRequest.getNode();
// Current node can be 'parent' when the cursor is just before the end tag of the parent.
Node parentNode = node.getNodeType() == Node.ELEMENT_NODE ? node : node.getParentNode();
if (parentNode.getNodeType() != Node.ELEMENT_NODE) return;
String tagName = parentNode.getNodeName();
NamedNodeMap tagAttrs = parentNode.getAttributes();
// Result mapping proposals.
if ("resultMap".equals(tagName))
generateResults(
contentAssistRequest, offset, length, parentNode, tagAttrs.getNamedItem("type"));
else if ("collection".equals(tagName))
generateResults(
contentAssistRequest, offset, length, parentNode, tagAttrs.getNamedItem("ofType"));
else if ("association".equals(tagName))
generateResults(
contentAssistRequest, offset, length, parentNode, tagAttrs.getNamedItem("javaType"));
Node statementNode = MybatipseXmlUtil.findEnclosingStatementNode(parentNode);
if (statementNode == null) return;
proposeStatementText(contentAssistRequest, statementNode);
}
private void addProposals(
final ContentAssistRequest contentAssistRequest, List<ICompletionProposal> proposals) {
Collections.sort(proposals, new CompletionProposalComparator());
for (ICompletionProposal proposal : proposals) {
contentAssistRequest.addProposal(proposal);
}
}
private Node getCurrentNode(ContentAssistRequest contentAssistRequest) {
Node currentNode = contentAssistRequest.getParent();
if (currentNode instanceof Text) {
currentNode = currentNode.getParentNode();
}
return currentNode;
}
private IJavaProject getJavaProject(ContentAssistRequest request) {
if (request != null) {
IStructuredDocumentRegion region = request.getDocumentRegion();
if (region != null) {
IDocument document = region.getParentDocument();
return MybatipseXmlUtil.getJavaProject(document);
}
}
return null;
}
public static IProject getProject(ContentAssistRequest request) {
if (request != null) {
IStructuredDocumentRegion region = request.getDocumentRegion();
if (region != null) {
IDocument document = region.getParentDocument();
return getProject(document);
}
}
return null;
}
private void generateResults(
ContentAssistRequest contentAssistRequest,
int offset,
int length,
Node parentNode,
Node typeAttr) {
if (typeAttr == null) return;
String typeValue = typeAttr.getNodeValue();
if (typeValue == null || typeValue.length() == 0) return;
IJavaProject project = getJavaProject(contentAssistRequest);
// Try resolving the alias.
String qualifiedName = TypeAliasCache.getInstance().resolveAlias(project, typeValue, null);
if (qualifiedName == null) {
// Assumed to be FQN.
qualifiedName = typeValue;
}
BeanPropertyInfo beanProps = BeanPropertyCache.getBeanPropertyInfo(project, qualifiedName);
try {
Set<String> existingProps = new HashSet<String>();
NodeList existingPropNodes = XpathUtil.xpathNodes(parentNode, "*[@property]/@property");
for (int i = 0; i < existingPropNodes.getLength(); i++) {
existingProps.add(existingPropNodes.item(i).getNodeValue());
}
StringBuilder resultTags = new StringBuilder();
for (Entry<String, String> prop : beanProps.getWritableFields().entrySet()) {
String propName = prop.getKey();
if (!existingProps.contains(propName)) {
resultTags
.append("<result property=\"")
.append(propName)
.append("\" column=\"")
.append(propName)
.append("\" />\n");
}
}
contentAssistRequest.addProposal(
new CompletionProposal(
resultTags.toString(),
offset,
length,
resultTags.length(),
Activator.getIcon(),
"<result /> for properties",
null,
null));
} catch (XPathExpressionException e) {
Activator.log(Status.ERROR, e.getMessage(), e);
}
}
private void proposeMapperNamespace(
ContentAssistRequest contentAssistRequest, IJavaProject project, int start, int length) {
String namespace = MybatipseXmlUtil.getNamespaceFromActiveEditor(project);
ICompletionProposal proposal =
new CompletionProposal(
namespace,
start,
length,
namespace.length(),
Activator.getIcon("/icons/mybatis-ns.png"),
namespace,
null,
null);
contentAssistRequest.addProposal(proposal);
}
protected void addAttributeNameProposals(ContentAssistRequest contentAssistRequest) {
DataserviceTagElement currentDataserviceElement =
getCurrentDataserviceElement(contentAssistRequest);
if (currentDataserviceElement != null) {
List<DataserviceAttributeElement> attributes = currentDataserviceElement.getAttributes();
Node currentNode = getCurrentNode(contentAssistRequest);
for (DataserviceAttributeElement element : attributes) {
if (!isAttributePresent(currentNode, element.getName())) {
contentAssistRequest.addProposal(getAttributeNameProposal(element));
}
}
} else {
super.addAttributeNameProposals(contentAssistRequest);
}
}
@SuppressWarnings("restriction")
protected void addTagInsertionProposals(
ContentAssistRequest contentAssistRequest, int childPosition) {
DataserviceTagElement currentDataserviceElement =
getCurrentDataserviceElement(contentAssistRequest);
if (currentDataserviceElement != null) {
List<DataserviceTagElement> subElements = currentDataserviceElement.getSubElements();
Node currentNode = getCurrentNode(contentAssistRequest);
for (DataserviceTagElement element : subElements) {
if (element.isUpperLimitUnbound()
|| getChildNodeCount(currentNode, element.getName()) < element.getMaxOccurances()) {
contentAssistRequest.addProposal(getTagProposal(element));
}
}
} else {
super.addTagInsertionProposals(contentAssistRequest, childPosition);
}
}
protected void addAttributeValueProposals(
ContentAssistRequest contentAssistRequest, CompletionProposalInvocationContext context) {
IDOMNode node = (IDOMNode) contentAssistRequest.getNode();
String tagName = node.getNodeName();
IStructuredDocumentRegion open = node.getFirstStructuredDocumentRegion();
ITextRegionList openRegions = open.getRegions();
int i = openRegions.indexOf(contentAssistRequest.getRegion());
if (i < 0) return;
ITextRegion nameRegion = null;
while (i >= 0) {
nameRegion = openRegions.get(i--);
if (nameRegion.getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_NAME) break;
}
// get the attribute in question (first attr name to the left of the cursor)
String attributeName = null;
if (nameRegion != null) attributeName = open.getText(nameRegion);
ProposalType proposalType = resolveProposalType(tagName, attributeName);
if (ProposalType.None.equals(proposalType)) {
return;
}
String currentValue = null;
if (contentAssistRequest.getRegion().getType() == DOMRegionContext.XML_TAG_ATTRIBUTE_VALUE)
currentValue = contentAssistRequest.getText();
else currentValue = "";
String matchString = null;
int matchStrLen = contentAssistRequest.getMatchString().length();
int start = contentAssistRequest.getReplacementBeginPosition();
int length = contentAssistRequest.getReplacementLength();
if (currentValue.length() > StringUtils.strip(currentValue).length()
&& (currentValue.startsWith("\"") || currentValue.startsWith("'"))
&& matchStrLen > 0) {
// Value is surrounded by (double) quotes.
matchString = currentValue.substring(1, matchStrLen);
start++;
length = currentValue.length() - 2;
currentValue = currentValue.substring(1, length + 1);
} else {
matchString = currentValue.substring(0, matchStrLen);
}
IJavaProject project = getJavaProject(contentAssistRequest);
try {
switch (proposalType) {
case Package:
proposePackage(contentAssistRequest, project, matchString, start, length);
break;
case TypeAlias:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeJavaType(project, start, length, false, matchString));
break;
case ResultType:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeJavaType(project, start, length, true, matchString));
break;
case ResultProperty:
proposeProperty(contentAssistRequest, matchString, start, length, node);
break;
case TypeHandlerType:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeTypeHandler(project, start, length, matchString));
break;
case CacheType:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeCacheType(project, start, length, matchString));
break;
case SettingName:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeSettingName(start, length, matchString));
break;
case ObjectFactory:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeObjectFactory(project, start, length, matchString));
break;
case ObjectWrapperFactory:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeObjectWrapperFactory(
project, start, length, matchString));
break;
case StatementId:
proposeStatementId(contentAssistRequest, project, matchString, start, length, node);
break;
case MapperNamespace:
proposeMapperNamespace(contentAssistRequest, project, start, length);
break;
case ResultMap:
String ownId =
"resultMap".equals(tagName) && "extends".equals(attributeName)
? XpathUtil.xpathString(node, "@id")
: null;
addProposals(
contentAssistRequest,
proposeResultMapReference(
project,
node.getOwnerDocument(),
start,
currentValue,
matchString.length(),
ownId));
break;
case Include:
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeReference(
project, node.getOwnerDocument(), matchString, start, length, "sql", null));
break;
case SelectId:
// TODO: include mapper methods with @Select.
addProposals(
contentAssistRequest,
ProposalComputorHelper.proposeReference(
project, node.getOwnerDocument(), matchString, start, length, "select", null));
break;
case KeyProperty:
String nodeName = node.getNodeName();
Node statementNode =
"update".equals(nodeName) || "insert".equals(nodeName)
? node
: MybatipseXmlUtil.findEnclosingStatementNode(node.getParentNode());
addProposals(
contentAssistRequest,
proposeParameter(project, start, length, statementNode, false, matchString));
break;
case ParamProperty:
addProposals(
contentAssistRequest,
proposeParameter(
project,
start,
length,
MybatipseXmlUtil.findEnclosingStatementNode(node),
true,
matchString));
break;
case ParamPropertyPartial:
AttrTextParser parser = new AttrTextParser(currentValue, matchString.length());
addProposals(
contentAssistRequest,
proposeParameter(
project,
start + parser.getMatchStringStart(),
parser.getReplacementLength(),
MybatipseXmlUtil.findEnclosingStatementNode(node.getParentNode()),
true,
parser.getMatchString()));
break;
default:
break;
}
} catch (Exception e) {
Activator.log(Status.ERROR, e.getMessage(), e);
}
}