@Lock(LockType.WRITE)
public Object get(String type, String id) {
String composedId = type + "/" + id;
if (store.get(composedId) == null) {
store.put(composedId, resourceLoader.getResource().getContents().get(0));
return resourceLoader.getResource().getContents().get(0);
} else {
return store.get(composedId);
}
}
private Resource getResourceWithinContext(String uri) {
if (resourceLoader == null)
throw new IllegalStateException(
"TemplateEngine not initialised correctly, no [resourceLoader] specified!");
if (Environment.getCurrent().isReloadEnabled() && Metadata.getCurrent().isWarDeployed()) {
return resourceLoader.getResource(uri);
}
Resource r = servletContextLoader.getResource(uri);
if (r.exists()) return r;
return resourceLoader.getResource(uri);
}
@Test
public void getResourceTest() throws IOException {
org.springframework.core.io.Resource resource =
resourceLoader.getResource("classpath:log/log4j.xml");
Assert.assertNotNull(resource);
}
@Lock(LockType.WRITE)
public void put(String id, EObject value) {
if (store.get(id) == null) {
EObject obj = getEObjectByID(id);
store.put(id, obj);
}
EObject obj = store.get(id);
EList<EAttribute> eAttributes = obj.eClass().getEAllAttributes();
for (EAttribute eAttribute : eAttributes) {
obj.eSet(eAttribute, value.eGet(eAttribute));
store.remove(id);
}
if (validation.getFlag()) {
Diagnostic d = Diagnostician.INSTANCE.validate(obj);
if (d.getSeverity() == Diagnostic.ERROR)
throw new WebApplicationException(Status.BAD_REQUEST);
}
try {
resourceLoader.getResource().save(Collections.EMPTY_MAP);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Override
public void render(Parameters blockParameters, Writer w, RenderHints hints)
throws FrameworkException {
if (decorate) {
try {
decorateIntro(hints, w, null);
} catch (IOException ioe) {
throw new FrameworkException(ioe);
}
}
String name = getResource();
ResourceLoader loader = ResourceLoader.Type.valueOf(resourceType.toUpperCase()).get();
try {
InputStream is = loader.getResourceAsStream(name);
if (is == null)
throw new FrameworkException(
"No such resource " + loader.getResource(name) + " in " + loader);
if (xsl == null) {
Reader r = loader.getReader(is, name);
char[] buf = new char[1000];
int c;
while ((c = r.read(buf, 0, 1000)) > 0) {
w.write(buf, 0, c);
}
} else {
/// convert using the xsl and spit out that.
URL x = ResourceLoader.getConfigurationRoot().getResource(xsl);
Utils.xslTransform(blockParameters, loader.getResource(name), is, w, x);
}
} catch (IOException ioe) {
throw new FrameworkException(ioe);
} catch (javax.xml.transform.TransformerException te) {
throw new FrameworkException(te.getMessage(), te);
} catch (RuntimeException e) {
log.debug(e.getMessage(), e);
throw e;
} finally {
if (decorate) {
try {
decorateOutro(hints, w);
} catch (IOException ioe) {
throw new FrameworkException(ioe);
}
}
}
}
private EObject getEObjectByID(String id) {
TreeIterator<EObject> eAllContents = resourceLoader.getResource().getAllContents();
while (eAllContents.hasNext()) {
EObject next = eAllContents.next();
if (EcoreUtil.getIdentification(next).equals(id)) return next;
}
throw new WebApplicationException(Response.Status.NOT_FOUND);
}
@Override
public URI getUri() {
try {
ResourceLoader loader = ResourceLoader.Type.valueOf(resourceType.toUpperCase()).get();
return loader.getResource(getResource()).toURI();
} catch (URISyntaxException use) {
log.warn(use);
return null;
}
}
@Lock(LockType.WRITE)
public void save() {
try {
resourceLoader.getResource().save(Collections.EMPTY_MAP);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Lock(LockType.WRITE)
private EObject getEObjectByID(String type, String id) {
TreeIterator<EObject> eAllContents = resourceLoader.getResource().getAllContents();
while (eAllContents.hasNext()) {
EObject next = eAllContents.next();
if (next.eClass().getInstanceTypeName().equals(type)
&& EcoreUtil.getID(next) != null
&& EcoreUtil.getID(next).equals(id)) return next;
}
throw new WebApplicationException(Response.Status.NOT_FOUND);
}
@Override
public void processExcption(BeetlException ex, Writer writer) {
ErrorInfo error = new ErrorInfo(ex);
int line = error.getErrorTokenLine();
StringBuilder sb =
new StringBuilder(">>")
.append(error.getType())
.append(":")
.append(error.getErrorTokenText())
.append(" 位于")
.append(line)
.append("行")
.append(" 资源:")
.append(getResourceName(ex.resourceId));
;
println(writer, sb.toString());
if (error.getErrorCode().equals(BeetlException.TEMPLATE_LOAD_ERROR)) {
printCause(error, writer);
return;
}
ResourceLoader resLoader = ex.gt.getResourceLoader();
// 潜在问题，此时可能得到是一个新的模板，不过可能性很小，忽略！
String content = null;
;
try {
Resource res = resLoader.getResource(ex.resourceId);
// 显示前后三行的内容
int[] range = this.getRange(line);
content = res.getContent(range[0], range[1]);
if (content != null) {
String[] strs = content.split(ex.cr);
int lineNumber = range[0];
for (int i = 0; i < strs.length; i++) {
print(writer, "" + lineNumber);
print(writer, "|");
println(writer, strs[i]);
lineNumber++;
}
}
} catch (IOException e) {
// ingore
}
printCause(error, writer);
}
@Lock(LockType.WRITE)
public Object remove(String id) {
if (store.get(id) == null) {
EObject obj = getEObjectByID(id);
store.put(id, obj);
}
EObject obj = store.get(id);
if (validation.getFlag()) {
Diagnostic d = Diagnostician.INSTANCE.validate(obj);
if (d.getSeverity() == Diagnostic.ERROR)
throw new WebApplicationException(Status.BAD_REQUEST);
}
EcoreUtil.delete(obj);
store.remove(id);
try {
resourceLoader.getResource().save(Collections.EMPTY_MAP);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
