use of eu.esdihumboldt.hale.common.align.io.impl.LoadAlignmentAdvisor in project hale by halestudio.
the class ExamplesContent method getMappingContent.
/**
* Get the mapping documentation content for an example project.
*
* @param projectId the project ID
* @return the mapping documentation content stream or <code>null</code>
*/
private InputStream getMappingContent(String projectId) {
if (!mappingDocExportInitialized) {
mappingDocExport = HaleIO.createIOProvider(AlignmentWriter.class, null, ID_MAPPING_EXPORT);
if (mappingDocExport == null) {
log.error("Could not create mapping documentation exporter.");
}
mappingDocExportInitialized = true;
}
if (mappingDocExport == null) {
// no mapping documentation export possible
return null;
}
if (tempMappingDir == null) {
tempMappingDir = Files.createTempDir();
tempMappingDir.deleteOnExit();
}
// the file of the mapping documentation
File mappingDoc = new File(tempMappingDir, projectId + ".html");
if (!mappingDoc.exists()) {
ATransaction trans = log.begin("Generate example mapping documentation");
try {
// create the mapping documentation
ExampleProject exampleProject = ExampleProjectExtension.getInstance().get(projectId);
final Project project = (Project) exampleProject.getInfo();
// determine alignment location - contained in project file, not
// a resource
URI alignmentLoc = exampleProject.getAlignmentLocation();
if (alignmentLoc == null) {
// no alignment present
return null;
}
// store configurations per action ID
Multimap<String, IOConfiguration> confs = HashMultimap.create();
for (IOConfiguration conf : project.getResources()) {
confs.put(conf.getActionId(), conf);
}
// load schemas
// source schemas
LoadSchemaAdvisor source = new LoadSchemaAdvisor(SchemaSpaceID.SOURCE);
for (IOConfiguration conf : confs.get(SchemaIO.ACTION_LOAD_SOURCE_SCHEMA)) {
source.setConfiguration(conf);
executeProvider(source, conf.getProviderId(), null);
}
// target schemas
LoadSchemaAdvisor target = new LoadSchemaAdvisor(SchemaSpaceID.TARGET);
for (IOConfiguration conf : confs.get(SchemaIO.ACTION_LOAD_TARGET_SCHEMA)) {
target.setConfiguration(conf);
executeProvider(target, conf.getProviderId(), null);
}
// load alignment
// manual loading needed, as we can't rely on the environment
// alignment advisor
DefaultInputSupplier alignmentIn = new DefaultInputSupplier(alignmentLoc);
AlignmentReader reader = HaleIO.findIOProvider(AlignmentReader.class, alignmentIn, alignmentLoc.getPath());
LoadAlignmentAdvisor alignmentAdvisor = new LoadAlignmentAdvisor(null, source.getSchemaSpace(), target.getSchemaSpace(), exampleProject.getUpdater());
reader.setSource(alignmentIn);
executeProvider(alignmentAdvisor, null, reader);
Alignment alignment = alignmentAdvisor.getAlignment();
if (alignment != null) {
// save alignment docu
synchronized (mappingDocExport) {
// only a single instance
mappingDocExport.setAlignment(alignment);
mappingDocExport.setTarget(new FileIOSupplier(mappingDoc));
if (mappingDocExport instanceof ProjectInfoAware) {
ProjectInfo smallInfo = new ProjectInfo() {
@Override
public String getName() {
return project.getName();
}
@Override
public Date getModified() {
return null;
}
@Override
public Version getHaleVersion() {
return null;
}
@Override
public String getDescription() {
return project.getDescription();
}
@Override
public Date getCreated() {
return null;
}
@Override
public String getAuthor() {
return project.getAuthor();
}
};
// project);
((ProjectInfoAware) mappingDocExport).setProjectInfo(smallInfo);
}
mappingDocExport.execute(null);
}
mappingDoc.deleteOnExit();
}
} catch (Throwable e) {
log.error("Error generating mapping documentation for example project", e);
return null;
} finally {
trans.end();
}
}
if (mappingDoc.exists()) {
try {
return new FileInputStream(mappingDoc);
} catch (FileNotFoundException e) {
return null;
}
} else
return null;
}
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