/**
* This prepares the package builder, loads the jars/classpath.
*
* @return true if everything is good to go, false if its all gone horribly wrong, and we can't
* even get the package header up.
*/
private boolean preparePackage() {
// firstly we loadup the classpath
builder.addPackage(new PackageDescr(pkg.getName()));
// now we deal with the header (imports, templates, globals).
addDrl(ServiceImplementation.getDroolsHeader(pkg));
loadDeclaredTypes();
if (builder.hasErrors()) {
recordBuilderErrors(pkg);
// if we have any failures, lets drop out now, no point in going
// any further
return false;
}
loadDSLFiles();
// finally, any functions we will load at this point.
AssetItemIterator it = this.pkg.listAssetsByFormat(new String[] {AssetFormats.FUNCTION});
while (it.hasNext()) {
AssetItem func = (AssetItem) it.next();
addDrl(func.getContent());
if (builder.hasErrors()) {
recordBuilderErrors(func);
builder.clearErrors();
}
}
return errors.size() == 0;
}
private void addHeaderToVerifier() {
StringBuffer header = new StringBuffer();
header.append("package " + packageItem.getName() + "\n");
header.append(ServiceImplementation.getDroolsHeader(packageItem) + "\n");
verifier.addResourcesToVerify(
ResourceFactory.newReaderResource(new StringReader(header.toString())), ResourceType.DRL);
}
public String getDRL() {
StringBuffer src = new StringBuffer();
src.append("package " + this.pkg.getName() + "\n");
src.append(ServiceImplementation.getDroolsHeader(this.pkg) + "\n\n");
// now we load up the DSL files
builder.setDSLFiles(
BRMSPackageBuilder.getDSLMappingFiles(
pkg,
new BRMSPackageBuilder.DSLErrorEvent() {
public void recordError(AssetItem asset, String message) {
errors.add(new ContentAssemblyError(asset, message));
}
}));
// do the functions and declared types.
AssetItemIterator it =
this.pkg.listAssetsByFormat(new String[] {AssetFormats.FUNCTION, AssetFormats.DRL_MODEL});
while (it.hasNext()) {
AssetItem func = (AssetItem) it.next();
if (!func.isArchived()) {
src.append(func.getContent() + "\n\n");
}
}
// now the rules
Iterator iter = pkg.getAssets();
while (iter.hasNext()) {
AssetItem asset = (AssetItem) iter.next();
if (!asset.isArchived()) {
ContentHandler h = ContentManager.getHandler(asset.getFormat());
if (h instanceof IRuleAsset) {
IRuleAsset ruleAsset = (IRuleAsset) h;
ruleAsset.assembleDRL(builder, asset, src);
}
src.append("\n\n");
}
}
return src.toString();
}
