Examples of org.drools.guvnor.server.builder.ModuleAssembler

Package org.drools.guvnor.server.builder

Examples of org.drools.guvnor.server.builder.ModuleAssembler

org.drools.guvnor.server.builder.ModuleAssembler
This assembles modules into module deployment bundles, and deals with errors etc. Each content type is responsible for contributing to the module deployment bundle.

    @Path("{packageName}/source")
    @Produces(MediaType.TEXT_PLAIN)
    public Response getPackageSource(@PathParam("packageName") String packageName) {
        try {
            ModuleItem moduleItem = rulesRepository.loadModule(packageName);
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(moduleItem.getFormat(), moduleItem, null);
            String drl = moduleAssembler.getCompiledSource();
            return Response.ok(drl).header("Content-Disposition", "attachment; filename=" + packageName).
                    header("Last-Modified", createDateFormat().format(this.convertToGmt(moduleItem.getLastModified()).getTime())).build();
        } catch (Exception e) {
            //catch RulesRepositoryException and other exceptions. For example when the package does not exists.
            throw new WebApplicationException(e);

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    @Path("{packageName}/versions/{versionNumber}/source")
    @Produces(MediaType.TEXT_PLAIN)
    public Response getHistoricalPackageSource(@PathParam("packageName") String packageName,
                                               @PathParam("versionNumber") long versionNumber) {
        ModuleItem item = rulesRepository.loadModule(packageName, versionNumber);
        ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
        String drl = moduleAssembler.getCompiledSource();
        return Response.ok(drl).header("Content-Disposition", "attachment; filename=" + packageName).
                    header("Last-Modified", createDateFormat().format(this.convertToGmt(item.getLastModified()).getTime())).build();
    }

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                                    boolean isLatest,
                                    OutputStream out) throws IOException {
        ModuleItem item = null;
        if ( isLatest ) {
            item = repository.loadModule( packageName );
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
            String drl = moduleAssembler.getCompiledSource();
            out.write( drl.getBytes() );
            out.flush();
            return packageName + ".drl";
        } else {
            item = repository.loadModuleSnapshot( packageName,
                                                   packageVersion );
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
            String drl = moduleAssembler.getCompiledSource();
            out.write( drl.getBytes() );
            out.flush();
            return packageName + "_" + URLEncoder.encode( packageVersion,
                                                          "UTF-8" ) + ".drl";
        }

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        if ( !force && item.isBinaryUpToDate() ) {
            // we can just return all OK if its up to date.
            return BuilderResult.emptyResult();
        }
        
        ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, moduleAssemblerConfiguration);
        moduleAssembler.compile();


        if ( moduleAssembler.hasErrors() ) {
            BuilderResult result = new BuilderResult();
            BuilderResultHelper builderResultHelper = new BuilderResultHelper();
            result.addLines( builderResultHelper.generateBuilderResults( moduleAssembler.getErrors() ) );
            return result;
        }


        return BuilderResult.emptyResult();
    }

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                        null ) );
    }


    protected String buildModuleSource(String moduleUUID) throws SerializationException {
        ModuleItem item = rulesRepository.loadModuleByUUID( moduleUUID );
        ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
        return moduleAssembler.getCompiledSource();
    }

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    //Drools specific
    protected String[] listRulesInPackage(String packageName) throws SerializationException {
        ModuleItem item = rulesRepository.loadModule( packageName );


        ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);


        List<String> result = new ArrayList<String>();
        try {


            String drl = moduleAssembler.getCompiledSource();
            if ( drl == null || "".equals( drl ) ) {
                return new String[0];
            } else {
                parseRulesToPackageList( moduleAssembler,
                        result );

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                                    boolean isLatest,
                                    OutputStream out) throws IOException {
        ModuleItem item = null;
        if ( isLatest ) {
            item = repository.loadModule( packageName );
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
            String drl = moduleAssembler.getCompiledSource();
            out.write( drl.getBytes() );
            out.flush();
            return packageName + ".drl";
        } else {
            item = repository.loadModuleSnapshot( packageName,
                                                   packageVersion );
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
            String drl = moduleAssembler.getCompiledSource();
            out.write( drl.getBytes() );
            out.flush();
            return packageName + "_" + URLEncoder.encode( packageVersion,
                                                          "UTF-8" ) + ".drl";
        }

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            throw new WebApplicationException(Response.status(Response.Status.NOT_FOUND)
                    .entity("Package [" + packageName + "] does not exist").build());
        }
        try {
            ModuleItem moduleItem = rulesRepository.loadModule(packageName);
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(moduleItem.getFormat(), moduleItem, null);
            String drl = moduleAssembler.getCompiledSource();
            return Response.ok(drl).header("Content-Disposition", "attachment; filename=" + packageName).
                    header("Last-Modified", createDateFormat().format(this.convertToGmt(moduleItem.getLastModified()).getTime())).build();
        } catch (RuntimeException e) {
            //catch RulesRepositoryException and other exceptions. For example when the package does not exists.
            throw new WebApplicationException(e);

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                    .entity("Package [" + packageName + "] does not exist").build());
        }
        try {
            ModuleItem p = compileModuleIfNeeded(packageName);
            byte[] result = p.getCompiledBinaryBytes();
            ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(p.getFormat(), p, null);
            String fileName = packageName + "." + moduleAssembler.getBinaryExtension();
            return Response.ok(result).header("Content-Disposition", "attachment; filename=" + fileName).
                    header("Last-Modified", createDateFormat().format(this.convertToGmt(p.getLastModified()).getTime())).build();
        } catch (RuntimeException e) {
            //catch RulesRepositoryException and other exceptions. For example when the package does not exists.
            throw new WebApplicationException(e);

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    @Path("{packageName}/versions/{versionNumber}/source")
    @Produces(MediaType.TEXT_PLAIN)
    public Response getHistoricalPackageSource(@PathParam("packageName") String packageName,
                                               @PathParam("versionNumber") long versionNumber) {
        ModuleItem item = rulesRepository.loadModule(packageName, versionNumber);
        ModuleAssembler moduleAssembler = ModuleAssemblerManager.getModuleAssembler(item.getFormat(), item, null);
        String drl = moduleAssembler.getCompiledSource();
        return Response.ok(drl).header("Content-Disposition", "attachment; filename=" + packageName).
                    header("Last-Modified", createDateFormat().format(this.convertToGmt(item.getLastModified()).getTime())).build();
    }

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