Examples with PureJavaCompileException org.finos.legend.pure.runtime.java.compiled.compiler.PureJavaCompileException used on opensource projects

Example 1 with PureJavaCompileException

use of org.finos.legend.pure.runtime.java.compiled.compiler.PureJavaCompileException in project legend-pure by finos.

the class CompiledSupport method dynamicallyBuildLambdaFunction.

public static Object dynamicallyBuildLambdaFunction(CoreInstance lambdaFunction, ExecutionSupport es) {
    ClassLoader globalClassLoader = ((CompiledExecutionSupport) es).getClassLoader();
    CompiledProcessorSupport compiledSupport = new CompiledProcessorSupport(globalClassLoader, ((CompiledExecutionSupport) es).getMetadata(), ((CompiledExecutionSupport) es).getExtraSupportedTypes());
    ProcessorContext processorContext = new ProcessorContext(compiledSupport);
    processorContext.setInLineAllLambda(true);
    String name = "DynamicLambdaGeneration";
    String _class = JavaSourceCodeGenerator.imports + "\nimport " + JavaPackageAndImportBuilder.rootPackage() + ".*;\npublic class " + name + "{" + "   public static PureCompiledLambda build(final MutableMap<String, Object> valMap, final IntObjectMap<CoreInstance> localLambdas){\n" + "return " + ValueSpecificationProcessor.processLambda(null, lambdaFunction, compiledSupport, processorContext) + ";" + "}" + "}";
    MemoryFileManager fileManager = ((CompiledExecutionSupport) es).getMemoryFileManager();
    MutableList<StringJavaSource> javaClasses = FastList.newList();
    javaClasses.add(StringJavaSource.newStringJavaSource("temp", name, _class));
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    MemoryFileManager manager = new MemoryFileManager(compiler, fileManager, null);
    try {
        PureJavaCompiler.compile(compiler, javaClasses, manager);
    } catch (PureJavaCompileException e) {
        throw new RuntimeException(e);
    }
    ClassLoader cl = new MemoryClassLoader(manager, globalClassLoader);
    try {
        Class<?> realClass = cl.loadClass("temp" + "." + name);
        return realClass.getMethod("build", MutableMap.class, IntObjectMap.class).invoke(null, processorContext.getObjectToPassToDynamicallyGeneratedCode(), processorContext.getLocalLambdas());
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}