Examples with ProjectClassLoader org.drools.wiring.api.classloader.ProjectClassLoader used on opensource projects

Example 1 with ProjectClassLoader

use of org.drools.wiring.api.classloader.ProjectClassLoader in project drools by kiegroup.

the class HasKnowledgeBuilderImpl method compileAndLoadClass.

/**
 * Compile the given sources and add them to given <code>Classloader</code> of the current instance.
 * Returns the <code>Class</code> with the given <b>fullClassName</b>
 * @param sourcesMap
 * @param fullClassName
 * @return
 */
@Override
public Class<?> compileAndLoadClass(Map<String, String> sourcesMap, String fullClassName) {
    ClassLoader classLoader = getClassLoader();
    if (!(classLoader instanceof ProjectClassLoader)) {
        throw new IllegalStateException("Expected ProjectClassLoader, received " + classLoader.getClass().getName());
    }
    ProjectClassLoader projectClassLoader = (ProjectClassLoader) classLoader;
    final Map<String, byte[]> byteCode = KieMemoryCompiler.compileNoLoad(sourcesMap, projectClassLoader, JavaConfiguration.CompilerType.ECLIPSE);
    byteCode.forEach(projectClassLoader::defineClass);
    try {
        return projectClassLoader.loadClass(fullClassName);
    } catch (Exception e) {
        throw new KiePMMLException(e);
    }
}

Example 2 with ProjectClassLoader

use of org.drools.wiring.api.classloader.ProjectClassLoader in project drools by kiegroup.

the class HasKnowledgeBuilderMock method compileAndLoadClass.

@Override
public Class<?> compileAndLoadClass(Map<String, String> sourcesMap, String fullClassName) {
    ClassLoader classLoader = getClassLoader();
    if (!(classLoader instanceof ProjectClassLoader)) {
        throw new IllegalStateException("Expected ProjectClassLoader, received " + classLoader.getClass().getName());
    }
    ProjectClassLoader projectClassLoader = (ProjectClassLoader) classLoader;
    final Map<String, byte[]> byteCode = KieMemoryCompiler.compileNoLoad(sourcesMap, projectClassLoader);
    byteCode.forEach(projectClassLoader::defineClass);
    try {
        return projectClassLoader.loadClass(fullClassName);
    } catch (Exception e) {
        throw new KiePMMLException(e);
    }
}

Example 3 with ProjectClassLoader

use of org.drools.wiring.api.classloader.ProjectClassLoader in project drools by kiegroup.

the class HasKnowledgeBuilderMock method compileAndLoadClass.

@Override
public Class<?> compileAndLoadClass(Map<String, String> sourcesMap, String fullClassName) {
    ClassLoader classLoader = getClassLoader();
    if (!(classLoader instanceof ProjectClassLoader)) {
        throw new IllegalStateException("Expected ProjectClassLoader, received " + classLoader.getClass().getName());
    }
    ProjectClassLoader projectClassLoader = (ProjectClassLoader) classLoader;
    final Map<String, byte[]> byteCode = KieMemoryCompiler.compileNoLoad(sourcesMap, projectClassLoader);
    byteCode.forEach(projectClassLoader::defineClass);
    try {
        return projectClassLoader.loadClass(fullClassName);
    } catch (Exception e) {
        throw new KiePMMLException(e);
    }
}

Example 4 with ProjectClassLoader

use of org.drools.wiring.api.classloader.ProjectClassLoader in project drools by kiegroup.

the class HasKnowledgeBuilderMock method compileAndLoadClass.

@Override
public Class<?> compileAndLoadClass(Map<String, String> sourcesMap, String fullClassName) {
    ClassLoader classLoader = getClassLoader();
    if (!(classLoader instanceof ProjectClassLoader)) {
        throw new IllegalStateException("Expected ProjectClassLoader, received " + classLoader.getClass().getName());
    }
    ProjectClassLoader projectClassLoader = (ProjectClassLoader) classLoader;
    final Map<String, byte[]> byteCode = KieMemoryCompiler.compileNoLoad(sourcesMap, projectClassLoader);
    byteCode.forEach(projectClassLoader::defineClass);
    try {
        return projectClassLoader.loadClass(fullClassName);
    } catch (Exception e) {
        throw new KiePMMLException(e);
    }
}

Example 5 with ProjectClassLoader

use of org.drools.wiring.api.classloader.ProjectClassLoader in project drools by kiegroup.

the class InstancesHashcodedTest method build.

/*
        <dimension name="bck_cycle_dm"  item-expression="cycleDimension"
                   mode="ignore" cache="10" export-to="cycle_id">
            <id    name="objid"            type="long"             generator-sql="select bck_dimensions_uid.nextval from dual"/>
            <field name="cut_date"         type="java.util.Date"   value="cutDate"     key="true"/>
            <field name="due_date"         type="java.util.Date"   value="dueDate"     key="true"/>
            <field name="cycle_code"       type="java.lang.String" value="cycleCode"/>
            <field name="issue_date"       type="java.util.Date"   value="issueDate"/>
        </dimension>
 */
private Class build(ClassBuilder builder, ClassDefinition classDef) throws Exception {
    ProjectClassLoader prjClassLoader = ProjectClassLoader.createProjectClassLoader();
    byte[] d = builder.buildClass(classDef, prjClassLoader);
    JavaDialectRuntimeData data = new JavaDialectRuntimeData();
    data.write(convertClassToResourcePath(classDef.getClassName()), d);
    ClassLoader classLoader = new PackageClassLoader(data.getStore(), prjClassLoader);
    ClassFieldAccessorStore store = new ClassFieldAccessorStore();
    store.setClassFieldAccessorCache(new ClassFieldAccessorCache(classLoader));
    store.setEagerWire(true);
    Class clazz = classLoader.loadClass(classDef.getClassName());
    classDef.setDefinedClass(clazz);
    return clazz;
}