Examples with RefRecipe org.apache.aries.blueprint.di.RefRecipe used on opensource projects

Example 1 with RefRecipe

use of org.apache.aries.blueprint.di.RefRecipe in project aries by apache.

the class RecipeBuilder method getValue.

private Recipe getValue(Metadata v, Object groupingType) {
    if (v instanceof NullMetadata) {
        return null;
    } else if (v instanceof ComponentMetadata) {
        return createRecipe((ComponentMetadata) v);
    } else if (v instanceof ValueMetadata) {
        ValueMetadata stringValue = (ValueMetadata) v;
        Object type = stringValue.getType();
        type = (type == null) ? groupingType : type;
        ValueRecipe vr = new ValueRecipe(getName(null), stringValue, type);
        return vr;
    } else if (v instanceof RefMetadata) {
        // TODO: make it work with property-placeholders?
        String componentName = ((RefMetadata) v).getComponentId();
        RefRecipe rr = new RefRecipe(getName(null), componentName);
        return rr;
    } else if (v instanceof CollectionMetadata) {
        CollectionMetadata collectionMetadata = (CollectionMetadata) v;
        Class<?> cl = collectionMetadata.getCollectionClass();
        String type = collectionMetadata.getValueType();
        if (cl == Object[].class) {
            ArrayRecipe ar = new ArrayRecipe(getName(null), type);
            for (Metadata lv : collectionMetadata.getValues()) {
                ar.add(getValue(lv, type));
            }
            return ar;
        } else {
            CollectionRecipe cr = new CollectionRecipe(getName(null), cl != null ? cl : ArrayList.class, type);
            for (Metadata lv : collectionMetadata.getValues()) {
                cr.add(getValue(lv, type));
            }
            return cr;
        }
    } else if (v instanceof MapMetadata) {
        return createMapRecipe((MapMetadata) v);
    } else if (v instanceof PropsMetadata) {
        PropsMetadata mapValue = (PropsMetadata) v;
        MapRecipe mr = new MapRecipe(getName(null), Properties.class, String.class, String.class);
        for (MapEntry entry : mapValue.getEntries()) {
            Recipe key = getValue(entry.getKey(), String.class);
            Recipe val = getValue(entry.getValue(), String.class);
            mr.put(key, val);
        }
        return mr;
    } else if (v instanceof IdRefMetadata) {
        // TODO: make it work with property-placeholders?
        String componentName = ((IdRefMetadata) v).getComponentId();
        IdRefRecipe rnr = new IdRefRecipe(getName(null), componentName);
        return rnr;
    } else {
        throw new IllegalStateException("Unsupported value: " + (v != null ? v.getClass().getName() : "null"));
    }
}

Example 2 with RefRecipe

use of org.apache.aries.blueprint.di.RefRecipe in project aries by apache.

the class BlueprintRepository method validate.

public void validate() {
    for (Recipe recipe : getAllRecipes()) {
        // Check that references are satisfied
        String ref = null;
        if (recipe instanceof RefRecipe) {
            ref = ((RefRecipe) recipe).getIdRef();
        } else if (recipe instanceof IdRefRecipe) {
            ref = ((IdRefRecipe) recipe).getIdRef();
        }
        if (ref != null && getRecipe(ref) == null) {
            throw new ComponentDefinitionException("Unresolved ref/idref to component: " + ref);
        }
        // Check service
        if (recipe instanceof ServiceRecipe) {
            Recipe r = ((ServiceRecipe) recipe).getServiceRecipe();
            if (r instanceof RefRecipe) {
                r = getRecipe(((RefRecipe) r).getIdRef());
            }
            if (r instanceof ServiceRecipe) {
                throw new ComponentDefinitionException("The target for a <service> element must not be <service> element");
            }
            if (r instanceof ReferenceListRecipe) {
                throw new ComponentDefinitionException("The target for a <service> element must not be <reference-list> element");
            }
            CollectionRecipe listeners = ((ServiceRecipe) recipe).getListenersRecipe();
            for (Recipe lr : listeners.getDependencies()) {
                // The listener recipe is a bean recipe with the listener being set in a property
                for (Recipe l : lr.getDependencies()) {
                    if (l instanceof RefRecipe) {
                        l = getRecipe(((RefRecipe) l).getIdRef());
                    }
                    if (l instanceof ServiceRecipe) {
                        throw new ComponentDefinitionException("The target for a <registration-listener> element must not be <service> element");
                    }
                    if (l instanceof ReferenceListRecipe) {
                        throw new ComponentDefinitionException("The target for a <registration-listener> element must not be <reference-list> element");
                    }
                }
            }
        }
        // Check references
        if (recipe instanceof AbstractServiceReferenceRecipe) {
            CollectionRecipe listeners = ((AbstractServiceReferenceRecipe) recipe).getListenersRecipe();
            for (Recipe lr : listeners.getDependencies()) {
                // The listener recipe is a bean recipe with the listener being set in a property
                for (Recipe l : lr.getDependencies()) {
                    if (l instanceof RefRecipe) {
                        l = getRecipe(((RefRecipe) l).getIdRef());
                    }
                    if (l instanceof ServiceRecipe) {
                        throw new ComponentDefinitionException("The target for a <reference-listener> element must not be <service> element");
                    }
                    if (l instanceof ReferenceListRecipe) {
                        throw new ComponentDefinitionException("The target for a <reference-listener> element must not be <reference-list> element");
                    }
                }
            }
        }
    }
}

Example 3 with RefRecipe

use of org.apache.aries.blueprint.di.RefRecipe in project aries by apache.

the class DependencyGraph method createNode.

private Node createNode(String name, Recipe recipe, Map<String, Node> nodes) {
    // if node already exists, verify that the exact same recipe instnace is used for both
    if (nodes.containsKey(name)) {
        Node node = nodes.get(name);
        if (node.recipe != recipe) {
            throw new RuntimeException("The name '" + name + "' is assigned to multiple recipies");
        }
        return node;
    }
    // create the node
    Node node = new Node();
    node.name = name;
    node.recipe = recipe;
    nodes.put(name, node);
    // link in the references
    LinkedList<Recipe> constructorRecipes = new LinkedList<Recipe>(recipe.getConstructorDependencies());
    while (!constructorRecipes.isEmpty()) {
        Recipe nestedRecipe = constructorRecipes.removeFirst();
        if (nestedRecipe instanceof RefRecipe) {
            nestedRecipe = nestedRecipe.getDependencies().get(0);
            String nestedName = nestedRecipe.getName();
            Node nestedNode = createNode(nestedName, nestedRecipe, nodes);
            node.referenceCount++;
            nestedNode.references.add(node);
        } else {
            constructorRecipes.addAll(nestedRecipe.getDependencies());
        }
    }
    return node;
}