Examples with Context com.google.gwt.inject.rebind.binding.Context used on opensource projects

Example 1 with Context

use of com.google.gwt.inject.rebind.binding.Context in project google-gin by gwtplus.

the class BindingInstaller method ensureAccessible.

/**
 * Ensure that the binding for key which exists in the parent Ginjector is also available to the
 * child Ginjector.
 */
private void ensureAccessible(Key<?> key, GinjectorBindings parent, GinjectorBindings child) {
    // Parent will be null if it is was an optional dependency and it couldn't be created.
    if (parent != null && !child.equals(parent) && !child.isBound(key)) {
        PrettyPrinter.log(logger, TreeLogger.DEBUG, "In %s: inheriting binding for %s from the parent %s", child, key, parent);
        Context context = Context.format("Inheriting %s from parent", key);
        // We don't strictly need all the extra checks in addBinding, but it can't hurt.  We know, for
        // example, that there will not be any unresolved bindings for this key.
        child.addBinding(key, bindingFactory.getParentBinding(key, parent, context));
    }
}

Example 2 with Context

use of com.google.gwt.inject.rebind.binding.Context in project google-gin by gwtplus.

the class GuiceBindingVisitor method visit.

public Void visit(InstanceBinding<? extends T> instanceBinding) {
    T instance = instanceBinding.getInstance();
    if (BindConstantBinding.isConstantKey(targetKey)) {
        Context context = Context.forElement(instanceBinding);
        bindingsCollection.addBinding(targetKey, bindingFactory.getBindConstantBinding(targetKey, instance, context));
    } else {
        messages.add(new Message(instanceBinding.getSource(), PrettyPrinter.format("Instance binding not supported; key=%s, inst=%s", targetKey, instance)));
    }
    return null;
}

Example 3 with Context

use of com.google.gwt.inject.rebind.binding.Context in project google-gin by gwtplus.

the class GinjectorFragmentOutputter method writeBindingGetter.

/**
 * Writes a method describing the getter for the given key, along with any
 * other code necessary to support it.  Produces a list of helper methods that
 * still need to be written.
 */
void writeBindingGetter(Key<?> key, Binding binding, GinScope scope, List<InjectorMethod> helperMethodsOutput) {
    Context bindingContext = binding.getContext();
    SourceSnippetBuilder getterBuilder = new SourceSnippetBuilder();
    SourceSnippet creationStatements;
    String getter = nameGenerator.getGetterMethodName(key);
    String typeName;
    try {
        typeName = ReflectUtil.getSourceName(key.getTypeLiteral());
        creationStatements = binding.getCreationStatements(nameGenerator, helperMethodsOutput);
    } catch (NoSourceNameException e) {
        errorManager.logError("Error trying to write getter for [%s] -> [%s];" + " binding declaration: %s", e, key, binding, bindingContext);
        return;
    }
    // Name of the field that we might need.
    String field = nameGenerator.getSingletonFieldName(key);
    switch(scope) {
        case EAGER_SINGLETON:
            initializeEagerSingletonsBody.append("// Eager singleton bound at:\n");
            appendBindingContextCommentToMethod(bindingContext, initializeEagerSingletonsBody);
            initializeEagerSingletonsBody.append(getter).append("();\n");
        // $FALL-THROUGH$
        case SINGLETON:
            writer.println("private " + typeName + " " + field + " = null;");
            writer.println();
            getterBuilder.append(String.format("\nif (%s == null) {\n", field)).append(creationStatements).append("\n").append(String.format("    %s = result;\n", field)).append("}\n").append(String.format("return %s;\n", field));
            break;
        case NO_SCOPE:
            sourceWriteUtil.writeBindingContextJavadoc(writer, bindingContext, key);
            getterBuilder.append(creationStatements).append("\n").append("return result;\n");
            break;
        default:
            throw new IllegalStateException();
    }
    outputMethod(SourceSnippets.asMethod(false, String.format("public %s %s()", typeName, getter), fragmentPackageName.toString(), getterBuilder.build()));
}

Example 4 with Context

use of com.google.gwt.inject.rebind.binding.Context in project google-gin by gwtplus.

the class GuiceBindingVisitor method visit.

public Void visit(LinkedKeyBinding<? extends T> linkedKeyBinding) {
    Context context = Context.forElement(linkedKeyBinding);
    bindingsCollection.addBinding(targetKey, bindingFactory.getBindClassBinding(linkedKeyBinding.getLinkedKey(), targetKey, context));
    return null;
}

Example 5 with Context

use of com.google.gwt.inject.rebind.binding.Context in project google-gin by gwtplus.

the class GuiceBindingVisitor method visit.

public Void visit(ProviderInstanceBinding<? extends T> providerInstanceBinding) {
    // Detect provider methods and handle them
    // TODO(bstoler): Update this when the SPI explicitly has a case for
    // provider methods
    Provider<? extends T> provider = providerInstanceBinding.getProviderInstance();
    if (provider instanceof ProviderMethod) {
        Context context = Context.forElement(providerInstanceBinding);
        bindingsCollection.addBinding(targetKey, bindingFactory.getProviderMethodBinding((ProviderMethod<?>) provider, context));
        return null;
    }
    if (provider instanceof GwtDotCreateProvider) {
        addImplicitBinding(providerInstanceBinding);
        return null;
    }
    // OTt, use the normal default handler (and error)
    return super.visit(providerInstanceBinding);
}