CustomResourceManager.java

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package org.glassfish.resources.admin.cli;

import com.sun.enterprise.config.serverbeans.Resource;
import com.sun.enterprise.config.serverbeans.Resources;
import com.sun.enterprise.config.serverbeans.ServerTags;
import com.sun.enterprise.util.LocalStringManagerImpl;
import org.glassfish.api.I18n;
import org.glassfish.resources.config.CustomResource;
import org.glassfish.resourcebase.resources.util.BindableResourcesHelper;
import org.glassfish.resourcebase.resources.admin.cli.ResourceUtil;
import org.glassfish.resourcebase.resources.api.ResourceStatus;
import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.PerLookup;
import org.jvnet.hk2.config.ConfigSupport;
import org.jvnet.hk2.config.SingleConfigCode;
import org.jvnet.hk2.config.TransactionFailure;
import org.jvnet.hk2.config.types.Property;

import javax.inject.Inject;
import javax.resource.ResourceException;
import java.beans.PropertyVetoException;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;

import static org.glassfish.resources.admin.cli.ResourceConstants.*;


@Service(name= ServerTags.CUSTOM_RESOURCE)
@PerLookup
@I18n("create.custom.resource")
public class CustomResourceManager implements ResourceManager {

    final private static LocalStringManagerImpl localStrings =
            new LocalStringManagerImpl(CustomResourceManager.class);
    private static final String DESCRIPTION = ServerTags.DESCRIPTION;

    @Inject
    private ResourceUtil resourceUtil;

    @Inject
    private BindableResourcesHelper resourcesHelper;

    private String resType = null;
    private String factoryClass = null;
    private String enabled = null;
    private String enabledValueForTarget = null;
    private String description = null;
    private String jndiName = null;

    public String getResourceType() {
        return ServerTags.CUSTOM_RESOURCE;
    }

    public ResourceStatus create(Resources resources, HashMap attributes, final Properties properties,
                                 String target) throws Exception {
        setAttributes(attributes, target);

        ResourceStatus validationStatus = isValid(resources, true, target);
        if(validationStatus.getStatus() == ResourceStatus.FAILURE){
            return validationStatus;
        }
        try {
            ConfigSupport.apply(new SingleConfigCode<Resources>() {

                public Object run(Resources param) throws PropertyVetoException,
                        TransactionFailure {

                    return createResource(param, properties);
                }
            }, resources);

                resourceUtil.createResourceRef(jndiName, enabledValueForTarget, target);
        } catch (TransactionFailure tfe) {
            String msg = localStrings.getLocalString(
                    "create.custom.resource.fail",
                    "Unable to create custom resource {0}.", jndiName) +
                    " " + tfe.getLocalizedMessage();
            return new ResourceStatus(ResourceStatus.FAILURE, msg, true);
        }

        String msg = localStrings.getLocalString(
                "create.custom.resource.success",
                "Custom Resource {0} created.", jndiName);
        return new ResourceStatus(ResourceStatus.SUCCESS, msg, true);
    }

    private ResourceStatus isValid(Resources resources, boolean validateResourceRef, String target){
        ResourceStatus status ;
        if (resType == null) {
            String msg = localStrings.getLocalString(
                    "create.custom.resource.noResType",
                    "No type defined for Custom Resource.");
            return new ResourceStatus(ResourceStatus.FAILURE, msg, true);
        }

        if (factoryClass == null) {
            String msg = localStrings.getLocalString(
                    "create.custom.resource.noFactoryClassName",
                    "No Factory class name defined for Custom Resource.");
            return new ResourceStatus(ResourceStatus.FAILURE, msg, true);
        }


        status = resourcesHelper.validateBindableResourceForDuplicates(resources, jndiName, validateResourceRef,
                target, CustomResource.class);
        if(status.getStatus() == ResourceStatus.FAILURE){
            return status;
        }

        return status;
    }

    private void setAttributes(HashMap attributes, String target) {
        jndiName = (String) attributes.get(JNDI_NAME);
        resType =  (String) attributes.get(RES_TYPE);
        factoryClass = (String) attributes.get(FACTORY_CLASS);
        if(target != null){
            enabled = resourceUtil.computeEnabledValueForResourceBasedOnTarget((String)attributes.get(ENABLED), target);
        }else{
            enabled = (String) attributes.get(ENABLED);
        }
        enabledValueForTarget = (String) attributes.get(ENABLED);
        description = (String) attributes.get(DESCRIPTION);
    }

    private Object createResource(Resources param, Properties properties) throws PropertyVetoException,
            TransactionFailure {
        CustomResource newResource = createConfigBean(param, properties);
        param.getResources().add(newResource);
        return newResource;
    }

    private CustomResource createConfigBean(Resources param, Properties properties) throws PropertyVetoException,
            TransactionFailure {
        CustomResource newResource = param.createChild(CustomResource.class);
        newResource.setJndiName(jndiName);
        newResource.setFactoryClass(factoryClass);
        newResource.setResType(resType);
        newResource.setEnabled(enabled);
        if (description != null) {
            newResource.setDescription(description);
        }
        if (properties != null) {
            for (Map.Entry e : properties.entrySet()) {
                Property prop = newResource.createChild(Property.class);
                prop.setName((String) e.getKey());
                prop.setValue((String) e.getValue());
                newResource.getProperty().add(prop);
            }
        }
        return newResource;
    }

    public Resource createConfigBean(Resources resources, HashMap attributes, Properties properties, boolean validate)
            throws Exception{
        setAttributes(attributes, null);
        ResourceStatus status = null;
        if(!validate){
            status = new ResourceStatus(ResourceStatus.SUCCESS,"");
        }else{
            status = isValid(resources, false, null);
        }
        if(status.getStatus() == ResourceStatus.SUCCESS){
            return createConfigBean(resources, properties);
        }else{
            throw new ResourceException(status.getMessage());
        }
    }
}