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Checkin for RSOLR 031: "Remote API to get and compare models"

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@28472 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Steven Glover
2011-06-20 09:28:02 +00:00
parent 28ad07846e
commit 6abcef0ba7
6 changed files with 214 additions and 0 deletions
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12
config/alfresco/templates/webscripts/org/alfresco/repository/solr/model.get.desc.xml Normal file
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@@ -0,0 +1,12 @@
<webscript>
<shortname>Get Model</shortname>
<description>Get the model for given model name.</description>
<url>/api/solr/model/{modelShortQName}</url>
<format default="json">argument</format>
<authentication>admin</authentication>
<transaction allow="readonly">required</transaction>
<lifecycle>internal</lifecycle>
<family>SOLR</family>
<args>
</args>
</webscript>

12
config/alfresco/templates/webscripts/org/alfresco/repository/solr/modelsdiff.post.desc.xml Normal file
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@@ -0,0 +1,12 @@
<webscript>
<shortname>Get Model Diffs</shortname>
<description>Get a diff of models given parameters passed in.</description>
<url>/api/solr/modelsdiff</url>
<format default="json">argument</format>
<authentication>admin</authentication>
<transaction allow="readonly">required</transaction>
<lifecycle>internal</lifecycle>
<family>SOLR</family>
<args>
</args>
</webscript>

14
config/alfresco/templates/webscripts/org/alfresco/repository/solr/modelsdiff.post.json.ftl Normal file
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@@ -0,0 +1,14 @@
<#import "solr.lib.ftl" as solrLib/>
{
"diffs" :
[
<#list diffs as diff>
{
"name": <@solrLib.qNameJSON qName=diff.modelName/>,
"type" : "${diff.type}",
"oldChecksum": <#if diff.oldChecksum??>${diff.oldChecksum?c}<#else>null</#if>,
"newChecksum": <#if diff.newChecksum??>${diff.newChecksum?c}<#else>null</#if>
}<#if diff_has_next>,</#if>
</#list>
]
}

13
config/alfresco/web-scripts-application-context.xml
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@@ -1355,6 +1355,19 @@
<property name="nodeDAO" ref="nodeDAO"/>
</bean>
<bean id="webscript.org.alfresco.repository.solr.model.get"
class="org.alfresco.repo.web.scripts.solr.AlfrescoModelGet"
parent="webscript">
<property name="solrTrackingComponent" ref="solrTrackingComponent"/>
<property name="namespaceService" ref="namespaceService"/>
</bean>
<bean id="webscript.org.alfresco.repository.solr.modelsdiff.post"
class="org.alfresco.repo.web.scripts.solr.AlfrescoModelsDiff"
parent="webscript">
<property name="solrTrackingComponent" ref="solrTrackingComponent"/>
</bean>
<!-- -->
<!-- Node Locator -->
<!-- -->

76
source/java/org/alfresco/repo/web/scripts/solr/AlfrescoModelGet.java Normal file
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package org.alfresco.repo.web.scripts.solr;
import java.io.IOException;
import java.util.Map;
import org.alfresco.repo.solr.AlfrescoModel;
import org.alfresco.repo.solr.SOLRTrackingComponent;
import org.alfresco.service.cmr.dictionary.ModelDefinition;
import org.alfresco.service.namespace.NamespaceService;
import org.alfresco.service.namespace.QName;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.json.JSONException;
import org.springframework.extensions.webscripts.AbstractWebScript;
import org.springframework.extensions.webscripts.Status;
import org.springframework.extensions.webscripts.WebScriptException;
import org.springframework.extensions.webscripts.WebScriptRequest;
import org.springframework.extensions.webscripts.WebScriptResponse;
/**
* Support for SOLR: Get Alfresco model
*
* @since 4.0
*/
public class AlfrescoModelGet extends AbstractWebScript
{
protected static final Log logger = LogFactory.getLog(AlfrescoModelGet.class);
private NamespaceService namespaceService;
private SOLRTrackingComponent solrTrackingComponent;
public void setSolrTrackingComponent(SOLRTrackingComponent solrTrackingComponent)
{
this.solrTrackingComponent = solrTrackingComponent;
}
public void setNamespaceService(NamespaceService namespaceService)
{
this.namespaceService = namespaceService;
}
public void execute(WebScriptRequest req, WebScriptResponse res)
{
try
{
handle(req, res);
}
catch(IOException e)
{
throw new WebScriptException("IO exception parsing request", e);
}
catch(JSONException e)
{
throw new WebScriptException("Invalid JSON", e);
}
}
private void handle(WebScriptRequest req, WebScriptResponse res) throws JSONException, IOException
{
// create map of template vars
Map<String, String> templateVars = req.getServiceMatch().getTemplateVars();
String modelName = templateVars.get("modelShortQName");
if(modelName == null)
{
throw new WebScriptException(
Status.STATUS_BAD_REQUEST,
"URL parameter 'modelShortQName' not provided.");
}
ModelDefinition.XMLBindingType bindingType = ModelDefinition.XMLBindingType.SOLR;
AlfrescoModel model = solrTrackingComponent.getModel(QName.createQName(modelName, namespaceService));
res.setHeader("XAlfresco-modelChecksum", String.valueOf(model.getModelDef().getChecksum(bindingType)));
model.getModelDef().toXML(bindingType, res.getOutputStream());
}
}

87
source/java/org/alfresco/repo/web/scripts/solr/AlfrescoModelsDiff.java Normal file
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package org.alfresco.repo.web.scripts.solr;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.alfresco.repo.solr.AlfrescoModelDiff;
import org.alfresco.repo.solr.SOLRTrackingComponent;
import org.alfresco.service.namespace.QName;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.springframework.extensions.surf.util.Content;
import org.springframework.extensions.webscripts.DeclarativeWebScript;
import org.springframework.extensions.webscripts.Status;
import org.springframework.extensions.webscripts.WebScriptException;
import org.springframework.extensions.webscripts.WebScriptRequest;
/**
* Support for SOLR: Track Alfresco model changes
*
* @since 4.0
*/
public class AlfrescoModelsDiff extends DeclarativeWebScript
{
protected static final Log logger = LogFactory.getLog(AlfrescoModelsDiff.class);
private SOLRTrackingComponent solrTrackingComponent;
public void setSolrTrackingComponent(SOLRTrackingComponent solrTrackingComponent)
{
this.solrTrackingComponent = solrTrackingComponent;
}
protected Map<String, Object> executeImpl(WebScriptRequest req, Status status)
{
try
{
Map<String, Object> model = buildModel(req);
if (logger.isDebugEnabled())
{
logger.debug("Result: \n\tRequest: " + req + "\n\tModel: " + model);
}
return model;
}
catch(IOException e)
{
throw new WebScriptException("IO exception parsing request", e);
}
catch(JSONException e)
{
throw new WebScriptException("Invalid JSON", e);
}
}
private Map<String, Object> buildModel(WebScriptRequest req) throws JSONException, IOException
{
Map<String, Object> model = new HashMap<String, Object>(1, 1.0f);
Content content = req.getContent();
if(content == null)
{
throw new WebScriptException("Failed to convert request to String");
}
JSONObject o = new JSONObject(content.getContent());
JSONArray jsonModels = o.getJSONArray("models");
Map<QName, Long> models = new HashMap<QName, Long>(jsonModels.length());
for(int i = 0; i < jsonModels.length(); i++)
{
JSONObject jsonModel = jsonModels.getJSONObject(i);
models.put(QName.createQName(jsonModel.getString("name")), jsonModel.getLong("checksum"));
}
List<AlfrescoModelDiff> diffs = solrTrackingComponent.getModelDiffs(models);
model.put("diffs", diffs);
if (logger.isDebugEnabled())
{
logger.debug("Result: \n\tRequest: " + req + "\n\tModel: " + model);
}
return model;
}
}