Example usage for org.springframework.web.util UriTemplate getVariableNames

Introduction

In this page you can find the example usage for org.springframework.web.util UriTemplate getVariableNames.

Prototype

public List<String> getVariableNames() 

Source Link

Document

Return the names of the variables in the template, in order.

Usage

From source file:tv.arte.resteventapi.core.presentation.decoration.RestEventApiControllerLinkBuilder.java

public static String linkTo(Class<?> controller, Method method, Map<String, ?> parameters,
        ConversionService conversionService) {

    Assert.notNull(controller, "Controller type must not be null!");
    Assert.notNull(method, "Method must not be null!");

    RestEventApiControllerLinkBuilder linkBuilder = new RestEventApiControllerLinkBuilder(getBuilder());

    if (parameters == null) {
        parameters = new HashMap<String, Object>(1);
    }/*from w  ww .  ja v  a 2 s  .c o  m*/

    UriTemplate template = new UriTemplate(DISCOVERER.getMapping(controller, method));
    URI uri = template.expand(parameters);
    linkBuilder = linkBuilder.slash(uri);
    List<String> templateVariables = template.getVariableNames();

    for (Entry<String, ?> paramEnt : parameters.entrySet()) {
        if (!templateVariables.contains(paramEnt.getKey())) {
            String queryParamName = paramEnt.getKey();
            Object queryParamValue = null;

            if (paramEnt.getValue() != null) {
                queryParamValue = conversionService.convert(paramEnt.getValue(), String.class);
            }

            if (queryParamValue != null) {
                linkBuilder.uriBuilder.queryParam(queryParamName, queryParamValue);
            }
        }
    }

    return linkBuilder.uriBuilder.build().toUriString();
}

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From source file:eu.trentorise.smartcampus.permissionprovider.manager.ResourceAdapter.java

/**
 * @param rm//from  ww  w. j  a v  a  2s . com
 * @return true if the mapping definition is parametric to the service resource parameters
 */
private boolean isParametric(ResourceMapping rm) {
    UriTemplate template = new UriTemplate(rm.getUri());
    return template.getVariableNames() != null && template.getVariableNames().size() > 0;
}

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From source file:eu.trentorise.smartcampus.permissionprovider.manager.ResourceAdapter.java

/**
 * Find all the resource uris derived from the specified resource parameter and its parent parameters.
 * @param rpdb/*from   w w w  . jav a  2  s.  c om*/
 * @return map with URIs as the keys and mapping definitions as values.
 */
private Map<String, ResourceMapping> findResourceURIs(ResourceParameter rpdb) {
    Map<String, ResourceMapping> res = new HashMap<String, ResourceMapping>();
    Map<String, String> params = new HashMap<String, String>();
    params.put(rpdb.getResourceId(), rpdb.getValue());
    // the service where parameter is defined
    Service service = serviceMap.get(rpdb.getServiceId());
    if (service == null) {
        throw new IllegalArgumentException("Service " + rpdb.getServiceId() + " is not found.");
    }
    // all the service resource mappings
    List<ResourceMapping> list = flatServiceMappings.get(service.getId());
    if (list != null) {
        for (ResourceMapping rm : list) {
            UriTemplate template = new UriTemplate(rm.getUri());
            // if the extracted parameters contain all the template parameters, the mapping is updated
            if (template.getVariableNames() != null) {
                if (new HashSet<String>(template.getVariableNames()).equals(params.keySet())) {
                    URI uri = template.expand(params);
                    res.put(uri.toString(), rm);
                }
            }
        }
    }

    return res;
}

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From source file:eu.trentorise.smartcampus.permissionprovider.manager.ResourceManager.java

/**
 * Find all the resource uris derived from the specified resource parameter and its parent parameters.
 * @param rpdb/*w w w.  jav a 2 s . c o m*/
 * @return map with URIs as the keys and mapping definitions as values.
 */
private Map<String, ResourceMapping> findResourceURIs(ResourceParameter rpdb) {
    Map<String, ResourceMapping> res = new HashMap<String, ResourceMapping>();
    Map<String, String> params = new HashMap<String, String>();
    params.put(rpdb.getParameter(), rpdb.getValue());
    // the service where parameter is defined
    ServiceDescriptor sd = rpdb.getService();
    if (sd == null) {
        throw new IllegalArgumentException("ServiceDescriptor is not found.");
    }
    Service s = Utils.toServiceObject(sd);
    // all the service resource mappings
    List<ResourceMapping> list = s.getResourceMapping();
    if (list != null) {
        for (ResourceMapping rm : list) {
            UriTemplate template = new UriTemplate(rm.getUri());
            // if the extracted parameters contain all the template parameters, the mapping is updated
            if (template.getVariableNames() != null) {
                if (new HashSet<String>(template.getVariableNames()).equals(params.keySet())) {
                    URI uri = template.expand(params);
                    res.put(uri.toString(), rm);
                }
            }
        }
    }

    return res;
}

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