Example usage for com.google.gwt.gdata.client.gbase SnippetsQuery setBq

Introduction

In this page you can find the example usage for com.google.gwt.gdata.client.gbase SnippetsQuery setBq.

Prototype

public final native void setBq(String bq) ;

Source Link

Document

Sets the query string that conforms to the Query Language Specification.

Usage

From source file:com.google.gwt.gdata.sample.hellogdata.client.GoogleBaseQuerySnippetsForCamerasDemo.java

License:Apache License

/**
 * Retrieves a snippets feed using a Query object.
 * In GData, feed URIs can contain query string parameters. The
 * GData query objects aid in building parameterized feed URIs.
 * Upon successfully receiving the snippets feed, the snippet entries 
 * are displayed to the user via the showData method.
 * We set the BQ parameter to search for digital cameras.
 * //from w  w w  . java  2  s.  c o m
 * @param itemsFeedUri The items feed uri.
 */
private void querySnippets(String itemsFeedUri) {
    showStatus("Loading snippets feed...", false);
    SnippetsQuery query = SnippetsQuery.newInstance(itemsFeedUri);
    query.setMaxResults(25);
    query.setBq("digital camera [megapixels >= 4][price < 200.0][condition:new]");
    service.getSnippetsFeed(query, new SnippetsFeedCallback() {
        public void onFailure(CallErrorException caught) {
            showStatus("An error occurred while retrieving the snippets feed: " + caught.getMessage(), true);
        }

        public void onSuccess(SnippetsFeed result) {
            SnippetsEntry[] entries = result.getEntries();
            if (entries.length == 0) {
                showStatus("No snippets matched the search criteria.", false);
            } else {
                showData(entries);
            }
        }
    });
}

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From source file:com.google.gwt.gdata.sample.hellogdata.client.GoogleBaseQuerySnippetsForConvertiblesDemo.java

License:Apache License

/**
 * Retrieves a snippets feed using a Query object.
 * In GData, feed URIs can contain query string parameters. The
 * GData query objects aid in building parameterized feed URIs.
 * Upon successfully receiving the snippets feed, the snippet entries 
 * are displayed to the user via the showData method.
 * We set the BQ parameter to search for convertibles.
 * /* www .j  av a  2 s  .c o  m*/
 * @param itemsFeedUri The items feed uri.
 */
private void querySnippets(String itemsFeedUri) {
    showStatus("Loading snippets feed...", false);
    SnippetsQuery query = SnippetsQuery.newInstance(itemsFeedUri);
    query.setMaxResults(25);
    query.setBq("convertible [brand:Volkswagen][year >=2003]" + "[color:red][vehicle type:car]");
    service.getSnippetsFeed(query, new SnippetsFeedCallback() {
        public void onFailure(CallErrorException caught) {
            showStatus("An error occurred while retrieving the snippets feed: " + caught.getMessage(), true);
        }

        public void onSuccess(SnippetsFeed result) {
            SnippetsEntry[] entries = result.getEntries();
            if (entries.length == 0) {
                showStatus("No snippets matched the search criteria.", false);
            } else {
                showData(entries);
            }
        }
    });
}

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From source file:com.google.gwt.gdata.sample.hellogdata.client.GoogleBaseQuerySnippetsForHousingDemo.java

License:Apache License

/**
 * Retrieves a snippets feed using a Query object.
 * In GData, feed URIs can contain query string parameters. The
 * GData query objects aid in building parameterized feed URIs.
 * Upon successfully receiving the snippets feed, the snippet entries 
 * are displayed to the user via the showData method.
 * We set the BQ parameter to search for housing.
 * /* ww w . ja v  a  2s .  co  m*/
 * @param itemsFeedUri The items feed uri.
 */
private void querySnippets(String itemsFeedUri) {
    showStatus("Loading snippets feed...", false);
    SnippetsQuery query = SnippetsQuery.newInstance(itemsFeedUri);
    query.setMaxResults(25);
    query.setBq("[item type:housing][listing type:for sale]"
            + "[location:@\"San Jose, CA, USA\"+15mi][price < 700000 USD]");
    service.getSnippetsFeed(query, new SnippetsFeedCallback() {
        public void onFailure(CallErrorException caught) {
            showStatus("An error occurred while retrieving the snippets feed: " + caught.getMessage(), true);
        }

        public void onSuccess(SnippetsFeed result) {
            SnippetsEntry[] entries = result.getEntries();
            if (entries.length == 0) {
                showStatus("No snippets matched the search criteria.", false);
            } else {
                showData(entries);
            }
        }
    });
}

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From source file:com.google.gwt.gdata.sample.hellogdata.client.GoogleBaseQuerySnippetsForJobsDemo.java

License:Apache License

/**
 * Retrieves a snippets feed using a Query object.
 * In GData, feed URIs can contain query string parameters. The
 * GData query objects aid in building parameterized feed URIs.
 * Upon successfully receiving the snippets feed, the snippet entries 
 * are displayed to the user via the showData method.
 * We set the BQ query string to search for jobs.
 * //w  w  w  . j ava 2  s .c  o  m
 * @param itemsFeedUri The items feed uri.
 */
private void querySnippets(String itemsFeedUri) {
    showStatus("Loading snippets feed...", false);
    SnippetsQuery query = SnippetsQuery.newInstance(itemsFeedUri);
    query.setMaxResults(25);
    query.setBq("[employer: Google][job type:full-time][job function:Marketing]");
    service.getSnippetsFeed(query, new SnippetsFeedCallback() {
        public void onFailure(CallErrorException caught) {
            showStatus("An error occurred while retrieving the snippets feed: " + caught.getMessage(), true);
        }

        public void onSuccess(SnippetsFeed result) {
            SnippetsEntry[] entries = result.getEntries();
            if (entries.length == 0) {
                showStatus("No snippets matched the search criteria.", false);
            } else {
                showData(entries);
            }
        }
    });
}

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From source file:com.google.gwt.gdata.sample.hellogdata.client.GoogleBaseQuerySnippetsForRecipesDemo.java

License:Apache License

/**
 * Retrieves a snippets feed using a Query object.
 * In GData, feed URIs can contain query string parameters. The
 * GData query objects aid in building parameterized feed URIs.
 * Upon successfully receiving the snippets feed, the snippet entries 
 * are displayed to the user via the showData method.
 * We set the BQ parameter to search for recipes.
 * /*from  w ww  .  j  a v  a2 s  .c  o m*/
 * @param itemsFeedUri The items feed uri.
 */
private void querySnippets(String itemsFeedUri) {
    showStatus("Loading snippets feed...", false);
    SnippetsQuery query = SnippetsQuery.newInstance(itemsFeedUri);
    query.setMaxResults(25);
    query.setBq("[item type:recipes][cuisine:chinese][course:main]" + "[main ingredient:chicken]");
    service.getSnippetsFeed(query, new SnippetsFeedCallback() {
        public void onFailure(CallErrorException caught) {
            showStatus("An error occurred while retrieving the snippets feed: " + caught.getMessage(), true);
        }

        public void onSuccess(SnippetsFeed result) {
            SnippetsEntry[] entries = result.getEntries();
            if (entries.length == 0) {
                showStatus("No snippets matched the search criteria.", false);
            } else {
                showData(entries);
            }
        }
    });
}

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