Example usage for java.util Map size

Introduction

In this page you can find the example usage for java.util Map size.

Prototype

int size();

Source Link

Document

Returns the number of key-value mappings in this map.

Usage

From source file:ViewImageTest.java

/**
 * Display detailed results. All parametrers required not to be null.
 * // ww w  .  ja v a 2 s .  co  m
 * @param inFiles
 *            input image files
 * @param failures
 *            map input file url which failed with eventual cause exception
 */
private static void displayResults(File[] inFiles, Map<String, Exception> failures) {
    if (failures.size() > 0) {
        if (failures.size() == inFiles.length) {
            System.out.println("No input files could be processed :");
        } else {
            System.out.println("Some input files could not be processed :");
        }
        for (Entry<String, Exception> entry : failures.entrySet()) {
            System.out.println(entry.getKey());
            if (entry.getValue() != null) {
                System.out.println("cause : " + entry.getValue());
            }
        }
    } else {
        System.out.println("All input files were successfully processed.");
    }
}

From source file:info.archinnov.achilles.internal.validation.Validator.java

public static void validateSize(Map<?, ?> arg, int size, String message, Object... args) {
    validateNotEmpty(arg, "The map '%s' should not be empty", args);
    if (arg.size() != size) {
        throw new AchillesException(format(message, args));
    }/*from  w  w w. ja va2s .c om*/
}

From source file:AIR.Common.Web.taglib.JsfHelpers.java

public static void setValueExpressions(UIComponent component, Map<String, String> valueExpressions,
        FacesContext context) {//from  w  ww.  j a  v  a 2  s . com
    if (valueExpressions == null || valueExpressions.size() == 0)
        return;
    if (context == null) {
        context = FacesContext.getCurrentInstance();
    }

    Application application = context.getApplication();
    // http://stackoverflow.com/a/16058002/1961102
    if (valueExpressions != null && !valueExpressions.isEmpty()) {
        ExpressionFactory factory = application.getExpressionFactory();
        ELContext ctx = context.getELContext();
        for (Map.Entry<String, String> entry : valueExpressions.entrySet()) {
            ValueExpression expr = factory.createValueExpression(ctx, entry.getValue(), Object.class);
            component.setValueExpression(entry.getKey(), expr);
        }
    }
}

From source file:com.cyou.hithere.center.util.JsonMapper.java

/**
 * ??/*from ww  w.  j  a  va  2  s.  c om*/
 * 
 * @param map
 * @return
 */
public static String getJsonFromMap(Map<String, Object> map) {
    if (map == null || map.size() == 0) {
        return null;
    }
    String json = null;
    try {
        json = JSONObject.fromObject(map).toString();
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
    }
    return json;
}

From source file:com.exxonmobile.ace.hybris.storefront.servlets.util.FilterSpringUtil.java

/**
 * The same as {@link #getSpringBean(HttpServletRequest, String, Class)} but uses ServletContext as the first
 * parameter. It might be used in places, where HttpServletRequest is not available, but ServletContext is.
 *///from w ww . ja  v  a2s  .c  o m
public static <T> T getSpringBean(final ServletContext servletContext, final String beanName,
        final Class<T> beanClass) {
    T ret = null;
    final WebApplicationContext appContext = WebApplicationContextUtils
            .getRequiredWebApplicationContext(servletContext);

    if (StringUtils.isNotBlank(beanName)) {
        try {
            ret = (T) appContext.getBean(beanName);
        } catch (final NoSuchBeanDefinitionException ex) {
            LOG.warn("No bean found with the specified name. Trying to resolve bean using type...");
        }
    }
    if (ret == null) {
        if (beanClass == null) {
            LOG.warn("No bean could be resolved. Reason: No type specified.");
        } else {
            final Map<String, T> beansOfType = appContext.getBeansOfType(beanClass);
            if (beansOfType != null && !beansOfType.isEmpty()) {
                if (beansOfType.size() > 1) {
                    LOG.warn("More than one matching bean found of type " + beanClass.getSimpleName()
                            + ". Returning the first one found.");
                }
                ret = beansOfType.values().iterator().next();
            }
        }
    }
    return ret;
}

From source file:MathFunctions.java

public static AffineTransform generateAffineTransformFromPointPairs(
        Map<Point2D.Double, Point2D.Double> pointPairs) {
    RealMatrix u = new Array2DRowRealMatrix(pointPairs.size(), 3);
    RealMatrix v = new Array2DRowRealMatrix(pointPairs.size(), 3);

    // Create u (source) and v (dest) matrices whose row vectors
    // are [x,y,1] for each Point2D.Double:

    int i = 0;/*from  ww w . ja  v  a  2  s .c  om*/
    for (Map.Entry pair : pointPairs.entrySet()) {
        Point2D.Double uPt = (Point2D.Double) pair.getKey();
        Point2D.Double vPt = (Point2D.Double) pair.getValue();

        insertPoint2DInMatrix(u, uPt, i);
        insertPoint2DInMatrix(v, vPt, i);

        i++;
    }
    // Find the 3x3 linear least squares solution to u*m'=v
    // (the last row should be [0,0,1]):
    DecompositionSolver solver = (new QRDecompositionImpl(u)).getSolver();
    double[][] m = solver.solve(v).transpose().getData();

    // Create an AffineTransform object from the elements of m
    // (the last row is omitted as specified in AffineTransform class):
    return new AffineTransform(m[0][0], m[1][0], m[0][1], m[1][1], m[0][2], m[1][2]);
}

From source file:com.kenshoo.freemarker.view.FreeMarkerOnlineView.java

private static List<SelectionOption> toSelectionOptions(Map<String, ?> settingValueMap) {
    ArrayList<SelectionOption> selectionOptions = new ArrayList<SelectionOption>(settingValueMap.size());
    for (String key : settingValueMap.keySet()) {
        selectionOptions.add(new SelectionOption(key, truncate(key, 25)));
    }//from w  w w . j a va  2 s . c  o m
    Collections.sort(selectionOptions);
    return selectionOptions;
}

From source file:de.vandermeer.skb.base.utils.Skb_TextUtils.java

/**
 * Returns a transformer that takes a map and returns a string representation of its contents.
 * @return map to string transformer/*from  w  ww  . j a v  a 2 s. c o  m*/
 */
public static final Skb_Transformer<Map<String, ?>, String> MAP_TO_TEXT() {
    return new Skb_Transformer<Map<String, ?>, String>() {
        @Override
        public String transform(Map<String, ?> map) {
            StrBuilder ret = new StrBuilder(map.size() * 20);
            TreeSet<String> keys = new TreeSet<String>(map.keySet());
            for (String leaf : keys) {
                //               int level=StringUtils.countMatches(leaf, builder.getSeparatorAsString());
                //               ret.append('-');
                //               for(int i=0;i<=level;i++){
                //                  ret.append("-");
                //               }
                //               ret.append("> ").append(leaf);
                ret.append("--> ").append(leaf);
                ret.append(" ::= ");
                ret.append(map.get(leaf));
                ret.append('\n');
            }
            return ret.toString();
        }
    };
}

From source file:com.acc.filter.FilterSpringUtil.java

/**
 * The same as {@link #getSpringBean(HttpServletRequest, String, Class)} but uses ServletContext as the first
 * parameter. It might be used in places, where HttpServletRequest is not available, but ServletContext is.
 *///www .  j  a  va2 s . c o  m
public static <T> T getSpringBean(final ServletContext servletContext, final String beanName,
        final Class<T> beanClass) {
    T ret = null;
    final WebApplicationContext appContext = WebApplicationContextUtils
            .getRequiredWebApplicationContext(servletContext);

    if (StringUtils.isNotBlank(beanName)) {
        try {
            ret = (T) appContext.getBean(beanName);
        } catch (final NoSuchBeanDefinitionException nsbde) {
            LOG.warn("No bean found with the specified name. Trying to resolve bean using type...");
        }
    }
    if (ret == null) {
        if (beanClass == null) {
            LOG.warn("No bean could be resolved. Reason: No type specified.");
        } else {
            final Map<String, T> beansOfType = appContext.getBeansOfType(beanClass);
            if (beansOfType != null && !beansOfType.isEmpty()) {
                if (beansOfType.size() > 1) {
                    LOG.warn("More than one matching bean found of type " + beanClass.getSimpleName()
                            + ". Returning the first one found.");
                }
                ret = beansOfType.values().iterator().next();
            }
        }
    }
    return ret;
}

From source file:com.kenshoo.freemarker.view.FreeMarkerOnlineView.java

private static List<SelectionOption> toLocaleSelectionOptions(Map<String, Locale> localeMap) {
    ArrayList<SelectionOption> selectionOptions = new ArrayList<SelectionOption>(localeMap.size());
    for (Map.Entry<String, Locale> ent : localeMap.entrySet()) {
        Locale locale = ent.getValue();
        selectionOptions.add(new SelectionOption(ent.getKey(),
                truncate(locale.getDisplayName(Locale.US), 18) + "; " + locale.toString()));
    }//  w w w  .ja  v  a  2  s .co  m
    Collections.sort(selectionOptions);
    return selectionOptions;
}