Example usage for java.lang Object toString

Introduction

In this page you can find the example usage for java.lang Object toString.

Prototype

public String toString()

Source Link

Document

Returns a string representation of the object.

Usage

From source file:Main.java

public static void writeToFile(Collection<?> collection, File file) throws IOException {
    if (collection != null && file != null) {
        file.getParentFile().mkdirs();/*from   w w  w .ja  va2 s. co  m*/
        File tempFile = new File(file.getAbsolutePath() + ".tmp");
        FileWriter fw = new FileWriter(tempFile);
        for (Object obj : collection) {
            fw.write(new StringBuilder(obj.toString()).append("\r\n").toString());
        }
        fw.flush();
        fw.close();
        file.delete();
        tempFile.renameTo(file);
    }
}

From source file:com.github.ipaas.ifw.front.directive.DirectiveUtils.java

static String getRequiredParam(Map params, String key) throws TemplateException {
    Object value = params.get(key);
    if (value == null || StringUtils.isEmpty(value.toString())) {
        throw new TemplateModelException("not found required parameter:" + key + " for directive");
    }/*from w  w  w . j  a v a  2s. c  om*/
    return value.toString();
}

From source file:com.hangum.tadpole.commons.util.ENumberUtils.java

/**
 * Object to java.lang.int//  w  w w  .j  av  a  2  s .c  o m
 * 
 * @param obj
 * @return
 */
public static int toInt(Object obj) {
    if (obj == null)
        return 0;

    try {
        return NumberUtils.toInt(obj.toString());
    } catch (Exception nfe) {
        return 0;
    }
}

From source file:Main.java

public static int isNull_Int(Object response) {
    if (response == null || response.equals(null))
        return -1;
    else/*from  w ww .  j  av  a  2  s.c o m*/
        return Integer.parseInt(response.toString().trim());

}

From source file:Main.java

public static double toDouble(Object srcStr, double defaultValue) {
    try {//from w w  w .  j  a  v a 2  s .  c  om
        if (srcStr != null) {
            return Double.valueOf(srcStr.toString().replaceAll(",", ""));
        }
    } catch (Exception e) {
        ;
    }
    return defaultValue;
}

From source file:edu.harvard.med.screensaver.util.CollectionUtils.java

public static SortedSet<String> toUniqueStrings(Collection<?> c) {
    SortedSet<String> result = new TreeSet<String>();
    for (Object e : c) {
        result.add(e.toString());
    }//  w  w  w .  j a  va2  s .  co m
    return result;
}

From source file:com.splunk.shuttl.server.mbeans.util.EndpointUtils.java

private static BasicNameValuePair createNameValuePair(Object name, Object value) {
    return new BasicNameValuePair(name.toString(), value.toString());
}

From source file:Main.java

/**
 * Gets the <code>toString</code> of an <code>Object</code> returning
 * an empty string ("") if <code>null</code> input.
 * /*  ww  w . jav a  2  s.  c  o  m*/
 * <pre>
 * ObjectUtils.toString(null)         = ""
 * ObjectUtils.toString("")           = ""
 * ObjectUtils.toString("bat")        = "bat"
 * ObjectUtils.toString(Boolean.TRUE) = "true"
 * </pre>
 * 
 * @see StringUtils#defaultString(String)
 * @see String#valueOf(Object)
 * @param obj  the Object to <code>toString</code>, may be null
 * @return the passed in Object's toString, or nullStr if <code>null</code> input
 * @since 2.0
 */
public static String toString(Object obj) {
    return obj == null ? "" : obj.toString();
}

From source file:gov.nih.nci.calims2.taglib.form.SingleSelectHelper.java

/**
 * Evaluate the given expression in the given context.
 * /*from  ww  w.jav  a 2s.  co  m*/
 * @param expression The expression to evaluate
 * @param context The evaluation context
 * @return The value of the expression as a string.
 */
static String evaluateExpression(Expression expression, EvaluationContext context) {
    try {
        Object value = expression.getValue(context);
        return (value != null) ? value.toString() : "";
    } catch (EvaluationException e) {
        return "";
    }
}

From source file:com.hp.hpl.jena.sparql.util.StringUtils.java

/** Abbreviate, crudely, URI in strings, leaving only their last component. */
public static String printAbbrev(Object obj) {
    if (obj == null)
        return "<null>";
    String x = obj.toString();
    return p.matcher(x).replaceAll("::$1");
}