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

/**
 * Paranoid version of tostring()//  ww w.ja  v a 2s.c o  m
 * 
 * @param obj
 *          Object
 * @return String
 * 
 */
private static String getPrettyObjectValue(final Object obj) {
    try {
        return obj.toString();
    } catch (final Throwable t) {
        // either obj is null or has a very strange toString() method.
        return "";
    }
}

From source file:Main.java

public static boolean doBoolean(Object obj, boolean defValue) {
    return obj != null ? Boolean.parseBoolean(obj.toString()) : defValue;
}

From source file:Main.java

public static String join(Collection<? extends Object> list, String separator) {
    StringBuilder sb = new StringBuilder();

    for (Object o : list) {
        sb.append(o.toString());
        sb.append(separator);/*from   w  ww. jav  a  2 s  .c  om*/
    }

    if (sb.length() > 0 && separator.length() > 0) {
        sb.delete(sb.length() - separator.length(), sb.length());
    }

    return sb.toString();
}

From source file:Main.java

/**
 * @return//from  w w  w  .j  av  a 2  s .co  m
 */
public static String getBasePath() {
    Map<String, Object> map = threadLocal.get();
    if (map == null) {
        return null;
    }
    Object o = map.get(BASEPATH_KEY);
    return o == null ? null : o.toString();
}

From source file:Main.java

public static boolean checkObj(Object object) {
    boolean result = false;
    if (null != object && !object.toString().equals("anyType{}")) {
        result = true;/*from   w w w.  j  av a  2  s.c  om*/
    }
    return result;
}

From source file:Main.java

/**
 * Returns the maximum length of any element in a Collection.
 *
 * @param collection the collection in question
 * @return the length of the longest element
 *//*w  w w  .  ja va  2 s.  c  om*/
public static int getMaximumElementLength(final Collection<String> collection) {
    int max = 0;
    for (Object object : collection) {
        if (object.toString().length() > max) {
            max = object.toString().length();
        }
    }
    return max;
}

From source file:Main.java

public static String nullStrToEmpty(Object str) {
    return (str == null ? "" : (str instanceof String ? (String) str : str.toString()));
}

From source file:Main.java

public static <T> T single(Collection<T> cl, boolean force, Object msg) {
    String amsg = msg == null ? "" : "," + msg.toString();
    if (cl.isEmpty()) {
        if (force) {
            throw new RuntimeException("force:" + cl + amsg);
        } else {//from w  w w  .j  a  va 2  s  .com
            return null;
        }
    } else if (cl.size() > 1) {
        throw new RuntimeException("tomuch:" + cl + amsg);
    } else {
        return cl.iterator().next();
    }
}

From source file:Main.java

/**
 * Creates new collection that contains only element whose string
 * representation starts with prefix It uses raw collection - not
 * parameterized. There is no {@link SuppressWarnings} annotation so IDE
 * will probably report rawtype and/or unchecked warnings.
 * /*from  ww w.  j  a  va  2  s  . c om*/
 * @param c
 *            raw collection to create prefixed collection from
 * @param prefix
 *            to use as filter
 * @return collection without nulls
 */
public static Collection withPrefixRaw(Collection c, String prefix) {
    Collection prefixed = new ArrayList();
    Iterator iterator = c.iterator();
    while (iterator.hasNext()) {
        Object o = iterator.next();
        if (o != null && o.toString().startsWith(prefix)) {
            prefixed.add(o);
        }
    }
    return prefixed;
}

From source file:edu.stanford.muse.util.VizUtils.java

public static String getAddressBook(JSONObject data) {
    try {//from   ww  w  .  ja v a2s. c o m
        JSONObject addressBookJSON = data.getJSONObject("addressBook");
        Object entries = addressBookJSON.get("entries");
        return entries.toString();
    } catch (JSONException e) {
        System.out.println(e.getStackTrace());
        return "null";
    }
}