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

/**
 * Returns a pretty-printed version of the collection. 
 * Items will be toString()'ed and separated by commas.
 * The collection can be optionally delimited by "[]".
 * /* w w w .j av  a2s.c  om*/
 * @param collection
 * @param dilimit
 * @return
 */
public static String allToString(final Collection<?> collection, boolean delimit) {
    boolean first = true;
    StringBuilder bldr = new StringBuilder(delimit ? "[" : "");
    for (Object o : collection) {
        bldr.append((first ? "" : ", ") + o.toString());
        first = false;
    }
    if (delimit)
        bldr.append(']');
    return bldr.toString();
}

From source file:Main.java

/**
 * <p>/*  w  w  w .  ja v a  2s  .  co m*/
 * Returns either the passed in <code>Object</code> as a String, or, if the <code>Object</code> is <code>null</code>
 * , a passed in default String.
 * </p>
 *
 * @param obj the Object to check
 * @param defaultString the default String to return if str is <code>null</code>
 * @return the passed in string, or the default if it was <code>null</code>
 */
public static String defaultString(Object obj, String defaultString) {
    return (obj == null) ? defaultString : obj.toString();
}

From source file:Main.java

public static boolean isEmpty(Object value) {
    if (value == null) {
        return true;
    }/*from   w w  w.j  a  v a  2 s  . co  m*/
    return isEmpty(value.toString());
}

From source file:Main.java

/** Returns an alphabetically sorted list of the keys. */
public static Vector getSortedKeyList(Hashtable hashtable) {
    Vector result = new Vector();
    Enumeration keys = hashtable.keys();
    while (keys.hasMoreElements()) {
        result.add(keys.nextElement());/*  ww  w. ja  v a2 s . c o  m*/
    }
    Collections.sort(result, new Comparator() {
        public int compare(Object a, Object b) {
            String textA = a.toString();
            String textB = b.toString();

            return textA.compareToIgnoreCase(textB);
        }
    });

    return result;
}

From source file:Main.java

public static String getMetaData(Context context, String key) {
    try {//from   w w w.  j  a  v a2s  .c o  m
        ApplicationInfo ai = context.getPackageManager().getApplicationInfo(context.getPackageName(),
                PackageManager.GET_META_DATA);
        Object value = ai.metaData.get(key);
        if (value != null) {
            return value.toString();
        }
    } catch (Exception ignored) {
    }
    return null;
}

From source file:com.threewks.thundr.view.jsp.el.StringFunctions.java

public static String upperCase(Object arg) {
    return arg == null ? null : StringUtils.upperCase(arg.toString());
}

From source file:com.threewks.thundr.view.jsp.el.StringFunctions.java

public static String lowerCase(Object arg) {
    return arg == null ? null : StringUtils.lowerCase(arg.toString());
}

From source file:Main.java

public static boolean isNumeric(Object obj) {
    if (obj == null) {
        return false;
    }/*from w  w w .ja v  a 2 s .  c  o  m*/
    String str = obj.toString();
    int sz = str.length();
    for (int i = 0; i < sz; i++) {
        if (!Character.isDigit(str.charAt(i))) {
            return false;
        }
    }
    return true;
}

From source file:com.threewks.thundr.view.jsp.el.StringFunctions.java

public static String sentenceCase(Object arg) {
    return arg == null ? null : StringUtils.capitalize(arg.toString());
}

From source file:Main.java

public static HashMap<String, List<Object[]>> getUnitDataMapList(List<Object[]> list, int[] indexnum) {
    HashMap<String, List<Object[]>> dataMap = new HashMap<String, List<Object[]>>();
    for (int i = 0; i < list.size(); i++) {
        StringBuffer returnStringBuffer = new StringBuffer();
        for (int ai = 0; ai < indexnum.length; ai++) {
            int index = indexnum[ai];
            Object obj = list.get(i)[index];
            String gunit = obj.toString();
            if (ai == 0) {
                returnStringBuffer.append(gunit);
            } else {
                returnStringBuffer.append("(" + gunit + ")");
            }/*from  w  ww.  j a  va2s  .  c  o  m*/

        }
        String unit = returnStringBuffer.toString();
        if (dataMap.containsKey(unit)) {
            dataMap.get(unit).add((Object[]) list.get(i));
        } else {
            ArrayList<Object[]> rowdata = new ArrayList<Object[]>();
            rowdata.add((Object[]) list.get(i));
            dataMap.put(unit, rowdata);
        }
    }

    return dataMap;
}