Example usage for java.util List indexOf

Introduction

In this page you can find the example usage for java.util List indexOf.

Prototype

int indexOf(Object o);

Source Link

Document

Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.

Usage

From source file:Main.java

public static <T> int indexOf(List<? extends T> source, T t) {
    return source.indexOf(t);
}

From source file:Main.java

public static boolean isSupported(String value, List<String> supported) {
    return supported != null && supported.indexOf(value) >= 0;
}

From source file:Main.java

public static <T> int indexOf(List<? extends T> source, Object o) {
    return source.indexOf(o);
}

From source file:Main.java

public static String seek(List<String> strings1, List<String> strings2, String content) {
    int idx = strings1.indexOf(content);
    if (idx == -1)
        return null;
    return strings2.get(idx);
}

From source file:Main.java

/**
 * @param string - this is the current value, e.g. itemNo
 * @param list - list of strings, e.g. list of products
 * @return string value//from  w  w  w  .  jav  a  2  s.c  om
 * method = getNextInList
 * Send in value and a list of values, returns the next value from the list.
 * returns null if the value sent in is the last value in the list.
 * 
 */
public static String getNextInList(String string, List list) {
    String nextString = null;
    int i = list.indexOf(string);
    int size = list.size() - 1;
    if (i == size) {//this is the last item/value  in the list
        System.out.println("this is the last item/value in the list");
        return nextString;
    } else {
        nextString = list.get(i + 1).toString();
        System.out.println("what is next item/value= " + nextString);
    }
    return nextString;
}

From source file:Main.java

public static <T> T getNext(final List<T> items, T item) {
    int index = items.indexOf(item);
    if (index >= 0) {
        int nextIndex = (index + 1) % items.size();
        return items.get(nextIndex);
    }/*from www  .j av  a  2s  . c o m*/
    return null;
}

From source file:Main.java

/**
 * @param string - this is the current value, e.g. itemNo
 * @param list - list of strings, e.g. list of products
 * @return string value/*from  w  w  w. j  av a2  s. co  m*/
 * method = getPreviousInList
 * Send in value and a list of values, returns the previous value from the list.
 * returns null if the value sent in is the first value in the list.
 * 
 */
public static String getPreviousInList(String string, List list) {
    String previousString = null;
    int i = list.indexOf(string);
    if (i == 0) {//this is the first value in the list
        System.out.println("this is the first item/string value in the list");
        return previousString;
    } else {
        previousString = list.get(i - 1).toString();
        System.out.println("what is previous item/string value= " + previousString);
    }
    return previousString;
}

From source file:Main.java

public static boolean cameraHasColorEffect(Camera c, String colorEffect) {
    List<String> listOfColorEffects = c.getParameters().getSupportedColorEffects();
    if (listOfColorEffects.indexOf(colorEffect) != -1) {
        return true;
    }//  w  w w .ja  va  2s.  co  m
    return false;
}

From source file:Main.java

public static <T> List<T> popFirstSubList(List<T> originList, T fromObj, T toObj) {
    int fromIndex = originList.indexOf(fromObj);
    if (fromIndex == -1) {
        return null;
    }//from  w ww  . j av  a 2  s .c  o  m
    int toIndex = originList.indexOf(toObj) + 1;
    if (toIndex == 0) {
        return null;
    }
    return popSubList(originList, fromIndex, toIndex);
}

From source file:Main.java

/**
 * @param string - this is the current value, e.g. itemNo
 * @param list - list of strings, e.g. list of products
 * @return string value/*from w ww .ja  va2  s .  c  o m*/
 * method = getNextInList
 * Send in value and a list of values, returns the next value from the list.
 * returns null if the value sent in is the last value in the list.
 * 
 */
public static String getNextInList(String string, List list) {
    String nextString = null;
    if (list != null) {
        int i = list.indexOf(string);
        if (list == null || i == list.size() - 1 || list.size() < 2) {//this is the last item/value  in the list
            System.out.println("this is the last item/value in the list");
            return nextString;
        } else {
            nextString = list.get(i + 1).toString();
            System.out.println("what is next item/value= " + nextString);
        }
    }
    return nextString;
}