Java Code Examples for java.util.ArrayList#lastIndexOf()
The following examples show how to use
java.util.ArrayList#lastIndexOf() .
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Example 1
Source File: FocusFinder.java From android_9.0.0_r45 with Apache License 2.0 | 5 votes |
private static View getNextFocusable(View focused, ArrayList<View> focusables, int count) { if (focused != null) { int position = focusables.lastIndexOf(focused); if (position >= 0 && position + 1 < count) { return focusables.get(position + 1); } } if (!focusables.isEmpty()) { return focusables.get(0); } return null; }
Example 2
Source File: SearchAnElementInArrayListExample.java From java-n-IDE-for-Android with Apache License 2.0 | 4 votes |
public static void main(String[] args) { //create an ArrayList object ArrayList arrayList = new ArrayList(); //Add elements to Arraylist arrayList.add("1"); arrayList.add("2"); arrayList.add("3"); arrayList.add("4"); arrayList.add("5"); arrayList.add("1"); arrayList.add("2"); /* To check whether the specified element exists in Java ArrayList use boolean contains(Object element) method. It returns true if the ArrayList contains the specified objct, false otherwise. */ boolean blnFound = arrayList.contains("2"); System.out.println("Does arrayList contain 2 ? " + blnFound); /* To get an index of specified element in ArrayList use int indexOf(Object element) method. This method returns the index of the specified element in ArrayList. It returns -1 if not found. */ int index = arrayList.indexOf("4"); if (index == -1) System.out.println("ArrayList does not contain 4"); else System.out.println("ArrayList contains 4 at index :" + index); /* To get last index of specified element in ArrayList use int lastIndexOf(Object element) method. This method returns index of the last occurrence of the specified element in ArrayList. It returns -1 if not found. */ int lastIndex = arrayList.lastIndexOf("1"); if (lastIndex == -1) System.out.println("ArrayList does not contain 1"); else System.out.println("Last occurrence of 1 in ArrayList is at index :" + lastIndex); }
Example 3
Source File: SearchAnElementInArrayListExample.java From javaide with GNU General Public License v3.0 | 4 votes |
public static void main(String[] args) { //create an ArrayList object ArrayList arrayList = new ArrayList(); //Add elements to Arraylist arrayList.add("1"); arrayList.add("2"); arrayList.add("3"); arrayList.add("4"); arrayList.add("5"); arrayList.add("1"); arrayList.add("2"); /* To check whether the specified element exists in Java ArrayList use boolean contains(Object element) method. It returns true if the ArrayList contains the specified objct, false otherwise. */ boolean blnFound = arrayList.contains("2"); System.out.println("Does arrayList contain 2 ? " + blnFound); /* To get an index of specified element in ArrayList use int indexOf(Object element) method. This method returns the index of the specified element in ArrayList. It returns -1 if not found. */ int index = arrayList.indexOf("4"); if (index == -1) System.out.println("ArrayList does not contain 4"); else System.out.println("ArrayList contains 4 at index :" + index); /* To get last index of specified element in ArrayList use int lastIndexOf(Object element) method. This method returns index of the last occurrence of the specified element in ArrayList. It returns -1 if not found. */ int lastIndex = arrayList.lastIndexOf("1"); if (lastIndex == -1) System.out.println("ArrayList does not contain 1"); else System.out.println("Last occurrence of 1 in ArrayList is at index :" + lastIndex); }
Example 4
Source File: ListTests.java From spotbugs with GNU Lesser General Public License v2.1 | 4 votes |
public void test3NoBugs(ArrayList<? extends CharSequence> list) { list.lastIndexOf(new StringBuffer("Key")); }
Example 5
Source File: ListTests.java From spotbugs with GNU Lesser General Public License v2.1 | 4 votes |
public void test3Bugs(ArrayList<? extends CharSequence> list) { list.lastIndexOf(Integer.valueOf(3)); }
Example 6
Source File: HtmlTreeBuilder.java From astor with GNU General Public License v2.0 | 4 votes |
private void replaceInQueue(ArrayList<Element> queue, Element out, Element in) { int i = queue.lastIndexOf(out); Validate.isTrue(i != -1); queue.set(i, in); }
Example 7
Source File: HtmlTreeBuilder.java From astor with GNU General Public License v2.0 | 4 votes |
private void replaceInQueue(ArrayList<Element> queue, Element out, Element in) { int i = queue.lastIndexOf(out); Validate.isTrue(i != -1); queue.set(i, in); }
Example 8
Source File: HtmlTreeBuilder.java From astor with GNU General Public License v2.0 | 4 votes |
private void replaceInQueue(ArrayList<Element> queue, Element out, Element in) { int i = queue.lastIndexOf(out); Validate.isTrue(i != -1); queue.set(i, in); }