iSharkFly-Docs
/
java-tutorials
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add examples to demo IndexOutOfBoundsException while using Collectins.copy method and other working demos to copy elements from one list to another list

This commit is contained in:
Vishal 2020-09-13 23:05:36 +05:30
parent 760ba574e4
commit c6f067c17f
6 changed files with 133 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
core-java-modules/core-java-exceptions-3/src/main/java/com/baeldung/CopyListUsingAddAllMethodDemo.java Normal file
View File

@ -0,0 +1,24 @@
package com.baeldung;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class CopyListUsingAddAllMethodDemo {
static List<Integer> copyList(List<Integer> source) {
List<Integer> destination = new ArrayList<>();
destination.addAll(source);
return destination;
}
public static void main(String[] args) {
List<Integer> source = Arrays.asList(11, 22, 33);
List<Integer> destination = copyList(source);
System.out.println("copy = " + destination);
}
}

21
core-java-modules/core-java-exceptions-3/src/main/java/com/baeldung/CopyListUsingCollectionsCopyMethodDemo.java Normal file
View File

@ -0,0 +1,21 @@
package com.baeldung;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
public class CopyListUsingCollectionsCopyMethodDemo {
static void copyList(List<Integer> source, List<Integer> destination) {
Collections.copy(destination, source);
}
public static void main(String[] args) {
List<Integer> source = Arrays.asList(11, 22, 33);
List<Integer> destination = Arrays.asList(1, 2, 3, 4, 5);
copyList(source, destination);
System.out.println("copy = " + destination);
}
}

21
core-java-modules/core-java-exceptions-3/src/main/java/com/baeldung/CopyListUsingConstructorDemo.java Normal file
View File

@ -0,0 +1,21 @@
package com.baeldung;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class CopyListUsingConstructorDemo {
static List<Integer> copyList(List<Integer> source) {
return new ArrayList<>(source);
}
public static void main(String[] args) {
List<Integer> source = Arrays.asList(11, 22, 33);
List<Integer> destination = copyList(source);
System.out.println("copy = " + destination);
}
}

18
core-java-modules/core-java-exceptions-3/src/main/java/com/baeldung/CopyListUsingJava10Demo.java Normal file
View File

@ -0,0 +1,18 @@
package com.baeldung;
import java.util.Arrays;
import java.util.List;
public class CopyListUsingJava10Demo {
static List<Integer> copyList(List<Integer> source) {
return List.copyOf(source);
}
public static void main(String[] args) {
List<Integer> source = Arrays.asList(11, 22, 33);
List<Integer> destination = copyList(source);
System.out.println("copy = " + destination);
}
}

22
core-java-modules/core-java-exceptions-3/src/main/java/com/baeldung/CopyListUsingJava8StreamDemo.java Normal file
View File

@ -0,0 +1,22 @@
package com.baeldung;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
public class CopyListUsingJava8StreamDemo {
static List<Integer> copyList(List<Integer> source) {
return source
.stream()
.collect(Collectors.toList());
}
public static void main(String[] args) {
List<Integer> source = Arrays.asList(11, 22, 33);
List<Integer> destination = copyList(source);
System.out.println("copy = " + destination);
}
}

27
core-java-modules/core-java-exceptions-3/src/main/java/com/baeldung/exception/IndexOutOfBoundsException.java Normal file
View File

@ -0,0 +1,27 @@
package com.baeldung.exception;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
/**
* This example produces an IndexOutOfBoundsException, when we try to copy a list using the Collections.copy method.
* As the destination list doesn't have enough space/size to copy elements from source list.
*/
public class IndexOutOfBoundsException {
static List<Integer> copyList(List<Integer> source) {
List<Integer> destination = new ArrayList<>(source.size());
Collections.copy(destination, source);
return destination;
}
public static void main(String[] args) {
List<Integer> source = Arrays.asList(1, 2, 3, 4, 5);
List<Integer> copy = copyList(source);
System.out.println("copy = " + copy);
}
}