DynamicArray: add isEmpty() method

cszach · cszach · commit 16b584353480 · 2022-08-05T16:41:45.000+07:00
diff --git a/src/main/lists/DynamicArray.java b/src/main/lists/DynamicArray.java
@@ -35,6 +35,10 @@ public int getCapacity() {
     return this.array.length;
   }
 
+  public boolean isEmpty() {
+    return this.length == 0;
+  }
+
   public DynamicArray<T> shrinkCapacity() {
     Object[] newArray = new Object[this.length];
 

Original file line number	Diff line number	Diff line change
`@@ -35,6 +35,10 @@ public int getCapacity() {`
`35`	`35`	`return this.array.length;`
`36`	`36`	`}`
`37`	`37`
	`38`	`+ public boolean isEmpty() {`
	`39`	`+ return this.length == 0;`
	`40`	`+ }`
	`41`	`+`
`38`	`42`	`public DynamicArray<T> shrinkCapacity() {`
`39`	`43`	`Object[] newArray = new Object[this.length];`
`40`	`44`