changed code to show copy-paste ready code comment
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@ -11,7 +11,7 @@ public class IdentityHashMapDemonstrator {
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updateWithNewValue(copiedMap);
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iterateIdentityHashMap(copiedMap);
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addNullKeyValue();
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demoHashMapVsIdentityMap(identityHashMap);
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demoHashMapVsIdentityMap();
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demoMutableKeys();
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Map<String, String> synchronizedMap = getSynchronizedMap();
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@ -106,7 +106,13 @@ public class IdentityHashMapDemonstrator {
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System.out.println("IdentityHashMap: " + identityHashMap);
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}
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private static void demoHashMapVsIdentityMap(IdentityHashMap<String, String> identityHashMap) {
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private static void demoHashMapVsIdentityMap() {
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IdentityHashMap<String, String> identityHashMap = new IdentityHashMap<>();
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identityHashMap.put("title", "Harry Potter and the Goblet of Fire");
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identityHashMap.put("author", "J. K. Rowling");
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identityHashMap.put("language", "English");
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identityHashMap.put("genre", "Fantasy");
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HashMap<String, String> hashMap = new HashMap<>(identityHashMap);
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hashMap.put(new String("genre"), "Drama");
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assert (4 == hashMap.size());
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