Code cleanup (#1461)
* Code cleanup * Fix flux tests * Fix checkstyle errors * Fix compile error
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@ -29,7 +29,7 @@ package com.iluwatar.caching;
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public enum CachingPolicy {
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THROUGH("through"), AROUND("around"), BEHIND("behind"), ASIDE("aside");
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private String policy;
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private final String policy;
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CachingPolicy(String policy) {
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this.policy = policy;
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