43 lines
879 B
Java
43 lines
879 B
Java
package com.ruoyi.business.util;
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import java.util.*;
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/**
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* OrderedProperties
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*
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* @author Unmi
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* @date 2012-12-07
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*/
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public class OrderedProperties extends Properties {
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private static final long serialVersionUID = -4627607243846121965L;
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private final LinkedHashSet<Object> keys = new LinkedHashSet<Object>();
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@Override
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public Enumeration<Object> keys() {
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return Collections.<Object>enumeration(keys);
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}
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@Override
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public Object put(Object key, Object value) {
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keys.add(key);
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return super.put(key, value);
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}
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@Override
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public Set<Object> keySet() {
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return keys;
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}
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@Override
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public Set<String> stringPropertyNames() {
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Set<String> set = new LinkedHashSet<String>();
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for (Object key : this.keys) {
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set.add((String) key);
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}
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return set;
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}
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} |