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package org.apache.myfaces.context.servlet; |
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import java.util.Enumeration; |
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import java.util.Map; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpSession; |
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import org.apache.myfaces.shared_impl.util.NullEnumeration; |
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import org.apache.myfaces.util.AbstractAttributeMap; |
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public final class SessionMap extends AbstractAttributeMap<Object> |
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{ |
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private final HttpServletRequest _httpRequest; |
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SessionMap(final HttpServletRequest httpRequest) |
42 | 0 | { |
43 | 0 | _httpRequest = httpRequest; |
44 | 0 | } |
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@Override |
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protected Object getAttribute(final String key) |
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{ |
49 | 0 | final HttpSession httpSession = getSession(); |
50 | 0 | return (httpSession == null) ? null : httpSession.getAttribute(key); |
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} |
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@Override |
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protected void setAttribute(final String key, final Object value) |
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{ |
56 | 0 | _httpRequest.getSession(true).setAttribute(key, value); |
57 | 0 | } |
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@Override |
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protected void removeAttribute(final String key) |
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{ |
62 | 0 | final HttpSession httpSession = getSession(); |
63 | 0 | if (httpSession != null) |
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{ |
65 | 0 | httpSession.removeAttribute(key); |
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} |
67 | 0 | } |
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@Override |
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@SuppressWarnings("unchecked") |
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protected Enumeration<String> getAttributeNames() |
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{ |
73 | 0 | final HttpSession httpSession = getSession(); |
74 | 0 | return (httpSession == null) ? NullEnumeration.instance() : httpSession.getAttributeNames(); |
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} |
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private HttpSession getSession() |
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{ |
79 | 0 | return _httpRequest.getSession(false); |
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} |
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@Override |
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public void putAll(final Map t) |
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{ |
85 | 0 | throw new UnsupportedOperationException(); |
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} |
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@Override |
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public void clear() |
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{ |
94 | 0 | final HttpSession session = getSession(); |
95 | 0 | if (session == null) |
96 | 0 | return; |
97 | 0 | for (final Enumeration attributeNames = session.getAttributeNames(); attributeNames.hasMoreElements();) |
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{ |
99 | 0 | final String attributeName = (String) attributeNames.nextElement(); |
100 | 0 | session.removeAttribute(attributeName); |
101 | 0 | } |
102 | 0 | } |
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} |